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drm/amdgpu: add gfx v10 implementation (v10)
authorHawking Zhang <Hawking.Zhang@amd.com>
Mon, 4 Mar 2019 06:41:42 +0000 (14:41 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 21 Jun 2019 23:59:23 +0000 (18:59 -0500)
GFX is the graphics and compute block on the GPU.

v1: add initial gfx v10 implementation (Ray)
v2: convert to new get_vm_pde function in emit_vm_flush (Hawking)
v3: switch to new emit ib interfaces (Hawking)
v4: squash in updates (Alex)
v5: remove unused variables (Alex)
v6: v6: some golden regs moved to vbios (Alex)
v7: squash in some cleanups (Alex)
v8: squash in golden settings update (Alex)
v9: squash in whitespace fixes (Ernst Sjöstrand, Alex)
v10: squash in GDS backup size fix and GDS/GWS/OA removal rebase fixes (Hawking)

Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/Makefile
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c [new file with mode: 0644]
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.h [new file with mode: 0644]

index d41a211..203a620 100644 (file)
@@ -110,7 +110,8 @@ amdgpu-y += \
        amdgpu_gfx.o \
        amdgpu_rlc.o \
        gfx_v8_0.o \
-       gfx_v9_0.o
+       gfx_v9_0.o \
+       gfx_v10_0.o
 
 # add async DMA block
 amdgpu-y += \
index 529ba1b..4410c97 100644 (file)
@@ -29,8 +29,8 @@
 #include <drm/drm_print.h>
 
 /* max number of rings */
-#define AMDGPU_MAX_RINGS               23
-#define AMDGPU_MAX_GFX_RINGS           1
+#define AMDGPU_MAX_RINGS               24
+#define AMDGPU_MAX_GFX_RINGS           2
 #define AMDGPU_MAX_COMPUTE_RINGS       8
 #define AMDGPU_MAX_VCE_RINGS           3
 #define AMDGPU_MAX_UVD_ENC_RINGS       2
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
new file mode 100644 (file)
index 0000000..8f8d624
--- /dev/null
@@ -0,0 +1,5171 @@
+/*
+ * Copyright 2019 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#include <linux/firmware.h>
+#include <drm/drmP.h>
+#include "amdgpu.h"
+#include "amdgpu_gfx.h"
+#include "amdgpu_psp.h"
+#include "amdgpu_smu.h"
+#include "nv.h"
+#include "nvd.h"
+
+#include "gc/gc_10_1_0_offset.h"
+#include "gc/gc_10_1_0_sh_mask.h"
+#include "navi10_enum.h"
+#include "hdp/hdp_5_0_0_offset.h"
+#include "ivsrcid/gfx/irqsrcs_gfx_10_1.h"
+
+#include "soc15.h"
+#include "soc15_common.h"
+#include "clearstate_gfx10.h"
+#include "v10_structs.h"
+#include "gfx_v10_0.h"
+#include "nbio_v2_3.h"
+
+/**
+ * Navi10 has two graphic rings to share each graphic pipe.
+ * 1. Primary ring
+ * 2. Async ring
+ *
+ * In bring-up phase, it just used primary ring so set gfx ring number as 1 at
+ * first.
+ */
+#define GFX10_NUM_GFX_RINGS    2
+#define GFX10_MEC_HPD_SIZE     2048
+
+#define F32_CE_PROGRAM_RAM_SIZE                65536
+#define RLCG_UCODE_LOADING_START_ADDRESS       0x00002000L
+
+MODULE_FIRMWARE("amdgpu/navi10_ce.bin");
+MODULE_FIRMWARE("amdgpu/navi10_pfp.bin");
+MODULE_FIRMWARE("amdgpu/navi10_me.bin");
+MODULE_FIRMWARE("amdgpu/navi10_mec.bin");
+MODULE_FIRMWARE("amdgpu/navi10_mec2.bin");
+MODULE_FIRMWARE("amdgpu/navi10_rlc.bin");
+
+static const struct soc15_reg_golden golden_settings_gc_10_1[] =
+{
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCB_HW_CONTROL_4, 0xffffffff, 0x00400014),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCGTT_CPF_CLK_CTRL, 0xfcff8fff, 0xf8000100),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCGTT_SQ_CLK_CTRL, 0x60000ff0, 0x60000100),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCGTT_SQG_CLK_CTRL, 0x40000000, 0x40000100),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCGTT_VGT_CLK_CTRL, 0xffff8fff, 0xffff8100),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCGTT_WD_CLK_CTRL, 0xfeff8fff, 0xfeff8100),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCH_PIPE_STEER, 0xffffffff, 0xe4e4e4e4),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCH_VC5_ENABLE, 0x00000002, 0x00000000),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmCP_SD_CNTL, 0x000007ff, 0x000005ff),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG, 0x20000000, 0x20000000),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG2, 0xffffffff, 0x00000420),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DEBUG4, 0x07800000, 0x04800000),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_DFSM_TILES_IN_FLIGHT, 0x0000ffff, 0x0000003f),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmDB_LAST_OF_BURST_CONFIG, 0xffffffff, 0x03860204),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGCR_GENERAL_CNTL, 0x1ff0ffff, 0x00000500),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGE_PRIV_CONTROL, 0x000007ff, 0x000001fe),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL1_PIPE_STEER, 0xffffffff, 0xe4e4e4e4),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL2_PIPE_STEER_0, 0x77777777, 0x10321032),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL2_PIPE_STEER_1, 0x77777777, 0x02310231),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL2A_ADDR_MATCH_MASK, 0xffffffff, 0xffffffcf),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL2C_ADDR_MATCH_MASK, 0xffffffff, 0xffffffcf),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL2C_CTRL2, 0xffffffff, 0x1402002f),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmGL2C_CTRL3, 0xffff9fff, 0x00001188),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_ENHANCE, 0x3fffffff, 0x08000009),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmRMI_SPARE, 0xffffffff, 0xffff3101),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQ_ALU_CLK_CTRL, 0xffffffff, 0xffffffff),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQ_ARB_CONFIG, 0x00000100, 0x00000130),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmSQ_LDS_CLK_CTRL, 0xffffffff, 0xffffffff),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmTA_CNTL_AUX, 0xfff7ffff, 0x01030000),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmUTCL1_CGTT_CLK_CTRL, 0x40000ff0, 0x40000100),
+       SOC15_REG_GOLDEN_VALUE(GC, 0, mmUTCL1_CTRL, 0xffffffff, 0x00000000)
+};
+
+static const struct soc15_reg_golden golden_settings_gc_10_0_nv10[] =
+{
+       /* Pending on emulation bring up */
+};
+
+static void gfx_v10_0_set_ring_funcs(struct amdgpu_device *adev);
+static void gfx_v10_0_set_irq_funcs(struct amdgpu_device *adev);
+static void gfx_v10_0_set_gds_init(struct amdgpu_device *adev);
+static void gfx_v10_0_set_rlc_funcs(struct amdgpu_device *adev);
+static int gfx_v10_0_get_cu_info(struct amdgpu_device *adev,
+                                 struct amdgpu_cu_info *cu_info);
+static uint64_t gfx_v10_0_get_gpu_clock_counter(struct amdgpu_device *adev);
+static void gfx_v10_0_select_se_sh(struct amdgpu_device *adev, u32 se_num,
+                                  u32 sh_num, u32 instance);
+static u32 gfx_v10_0_get_wgp_active_bitmap_per_sh(struct amdgpu_device *adev);
+
+static int gfx_v10_0_rlc_backdoor_autoload_buffer_init(struct amdgpu_device *adev);
+static void gfx_v10_0_rlc_backdoor_autoload_buffer_fini(struct amdgpu_device *adev);
+static int gfx_v10_0_rlc_backdoor_autoload_enable(struct amdgpu_device *adev);
+static int gfx_v10_0_wait_for_rlc_autoload_complete(struct amdgpu_device *adev);
+static void gfx_v10_0_ring_emit_ce_meta(struct amdgpu_ring *ring, bool resume);
+static void gfx_v10_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume);
+static void gfx_v10_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start);
+
+static void gfx10_kiq_set_resources(struct amdgpu_ring *kiq_ring, uint64_t queue_mask)
+{
+       amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_SET_RESOURCES, 6));
+       amdgpu_ring_write(kiq_ring, PACKET3_SET_RESOURCES_VMID_MASK(0) |
+                         PACKET3_SET_RESOURCES_QUEUE_TYPE(0)); /* vmid_mask:0 queue_type:0 (KIQ) */
+       amdgpu_ring_write(kiq_ring, lower_32_bits(queue_mask)); /* queue mask lo */
+       amdgpu_ring_write(kiq_ring, upper_32_bits(queue_mask)); /* queue mask hi */
+       amdgpu_ring_write(kiq_ring, 0); /* gws mask lo */
+       amdgpu_ring_write(kiq_ring, 0); /* gws mask hi */
+       amdgpu_ring_write(kiq_ring, 0); /* oac mask */
+       amdgpu_ring_write(kiq_ring, 0); /* gds heap base:0, gds heap size:0 */
+}
+
+static void gfx10_kiq_map_queues(struct amdgpu_ring *kiq_ring,
+                                struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = kiq_ring->adev;
+       uint64_t mqd_addr = amdgpu_bo_gpu_offset(ring->mqd_obj);
+       uint64_t wptr_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
+       uint32_t eng_sel = ring->funcs->type == AMDGPU_RING_TYPE_GFX ? 4 : 0;
+
+       amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_MAP_QUEUES, 5));
+       /* Q_sel:0, vmid:0, vidmem: 1, engine:0, num_Q:1*/
+       amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
+                         PACKET3_MAP_QUEUES_QUEUE_SEL(0) | /* Queue_Sel */
+                         PACKET3_MAP_QUEUES_VMID(0) | /* VMID */
+                         PACKET3_MAP_QUEUES_QUEUE(ring->queue) |
+                         PACKET3_MAP_QUEUES_PIPE(ring->pipe) |
+                         PACKET3_MAP_QUEUES_ME((ring->me == 1 ? 0 : 1)) |
+                         PACKET3_MAP_QUEUES_QUEUE_TYPE(0) | /*queue_type: normal compute queue */
+                         PACKET3_MAP_QUEUES_ALLOC_FORMAT(0) | /* alloc format: all_on_one_pipe */
+                         PACKET3_MAP_QUEUES_ENGINE_SEL(eng_sel) |
+                         PACKET3_MAP_QUEUES_NUM_QUEUES(1)); /* num_queues: must be 1 */
+       amdgpu_ring_write(kiq_ring, PACKET3_MAP_QUEUES_DOORBELL_OFFSET(ring->doorbell_index));
+       amdgpu_ring_write(kiq_ring, lower_32_bits(mqd_addr));
+       amdgpu_ring_write(kiq_ring, upper_32_bits(mqd_addr));
+       amdgpu_ring_write(kiq_ring, lower_32_bits(wptr_addr));
+       amdgpu_ring_write(kiq_ring, upper_32_bits(wptr_addr));
+}
+
+static void gfx10_kiq_unmap_queues(struct amdgpu_ring *kiq_ring,
+                                  struct amdgpu_ring *ring,
+                                  enum amdgpu_unmap_queues_action action,
+                                  u64 gpu_addr, u64 seq)
+{
+       uint32_t eng_sel = ring->funcs->type == AMDGPU_RING_TYPE_GFX ? 4 : 0;
+
+       amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_UNMAP_QUEUES, 4));
+       amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
+                         PACKET3_UNMAP_QUEUES_ACTION(action) |
+                         PACKET3_UNMAP_QUEUES_QUEUE_SEL(0) |
+                         PACKET3_UNMAP_QUEUES_ENGINE_SEL(eng_sel) |
+                         PACKET3_UNMAP_QUEUES_NUM_QUEUES(1));
+       amdgpu_ring_write(kiq_ring,
+                 PACKET3_UNMAP_QUEUES_DOORBELL_OFFSET0(ring->doorbell_index));
+
+       if (action == PREEMPT_QUEUES_NO_UNMAP) {
+               amdgpu_ring_write(kiq_ring, lower_32_bits(gpu_addr));
+               amdgpu_ring_write(kiq_ring, upper_32_bits(gpu_addr));
+               amdgpu_ring_write(kiq_ring, seq);
+       } else {
+               amdgpu_ring_write(kiq_ring, 0);
+               amdgpu_ring_write(kiq_ring, 0);
+               amdgpu_ring_write(kiq_ring, 0);
+       }
+}
+
+static void gfx10_kiq_query_status(struct amdgpu_ring *kiq_ring,
+                                  struct amdgpu_ring *ring,
+                                  u64 addr,
+                                  u64 seq)
+{
+       uint32_t eng_sel = ring->funcs->type == AMDGPU_RING_TYPE_GFX ? 4 : 0;
+
+       amdgpu_ring_write(kiq_ring, PACKET3(PACKET3_QUERY_STATUS, 5));
+       amdgpu_ring_write(kiq_ring,
+                         PACKET3_QUERY_STATUS_CONTEXT_ID(0) |
+                         PACKET3_QUERY_STATUS_INTERRUPT_SEL(0) |
+                         PACKET3_QUERY_STATUS_COMMAND(2));
+       amdgpu_ring_write(kiq_ring, /* Q_sel: 0, vmid: 0, engine: 0, num_Q: 1 */
+                         PACKET3_QUERY_STATUS_DOORBELL_OFFSET(ring->doorbell_index) |
+                         PACKET3_QUERY_STATUS_ENG_SEL(eng_sel));
+       amdgpu_ring_write(kiq_ring, lower_32_bits(addr));
+       amdgpu_ring_write(kiq_ring, upper_32_bits(addr));
+       amdgpu_ring_write(kiq_ring, lower_32_bits(seq));
+       amdgpu_ring_write(kiq_ring, upper_32_bits(seq));
+}
+
+static const struct kiq_pm4_funcs gfx_v10_0_kiq_pm4_funcs = {
+       .kiq_set_resources = gfx10_kiq_set_resources,
+       .kiq_map_queues = gfx10_kiq_map_queues,
+       .kiq_unmap_queues = gfx10_kiq_unmap_queues,
+       .kiq_query_status = gfx10_kiq_query_status,
+       .set_resources_size = 8,
+       .map_queues_size = 7,
+       .unmap_queues_size = 6,
+       .query_status_size = 7,
+};
+
+static void gfx_v10_0_set_kiq_pm4_funcs(struct amdgpu_device *adev)
+{
+       adev->gfx.kiq.pmf = &gfx_v10_0_kiq_pm4_funcs;
+}
+
+static void gfx_v10_0_init_golden_registers(struct amdgpu_device *adev)
+{
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               soc15_program_register_sequence(adev,
+                                               golden_settings_gc_10_1,
+                                               (const u32)ARRAY_SIZE(golden_settings_gc_10_1));
+               soc15_program_register_sequence(adev,
+                                               golden_settings_gc_10_0_nv10,
+                                               (const u32)ARRAY_SIZE(golden_settings_gc_10_0_nv10));
+               break;
+       default:
+               break;
+       }
+}
+
+static void gfx_v10_0_scratch_init(struct amdgpu_device *adev)
+{
+       adev->gfx.scratch.num_reg = 8;
+       adev->gfx.scratch.reg_base = SOC15_REG_OFFSET(GC, 0, mmSCRATCH_REG0);
+       adev->gfx.scratch.free_mask = (1u << adev->gfx.scratch.num_reg) - 1;
+}
+
+static void gfx_v10_0_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,
+                                      bool wc, uint32_t reg, uint32_t val)
+{
+       amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
+       amdgpu_ring_write(ring, WRITE_DATA_ENGINE_SEL(eng_sel) |
+                         WRITE_DATA_DST_SEL(0) | (wc ? WR_CONFIRM : 0));
+       amdgpu_ring_write(ring, reg);
+       amdgpu_ring_write(ring, 0);
+       amdgpu_ring_write(ring, val);
+}
+
+static void gfx_v10_0_wait_reg_mem(struct amdgpu_ring *ring, int eng_sel,
+                                 int mem_space, int opt, uint32_t addr0,
+                                 uint32_t addr1, uint32_t ref, uint32_t mask,
+                                 uint32_t inv)
+{
+       amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
+       amdgpu_ring_write(ring,
+                         /* memory (1) or register (0) */
+                         (WAIT_REG_MEM_MEM_SPACE(mem_space) |
+                          WAIT_REG_MEM_OPERATION(opt) | /* wait */
+                          WAIT_REG_MEM_FUNCTION(3) |  /* equal */
+                          WAIT_REG_MEM_ENGINE(eng_sel)));
+
+       if (mem_space)
+               BUG_ON(addr0 & 0x3); /* Dword align */
+       amdgpu_ring_write(ring, addr0);
+       amdgpu_ring_write(ring, addr1);
+       amdgpu_ring_write(ring, ref);
+       amdgpu_ring_write(ring, mask);
+       amdgpu_ring_write(ring, inv); /* poll interval */
+}
+
+static int gfx_v10_0_ring_test_ring(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       uint32_t scratch;
+       uint32_t tmp = 0;
+       unsigned i;
+       int r;
+
+       r = amdgpu_gfx_scratch_get(adev, &scratch);
+       if (r) {
+               DRM_ERROR("amdgpu: cp failed to get scratch reg (%d).\n", r);
+               return r;
+       }
+
+       WREG32(scratch, 0xCAFEDEAD);
+
+       r = amdgpu_ring_alloc(ring, 3);
+       if (r) {
+               DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
+                         ring->idx, r);
+               amdgpu_gfx_scratch_free(adev, scratch);
+               return r;
+       }
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_SET_UCONFIG_REG, 1));
+       amdgpu_ring_write(ring, (scratch - PACKET3_SET_UCONFIG_REG_START));
+       amdgpu_ring_write(ring, 0xDEADBEEF);
+       amdgpu_ring_commit(ring);
+
+       for (i = 0; i < adev->usec_timeout; i++) {
+               tmp = RREG32(scratch);
+               if (tmp == 0xDEADBEEF)
+                       break;
+               if (amdgpu_emu_mode == 1)
+                       msleep(1);
+               else
+                       DRM_UDELAY(1);
+       }
+       if (i < adev->usec_timeout) {
+               if (amdgpu_emu_mode == 1)
+                       DRM_INFO("ring test on %d succeeded in %d msecs\n",
+                                ring->idx, i);
+               else
+                       DRM_INFO("ring test on %d succeeded in %d usecs\n",
+                                ring->idx, i);
+       } else {
+               DRM_ERROR("amdgpu: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
+                         ring->idx, scratch, tmp);
+               r = -EINVAL;
+       }
+       amdgpu_gfx_scratch_free(adev, scratch);
+
+       return r;
+}
+
+static int gfx_v10_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct amdgpu_ib ib;
+       struct dma_fence *f = NULL;
+       uint32_t scratch;
+       uint32_t tmp = 0;
+       long r;
+
+       r = amdgpu_gfx_scratch_get(adev, &scratch);
+       if (r) {
+               DRM_ERROR("amdgpu: failed to get scratch reg (%ld).\n", r);
+               return r;
+       }
+
+       WREG32(scratch, 0xCAFEDEAD);
+
+       memset(&ib, 0, sizeof(ib));
+       r = amdgpu_ib_get(adev, NULL, 256, &ib);
+       if (r) {
+               DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
+               goto err1;
+       }
+
+       ib.ptr[0] = PACKET3(PACKET3_SET_UCONFIG_REG, 1);
+       ib.ptr[1] = ((scratch - PACKET3_SET_UCONFIG_REG_START));
+       ib.ptr[2] = 0xDEADBEEF;
+       ib.length_dw = 3;
+
+       r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
+       if (r)
+               goto err2;
+
+       r = dma_fence_wait_timeout(f, false, timeout);
+       if (r == 0) {
+               DRM_ERROR("amdgpu: IB test timed out.\n");
+               r = -ETIMEDOUT;
+               goto err2;
+       } else if (r < 0) {
+               DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
+               goto err2;
+       }
+
+       tmp = RREG32(scratch);
+       if (tmp == 0xDEADBEEF) {
+               DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
+               r = 0;
+       } else {
+               DRM_ERROR("amdgpu: ib test failed (scratch(0x%04X)=0x%08X)\n",
+                         scratch, tmp);
+               r = -EINVAL;
+       }
+err2:
+       amdgpu_ib_free(adev, &ib, NULL);
+       dma_fence_put(f);
+err1:
+       amdgpu_gfx_scratch_free(adev, scratch);
+
+       return r;
+}
+
+static void gfx_v10_0_free_microcode(struct amdgpu_device *adev)
+{
+       release_firmware(adev->gfx.pfp_fw);
+       adev->gfx.pfp_fw = NULL;
+       release_firmware(adev->gfx.me_fw);
+       adev->gfx.me_fw = NULL;
+       release_firmware(adev->gfx.ce_fw);
+       adev->gfx.ce_fw = NULL;
+       release_firmware(adev->gfx.rlc_fw);
+       adev->gfx.rlc_fw = NULL;
+       release_firmware(adev->gfx.mec_fw);
+       adev->gfx.mec_fw = NULL;
+       release_firmware(adev->gfx.mec2_fw);
+       adev->gfx.mec2_fw = NULL;
+
+       kfree(adev->gfx.rlc.register_list_format);
+}
+
+static void gfx_v10_0_init_rlc_ext_microcode(struct amdgpu_device *adev)
+{
+       const struct rlc_firmware_header_v2_1 *rlc_hdr;
+
+       rlc_hdr = (const struct rlc_firmware_header_v2_1 *)adev->gfx.rlc_fw->data;
+       adev->gfx.rlc_srlc_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_cntl_ucode_ver);
+       adev->gfx.rlc_srlc_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_cntl_feature_ver);
+       adev->gfx.rlc.save_restore_list_cntl_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_cntl_size_bytes);
+       adev->gfx.rlc.save_restore_list_cntl = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_cntl_offset_bytes);
+       adev->gfx.rlc_srlg_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_gpm_ucode_ver);
+       adev->gfx.rlc_srlg_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_gpm_feature_ver);
+       adev->gfx.rlc.save_restore_list_gpm_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_gpm_size_bytes);
+       adev->gfx.rlc.save_restore_list_gpm = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_gpm_offset_bytes);
+       adev->gfx.rlc_srls_fw_version = le32_to_cpu(rlc_hdr->save_restore_list_srm_ucode_ver);
+       adev->gfx.rlc_srls_feature_version = le32_to_cpu(rlc_hdr->save_restore_list_srm_feature_ver);
+       adev->gfx.rlc.save_restore_list_srm_size_bytes = le32_to_cpu(rlc_hdr->save_restore_list_srm_size_bytes);
+       adev->gfx.rlc.save_restore_list_srm = (u8 *)rlc_hdr + le32_to_cpu(rlc_hdr->save_restore_list_srm_offset_bytes);
+       adev->gfx.rlc.reg_list_format_direct_reg_list_length =
+                       le32_to_cpu(rlc_hdr->reg_list_format_direct_reg_list_length);
+}
+
+static void gfx_v10_0_check_gfxoff_flag(struct amdgpu_device *adev)
+{
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               if ((adev->gfx.rlc_fw_version < 85) ||
+                   (adev->pm.fw_version < 0x002A0C00))
+                       adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
+               break;
+       default:
+               break;
+       }
+}
+
+static int gfx_v10_0_init_microcode(struct amdgpu_device *adev)
+{
+       const char *chip_name;
+       char fw_name[30];
+       int err;
+       struct amdgpu_firmware_info *info = NULL;
+       const struct common_firmware_header *header = NULL;
+       const struct gfx_firmware_header_v1_0 *cp_hdr;
+       const struct rlc_firmware_header_v2_0 *rlc_hdr;
+       unsigned int *tmp = NULL;
+       unsigned int i = 0;
+       uint16_t version_major;
+       uint16_t version_minor;
+
+       DRM_DEBUG("\n");
+
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               chip_name = "navi10";
+               break;
+       default:
+               BUG();
+       }
+
+       snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
+       err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
+       if (err)
+               goto out;
+       err = amdgpu_ucode_validate(adev->gfx.pfp_fw);
+       if (err)
+               goto out;
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
+       adev->gfx.pfp_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
+       adev->gfx.pfp_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
+
+       snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
+       err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
+       if (err)
+               goto out;
+       err = amdgpu_ucode_validate(adev->gfx.me_fw);
+       if (err)
+               goto out;
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
+       adev->gfx.me_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
+       adev->gfx.me_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
+
+       snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
+       err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
+       if (err)
+               goto out;
+       err = amdgpu_ucode_validate(adev->gfx.ce_fw);
+       if (err)
+               goto out;
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
+       adev->gfx.ce_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
+       adev->gfx.ce_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
+
+       snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
+       err = request_firmware(&adev->gfx.rlc_fw, fw_name, adev->dev);
+       if (err)
+               goto out;
+       err = amdgpu_ucode_validate(adev->gfx.rlc_fw);
+       rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
+       version_major = le16_to_cpu(rlc_hdr->header.header_version_major);
+       version_minor = le16_to_cpu(rlc_hdr->header.header_version_minor);
+       if (version_major == 2 && version_minor == 1)
+               adev->gfx.rlc.is_rlc_v2_1 = true;
+
+       adev->gfx.rlc_fw_version = le32_to_cpu(rlc_hdr->header.ucode_version);
+       adev->gfx.rlc_feature_version = le32_to_cpu(rlc_hdr->ucode_feature_version);
+       adev->gfx.rlc.save_and_restore_offset =
+                       le32_to_cpu(rlc_hdr->save_and_restore_offset);
+       adev->gfx.rlc.clear_state_descriptor_offset =
+                       le32_to_cpu(rlc_hdr->clear_state_descriptor_offset);
+       adev->gfx.rlc.avail_scratch_ram_locations =
+                       le32_to_cpu(rlc_hdr->avail_scratch_ram_locations);
+       adev->gfx.rlc.reg_restore_list_size =
+                       le32_to_cpu(rlc_hdr->reg_restore_list_size);
+       adev->gfx.rlc.reg_list_format_start =
+                       le32_to_cpu(rlc_hdr->reg_list_format_start);
+       adev->gfx.rlc.reg_list_format_separate_start =
+                       le32_to_cpu(rlc_hdr->reg_list_format_separate_start);
+       adev->gfx.rlc.starting_offsets_start =
+                       le32_to_cpu(rlc_hdr->starting_offsets_start);
+       adev->gfx.rlc.reg_list_format_size_bytes =
+                       le32_to_cpu(rlc_hdr->reg_list_format_size_bytes);
+       adev->gfx.rlc.reg_list_size_bytes =
+                       le32_to_cpu(rlc_hdr->reg_list_size_bytes);
+       adev->gfx.rlc.register_list_format =
+                       kmalloc(adev->gfx.rlc.reg_list_format_size_bytes +
+                               adev->gfx.rlc.reg_list_size_bytes, GFP_KERNEL);
+       if (!adev->gfx.rlc.register_list_format) {
+               err = -ENOMEM;
+               goto out;
+       }
+
+       tmp = (unsigned int *)((uintptr_t)rlc_hdr +
+                       le32_to_cpu(rlc_hdr->reg_list_format_array_offset_bytes));
+       for (i = 0 ; i < (rlc_hdr->reg_list_format_size_bytes >> 2); i++)
+               adev->gfx.rlc.register_list_format[i] = le32_to_cpu(tmp[i]);
+
+       adev->gfx.rlc.register_restore = adev->gfx.rlc.register_list_format + i;
+
+       tmp = (unsigned int *)((uintptr_t)rlc_hdr +
+                       le32_to_cpu(rlc_hdr->reg_list_array_offset_bytes));
+       for (i = 0 ; i < (rlc_hdr->reg_list_size_bytes >> 2); i++)
+               adev->gfx.rlc.register_restore[i] = le32_to_cpu(tmp[i]);
+
+       if (adev->gfx.rlc.is_rlc_v2_1)
+               gfx_v10_0_init_rlc_ext_microcode(adev);
+
+       snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
+       err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
+       if (err)
+               goto out;
+       err = amdgpu_ucode_validate(adev->gfx.mec_fw);
+       if (err)
+               goto out;
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
+       adev->gfx.mec_fw_version = le32_to_cpu(cp_hdr->header.ucode_version);
+       adev->gfx.mec_feature_version = le32_to_cpu(cp_hdr->ucode_feature_version);
+
+       snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
+       err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
+       if (!err) {
+               err = amdgpu_ucode_validate(adev->gfx.mec2_fw);
+               if (err)
+                       goto out;
+               cp_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.mec2_fw->data;
+               adev->gfx.mec2_fw_version =
+               le32_to_cpu(cp_hdr->header.ucode_version);
+               adev->gfx.mec2_feature_version =
+               le32_to_cpu(cp_hdr->ucode_feature_version);
+       } else {
+               err = 0;
+               adev->gfx.mec2_fw = NULL;
+       }
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+               info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_PFP];
+               info->ucode_id = AMDGPU_UCODE_ID_CP_PFP;
+               info->fw = adev->gfx.pfp_fw;
+               header = (const struct common_firmware_header *)info->fw->data;
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
+
+               info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_ME];
+               info->ucode_id = AMDGPU_UCODE_ID_CP_ME;
+               info->fw = adev->gfx.me_fw;
+               header = (const struct common_firmware_header *)info->fw->data;
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
+
+               info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_CE];
+               info->ucode_id = AMDGPU_UCODE_ID_CP_CE;
+               info->fw = adev->gfx.ce_fw;
+               header = (const struct common_firmware_header *)info->fw->data;
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
+
+               info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_G];
+               info->ucode_id = AMDGPU_UCODE_ID_RLC_G;
+               info->fw = adev->gfx.rlc_fw;
+               header = (const struct common_firmware_header *)info->fw->data;
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
+
+               if (adev->gfx.rlc.is_rlc_v2_1 &&
+                   adev->gfx.rlc.save_restore_list_cntl_size_bytes &&
+                   adev->gfx.rlc.save_restore_list_gpm_size_bytes &&
+                   adev->gfx.rlc.save_restore_list_srm_size_bytes) {
+                       info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL];
+                       info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_CNTL;
+                       info->fw = adev->gfx.rlc_fw;
+                       adev->firmware.fw_size +=
+                               ALIGN(adev->gfx.rlc.save_restore_list_cntl_size_bytes, PAGE_SIZE);
+
+                       info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM];
+                       info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_GPM_MEM;
+                       info->fw = adev->gfx.rlc_fw;
+                       adev->firmware.fw_size +=
+                               ALIGN(adev->gfx.rlc.save_restore_list_gpm_size_bytes, PAGE_SIZE);
+
+                       info = &adev->firmware.ucode[AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM];
+                       info->ucode_id = AMDGPU_UCODE_ID_RLC_RESTORE_LIST_SRM_MEM;
+                       info->fw = adev->gfx.rlc_fw;
+                       adev->firmware.fw_size +=
+                               ALIGN(adev->gfx.rlc.save_restore_list_srm_size_bytes, PAGE_SIZE);
+               }
+
+               info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1];
+               info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1;
+               info->fw = adev->gfx.mec_fw;
+               header = (const struct common_firmware_header *)info->fw->data;
+               cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(header->ucode_size_bytes) -
+                             le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
+
+               info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC1_JT];
+               info->ucode_id = AMDGPU_UCODE_ID_CP_MEC1_JT;
+               info->fw = adev->gfx.mec_fw;
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4, PAGE_SIZE);
+
+               if (adev->gfx.mec2_fw) {
+                       info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2];
+                       info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2;
+                       info->fw = adev->gfx.mec2_fw;
+                       header = (const struct common_firmware_header *)info->fw->data;
+                       cp_hdr = (const struct gfx_firmware_header_v1_0 *)info->fw->data;
+                       adev->firmware.fw_size +=
+                               ALIGN(le32_to_cpu(header->ucode_size_bytes) -
+                                     le32_to_cpu(cp_hdr->jt_size) * 4,
+                                     PAGE_SIZE);
+                       info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2_JT];
+                       info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2_JT;
+                       info->fw = adev->gfx.mec2_fw;
+                       adev->firmware.fw_size +=
+                               ALIGN(le32_to_cpu(cp_hdr->jt_size) * 4,
+                                     PAGE_SIZE);
+               }
+       }
+
+out:
+       if (err) {
+               dev_err(adev->dev,
+                       "gfx10: Failed to load firmware \"%s\"\n",
+                       fw_name);
+               release_firmware(adev->gfx.pfp_fw);
+               adev->gfx.pfp_fw = NULL;
+               release_firmware(adev->gfx.me_fw);
+               adev->gfx.me_fw = NULL;
+               release_firmware(adev->gfx.ce_fw);
+               adev->gfx.ce_fw = NULL;
+               release_firmware(adev->gfx.rlc_fw);
+               adev->gfx.rlc_fw = NULL;
+               release_firmware(adev->gfx.mec_fw);
+               adev->gfx.mec_fw = NULL;
+               release_firmware(adev->gfx.mec2_fw);
+               adev->gfx.mec2_fw = NULL;
+       }
+
+       gfx_v10_0_check_gfxoff_flag(adev);
+
+       return err;
+}
+
+static u32 gfx_v10_0_get_csb_size(struct amdgpu_device *adev)
+{
+       u32 count = 0;
+       const struct cs_section_def *sect = NULL;
+       const struct cs_extent_def *ext = NULL;
+
+       /* begin clear state */
+       count += 2;
+       /* context control state */
+       count += 3;
+
+       for (sect = gfx10_cs_data; sect->section != NULL; ++sect) {
+               for (ext = sect->section; ext->extent != NULL; ++ext) {
+                       if (sect->id == SECT_CONTEXT)
+                               count += 2 + ext->reg_count;
+                       else
+                               return 0;
+               }
+       }
+
+       /* set PA_SC_TILE_STEERING_OVERRIDE */
+       count += 3;
+       /* end clear state */
+       count += 2;
+       /* clear state */
+       count += 2;
+
+       return count;
+}
+
+static void gfx_v10_0_get_csb_buffer(struct amdgpu_device *adev,
+                                   volatile u32 *buffer)
+{
+       u32 count = 0, i;
+       const struct cs_section_def *sect = NULL;
+       const struct cs_extent_def *ext = NULL;
+       int ctx_reg_offset;
+
+       if (adev->gfx.rlc.cs_data == NULL)
+               return;
+       if (buffer == NULL)
+               return;
+
+       buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+       buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
+
+       buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CONTEXT_CONTROL, 1));
+       buffer[count++] = cpu_to_le32(0x80000000);
+       buffer[count++] = cpu_to_le32(0x80000000);
+
+       for (sect = adev->gfx.rlc.cs_data; sect->section != NULL; ++sect) {
+               for (ext = sect->section; ext->extent != NULL; ++ext) {
+                       if (sect->id == SECT_CONTEXT) {
+                               buffer[count++] =
+                                       cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count));
+                               buffer[count++] = cpu_to_le32(ext->reg_index -
+                                               PACKET3_SET_CONTEXT_REG_START);
+                               for (i = 0; i < ext->reg_count; i++)
+                                       buffer[count++] = cpu_to_le32(ext->extent[i]);
+                       } else {
+                               return;
+                       }
+               }
+       }
+
+       ctx_reg_offset =
+               SOC15_REG_OFFSET(GC, 0, mmPA_SC_TILE_STEERING_OVERRIDE) - PACKET3_SET_CONTEXT_REG_START;
+       buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+       buffer[count++] = cpu_to_le32(ctx_reg_offset);
+       buffer[count++] = cpu_to_le32(adev->gfx.config.pa_sc_tile_steering_override);
+
+       buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+       buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE);
+
+       buffer[count++] = cpu_to_le32(PACKET3(PACKET3_CLEAR_STATE, 0));
+       buffer[count++] = cpu_to_le32(0);
+}
+
+static void gfx_v10_0_rlc_fini(struct amdgpu_device *adev)
+{
+       /* clear state block */
+       amdgpu_bo_free_kernel(&adev->gfx.rlc.clear_state_obj,
+                       &adev->gfx.rlc.clear_state_gpu_addr,
+                       (void **)&adev->gfx.rlc.cs_ptr);
+
+       /* jump table block */
+       amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
+                       &adev->gfx.rlc.cp_table_gpu_addr,
+                       (void **)&adev->gfx.rlc.cp_table_ptr);
+}
+
+static int gfx_v10_0_rlc_init(struct amdgpu_device *adev)
+{
+       const struct cs_section_def *cs_data;
+       int r;
+
+       adev->gfx.rlc.cs_data = gfx10_cs_data;
+
+       cs_data = adev->gfx.rlc.cs_data;
+
+       if (cs_data) {
+               /* init clear state block */
+               r = amdgpu_gfx_rlc_init_csb(adev);
+               if (r)
+                       return r;
+       }
+
+       return 0;
+}
+
+static void gfx_v10_0_mec_fini(struct amdgpu_device *adev)
+{
+       amdgpu_bo_free_kernel(&adev->gfx.mec.hpd_eop_obj, NULL, NULL);
+       amdgpu_bo_free_kernel(&adev->gfx.mec.mec_fw_obj, NULL, NULL);
+}
+
+static int gfx_v10_0_me_init(struct amdgpu_device *adev)
+{
+       int r;
+
+       bitmap_zero(adev->gfx.me.queue_bitmap, AMDGPU_MAX_GFX_QUEUES);
+
+       amdgpu_gfx_graphics_queue_acquire(adev);
+
+       r = gfx_v10_0_init_microcode(adev);
+       if (r)
+               DRM_ERROR("Failed to load gfx firmware!\n");
+
+       return r;
+}
+
+static int gfx_v10_0_mec_init(struct amdgpu_device *adev)
+{
+       int r;
+       u32 *hpd;
+       const __le32 *fw_data = NULL;
+       unsigned fw_size;
+       u32 *fw = NULL;
+       size_t mec_hpd_size;
+
+       const struct gfx_firmware_header_v1_0 *mec_hdr = NULL;
+
+       bitmap_zero(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
+
+       /* take ownership of the relevant compute queues */
+       amdgpu_gfx_compute_queue_acquire(adev);
+       mec_hpd_size = adev->gfx.num_compute_rings * GFX10_MEC_HPD_SIZE;
+
+       r = amdgpu_bo_create_reserved(adev, mec_hpd_size, PAGE_SIZE,
+                                     AMDGPU_GEM_DOMAIN_GTT,
+                                     &adev->gfx.mec.hpd_eop_obj,
+                                     &adev->gfx.mec.hpd_eop_gpu_addr,
+                                     (void **)&hpd);
+       if (r) {
+               dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
+               gfx_v10_0_mec_fini(adev);
+               return r;
+       }
+
+       memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
+
+       amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
+       amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
+               mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
+
+               fw_data = (const __le32 *) (adev->gfx.mec_fw->data +
+                        le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
+               fw_size = le32_to_cpu(mec_hdr->header.ucode_size_bytes);
+
+               r = amdgpu_bo_create_reserved(adev, mec_hdr->header.ucode_size_bytes,
+                                             PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
+                                             &adev->gfx.mec.mec_fw_obj,
+                                             &adev->gfx.mec.mec_fw_gpu_addr,
+                                             (void **)&fw);
+               if (r) {
+                       dev_err(adev->dev, "(%d) failed to create mec fw bo\n", r);
+                       gfx_v10_0_mec_fini(adev);
+                       return r;
+               }
+
+               memcpy(fw, fw_data, fw_size);
+
+               amdgpu_bo_kunmap(adev->gfx.mec.mec_fw_obj);
+               amdgpu_bo_unreserve(adev->gfx.mec.mec_fw_obj);
+       }
+
+       return 0;
+}
+
+static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t wave, uint32_t address)
+{
+       WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
+               (wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
+               (address << SQ_IND_INDEX__INDEX__SHIFT));
+       return RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
+}
+
+static void wave_read_regs(struct amdgpu_device *adev, uint32_t wave,
+                          uint32_t thread, uint32_t regno,
+                          uint32_t num, uint32_t *out)
+{
+       WREG32_SOC15(GC, 0, mmSQ_IND_INDEX,
+               (wave << SQ_IND_INDEX__WAVE_ID__SHIFT) |
+               (regno << SQ_IND_INDEX__INDEX__SHIFT) |
+               (thread << SQ_IND_INDEX__WORKITEM_ID__SHIFT) |
+               (SQ_IND_INDEX__AUTO_INCR_MASK));
+       while (num--)
+               *(out++) = RREG32_SOC15(GC, 0, mmSQ_IND_DATA);
+}
+
+static void gfx_v10_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields)
+{
+       /* in gfx10 the SIMD_ID is specified as part of the INSTANCE
+        * field when performing a select_se_sh so it should be
+        * zero here */
+       WARN_ON(simd != 0);
+
+       /* type 2 wave data */
+       dst[(*no_fields)++] = 2;
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_STATUS);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_PC_LO);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_PC_HI);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_EXEC_LO);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_EXEC_HI);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_HW_ID1);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_HW_ID2);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_INST_DW0);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_GPR_ALLOC);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_LDS_ALLOC);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_TRAPSTS);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_IB_STS);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_IB_STS2);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_IB_DBG1);
+       dst[(*no_fields)++] = wave_read_ind(adev, wave, ixSQ_WAVE_M0);
+}
+
+static void gfx_v10_0_read_wave_sgprs(struct amdgpu_device *adev, uint32_t simd,
+                                    uint32_t wave, uint32_t start,
+                                    uint32_t size, uint32_t *dst)
+{
+       WARN_ON(simd != 0);
+
+       wave_read_regs(
+               adev, wave, 0, start + SQIND_WAVE_SGPRS_OFFSET, size,
+               dst);
+}
+
+static void gfx_v10_0_read_wave_vgprs(struct amdgpu_device *adev, uint32_t simd,
+                                     uint32_t wave, uint32_t thread,
+                                     uint32_t start, uint32_t size,
+                                     uint32_t *dst)
+{
+       wave_read_regs(
+               adev, wave, thread,
+               start + SQIND_WAVE_VGPRS_OFFSET, size, dst);
+}
+
+
+static const struct amdgpu_gfx_funcs gfx_v10_0_gfx_funcs = {
+       .get_gpu_clock_counter = &gfx_v10_0_get_gpu_clock_counter,
+       .select_se_sh = &gfx_v10_0_select_se_sh,
+       .read_wave_data = &gfx_v10_0_read_wave_data,
+       .read_wave_sgprs = &gfx_v10_0_read_wave_sgprs,
+       .read_wave_vgprs = &gfx_v10_0_read_wave_vgprs,
+};
+
+static void gfx_v10_0_gpu_early_init(struct amdgpu_device *adev)
+{
+       u32 gb_addr_config;
+
+       adev->gfx.funcs = &gfx_v10_0_gfx_funcs;
+
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               adev->gfx.config.max_hw_contexts = 8;
+               adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;
+               adev->gfx.config.sc_prim_fifo_size_backend = 0x100;
+               adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;
+               adev->gfx.config.sc_earlyz_tile_fifo_size = 0x4C0;
+               gb_addr_config = RREG32_SOC15(GC, 0, mmGB_ADDR_CONFIG);
+               break;
+       default:
+               BUG();
+               break;
+       }
+
+       adev->gfx.config.gb_addr_config = gb_addr_config;
+
+       adev->gfx.config.gb_addr_config_fields.num_pipes = 1 <<
+                       REG_GET_FIELD(adev->gfx.config.gb_addr_config,
+                                     GB_ADDR_CONFIG, NUM_PIPES);
+
+       adev->gfx.config.max_tile_pipes =
+               adev->gfx.config.gb_addr_config_fields.num_pipes;
+
+       adev->gfx.config.gb_addr_config_fields.max_compress_frags = 1 <<
+                       REG_GET_FIELD(adev->gfx.config.gb_addr_config,
+                                     GB_ADDR_CONFIG, MAX_COMPRESSED_FRAGS);
+       adev->gfx.config.gb_addr_config_fields.num_rb_per_se = 1 <<
+                       REG_GET_FIELD(adev->gfx.config.gb_addr_config,
+                                     GB_ADDR_CONFIG, NUM_RB_PER_SE);
+       adev->gfx.config.gb_addr_config_fields.num_se = 1 <<
+                       REG_GET_FIELD(adev->gfx.config.gb_addr_config,
+                                     GB_ADDR_CONFIG, NUM_SHADER_ENGINES);
+       adev->gfx.config.gb_addr_config_fields.pipe_interleave_size = 1 << (8 +
+                       REG_GET_FIELD(adev->gfx.config.gb_addr_config,
+                                     GB_ADDR_CONFIG, PIPE_INTERLEAVE_SIZE));
+}
+
+static int gfx_v10_0_gfx_ring_init(struct amdgpu_device *adev, int ring_id,
+                                  int me, int pipe, int queue)
+{
+       int r;
+       struct amdgpu_ring *ring;
+       unsigned int irq_type;
+
+       ring = &adev->gfx.gfx_ring[ring_id];
+
+       ring->me = me;
+       ring->pipe = pipe;
+       ring->queue = queue;
+
+       ring->ring_obj = NULL;
+       ring->use_doorbell = true;
+
+       if (!ring_id)
+               ring->doorbell_index = adev->doorbell_index.gfx_ring0 << 1;
+       else
+               ring->doorbell_index = adev->doorbell_index.gfx_ring1 << 1;
+       sprintf(ring->name, "gfx_%d.%d.%d", ring->me, ring->pipe, ring->queue);
+
+       irq_type = AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP + ring->pipe;
+       r = amdgpu_ring_init(adev, ring, 1024,
+                            &adev->gfx.eop_irq, irq_type);
+       if (r)
+               return r;
+       return 0;
+}
+
+static int gfx_v10_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
+                                      int mec, int pipe, int queue)
+{
+       int r;
+       unsigned irq_type;
+       struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
+
+       ring = &adev->gfx.compute_ring[ring_id];
+
+       /* mec0 is me1 */
+       ring->me = mec + 1;
+       ring->pipe = pipe;
+       ring->queue = queue;
+
+       ring->ring_obj = NULL;
+       ring->use_doorbell = true;
+       ring->doorbell_index = (adev->doorbell_index.mec_ring0 + ring_id) << 1;
+       ring->eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr
+                               + (ring_id * GFX10_MEC_HPD_SIZE);
+       sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue);
+
+       irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP
+               + ((ring->me - 1) * adev->gfx.mec.num_pipe_per_mec)
+               + ring->pipe;
+
+       /* type-2 packets are deprecated on MEC, use type-3 instead */
+       r = amdgpu_ring_init(adev, ring, 1024,
+                            &adev->gfx.eop_irq, irq_type);
+       if (r)
+               return r;
+
+       return 0;
+}
+
+static int gfx_v10_0_sw_init(void *handle)
+{
+       int i, j, k, r, ring_id = 0;
+       struct amdgpu_kiq *kiq;
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               adev->gfx.me.num_me = 1;
+               adev->gfx.me.num_pipe_per_me = 2;
+               adev->gfx.me.num_queue_per_pipe = 1;
+               adev->gfx.mec.num_mec = 2;
+               adev->gfx.mec.num_pipe_per_mec = 4;
+               adev->gfx.mec.num_queue_per_pipe = 8;
+               break;
+       default:
+               adev->gfx.me.num_me = 1;
+               adev->gfx.me.num_pipe_per_me = 1;
+               adev->gfx.me.num_queue_per_pipe = 1;
+               adev->gfx.mec.num_mec = 1;
+               adev->gfx.mec.num_pipe_per_mec = 4;
+               adev->gfx.mec.num_queue_per_pipe = 8;
+               break;
+       }
+
+       /* KIQ event */
+       r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP,
+                             GFX_10_1__SRCID__CP_IB2_INTERRUPT_PKT,
+                             &adev->gfx.kiq.irq);
+       if (r)
+               return r;
+
+       /* EOP Event */
+       r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP,
+                             GFX_10_1__SRCID__CP_EOP_INTERRUPT,
+                             &adev->gfx.eop_irq);
+       if (r)
+               return r;
+
+       /* Privileged reg */
+       r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_10_1__SRCID__CP_PRIV_REG_FAULT,
+                             &adev->gfx.priv_reg_irq);
+       if (r)
+               return r;
+
+       /* Privileged inst */
+       r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_GRBM_CP, GFX_10_1__SRCID__CP_PRIV_INSTR_FAULT,
+                             &adev->gfx.priv_inst_irq);
+       if (r)
+               return r;
+
+       adev->gfx.gfx_current_status = AMDGPU_GFX_NORMAL_MODE;
+
+       gfx_v10_0_scratch_init(adev);
+
+       r = gfx_v10_0_me_init(adev);
+       if (r)
+               return r;
+
+       r = gfx_v10_0_rlc_init(adev);
+       if (r) {
+               DRM_ERROR("Failed to init rlc BOs!\n");
+               return r;
+       }
+
+       r = gfx_v10_0_mec_init(adev);
+       if (r) {
+               DRM_ERROR("Failed to init MEC BOs!\n");
+               return r;
+       }
+
+       /* set up the gfx ring */
+       for (i = 0; i < adev->gfx.me.num_me; i++) {
+               for (j = 0; j < adev->gfx.me.num_queue_per_pipe; j++) {
+                       for (k = 0; k < adev->gfx.me.num_pipe_per_me; k++) {
+                               if (!amdgpu_gfx_is_me_queue_enabled(adev, i, k, j))
+                                       continue;
+
+                               r = gfx_v10_0_gfx_ring_init(adev, ring_id,
+                                                           i, k, j);
+                               if (r)
+                                       return r;
+                               ring_id++;
+                       }
+               }
+       }
+
+       ring_id = 0;
+       /* set up the compute queues - allocate horizontally across pipes */
+       for (i = 0; i < adev->gfx.mec.num_mec; ++i) {
+               for (j = 0; j < adev->gfx.mec.num_queue_per_pipe; j++) {
+                       for (k = 0; k < adev->gfx.mec.num_pipe_per_mec; k++) {
+                               if (!amdgpu_gfx_is_mec_queue_enabled(adev, i, k,
+                                                                    j))
+                                       continue;
+
+                               r = gfx_v10_0_compute_ring_init(adev, ring_id,
+                                                               i, k, j);
+                               if (r)
+                                       return r;
+
+                               ring_id++;
+                       }
+               }
+       }
+
+       r = amdgpu_gfx_kiq_init(adev, GFX10_MEC_HPD_SIZE);
+       if (r) {
+               DRM_ERROR("Failed to init KIQ BOs!\n");
+               return r;
+       }
+
+       kiq = &adev->gfx.kiq;
+       r = amdgpu_gfx_kiq_init_ring(adev, &kiq->ring, &kiq->irq);
+       if (r)
+               return r;
+
+       r = amdgpu_gfx_mqd_sw_init(adev, sizeof(struct v10_compute_mqd));
+       if (r)
+               return r;
+
+       /* allocate visible FB for rlc auto-loading fw */
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO) {
+               r = gfx_v10_0_rlc_backdoor_autoload_buffer_init(adev);
+               if (r)
+                       return r;
+       }
+
+       adev->gfx.ce_ram_size = F32_CE_PROGRAM_RAM_SIZE;
+
+       gfx_v10_0_gpu_early_init(adev);
+
+       return 0;
+}
+
+static void gfx_v10_0_pfp_fini(struct amdgpu_device *adev)
+{
+       amdgpu_bo_free_kernel(&adev->gfx.pfp.pfp_fw_obj,
+                             &adev->gfx.pfp.pfp_fw_gpu_addr,
+                             (void **)&adev->gfx.pfp.pfp_fw_ptr);
+}
+
+static void gfx_v10_0_ce_fini(struct amdgpu_device *adev)
+{
+       amdgpu_bo_free_kernel(&adev->gfx.ce.ce_fw_obj,
+                             &adev->gfx.ce.ce_fw_gpu_addr,
+                             (void **)&adev->gfx.ce.ce_fw_ptr);
+}
+
+static void gfx_v10_0_me_fini(struct amdgpu_device *adev)
+{
+       amdgpu_bo_free_kernel(&adev->gfx.me.me_fw_obj,
+                             &adev->gfx.me.me_fw_gpu_addr,
+                             (void **)&adev->gfx.me.me_fw_ptr);
+}
+
+static int gfx_v10_0_sw_fini(void *handle)
+{
+       int i;
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++)
+               amdgpu_ring_fini(&adev->gfx.gfx_ring[i]);
+       for (i = 0; i < adev->gfx.num_compute_rings; i++)
+               amdgpu_ring_fini(&adev->gfx.compute_ring[i]);
+
+       amdgpu_gfx_mqd_sw_fini(adev);
+       amdgpu_gfx_kiq_free_ring(&adev->gfx.kiq.ring, &adev->gfx.kiq.irq);
+       amdgpu_gfx_kiq_fini(adev);
+
+       gfx_v10_0_pfp_fini(adev);
+       gfx_v10_0_ce_fini(adev);
+       gfx_v10_0_me_fini(adev);
+       gfx_v10_0_rlc_fini(adev);
+       gfx_v10_0_mec_fini(adev);
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO)
+               gfx_v10_0_rlc_backdoor_autoload_buffer_fini(adev);
+
+       gfx_v10_0_free_microcode(adev);
+
+       return 0;
+}
+
+
+static void gfx_v10_0_tiling_mode_table_init(struct amdgpu_device *adev)
+{
+       /* TODO */
+}
+
+static void gfx_v10_0_select_se_sh(struct amdgpu_device *adev, u32 se_num,
+                                  u32 sh_num, u32 instance)
+{
+       u32 data;
+
+       if (instance == 0xffffffff)
+               data = REG_SET_FIELD(0, GRBM_GFX_INDEX,
+                                    INSTANCE_BROADCAST_WRITES, 1);
+       else
+               data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_INDEX,
+                                    instance);
+
+       if (se_num == 0xffffffff)
+               data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES,
+                                    1);
+       else
+               data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
+
+       if (sh_num == 0xffffffff)
+               data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SA_BROADCAST_WRITES,
+                                    1);
+       else
+               data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SA_INDEX, sh_num);
+
+       WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, data);
+}
+
+static u32 gfx_v10_0_get_rb_active_bitmap(struct amdgpu_device *adev)
+{
+       u32 data, mask;
+
+       data = RREG32_SOC15(GC, 0, mmCC_RB_BACKEND_DISABLE);
+       data |= RREG32_SOC15(GC, 0, mmGC_USER_RB_BACKEND_DISABLE);
+
+       data &= CC_RB_BACKEND_DISABLE__BACKEND_DISABLE_MASK;
+       data >>= GC_USER_RB_BACKEND_DISABLE__BACKEND_DISABLE__SHIFT;
+
+       mask = amdgpu_gfx_create_bitmask(adev->gfx.config.max_backends_per_se /
+                                        adev->gfx.config.max_sh_per_se);
+
+       return (~data) & mask;
+}
+
+static void gfx_v10_0_setup_rb(struct amdgpu_device *adev)
+{
+       int i, j;
+       u32 data;
+       u32 active_rbs = 0;
+       u32 rb_bitmap_width_per_sh = adev->gfx.config.max_backends_per_se /
+                                       adev->gfx.config.max_sh_per_se;
+
+       mutex_lock(&adev->grbm_idx_mutex);
+       for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
+               for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
+                       gfx_v10_0_select_se_sh(adev, i, j, 0xffffffff);
+                       data = gfx_v10_0_get_rb_active_bitmap(adev);
+                       active_rbs |= data << ((i * adev->gfx.config.max_sh_per_se + j) *
+                                              rb_bitmap_width_per_sh);
+               }
+       }
+       gfx_v10_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
+       mutex_unlock(&adev->grbm_idx_mutex);
+
+       adev->gfx.config.backend_enable_mask = active_rbs;
+       adev->gfx.config.num_rbs = hweight32(active_rbs);
+}
+
+static u32 gfx_v10_0_init_pa_sc_tile_steering_override(struct amdgpu_device *adev)
+{
+       uint32_t num_sc;
+       uint32_t enabled_rb_per_sh;
+       uint32_t active_rb_bitmap;
+       uint32_t num_rb_per_sc;
+       uint32_t num_packer_per_sc;
+       uint32_t pa_sc_tile_steering_override;
+
+       /* init num_sc */
+       num_sc = adev->gfx.config.max_shader_engines * adev->gfx.config.max_sh_per_se *
+                       adev->gfx.config.num_sc_per_sh;
+       /* init num_rb_per_sc */
+       active_rb_bitmap = gfx_v10_0_get_rb_active_bitmap(adev);
+       enabled_rb_per_sh = hweight32(active_rb_bitmap);
+       num_rb_per_sc = enabled_rb_per_sh / adev->gfx.config.num_sc_per_sh;
+       /* init num_packer_per_sc */
+       num_packer_per_sc = adev->gfx.config.num_packer_per_sc;
+
+       pa_sc_tile_steering_override = 0;
+       pa_sc_tile_steering_override |=
+               (order_base_2(num_sc) << PA_SC_TILE_STEERING_OVERRIDE__NUM_SC__SHIFT) &
+               PA_SC_TILE_STEERING_OVERRIDE__NUM_SC_MASK;
+       pa_sc_tile_steering_override |=
+               (order_base_2(num_rb_per_sc) << PA_SC_TILE_STEERING_OVERRIDE__NUM_RB_PER_SC__SHIFT) &
+               PA_SC_TILE_STEERING_OVERRIDE__NUM_RB_PER_SC_MASK;
+       pa_sc_tile_steering_override |=
+               (order_base_2(num_packer_per_sc) << PA_SC_TILE_STEERING_OVERRIDE__NUM_PACKER_PER_SC__SHIFT) &
+               PA_SC_TILE_STEERING_OVERRIDE__NUM_PACKER_PER_SC_MASK;
+
+       return pa_sc_tile_steering_override;
+}
+
+#define DEFAULT_SH_MEM_BASES   (0x6000)
+#define FIRST_COMPUTE_VMID     (8)
+#define LAST_COMPUTE_VMID      (16)
+
+static void gfx_v10_0_init_compute_vmid(struct amdgpu_device *adev)
+{
+       int i;
+       uint32_t sh_mem_config;
+       uint32_t sh_mem_bases;
+
+       /*
+        * Configure apertures:
+        * LDS:         0x60000000'00000000 - 0x60000001'00000000 (4GB)
+        * Scratch:     0x60000001'00000000 - 0x60000002'00000000 (4GB)
+        * GPUVM:       0x60010000'00000000 - 0x60020000'00000000 (1TB)
+        */
+       sh_mem_bases = DEFAULT_SH_MEM_BASES | (DEFAULT_SH_MEM_BASES << 16);
+
+       sh_mem_config = SH_MEM_ADDRESS_MODE_64 |
+                       SH_MEM_ALIGNMENT_MODE_UNALIGNED <<
+                       SH_MEM_CONFIG__ALIGNMENT_MODE__SHIFT;
+
+       mutex_lock(&adev->srbm_mutex);
+       for (i = FIRST_COMPUTE_VMID; i < LAST_COMPUTE_VMID; i++) {
+               nv_grbm_select(adev, 0, 0, 0, i);
+               /* CP and shaders */
+               WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, sh_mem_config);
+               WREG32_SOC15(GC, 0, mmSH_MEM_BASES, sh_mem_bases);
+       }
+       nv_grbm_select(adev, 0, 0, 0, 0);
+       mutex_unlock(&adev->srbm_mutex);
+}
+
+static void gfx_v10_0_tcp_harvest(struct amdgpu_device *adev)
+{
+       int i, j, k;
+       int max_wgp_per_sh = adev->gfx.config.max_cu_per_sh >> 1;
+       u32 tmp, wgp_active_bitmap = 0;
+       u32 gcrd_targets_disable_tcp = 0;
+       u32 utcl_invreq_disable = 0;
+       /*
+        * GCRD_TARGETS_DISABLE field contains
+        * for Navi10: GL1C=[18:15], SQC=[14:10], TCP=[9:0]
+        */
+       u32 gcrd_targets_disable_mask = amdgpu_gfx_create_bitmask(
+               2 * max_wgp_per_sh + /* TCP */
+               max_wgp_per_sh + /* SQC */
+               4); /* GL1C */
+       /*
+        * UTCL1_UTCL0_INVREQ_DISABLE field contains
+        * for Navi10: SQG=[24], RMI=[23:20], SQC=[19:10], TCP=[9:0]
+        */
+       u32 utcl_invreq_disable_mask = amdgpu_gfx_create_bitmask(
+               2 * max_wgp_per_sh + /* TCP */
+               2 * max_wgp_per_sh + /* SQC */
+               4 + /* RMI */
+               1); /* SQG */
+
+       if (adev->asic_type == CHIP_NAVI10) {
+               mutex_lock(&adev->grbm_idx_mutex);
+               for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
+                       for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
+                               gfx_v10_0_select_se_sh(adev, i, j, 0xffffffff);
+                               wgp_active_bitmap = gfx_v10_0_get_wgp_active_bitmap_per_sh(adev);
+                               /*
+                                * Set corresponding TCP bits for the inactive WGPs in
+                                * GCRD_SA_TARGETS_DISABLE
+                                */
+                               gcrd_targets_disable_tcp = 0;
+                               /* Set TCP & SQC bits in UTCL1_UTCL0_INVREQ_DISABLE */
+                               utcl_invreq_disable = 0;
+
+                               for (k = 0; k < max_wgp_per_sh; k++) {
+                                       if (!(wgp_active_bitmap & (1 << k))) {
+                                               gcrd_targets_disable_tcp |= 3 << (2 * k);
+                                               utcl_invreq_disable |= (3 << (2 * k)) |
+                                                       (3 << (2 * (max_wgp_per_sh + k)));
+                                       }
+                               }
+
+                               gfx_v10_0_select_se_sh(adev, i, j, 0xffffffff);
+                               tmp = RREG32_SOC15(GC, 0, mmUTCL1_UTCL0_INVREQ_DISABLE);
+                               /* only override TCP & SQC bits */
+                               tmp &= 0xffffffff << (4 * max_wgp_per_sh);
+                               tmp |= (utcl_invreq_disable & utcl_invreq_disable_mask);
+                               WREG32_SOC15(GC, 0, mmUTCL1_UTCL0_INVREQ_DISABLE, tmp);
+
+                               tmp = RREG32_SOC15(GC, 0, mmGCRD_SA_TARGETS_DISABLE);
+                               /* only override TCP bits */
+                               tmp &= 0xffffffff << (2 * max_wgp_per_sh);
+                               tmp |= (gcrd_targets_disable_tcp & gcrd_targets_disable_mask);
+                               WREG32_SOC15(GC, 0, mmGCRD_SA_TARGETS_DISABLE, tmp);
+                       }
+               }
+
+               gfx_v10_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
+               mutex_unlock(&adev->grbm_idx_mutex);
+       }
+}
+
+static void gfx_v10_0_constants_init(struct amdgpu_device *adev)
+{
+       u32 tmp;
+       int i;
+
+       WREG32_FIELD15(GC, 0, GRBM_CNTL, READ_TIMEOUT, 0xff);
+
+       gfx_v10_0_tiling_mode_table_init(adev);
+
+       gfx_v10_0_setup_rb(adev);
+       gfx_v10_0_get_cu_info(adev, &adev->gfx.cu_info);
+       adev->gfx.config.pa_sc_tile_steering_override =
+               gfx_v10_0_init_pa_sc_tile_steering_override(adev);
+
+       /* XXX SH_MEM regs */
+       /* where to put LDS, scratch, GPUVM in FSA64 space */
+       mutex_lock(&adev->srbm_mutex);
+       for (i = 0; i < adev->vm_manager.id_mgr[AMDGPU_GFXHUB].num_ids; i++) {
+               nv_grbm_select(adev, 0, 0, 0, i);
+               /* CP and shaders */
+               if (i == 0) {
+                       tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
+                                           SH_MEM_ALIGNMENT_MODE_UNALIGNED);
+                       tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, RETRY_MODE, 0);
+                       WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
+                       WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
+               } else {
+                       tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
+                                           SH_MEM_ALIGNMENT_MODE_UNALIGNED);
+                       tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, RETRY_MODE, 0);
+                       WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
+                       tmp = REG_SET_FIELD(0, SH_MEM_BASES, PRIVATE_BASE,
+                               (adev->gmc.private_aperture_start >> 48));
+                       tmp = REG_SET_FIELD(tmp, SH_MEM_BASES, SHARED_BASE,
+                               (adev->gmc.shared_aperture_start >> 48));
+                       WREG32_SOC15(GC, 0, mmSH_MEM_BASES, tmp);
+               }
+       }
+       nv_grbm_select(adev, 0, 0, 0, 0);
+
+       mutex_unlock(&adev->srbm_mutex);
+
+       gfx_v10_0_init_compute_vmid(adev);
+
+       mutex_lock(&adev->grbm_idx_mutex);
+       /*
+        * making sure that the following register writes will be broadcasted
+        * to all the shaders
+        */
+       gfx_v10_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
+
+       WREG32_SOC15(GC, 0, mmPA_SC_FIFO_SIZE,
+                  (adev->gfx.config.sc_prim_fifo_size_frontend <<
+                       PA_SC_FIFO_SIZE__SC_FRONTEND_PRIM_FIFO_SIZE__SHIFT) |
+                  (adev->gfx.config.sc_prim_fifo_size_backend <<
+                       PA_SC_FIFO_SIZE__SC_BACKEND_PRIM_FIFO_SIZE__SHIFT) |
+                  (adev->gfx.config.sc_hiz_tile_fifo_size <<
+                       PA_SC_FIFO_SIZE__SC_HIZ_TILE_FIFO_SIZE__SHIFT) |
+                  (adev->gfx.config.sc_earlyz_tile_fifo_size <<
+                       PA_SC_FIFO_SIZE__SC_EARLYZ_TILE_FIFO_SIZE__SHIFT));
+       mutex_unlock(&adev->grbm_idx_mutex);
+}
+
+static void gfx_v10_0_enable_gui_idle_interrupt(struct amdgpu_device *adev,
+                                              bool enable)
+{
+       u32 tmp = RREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0);
+
+       tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE,
+                           enable ? 1 : 0);
+       tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CNTX_EMPTY_INT_ENABLE,
+                           enable ? 1 : 0);
+       tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, CMP_BUSY_INT_ENABLE,
+                           enable ? 1 : 0);
+       tmp = REG_SET_FIELD(tmp, CP_INT_CNTL_RING0, GFX_IDLE_INT_ENABLE,
+                           enable ? 1 : 0);
+
+       WREG32_SOC15(GC, 0, mmCP_INT_CNTL_RING0, tmp);
+}
+
+static void gfx_v10_0_init_csb(struct amdgpu_device *adev)
+{
+       /* csib */
+       WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_HI,
+                    adev->gfx.rlc.clear_state_gpu_addr >> 32);
+       WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_LO,
+                    adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
+       WREG32_SOC15(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size);
+}
+
+static void gfx_v10_0_init_pg(struct amdgpu_device *adev)
+{
+       gfx_v10_0_init_csb(adev);
+
+       amdgpu_gmc_flush_gpu_tlb(adev, 0, 0);
+
+       /* TODO: init power gating */
+       return;
+}
+
+void gfx_v10_0_rlc_stop(struct amdgpu_device *adev)
+{
+       u32 tmp = RREG32_SOC15(GC, 0, mmRLC_CNTL);
+
+       tmp = REG_SET_FIELD(tmp, RLC_CNTL, RLC_ENABLE_F32, 0);
+       WREG32_SOC15(GC, 0, mmRLC_CNTL, tmp);
+
+       gfx_v10_0_enable_gui_idle_interrupt(adev, false);
+}
+
+static void gfx_v10_0_rlc_reset(struct amdgpu_device *adev)
+{
+       WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 1);
+       udelay(50);
+       WREG32_FIELD15(GC, 0, GRBM_SOFT_RESET, SOFT_RESET_RLC, 0);
+       udelay(50);
+}
+
+static void gfx_v10_0_rlc_smu_handshake_cntl(struct amdgpu_device *adev,
+                                            bool enable)
+{
+       uint32_t rlc_pg_cntl;
+
+       rlc_pg_cntl = RREG32_SOC15(GC, 0, mmRLC_PG_CNTL);
+
+       if (!enable) {
+               /* RLC_PG_CNTL[23] = 0 (default)
+                * RLC will wait for handshake acks with SMU
+                * GFXOFF will be enabled
+                * RLC_PG_CNTL[23] = 1
+                * RLC will not issue any message to SMU
+                * hence no handshake between SMU & RLC
+                * GFXOFF will be disabled
+                */
+               rlc_pg_cntl |= 0x80000;
+       } else
+               rlc_pg_cntl &= ~0x80000;
+       WREG32_SOC15(GC, 0, mmRLC_PG_CNTL, rlc_pg_cntl);
+}
+
+static void gfx_v10_0_rlc_start(struct amdgpu_device *adev)
+{
+       /* TODO: enable rlc & smu handshake until smu
+        * and gfxoff feature works as expected */
+       if (!(amdgpu_pp_feature_mask & PP_GFXOFF_MASK))
+               gfx_v10_0_rlc_smu_handshake_cntl(adev, false);
+
+       WREG32_FIELD15(GC, 0, RLC_CNTL, RLC_ENABLE_F32, 1);
+       udelay(50);
+}
+
+static void gfx_v10_0_rlc_enable_srm(struct amdgpu_device *adev)
+{
+       uint32_t tmp;
+
+       /* enable Save Restore Machine */
+       tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL));
+       tmp |= RLC_SRM_CNTL__AUTO_INCR_ADDR_MASK;
+       tmp |= RLC_SRM_CNTL__SRM_ENABLE_MASK;
+       WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL), tmp);
+}
+
+static int gfx_v10_0_rlc_load_microcode(struct amdgpu_device *adev)
+{
+       const struct rlc_firmware_header_v2_0 *hdr;
+       const __le32 *fw_data;
+       unsigned i, fw_size;
+
+       if (!adev->gfx.rlc_fw)
+               return -EINVAL;
+
+       hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
+       amdgpu_ucode_print_rlc_hdr(&hdr->header);
+
+       fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
+                          le32_to_cpu(hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
+
+       WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR,
+                    RLCG_UCODE_LOADING_START_ADDRESS);
+
+       for (i = 0; i < fw_size; i++)
+               WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_DATA,
+                            le32_to_cpup(fw_data++));
+
+       WREG32_SOC15(GC, 0, mmRLC_GPM_UCODE_ADDR, adev->gfx.rlc_fw_version);
+
+       return 0;
+}
+
+static int gfx_v10_0_rlc_resume(struct amdgpu_device *adev)
+{
+       int r;
+
+       if (amdgpu_sriov_vf(adev))
+               return 0;
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+               r = gfx_v10_0_wait_for_rlc_autoload_complete(adev);
+               if (r)
+                       return r;
+               gfx_v10_0_init_pg(adev);
+
+               /* enable RLC SRM */
+               gfx_v10_0_rlc_enable_srm(adev);
+
+       } else {
+               adev->gfx.rlc.funcs->stop(adev);
+
+               /* disable CG */
+               WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, 0);
+
+               /* disable PG */
+               WREG32_SOC15(GC, 0, mmRLC_PG_CNTL, 0);
+
+               if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
+                       /* legacy rlc firmware loading */
+                       r = gfx_v10_0_rlc_load_microcode(adev);
+                       if (r)
+                               return r;
+               } else if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO) {
+                       /* rlc backdoor autoload firmware */
+                       r = gfx_v10_0_rlc_backdoor_autoload_enable(adev);
+                       if (r)
+                               return r;
+               }
+
+               gfx_v10_0_init_pg(adev);
+               adev->gfx.rlc.funcs->start(adev);
+
+               if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO) {
+                       r = gfx_v10_0_wait_for_rlc_autoload_complete(adev);
+                       if (r)
+                               return r;
+               }
+       }
+       return 0;
+}
+
+static struct {
+       FIRMWARE_ID     id;
+       unsigned int    offset;
+       unsigned int    size;
+} rlc_autoload_info[FIRMWARE_ID_MAX];
+
+static int gfx_v10_0_parse_rlc_toc(struct amdgpu_device *adev)
+{
+       int ret;
+       RLC_TABLE_OF_CONTENT *rlc_toc;
+
+       ret = amdgpu_bo_create_reserved(adev, adev->psp.toc_bin_size, PAGE_SIZE,
+                                       AMDGPU_GEM_DOMAIN_GTT,
+                                       &adev->gfx.rlc.rlc_toc_bo,
+                                       &adev->gfx.rlc.rlc_toc_gpu_addr,
+                                       (void **)&adev->gfx.rlc.rlc_toc_buf);
+       if (ret) {
+               dev_err(adev->dev, "(%d) failed to create rlc toc bo\n", ret);
+               return ret;
+       }
+
+       /* Copy toc from psp sos fw to rlc toc buffer */
+       memcpy(adev->gfx.rlc.rlc_toc_buf, adev->psp.toc_start_addr, adev->psp.toc_bin_size);
+
+       rlc_toc = (RLC_TABLE_OF_CONTENT *)adev->gfx.rlc.rlc_toc_buf;
+       while (rlc_toc && (rlc_toc->id > FIRMWARE_ID_INVALID) &&
+               (rlc_toc->id < FIRMWARE_ID_MAX)) {
+               if ((rlc_toc->id >= FIRMWARE_ID_CP_CE) &&
+                   (rlc_toc->id <= FIRMWARE_ID_CP_MES)) {
+                       /* Offset needs 4KB alignment */
+                       rlc_toc->offset = ALIGN(rlc_toc->offset * 4, PAGE_SIZE);
+               }
+
+               rlc_autoload_info[rlc_toc->id].id = rlc_toc->id;
+               rlc_autoload_info[rlc_toc->id].offset = rlc_toc->offset * 4;
+               rlc_autoload_info[rlc_toc->id].size = rlc_toc->size * 4;
+
+               rlc_toc++;
+       };
+
+       return 0;
+}
+
+static uint32_t gfx_v10_0_calc_toc_total_size(struct amdgpu_device *adev)
+{
+       uint32_t total_size = 0;
+       FIRMWARE_ID id;
+       int ret;
+
+       ret = gfx_v10_0_parse_rlc_toc(adev);
+       if (ret) {
+               dev_err(adev->dev, "failed to parse rlc toc\n");
+               return 0;
+       }
+
+       for (id = FIRMWARE_ID_RLC_G_UCODE; id < FIRMWARE_ID_MAX; id++)
+               total_size += rlc_autoload_info[id].size;
+
+       /* In case the offset in rlc toc ucode is aligned */
+       if (total_size < rlc_autoload_info[FIRMWARE_ID_MAX-1].offset)
+               total_size = rlc_autoload_info[FIRMWARE_ID_MAX-1].offset +
+                               rlc_autoload_info[FIRMWARE_ID_MAX-1].size;
+
+       return total_size;
+}
+
+static int gfx_v10_0_rlc_backdoor_autoload_buffer_init(struct amdgpu_device *adev)
+{
+       int r;
+       uint32_t total_size;
+
+       total_size = gfx_v10_0_calc_toc_total_size(adev);
+
+       r = amdgpu_bo_create_reserved(adev, total_size, PAGE_SIZE,
+                                     AMDGPU_GEM_DOMAIN_GTT,
+                                     &adev->gfx.rlc.rlc_autoload_bo,
+                                     &adev->gfx.rlc.rlc_autoload_gpu_addr,
+                                     (void **)&adev->gfx.rlc.rlc_autoload_ptr);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to create fw autoload bo\n", r);
+               return r;
+       }
+
+       return 0;
+}
+
+static void gfx_v10_0_rlc_backdoor_autoload_buffer_fini(struct amdgpu_device *adev)
+{
+       amdgpu_bo_free_kernel(&adev->gfx.rlc.rlc_toc_bo,
+                             &adev->gfx.rlc.rlc_toc_gpu_addr,
+                             (void **)&adev->gfx.rlc.rlc_toc_buf);
+       amdgpu_bo_free_kernel(&adev->gfx.rlc.rlc_autoload_bo,
+                             &adev->gfx.rlc.rlc_autoload_gpu_addr,
+                             (void **)&adev->gfx.rlc.rlc_autoload_ptr);
+}
+
+static void gfx_v10_0_rlc_backdoor_autoload_copy_ucode(struct amdgpu_device *adev,
+                                                      FIRMWARE_ID id,
+                                                      const void *fw_data,
+                                                      uint32_t fw_size)
+{
+       uint32_t toc_offset;
+       uint32_t toc_fw_size;
+       char *ptr = adev->gfx.rlc.rlc_autoload_ptr;
+
+       if (id <= FIRMWARE_ID_INVALID || id >= FIRMWARE_ID_MAX)
+               return;
+
+       toc_offset = rlc_autoload_info[id].offset;
+       toc_fw_size = rlc_autoload_info[id].size;
+
+       if (fw_size == 0)
+               fw_size = toc_fw_size;
+
+       if (fw_size > toc_fw_size)
+               fw_size = toc_fw_size;
+
+       memcpy(ptr + toc_offset, fw_data, fw_size);
+
+       if (fw_size < toc_fw_size)
+               memset(ptr + toc_offset + fw_size, 0, toc_fw_size - fw_size);
+}
+
+static void gfx_v10_0_rlc_backdoor_autoload_copy_toc_ucode(struct amdgpu_device *adev)
+{
+       void *data;
+       uint32_t size;
+
+       data = adev->gfx.rlc.rlc_toc_buf;
+       size = rlc_autoload_info[FIRMWARE_ID_RLC_TOC].size;
+
+       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                                                  FIRMWARE_ID_RLC_TOC,
+                                                  data, size);
+}
+
+static void gfx_v10_0_rlc_backdoor_autoload_copy_gfx_ucode(struct amdgpu_device *adev)
+{
+       const __le32 *fw_data;
+       uint32_t fw_size;
+       const struct gfx_firmware_header_v1_0 *cp_hdr;
+       const struct rlc_firmware_header_v2_0 *rlc_hdr;
+
+       /* pfp ucode */
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.pfp_fw->data;
+       fw_data = (const __le32 *)(adev->gfx.pfp_fw->data +
+               le32_to_cpu(cp_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(cp_hdr->header.ucode_size_bytes);
+       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                                                  FIRMWARE_ID_CP_PFP,
+                                                  fw_data, fw_size);
+
+       /* ce ucode */
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.ce_fw->data;
+       fw_data = (const __le32 *)(adev->gfx.ce_fw->data +
+               le32_to_cpu(cp_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(cp_hdr->header.ucode_size_bytes);
+       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                                                  FIRMWARE_ID_CP_CE,
+                                                  fw_data, fw_size);
+
+       /* me ucode */
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.me_fw->data;
+       fw_data = (const __le32 *)(adev->gfx.me_fw->data +
+               le32_to_cpu(cp_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(cp_hdr->header.ucode_size_bytes);
+       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                                                  FIRMWARE_ID_CP_ME,
+                                                  fw_data, fw_size);
+
+       /* rlc ucode */
+       rlc_hdr = (const struct rlc_firmware_header_v2_0 *)
+               adev->gfx.rlc_fw->data;
+       fw_data = (const __le32 *)(adev->gfx.rlc_fw->data +
+               le32_to_cpu(rlc_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(rlc_hdr->header.ucode_size_bytes);
+       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                                                  FIRMWARE_ID_RLC_G_UCODE,
+                                                  fw_data, fw_size);
+
+       /* mec1 ucode */
+       cp_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.mec_fw->data;
+       fw_data = (const __le32 *) (adev->gfx.mec_fw->data +
+               le32_to_cpu(cp_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(cp_hdr->header.ucode_size_bytes) -
+               cp_hdr->jt_size * 4;
+       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                                                  FIRMWARE_ID_CP_MEC,
+                                                  fw_data, fw_size);
+       /* mec2 ucode is not necessary if mec2 ucode is same as mec1 */
+}
+
+/* Temporarily put sdma part here */
+static void gfx_v10_0_rlc_backdoor_autoload_copy_sdma_ucode(struct amdgpu_device *adev)
+{
+       const __le32 *fw_data;
+       uint32_t fw_size;
+       const struct sdma_firmware_header_v1_0 *sdma_hdr;
+       int i;
+
+       for (i = 0; i < adev->sdma.num_instances; i++) {
+               sdma_hdr = (const struct sdma_firmware_header_v1_0 *)
+                       adev->sdma.instance[i].fw->data;
+               fw_data = (const __le32 *) (adev->sdma.instance[i].fw->data +
+                       le32_to_cpu(sdma_hdr->header.ucode_array_offset_bytes));
+               fw_size = le32_to_cpu(sdma_hdr->header.ucode_size_bytes);
+
+               if (i == 0) {
+                       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                               FIRMWARE_ID_SDMA0_UCODE, fw_data, fw_size);
+                       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                               FIRMWARE_ID_SDMA0_JT,
+                               (uint32_t *)fw_data +
+                               sdma_hdr->jt_offset,
+                               sdma_hdr->jt_size * 4);
+               } else if (i == 1) {
+                       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                               FIRMWARE_ID_SDMA1_UCODE, fw_data, fw_size);
+                       gfx_v10_0_rlc_backdoor_autoload_copy_ucode(adev,
+                               FIRMWARE_ID_SDMA1_JT,
+                               (uint32_t *)fw_data +
+                               sdma_hdr->jt_offset,
+                               sdma_hdr->jt_size * 4);
+               }
+       }
+}
+
+static int gfx_v10_0_rlc_backdoor_autoload_enable(struct amdgpu_device *adev)
+{
+       uint32_t rlc_g_offset, rlc_g_size, tmp;
+       uint64_t gpu_addr;
+
+       gfx_v10_0_rlc_backdoor_autoload_copy_toc_ucode(adev);
+       gfx_v10_0_rlc_backdoor_autoload_copy_sdma_ucode(adev);
+       gfx_v10_0_rlc_backdoor_autoload_copy_gfx_ucode(adev);
+
+       rlc_g_offset = rlc_autoload_info[FIRMWARE_ID_RLC_G_UCODE].offset;
+       rlc_g_size = rlc_autoload_info[FIRMWARE_ID_RLC_G_UCODE].size;
+       gpu_addr = adev->gfx.rlc.rlc_autoload_gpu_addr + rlc_g_offset;
+
+       WREG32_SOC15(GC, 0, mmRLC_HYP_BOOTLOAD_ADDR_HI, upper_32_bits(gpu_addr));
+       WREG32_SOC15(GC, 0, mmRLC_HYP_BOOTLOAD_ADDR_LO, lower_32_bits(gpu_addr));
+       WREG32_SOC15(GC, 0, mmRLC_HYP_BOOTLOAD_SIZE, rlc_g_size);
+
+       tmp = RREG32_SOC15(GC, 0, mmRLC_HYP_RESET_VECTOR);
+       if (!(tmp & (RLC_HYP_RESET_VECTOR__COLD_BOOT_EXIT_MASK |
+                  RLC_HYP_RESET_VECTOR__VDDGFX_EXIT_MASK))) {
+               DRM_ERROR("Neither COLD_BOOT_EXIT nor VDDGFX_EXIT is set\n");
+               return -EINVAL;
+       }
+
+       tmp = RREG32_SOC15(GC, 0, mmRLC_CNTL);
+       if (tmp & RLC_CNTL__RLC_ENABLE_F32_MASK) {
+               DRM_ERROR("RLC ROM should halt itself\n");
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+static int gfx_v10_0_rlc_backdoor_autoload_config_me_cache(struct amdgpu_device *adev)
+{
+       uint32_t usec_timeout = 50000;  /* wait for 50ms */
+       uint32_t tmp;
+       int i;
+       uint64_t addr;
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_ME_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_ME_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_ME_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_ME_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_ME_IC_OP_CNTL,
+                       INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       /* Program me ucode address into intruction cache address register */
+       addr = adev->gfx.rlc.rlc_autoload_gpu_addr +
+               rlc_autoload_info[FIRMWARE_ID_CP_ME].offset;
+       WREG32_SOC15(GC, 0, mmCP_ME_IC_BASE_LO,
+                       lower_32_bits(addr) & 0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_ME_IC_BASE_HI,
+                       upper_32_bits(addr));
+
+       return 0;
+}
+
+static int gfx_v10_0_rlc_backdoor_autoload_config_ce_cache(struct amdgpu_device *adev)
+{
+       uint32_t usec_timeout = 50000;  /* wait for 50ms */
+       uint32_t tmp;
+       int i;
+       uint64_t addr;
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_CE_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_CE_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_CE_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_CE_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_CE_IC_OP_CNTL,
+                       INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       /* Program ce ucode address into intruction cache address register */
+       addr = adev->gfx.rlc.rlc_autoload_gpu_addr +
+               rlc_autoload_info[FIRMWARE_ID_CP_CE].offset;
+       WREG32_SOC15(GC, 0, mmCP_CE_IC_BASE_LO,
+                       lower_32_bits(addr) & 0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_CE_IC_BASE_HI,
+                       upper_32_bits(addr));
+
+       return 0;
+}
+
+static int gfx_v10_0_rlc_backdoor_autoload_config_pfp_cache(struct amdgpu_device *adev)
+{
+       uint32_t usec_timeout = 50000;  /* wait for 50ms */
+       uint32_t tmp;
+       int i;
+       uint64_t addr;
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_PFP_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_PFP_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_PFP_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_PFP_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_PFP_IC_OP_CNTL,
+                       INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       /* Program pfp ucode address into intruction cache address register */
+       addr = adev->gfx.rlc.rlc_autoload_gpu_addr +
+               rlc_autoload_info[FIRMWARE_ID_CP_PFP].offset;
+       WREG32_SOC15(GC, 0, mmCP_PFP_IC_BASE_LO,
+                       lower_32_bits(addr) & 0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_PFP_IC_BASE_HI,
+                       upper_32_bits(addr));
+
+       return 0;
+}
+
+static int gfx_v10_0_rlc_backdoor_autoload_config_mec_cache(struct amdgpu_device *adev)
+{
+       uint32_t usec_timeout = 50000;  /* wait for 50ms */
+       uint32_t tmp;
+       int i;
+       uint64_t addr;
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_CPC_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_CPC_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_CPC_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_CPC_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_CPC_IC_OP_CNTL,
+                       INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       /* Program mec1 ucode address into intruction cache address register */
+       addr = adev->gfx.rlc.rlc_autoload_gpu_addr +
+               rlc_autoload_info[FIRMWARE_ID_CP_MEC].offset;
+       WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_LO,
+                       lower_32_bits(addr) & 0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_HI,
+                       upper_32_bits(addr));
+
+       return 0;
+}
+
+static int gfx_v10_0_wait_for_rlc_autoload_complete(struct amdgpu_device *adev)
+{
+       uint32_t cp_status;
+       uint32_t bootload_status;
+       int i, r;
+
+       for (i = 0; i < adev->usec_timeout; i++) {
+               cp_status = RREG32_SOC15(GC, 0, mmCP_STAT);
+               bootload_status = RREG32_SOC15(GC, 0, mmRLC_RLCS_BOOTLOAD_STATUS);
+               if ((cp_status == 0) &&
+                   (REG_GET_FIELD(bootload_status,
+                       RLC_RLCS_BOOTLOAD_STATUS, BOOTLOAD_COMPLETE) == 1)) {
+                       break;
+               }
+               udelay(1);
+       }
+
+       if (i >= adev->usec_timeout) {
+               dev_err(adev->dev, "rlc autoload: gc ucode autoload timeout\n");
+               return -ETIMEDOUT;
+       }
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_RLC_BACKDOOR_AUTO) {
+               r = gfx_v10_0_rlc_backdoor_autoload_config_me_cache(adev);
+               if (r)
+                       return r;
+
+               r = gfx_v10_0_rlc_backdoor_autoload_config_ce_cache(adev);
+               if (r)
+                       return r;
+
+               r = gfx_v10_0_rlc_backdoor_autoload_config_pfp_cache(adev);
+               if (r)
+                       return r;
+
+               r = gfx_v10_0_rlc_backdoor_autoload_config_mec_cache(adev);
+               if (r)
+                       return r;
+       }
+
+       return 0;
+}
+
+static void gfx_v10_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable)
+{
+       int i;
+       u32 tmp = RREG32_SOC15(GC, 0, mmCP_ME_CNTL);
+
+       tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1);
+       tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1);
+       tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1);
+       if (!enable) {
+               for (i = 0; i < adev->gfx.num_gfx_rings; i++)
+                       adev->gfx.gfx_ring[i].sched.ready = false;
+       }
+       WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
+       udelay(50);
+}
+
+static int gfx_v10_0_cp_gfx_load_pfp_microcode(struct amdgpu_device *adev)
+{
+       int r;
+       const struct gfx_firmware_header_v1_0 *pfp_hdr;
+       const __le32 *fw_data;
+       unsigned i, fw_size;
+       uint32_t tmp;
+       uint32_t usec_timeout = 50000;  /* wait for 50ms */
+
+       pfp_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.pfp_fw->data;
+
+       amdgpu_ucode_print_gfx_hdr(&pfp_hdr->header);
+
+       fw_data = (const __le32 *)(adev->gfx.pfp_fw->data +
+               le32_to_cpu(pfp_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(pfp_hdr->header.ucode_size_bytes);
+
+       r = amdgpu_bo_create_reserved(adev, pfp_hdr->header.ucode_size_bytes,
+                                     PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
+                                     &adev->gfx.pfp.pfp_fw_obj,
+                                     &adev->gfx.pfp.pfp_fw_gpu_addr,
+                                     (void **)&adev->gfx.pfp.pfp_fw_ptr);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to create pfp fw bo\n", r);
+               gfx_v10_0_pfp_fini(adev);
+               return r;
+       }
+
+       memcpy(adev->gfx.pfp.pfp_fw_ptr, fw_data, fw_size);
+
+       amdgpu_bo_kunmap(adev->gfx.pfp.pfp_fw_obj);
+       amdgpu_bo_unreserve(adev->gfx.pfp.pfp_fw_obj);
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_PFP_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_PFP_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_PFP_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_PFP_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_PFP_IC_OP_CNTL,
+                       INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       if (amdgpu_emu_mode == 1)
+               adev->nbio_funcs->hdp_flush(adev, NULL);
+
+       tmp = RREG32_SOC15(GC, 0, mmCP_PFP_IC_BASE_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_PFP_IC_BASE_CNTL, VMID, 0);
+       tmp = REG_SET_FIELD(tmp, CP_PFP_IC_BASE_CNTL, CACHE_POLICY, 0);
+       tmp = REG_SET_FIELD(tmp, CP_PFP_IC_BASE_CNTL, EXE_DISABLE, 0);
+       tmp = REG_SET_FIELD(tmp, CP_PFP_IC_BASE_CNTL, ADDRESS_CLAMP, 1);
+       WREG32_SOC15(GC, 0, mmCP_PFP_IC_BASE_CNTL, tmp);
+       WREG32_SOC15(GC, 0, mmCP_PFP_IC_BASE_LO,
+               adev->gfx.pfp.pfp_fw_gpu_addr & 0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_PFP_IC_BASE_HI,
+               upper_32_bits(adev->gfx.pfp.pfp_fw_gpu_addr));
+
+       return 0;
+}
+
+static int gfx_v10_0_cp_gfx_load_ce_microcode(struct amdgpu_device *adev)
+{
+       int r;
+       const struct gfx_firmware_header_v1_0 *ce_hdr;
+       const __le32 *fw_data;
+       unsigned i, fw_size;
+       uint32_t tmp;
+       uint32_t usec_timeout = 50000;  /* wait for 50ms */
+
+       ce_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.ce_fw->data;
+
+       amdgpu_ucode_print_gfx_hdr(&ce_hdr->header);
+
+       fw_data = (const __le32 *)(adev->gfx.ce_fw->data +
+               le32_to_cpu(ce_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(ce_hdr->header.ucode_size_bytes);
+
+       r = amdgpu_bo_create_reserved(adev, ce_hdr->header.ucode_size_bytes,
+                                     PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
+                                     &adev->gfx.ce.ce_fw_obj,
+                                     &adev->gfx.ce.ce_fw_gpu_addr,
+                                     (void **)&adev->gfx.ce.ce_fw_ptr);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to create ce fw bo\n", r);
+               gfx_v10_0_ce_fini(adev);
+               return r;
+       }
+
+       memcpy(adev->gfx.ce.ce_fw_ptr, fw_data, fw_size);
+
+       amdgpu_bo_kunmap(adev->gfx.ce.ce_fw_obj);
+       amdgpu_bo_unreserve(adev->gfx.ce.ce_fw_obj);
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_CE_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_CE_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_CE_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_CE_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_CE_IC_OP_CNTL,
+                       INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       if (amdgpu_emu_mode == 1)
+               adev->nbio_funcs->hdp_flush(adev, NULL);
+
+       tmp = RREG32_SOC15(GC, 0, mmCP_CE_IC_BASE_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_CE_IC_BASE_CNTL, VMID, 0);
+       tmp = REG_SET_FIELD(tmp, CP_CE_IC_BASE_CNTL, CACHE_POLICY, 0);
+       tmp = REG_SET_FIELD(tmp, CP_CE_IC_BASE_CNTL, EXE_DISABLE, 0);
+       tmp = REG_SET_FIELD(tmp, CP_CE_IC_BASE_CNTL, ADDRESS_CLAMP, 1);
+       WREG32_SOC15(GC, 0, mmCP_CE_IC_BASE_LO,
+               adev->gfx.ce.ce_fw_gpu_addr & 0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_CE_IC_BASE_HI,
+               upper_32_bits(adev->gfx.ce.ce_fw_gpu_addr));
+
+       return 0;
+}
+
+static int gfx_v10_0_cp_gfx_load_me_microcode(struct amdgpu_device *adev)
+{
+       int r;
+       const struct gfx_firmware_header_v1_0 *me_hdr;
+       const __le32 *fw_data;
+       unsigned i, fw_size;
+       uint32_t tmp;
+       uint32_t usec_timeout = 50000;  /* wait for 50ms */
+
+       me_hdr = (const struct gfx_firmware_header_v1_0 *)
+               adev->gfx.me_fw->data;
+
+       amdgpu_ucode_print_gfx_hdr(&me_hdr->header);
+
+       fw_data = (const __le32 *)(adev->gfx.me_fw->data +
+               le32_to_cpu(me_hdr->header.ucode_array_offset_bytes));
+       fw_size = le32_to_cpu(me_hdr->header.ucode_size_bytes);
+
+       r = amdgpu_bo_create_reserved(adev, me_hdr->header.ucode_size_bytes,
+                                     PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
+                                     &adev->gfx.me.me_fw_obj,
+                                     &adev->gfx.me.me_fw_gpu_addr,
+                                     (void **)&adev->gfx.me.me_fw_ptr);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to create me fw bo\n", r);
+               gfx_v10_0_me_fini(adev);
+               return r;
+       }
+
+       memcpy(adev->gfx.me.me_fw_ptr, fw_data, fw_size);
+
+       amdgpu_bo_kunmap(adev->gfx.me.me_fw_obj);
+       amdgpu_bo_unreserve(adev->gfx.me.me_fw_obj);
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_ME_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_ME_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_ME_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_ME_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_ME_IC_OP_CNTL,
+                       INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       if (amdgpu_emu_mode == 1)
+               adev->nbio_funcs->hdp_flush(adev, NULL);
+
+       tmp = RREG32_SOC15(GC, 0, mmCP_ME_IC_BASE_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_ME_IC_BASE_CNTL, VMID, 0);
+       tmp = REG_SET_FIELD(tmp, CP_ME_IC_BASE_CNTL, CACHE_POLICY, 0);
+       tmp = REG_SET_FIELD(tmp, CP_ME_IC_BASE_CNTL, EXE_DISABLE, 0);
+       tmp = REG_SET_FIELD(tmp, CP_ME_IC_BASE_CNTL, ADDRESS_CLAMP, 1);
+       WREG32_SOC15(GC, 0, mmCP_ME_IC_BASE_LO,
+               adev->gfx.me.me_fw_gpu_addr & 0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_ME_IC_BASE_HI,
+               upper_32_bits(adev->gfx.me.me_fw_gpu_addr));
+
+       return 0;
+}
+
+static int gfx_v10_0_cp_gfx_load_microcode(struct amdgpu_device *adev)
+{
+       int r;
+
+       if (!adev->gfx.me_fw || !adev->gfx.pfp_fw || !adev->gfx.ce_fw)
+               return -EINVAL;
+
+       gfx_v10_0_cp_gfx_enable(adev, false);
+
+       r = gfx_v10_0_cp_gfx_load_pfp_microcode(adev);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to load pfp fw\n", r);
+               return r;
+       }
+
+       r = gfx_v10_0_cp_gfx_load_ce_microcode(adev);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to load ce fw\n", r);
+               return r;
+       }
+
+       r = gfx_v10_0_cp_gfx_load_me_microcode(adev);
+       if (r) {
+               dev_err(adev->dev, "(%d) failed to load me fw\n", r);
+               return r;
+       }
+
+       return 0;
+}
+
+static int gfx_v10_0_cp_gfx_start(struct amdgpu_device *adev)
+{
+       struct amdgpu_ring *ring;
+       const struct cs_section_def *sect = NULL;
+       const struct cs_extent_def *ext = NULL;
+       int r, i;
+       int ctx_reg_offset;
+
+       /* init the CP */
+       WREG32_SOC15(GC, 0, mmCP_MAX_CONTEXT,
+                    adev->gfx.config.max_hw_contexts - 1);
+       WREG32_SOC15(GC, 0, mmCP_DEVICE_ID, 1);
+
+       gfx_v10_0_cp_gfx_enable(adev, true);
+
+       ring = &adev->gfx.gfx_ring[0];
+       r = amdgpu_ring_alloc(ring, gfx_v10_0_get_csb_size(adev) + 4);
+       if (r) {
+               DRM_ERROR("amdgpu: cp failed to lock ring (%d).\n", r);
+               return r;
+       }
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+       amdgpu_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
+       amdgpu_ring_write(ring, 0x80000000);
+       amdgpu_ring_write(ring, 0x80000000);
+
+       for (sect = gfx10_cs_data; sect->section != NULL; ++sect) {
+               for (ext = sect->section; ext->extent != NULL; ++ext) {
+                       if (sect->id == SECT_CONTEXT) {
+                               amdgpu_ring_write(ring,
+                                                 PACKET3(PACKET3_SET_CONTEXT_REG,
+                                                         ext->reg_count));
+                               amdgpu_ring_write(ring, ext->reg_index -
+                                                 PACKET3_SET_CONTEXT_REG_START);
+                               for (i = 0; i < ext->reg_count; i++)
+                                       amdgpu_ring_write(ring, ext->extent[i]);
+                       }
+               }
+       }
+
+       ctx_reg_offset =
+               SOC15_REG_OFFSET(GC, 0, mmPA_SC_TILE_STEERING_OVERRIDE) - PACKET3_SET_CONTEXT_REG_START;
+       amdgpu_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+       amdgpu_ring_write(ring, ctx_reg_offset);
+       amdgpu_ring_write(ring, adev->gfx.config.pa_sc_tile_steering_override);
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+       amdgpu_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
+       amdgpu_ring_write(ring, 0);
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2));
+       amdgpu_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE));
+       amdgpu_ring_write(ring, 0x8000);
+       amdgpu_ring_write(ring, 0x8000);
+
+       amdgpu_ring_commit(ring);
+
+       /* submit cs packet to copy state 0 to next available state */
+       ring = &adev->gfx.gfx_ring[1];
+       r = amdgpu_ring_alloc(ring, 2);
+       if (r) {
+               DRM_ERROR("amdgpu: cp failed to lock ring (%d).\n", r);
+               return r;
+       }
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
+       amdgpu_ring_write(ring, 0);
+
+       amdgpu_ring_commit(ring);
+
+       return 0;
+}
+
+static void gfx_v10_0_cp_gfx_switch_pipe(struct amdgpu_device *adev,
+                                        CP_PIPE_ID pipe)
+{
+       u32 tmp;
+
+       tmp = RREG32_SOC15(GC, 0, mmGRBM_GFX_CNTL);
+       tmp = REG_SET_FIELD(tmp, GRBM_GFX_CNTL, PIPEID, pipe);
+
+       WREG32_SOC15(GC, 0, mmGRBM_GFX_CNTL, tmp);
+}
+
+static void gfx_v10_0_cp_gfx_set_doorbell(struct amdgpu_device *adev,
+                                         struct amdgpu_ring *ring)
+{
+       u32 tmp;
+
+       tmp = RREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL);
+       if (ring->use_doorbell) {
+               tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
+                                   DOORBELL_OFFSET, ring->doorbell_index);
+               tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
+                                   DOORBELL_EN, 1);
+       } else {
+               tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
+                                   DOORBELL_EN, 0);
+       }
+       WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL, tmp);
+       tmp = REG_SET_FIELD(0, CP_RB_DOORBELL_RANGE_LOWER,
+                           DOORBELL_RANGE_LOWER, ring->doorbell_index);
+       WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_LOWER, tmp);
+
+       WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_RANGE_UPPER,
+                    CP_RB_DOORBELL_RANGE_UPPER__DOORBELL_RANGE_UPPER_MASK);
+}
+
+static int gfx_v10_0_cp_gfx_resume(struct amdgpu_device *adev)
+{
+       struct amdgpu_ring *ring;
+       u32 tmp;
+       u32 rb_bufsz;
+       u64 rb_addr, rptr_addr, wptr_gpu_addr;
+       u32 i;
+
+       /* Set the write pointer delay */
+       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_DELAY, 0);
+
+       /* set the RB to use vmid 0 */
+       WREG32_SOC15(GC, 0, mmCP_RB_VMID, 0);
+
+       /* Init gfx ring 0 for pipe 0 */
+       mutex_lock(&adev->srbm_mutex);
+       gfx_v10_0_cp_gfx_switch_pipe(adev, PIPE_ID0);
+       mutex_unlock(&adev->srbm_mutex);
+       /* Set ring buffer size */
+       ring = &adev->gfx.gfx_ring[0];
+       rb_bufsz = order_base_2(ring->ring_size / 8);
+       tmp = REG_SET_FIELD(0, CP_RB0_CNTL, RB_BUFSZ, rb_bufsz);
+       tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, RB_BLKSZ, rb_bufsz - 2);
+#ifdef __BIG_ENDIAN
+       tmp = REG_SET_FIELD(tmp, CP_RB0_CNTL, BUF_SWAP, 1);
+#endif
+       WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
+
+       /* Initialize the ring buffer's write pointers */
+       ring->wptr = 0;
+       WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
+       WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
+
+       /* set the wb address wether it's enabled or not */
+       rptr_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
+       WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR, lower_32_bits(rptr_addr));
+       WREG32_SOC15(GC, 0, mmCP_RB0_RPTR_ADDR_HI, upper_32_bits(rptr_addr) &
+                    CP_RB_RPTR_ADDR_HI__RB_RPTR_ADDR_HI_MASK);
+
+       wptr_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
+       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_LO,
+                    lower_32_bits(wptr_gpu_addr));
+       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_HI,
+                    upper_32_bits(wptr_gpu_addr));
+
+       mdelay(1);
+       WREG32_SOC15(GC, 0, mmCP_RB0_CNTL, tmp);
+
+       rb_addr = ring->gpu_addr >> 8;
+       WREG32_SOC15(GC, 0, mmCP_RB0_BASE, rb_addr);
+       WREG32_SOC15(GC, 0, mmCP_RB0_BASE_HI, upper_32_bits(rb_addr));
+
+       WREG32_SOC15(GC, 0, mmCP_RB_ACTIVE, 1);
+
+       gfx_v10_0_cp_gfx_set_doorbell(adev, ring);
+
+       /* Init gfx ring 1 for pipe 1 */
+       mutex_lock(&adev->srbm_mutex);
+       gfx_v10_0_cp_gfx_switch_pipe(adev, PIPE_ID1);
+       mutex_unlock(&adev->srbm_mutex);
+       ring = &adev->gfx.gfx_ring[1];
+       rb_bufsz = order_base_2(ring->ring_size / 8);
+       tmp = REG_SET_FIELD(0, CP_RB1_CNTL, RB_BUFSZ, rb_bufsz);
+       tmp = REG_SET_FIELD(tmp, CP_RB1_CNTL, RB_BLKSZ, rb_bufsz - 2);
+#ifdef __BIG_ENDIAN
+       tmp = REG_SET_FIELD(tmp, CP_RB1_CNTL, BUF_SWAP, 1);
+#endif
+       WREG32_SOC15(GC, 0, mmCP_RB1_CNTL, tmp);
+       /* Initialize the ring buffer's write pointers */
+       ring->wptr = 0;
+       WREG32_SOC15(GC, 0, mmCP_RB1_WPTR, lower_32_bits(ring->wptr));
+       WREG32_SOC15(GC, 0, mmCP_RB1_WPTR_HI, upper_32_bits(ring->wptr));
+       /* Set the wb address wether it's enabled or not */
+       rptr_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
+       WREG32_SOC15(GC, 0, mmCP_RB1_RPTR_ADDR, lower_32_bits(rptr_addr));
+       WREG32_SOC15(GC, 0, mmCP_RB1_RPTR_ADDR_HI, upper_32_bits(rptr_addr) &
+               CP_RB1_RPTR_ADDR_HI__RB_RPTR_ADDR_HI_MASK);
+       wptr_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
+       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_LO,
+               lower_32_bits(wptr_gpu_addr));
+       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_HI,
+               upper_32_bits(wptr_gpu_addr));
+
+       mdelay(1);
+       WREG32_SOC15(GC, 0, mmCP_RB1_CNTL, tmp);
+
+       rb_addr = ring->gpu_addr >> 8;
+       WREG32_SOC15(GC, 0, mmCP_RB1_BASE, rb_addr);
+       WREG32_SOC15(GC, 0, mmCP_RB1_BASE_HI, upper_32_bits(rb_addr));
+       WREG32_SOC15(GC, 0, mmCP_RB1_ACTIVE, 1);
+
+       gfx_v10_0_cp_gfx_set_doorbell(adev, ring);
+
+       /* Switch to pipe 0 */
+       mutex_lock(&adev->srbm_mutex);
+       gfx_v10_0_cp_gfx_switch_pipe(adev, PIPE_ID0);
+       mutex_unlock(&adev->srbm_mutex);
+
+       /* start the ring */
+       gfx_v10_0_cp_gfx_start(adev);
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
+               ring = &adev->gfx.gfx_ring[i];
+               ring->sched.ready = true;
+       }
+
+       return 0;
+}
+
+static void gfx_v10_0_cp_compute_enable(struct amdgpu_device *adev, bool enable)
+{
+       int i;
+
+       if (enable) {
+               WREG32_SOC15(GC, 0, mmCP_MEC_CNTL, 0);
+       } else {
+               WREG32_SOC15(GC, 0, mmCP_MEC_CNTL,
+                            (CP_MEC_CNTL__MEC_ME1_HALT_MASK |
+                             CP_MEC_CNTL__MEC_ME2_HALT_MASK));
+               for (i = 0; i < adev->gfx.num_compute_rings; i++)
+                       adev->gfx.compute_ring[i].sched.ready = false;
+               adev->gfx.kiq.ring.sched.ready = false;
+       }
+       udelay(50);
+}
+
+static int gfx_v10_0_cp_compute_load_microcode(struct amdgpu_device *adev)
+{
+       const struct gfx_firmware_header_v1_0 *mec_hdr;
+       const __le32 *fw_data;
+       unsigned i;
+       u32 tmp;
+       u32 usec_timeout = 50000; /* Wait for 50 ms */
+
+       if (!adev->gfx.mec_fw)
+               return -EINVAL;
+
+       gfx_v10_0_cp_compute_enable(adev, false);
+
+       mec_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
+       amdgpu_ucode_print_gfx_hdr(&mec_hdr->header);
+
+       fw_data = (const __le32 *)
+               (adev->gfx.mec_fw->data +
+                le32_to_cpu(mec_hdr->header.ucode_array_offset_bytes));
+
+       /* Trigger an invalidation of the L1 instruction caches */
+       tmp = RREG32_SOC15(GC, 0, mmCP_CPC_IC_OP_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_CPC_IC_OP_CNTL, INVALIDATE_CACHE, 1);
+       WREG32_SOC15(GC, 0, mmCP_CPC_IC_OP_CNTL, tmp);
+
+       /* Wait for invalidation complete */
+       for (i = 0; i < usec_timeout; i++) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_CPC_IC_OP_CNTL);
+               if (1 == REG_GET_FIELD(tmp, CP_CPC_IC_OP_CNTL,
+                                      INVALIDATE_CACHE_COMPLETE))
+                       break;
+               udelay(1);
+       }
+
+       if (i >= usec_timeout) {
+               dev_err(adev->dev, "failed to invalidate instruction cache\n");
+               return -EINVAL;
+       }
+
+       if (amdgpu_emu_mode == 1)
+               adev->nbio_funcs->hdp_flush(adev, NULL);
+
+       tmp = RREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0);
+       tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, EXE_DISABLE, 0);
+       tmp = REG_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, ADDRESS_CLAMP, 1);
+       WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_CNTL, tmp);
+
+       WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_LO, adev->gfx.mec.mec_fw_gpu_addr &
+                    0xFFFFF000);
+       WREG32_SOC15(GC, 0, mmCP_CPC_IC_BASE_HI,
+                    upper_32_bits(adev->gfx.mec.mec_fw_gpu_addr));
+
+       /* MEC1 */
+       WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR, 0);
+
+       for (i = 0; i < mec_hdr->jt_size; i++)
+               WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_DATA,
+                            le32_to_cpup(fw_data + mec_hdr->jt_offset + i));
+
+       WREG32_SOC15(GC, 0, mmCP_MEC_ME1_UCODE_ADDR, adev->gfx.mec_fw_version);
+
+       /*
+        * TODO: Loading MEC2 firmware is only necessary if MEC2 should run
+        * different microcode than MEC1.
+        */
+
+       return 0;
+}
+
+static void gfx_v10_0_kiq_setting(struct amdgpu_ring *ring)
+{
+       uint32_t tmp;
+       struct amdgpu_device *adev = ring->adev;
+
+       /* tell RLC which is KIQ queue */
+       tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS);
+       tmp &= 0xffffff00;
+       tmp |= (ring->me << 5) | (ring->pipe << 3) | (ring->queue);
+       WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
+       tmp |= 0x80;
+       WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp);
+}
+
+static int gfx_v10_0_gfx_mqd_init(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_gfx_mqd *mqd = ring->mqd_ptr;
+       uint64_t hqd_gpu_addr, wb_gpu_addr;
+       uint32_t tmp;
+       uint32_t rb_bufsz;
+
+       /* set up gfx hqd wptr */
+       mqd->cp_gfx_hqd_wptr = 0;
+       mqd->cp_gfx_hqd_wptr_hi = 0;
+
+       /* set the pointer to the MQD */
+       mqd->cp_mqd_base_addr = ring->mqd_gpu_addr & 0xfffffffc;
+       mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
+
+       /* set up mqd control */
+       tmp = RREG32_SOC15(GC, 0, mmCP_GFX_MQD_CONTROL);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_MQD_CONTROL, VMID, 0);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_MQD_CONTROL, PRIV_STATE, 1);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_MQD_CONTROL, CACHE_POLICY, 0);
+       mqd->cp_gfx_mqd_control = tmp;
+
+       /* set up gfx_hqd_vimd with 0x0 to indicate the ring buffer's vmid */
+       tmp = RREG32_SOC15(GC, 0, mmCP_GFX_HQD_VMID);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_VMID, VMID, 0);
+       mqd->cp_gfx_hqd_vmid = 0;
+
+       /* set up default queue priority level
+        * 0x0 = low priority, 0x1 = high priority */
+       tmp = RREG32_SOC15(GC, 0, mmCP_GFX_HQD_QUEUE_PRIORITY);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_QUEUE_PRIORITY, PRIORITY_LEVEL, 0);
+       mqd->cp_gfx_hqd_queue_priority = tmp;
+
+       /* set up time quantum */
+       tmp = RREG32_SOC15(GC, 0, mmCP_GFX_HQD_QUANTUM);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_QUANTUM, QUANTUM_EN, 1);
+       mqd->cp_gfx_hqd_quantum = tmp;
+
+       /* set up gfx hqd base. this is similar as CP_RB_BASE */
+       hqd_gpu_addr = ring->gpu_addr >> 8;
+       mqd->cp_gfx_hqd_base = hqd_gpu_addr;
+       mqd->cp_gfx_hqd_base_hi = upper_32_bits(hqd_gpu_addr);
+
+       /* set up hqd_rptr_addr/_hi, similar as CP_RB_RPTR */
+       wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
+       mqd->cp_gfx_hqd_rptr_addr = wb_gpu_addr & 0xfffffffc;
+       mqd->cp_gfx_hqd_rptr_addr_hi =
+               upper_32_bits(wb_gpu_addr) & 0xffff;
+
+       /* set up rb_wptr_poll addr */
+       wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
+       mqd->cp_rb_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
+       mqd->cp_rb_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
+
+       /* set up the gfx_hqd_control, similar as CP_RB0_CNTL */
+       rb_bufsz = order_base_2(ring->ring_size / 4) - 1;
+       tmp = RREG32_SOC15(GC, 0, mmCP_GFX_HQD_CNTL);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_CNTL, RB_BUFSZ, rb_bufsz);
+       tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_CNTL, RB_BLKSZ, rb_bufsz - 2);
+#ifdef __BIG_ENDIAN
+       tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_CNTL, BUF_SWAP, 1);
+#endif
+       mqd->cp_gfx_hqd_cntl = tmp;
+
+       /* set up cp_doorbell_control */
+       tmp = RREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL);
+       if (ring->use_doorbell) {
+               tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
+                                   DOORBELL_OFFSET, ring->doorbell_index);
+               tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
+                                   DOORBELL_EN, 1);
+       } else
+               tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL,
+                                   DOORBELL_EN, 0);
+       mqd->cp_rb_doorbell_control = tmp;
+
+       /* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
+       ring->wptr = 0;
+       mqd->cp_gfx_hqd_rptr = RREG32_SOC15(GC, 0, mmCP_GFX_HQD_RPTR);
+
+       /* active the queue */
+       mqd->cp_gfx_hqd_active = 1;
+
+       return 0;
+}
+
+#ifdef BRING_UP_DEBUG
+static int gfx_v10_0_gfx_queue_init_register(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_gfx_mqd *mqd = ring->mqd_ptr;
+
+       /* set mmCP_GFX_HQD_WPTR/_HI to 0 */
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_WPTR, mqd->cp_gfx_hqd_wptr);
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_WPTR_HI, mqd->cp_gfx_hqd_wptr_hi);
+
+       /* set GFX_MQD_BASE */
+       WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr);
+       WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
+
+       /* set GFX_MQD_CONTROL */
+       WREG32_SOC15(GC, 0, mmCP_GFX_MQD_CONTROL, mqd->cp_gfx_mqd_control);
+
+       /* set GFX_HQD_VMID to 0 */
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_VMID, mqd->cp_gfx_hqd_vmid);
+
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_QUEUE_PRIORITY,
+                       mqd->cp_gfx_hqd_queue_priority);
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_QUANTUM, mqd->cp_gfx_hqd_quantum);
+
+       /* set GFX_HQD_BASE, similar as CP_RB_BASE */
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_BASE, mqd->cp_gfx_hqd_base);
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_BASE_HI, mqd->cp_gfx_hqd_base_hi);
+
+       /* set GFX_HQD_RPTR_ADDR, similar as CP_RB_RPTR */
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_RPTR_ADDR, mqd->cp_gfx_hqd_rptr_addr);
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_RPTR_ADDR_HI, mqd->cp_gfx_hqd_rptr_addr_hi);
+
+       /* set GFX_HQD_CNTL, similar as CP_RB_CNTL */
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_CNTL, mqd->cp_gfx_hqd_cntl);
+
+       /* set RB_WPTR_POLL_ADDR */
+       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_LO, mqd->cp_rb_wptr_poll_addr_lo);
+       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_ADDR_HI, mqd->cp_rb_wptr_poll_addr_hi);
+
+       /* set RB_DOORBELL_CONTROL */
+       WREG32_SOC15(GC, 0, mmCP_RB_DOORBELL_CONTROL, mqd->cp_rb_doorbell_control);
+
+       /* active the queue */
+       WREG32_SOC15(GC, 0, mmCP_GFX_HQD_ACTIVE, mqd->cp_gfx_hqd_active);
+
+       return 0;
+}
+#endif
+
+static int gfx_v10_0_gfx_init_queue(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_gfx_mqd *mqd = ring->mqd_ptr;
+
+       if (adev->in_gpu_reset) {
+               /* reset mqd with the backup copy */
+               if (adev->gfx.me.mqd_backup[AMDGPU_MAX_GFX_RINGS])
+                       memcpy(mqd, adev->gfx.me.mqd_backup[AMDGPU_MAX_GFX_RINGS], sizeof(*mqd));
+               /* reset the ring */
+               ring->wptr = 0;
+               amdgpu_ring_clear_ring(ring);
+#ifdef BRING_UP_DEBUG
+               mutex_lock(&adev->srbm_mutex);
+               nv_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
+               gfx_v10_0_gfx_queue_init_register(ring);
+               nv_grbm_select(adev, 0, 0, 0, 0);
+               mutex_unlock(&adev->srbm_mutex);
+#endif
+       } else {
+               memset((void *)mqd, 0, sizeof(*mqd));
+               mutex_lock(&adev->srbm_mutex);
+               nv_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
+               gfx_v10_0_gfx_mqd_init(ring);
+#ifdef BRING_UP_DEBUG
+               gfx_v10_0_gfx_queue_init_register(ring);
+#endif
+               nv_grbm_select(adev, 0, 0, 0, 0);
+               mutex_unlock(&adev->srbm_mutex);
+               if (adev->gfx.me.mqd_backup[AMDGPU_MAX_GFX_RINGS])
+                       memcpy(adev->gfx.me.mqd_backup[AMDGPU_MAX_GFX_RINGS], mqd, sizeof(*mqd));
+       }
+
+       return 0;
+}
+
+#ifndef BRING_UP_DEBUG
+static int gfx_v10_0_kiq_enable_kgq(struct amdgpu_device *adev)
+{
+       struct amdgpu_kiq *kiq = &adev->gfx.kiq;
+       struct amdgpu_ring *kiq_ring = &adev->gfx.kiq.ring;
+       int r, i;
+
+       if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
+               return -EINVAL;
+
+       r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size *
+                                       adev->gfx.num_gfx_rings);
+       if (r) {
+               DRM_ERROR("Failed to lock KIQ (%d).\n", r);
+               return r;
+       }
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++)
+               kiq->pmf->kiq_map_queues(kiq_ring, &adev->gfx.gfx_ring[i]);
+
+       r = amdgpu_ring_test_ring(kiq_ring);
+       if (r) {
+               DRM_ERROR("kfq enable failed\n");
+               kiq_ring->sched.ready = false;
+       }
+       return r;
+}
+#endif
+
+static int gfx_v10_0_cp_async_gfx_ring_resume(struct amdgpu_device *adev)
+{
+       int r, i;
+       struct amdgpu_ring *ring;
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
+               ring = &adev->gfx.gfx_ring[i];
+
+               r = amdgpu_bo_reserve(ring->mqd_obj, false);
+               if (unlikely(r != 0))
+                       goto done;
+
+               r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
+               if (!r) {
+                       r = gfx_v10_0_gfx_init_queue(ring);
+                       amdgpu_bo_kunmap(ring->mqd_obj);
+                       ring->mqd_ptr = NULL;
+               }
+               amdgpu_bo_unreserve(ring->mqd_obj);
+               if (r)
+                       goto done;
+       }
+#ifndef BRING_UP_DEBUG
+       r = gfx_v10_0_kiq_enable_kgq(adev);
+       if (r)
+               goto done;
+#endif
+       r = gfx_v10_0_cp_gfx_start(adev);
+       if (r)
+               goto done;
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
+               ring = &adev->gfx.gfx_ring[i];
+               ring->sched.ready = true;
+       }
+done:
+       return r;
+}
+
+static int gfx_v10_0_compute_mqd_init(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_compute_mqd *mqd = ring->mqd_ptr;
+       uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
+       uint32_t tmp;
+
+       mqd->header = 0xC0310800;
+       mqd->compute_pipelinestat_enable = 0x00000001;
+       mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
+       mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
+       mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
+       mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
+       mqd->compute_misc_reserved = 0x00000003;
+
+       eop_base_addr = ring->eop_gpu_addr >> 8;
+       mqd->cp_hqd_eop_base_addr_lo = eop_base_addr;
+       mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
+
+       /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
+       tmp = RREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL);
+       tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
+                       (order_base_2(GFX10_MEC_HPD_SIZE / 4) - 1));
+
+       mqd->cp_hqd_eop_control = tmp;
+
+       /* enable doorbell? */
+       tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
+
+       if (ring->use_doorbell) {
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_OFFSET, ring->doorbell_index);
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_EN, 1);
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_SOURCE, 0);
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_HIT, 0);
+       } else {
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_EN, 0);
+       }
+
+       mqd->cp_hqd_pq_doorbell_control = tmp;
+
+       /* disable the queue if it's active */
+       ring->wptr = 0;
+       mqd->cp_hqd_dequeue_request = 0;
+       mqd->cp_hqd_pq_rptr = 0;
+       mqd->cp_hqd_pq_wptr_lo = 0;
+       mqd->cp_hqd_pq_wptr_hi = 0;
+
+       /* set the pointer to the MQD */
+       mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
+       mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
+
+       /* set MQD vmid to 0 */
+       tmp = RREG32_SOC15(GC, 0, mmCP_MQD_CONTROL);
+       tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
+       mqd->cp_mqd_control = tmp;
+
+       /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
+       hqd_gpu_addr = ring->gpu_addr >> 8;
+       mqd->cp_hqd_pq_base_lo = hqd_gpu_addr;
+       mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
+
+       /* set up the HQD, this is similar to CP_RB0_CNTL */
+       tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL);
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
+                           (order_base_2(ring->ring_size / 4) - 1));
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
+                           ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
+#ifdef __BIG_ENDIAN
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
+#endif
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 0);
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
+       mqd->cp_hqd_pq_control = tmp;
+
+       /* set the wb address whether it's enabled or not */
+       wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
+       mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
+       mqd->cp_hqd_pq_rptr_report_addr_hi =
+               upper_32_bits(wb_gpu_addr) & 0xffff;
+
+       /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
+       wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
+       mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
+       mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
+
+       tmp = 0;
+       /* enable the doorbell if requested */
+       if (ring->use_doorbell) {
+               tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL);
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                               DOORBELL_OFFSET, ring->doorbell_index);
+
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_EN, 1);
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_SOURCE, 0);
+               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
+                                   DOORBELL_HIT, 0);
+       }
+
+       mqd->cp_hqd_pq_doorbell_control = tmp;
+
+       /* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
+       ring->wptr = 0;
+       mqd->cp_hqd_pq_rptr = RREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR);
+
+       /* set the vmid for the queue */
+       mqd->cp_hqd_vmid = 0;
+
+       tmp = RREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE);
+       tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
+       mqd->cp_hqd_persistent_state = tmp;
+
+       /* set MIN_IB_AVAIL_SIZE */
+       tmp = RREG32_SOC15(GC, 0, mmCP_HQD_IB_CONTROL);
+       tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3);
+       mqd->cp_hqd_ib_control = tmp;
+
+       /* activate the queue */
+       mqd->cp_hqd_active = 1;
+
+       return 0;
+}
+
+static int gfx_v10_0_kiq_init_register(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_compute_mqd *mqd = ring->mqd_ptr;
+       int j;
+
+       /* disable wptr polling */
+       WREG32_FIELD15(GC, 0, CP_PQ_WPTR_POLL_CNTL, EN, 0);
+
+       /* write the EOP addr */
+       WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR,
+              mqd->cp_hqd_eop_base_addr_lo);
+       WREG32_SOC15(GC, 0, mmCP_HQD_EOP_BASE_ADDR_HI,
+              mqd->cp_hqd_eop_base_addr_hi);
+
+       /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
+       WREG32_SOC15(GC, 0, mmCP_HQD_EOP_CONTROL,
+              mqd->cp_hqd_eop_control);
+
+       /* enable doorbell? */
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
+              mqd->cp_hqd_pq_doorbell_control);
+
+       /* disable the queue if it's active */
+       if (RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1) {
+               WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST, 1);
+               for (j = 0; j < adev->usec_timeout; j++) {
+                       if (!(RREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE) & 1))
+                               break;
+                       udelay(1);
+               }
+               WREG32_SOC15(GC, 0, mmCP_HQD_DEQUEUE_REQUEST,
+                      mqd->cp_hqd_dequeue_request);
+               WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR,
+                      mqd->cp_hqd_pq_rptr);
+               WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
+                      mqd->cp_hqd_pq_wptr_lo);
+               WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
+                      mqd->cp_hqd_pq_wptr_hi);
+       }
+
+       /* set the pointer to the MQD */
+       WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR,
+              mqd->cp_mqd_base_addr_lo);
+       WREG32_SOC15(GC, 0, mmCP_MQD_BASE_ADDR_HI,
+              mqd->cp_mqd_base_addr_hi);
+
+       /* set MQD vmid to 0 */
+       WREG32_SOC15(GC, 0, mmCP_MQD_CONTROL,
+              mqd->cp_mqd_control);
+
+       /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE,
+              mqd->cp_hqd_pq_base_lo);
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_BASE_HI,
+              mqd->cp_hqd_pq_base_hi);
+
+       /* set up the HQD, this is similar to CP_RB0_CNTL */
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_CONTROL,
+              mqd->cp_hqd_pq_control);
+
+       /* set the wb address whether it's enabled or not */
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR,
+               mqd->cp_hqd_pq_rptr_report_addr_lo);
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
+               mqd->cp_hqd_pq_rptr_report_addr_hi);
+
+       /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR,
+              mqd->cp_hqd_pq_wptr_poll_addr_lo);
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
+              mqd->cp_hqd_pq_wptr_poll_addr_hi);
+
+       /* enable the doorbell if requested */
+       if (ring->use_doorbell) {
+               WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
+                       (adev->doorbell_index.kiq * 2) << 2);
+               WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
+                       (adev->doorbell_index.userqueue_end * 2) << 2);
+       }
+
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,
+              mqd->cp_hqd_pq_doorbell_control);
+
+       /* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_LO,
+              mqd->cp_hqd_pq_wptr_lo);
+       WREG32_SOC15(GC, 0, mmCP_HQD_PQ_WPTR_HI,
+              mqd->cp_hqd_pq_wptr_hi);
+
+       /* set the vmid for the queue */
+       WREG32_SOC15(GC, 0, mmCP_HQD_VMID, mqd->cp_hqd_vmid);
+
+       WREG32_SOC15(GC, 0, mmCP_HQD_PERSISTENT_STATE,
+              mqd->cp_hqd_persistent_state);
+
+       /* activate the queue */
+       WREG32_SOC15(GC, 0, mmCP_HQD_ACTIVE,
+              mqd->cp_hqd_active);
+
+       if (ring->use_doorbell)
+               WREG32_FIELD15(GC, 0, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
+
+       return 0;
+}
+
+static int gfx_v10_0_kiq_init_queue(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_compute_mqd *mqd = ring->mqd_ptr;
+       int mqd_idx = AMDGPU_MAX_COMPUTE_RINGS;
+
+       gfx_v10_0_kiq_setting(ring);
+
+       if (adev->in_gpu_reset) { /* for GPU_RESET case */
+               /* reset MQD to a clean status */
+               if (adev->gfx.mec.mqd_backup[mqd_idx])
+                       memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(*mqd));
+
+               /* reset ring buffer */
+               ring->wptr = 0;
+               amdgpu_ring_clear_ring(ring);
+
+               mutex_lock(&adev->srbm_mutex);
+               nv_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
+               gfx_v10_0_kiq_init_register(ring);
+               nv_grbm_select(adev, 0, 0, 0, 0);
+               mutex_unlock(&adev->srbm_mutex);
+       } else {
+               memset((void *)mqd, 0, sizeof(*mqd));
+               mutex_lock(&adev->srbm_mutex);
+               nv_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
+               gfx_v10_0_compute_mqd_init(ring);
+               gfx_v10_0_kiq_init_register(ring);
+               nv_grbm_select(adev, 0, 0, 0, 0);
+               mutex_unlock(&adev->srbm_mutex);
+
+               if (adev->gfx.mec.mqd_backup[mqd_idx])
+                       memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(*mqd));
+       }
+
+       return 0;
+}
+
+static int gfx_v10_0_kcq_init_queue(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_compute_mqd *mqd = ring->mqd_ptr;
+       int mqd_idx = ring - &adev->gfx.compute_ring[0];
+
+       if (!adev->in_gpu_reset && !adev->in_suspend) {
+               memset((void *)mqd, 0, sizeof(*mqd));
+               mutex_lock(&adev->srbm_mutex);
+               nv_grbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
+               gfx_v10_0_compute_mqd_init(ring);
+               nv_grbm_select(adev, 0, 0, 0, 0);
+               mutex_unlock(&adev->srbm_mutex);
+
+               if (adev->gfx.mec.mqd_backup[mqd_idx])
+                       memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(*mqd));
+       } else if (adev->in_gpu_reset) { /* for GPU_RESET case */
+               /* reset MQD to a clean status */
+               if (adev->gfx.mec.mqd_backup[mqd_idx])
+                       memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(*mqd));
+
+               /* reset ring buffer */
+               ring->wptr = 0;
+               amdgpu_ring_clear_ring(ring);
+       } else {
+               amdgpu_ring_clear_ring(ring);
+       }
+
+       return 0;
+}
+
+static int gfx_v10_0_kiq_resume(struct amdgpu_device *adev)
+{
+       struct amdgpu_ring *ring;
+       int r;
+
+       ring = &adev->gfx.kiq.ring;
+
+       r = amdgpu_bo_reserve(ring->mqd_obj, false);
+       if (unlikely(r != 0))
+               return r;
+
+       r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
+       if (unlikely(r != 0))
+               return r;
+
+       gfx_v10_0_kiq_init_queue(ring);
+       amdgpu_bo_kunmap(ring->mqd_obj);
+       ring->mqd_ptr = NULL;
+       amdgpu_bo_unreserve(ring->mqd_obj);
+       ring->sched.ready = true;
+       return 0;
+}
+
+static int gfx_v10_0_kcq_resume(struct amdgpu_device *adev)
+{
+       struct amdgpu_ring *ring = NULL;
+       int r = 0, i;
+
+       gfx_v10_0_cp_compute_enable(adev, true);
+
+       for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+               ring = &adev->gfx.compute_ring[i];
+
+               r = amdgpu_bo_reserve(ring->mqd_obj, false);
+               if (unlikely(r != 0))
+                       goto done;
+               r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&ring->mqd_ptr);
+               if (!r) {
+                       r = gfx_v10_0_kcq_init_queue(ring);
+                       amdgpu_bo_kunmap(ring->mqd_obj);
+                       ring->mqd_ptr = NULL;
+               }
+               amdgpu_bo_unreserve(ring->mqd_obj);
+               if (r)
+                       goto done;
+       }
+
+       r = amdgpu_gfx_enable_kcq(adev);
+done:
+       return r;
+}
+
+static int gfx_v10_0_cp_resume(struct amdgpu_device *adev)
+{
+       int r, i;
+       struct amdgpu_ring *ring;
+
+       if (!(adev->flags & AMD_IS_APU))
+               gfx_v10_0_enable_gui_idle_interrupt(adev, false);
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
+               /* legacy firmware loading */
+               r = gfx_v10_0_cp_gfx_load_microcode(adev);
+               if (r)
+                       return r;
+
+               r = gfx_v10_0_cp_compute_load_microcode(adev);
+               if (r)
+                       return r;
+       }
+
+       r = gfx_v10_0_kiq_resume(adev);
+       if (r)
+               return r;
+
+       r = gfx_v10_0_kcq_resume(adev);
+       if (r)
+               return r;
+
+       if (!amdgpu_async_gfx_ring) {
+               r = gfx_v10_0_cp_gfx_resume(adev);
+               if (r)
+                       return r;
+       } else {
+               r = gfx_v10_0_cp_async_gfx_ring_resume(adev);
+               if (r)
+                       return r;
+       }
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
+               ring = &adev->gfx.gfx_ring[i];
+               DRM_INFO("gfx %d ring me %d pipe %d q %d\n",
+                        i, ring->me, ring->pipe, ring->queue);
+               r = amdgpu_ring_test_ring(ring);
+               if (r) {
+                       ring->sched.ready = false;
+                       return r;
+               }
+       }
+
+       for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+               ring = &adev->gfx.compute_ring[i];
+               ring->sched.ready = true;
+               DRM_INFO("compute ring %d mec %d pipe %d q %d\n",
+                        i, ring->me, ring->pipe, ring->queue);
+               r = amdgpu_ring_test_ring(ring);
+               if (r)
+                       ring->sched.ready = false;
+       }
+
+       return 0;
+}
+
+static void gfx_v10_0_cp_enable(struct amdgpu_device *adev, bool enable)
+{
+       gfx_v10_0_cp_gfx_enable(adev, enable);
+       gfx_v10_0_cp_compute_enable(adev, enable);
+}
+
+static bool gfx_v10_0_check_grbm_cam_remapping(struct amdgpu_device *adev)
+{
+       uint32_t data, pattern = 0xDEADBEEF;
+
+       /* check if mmVGT_ESGS_RING_SIZE_UMD
+        * has been remapped to mmVGT_ESGS_RING_SIZE */
+       data = RREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE);
+
+       WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE, 0);
+
+       WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_UMD, pattern);
+
+       if (RREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE) == pattern) {
+               WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE_UMD, data);
+               return true;
+       } else {
+               WREG32_SOC15(GC, 0, mmVGT_ESGS_RING_SIZE, data);
+               return false;
+       }
+}
+
+static void gfx_v10_0_setup_grbm_cam_remapping(struct amdgpu_device *adev)
+{
+       uint32_t data;
+
+       /* initialize cam_index to 0
+        * index will auto-inc after each data writting */
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_INDEX, 0);
+
+       /* mmVGT_TF_RING_SIZE_UMD -> mmVGT_TF_RING_SIZE */
+       data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_RING_SIZE_UMD) <<
+               GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
+              (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_RING_SIZE) <<
+               GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
+
+       /* mmVGT_TF_MEMORY_BASE_UMD -> mmVGT_TF_MEMORY_BASE */
+       data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_UMD) <<
+               GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
+              (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE) <<
+               GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
+
+       /* mmVGT_TF_MEMORY_BASE_HI_UMD -> mmVGT_TF_MEMORY_BASE_HI */
+       data = (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_HI_UMD) <<
+               GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
+              (SOC15_REG_OFFSET(GC, 0, mmVGT_TF_MEMORY_BASE_HI) <<
+               GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
+
+       /* mmVGT_HS_OFFCHIP_PARAM_UMD -> mmVGT_HS_OFFCHIP_PARAM */
+       data = (SOC15_REG_OFFSET(GC, 0, mmVGT_HS_OFFCHIP_PARAM_UMD) <<
+               GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
+              (SOC15_REG_OFFSET(GC, 0, mmVGT_HS_OFFCHIP_PARAM) <<
+               GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
+
+       /* mmVGT_ESGS_RING_SIZE_UMD -> mmVGT_ESGS_RING_SIZE */
+       data = (SOC15_REG_OFFSET(GC, 0, mmVGT_ESGS_RING_SIZE_UMD) <<
+               GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
+              (SOC15_REG_OFFSET(GC, 0, mmVGT_ESGS_RING_SIZE) <<
+               GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
+
+       /* mmVGT_GSVS_RING_SIZE_UMD -> mmVGT_GSVS_RING_SIZE */
+       data = (SOC15_REG_OFFSET(GC, 0, mmVGT_GSVS_RING_SIZE_UMD) <<
+               GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
+              (SOC15_REG_OFFSET(GC, 0, mmVGT_GSVS_RING_SIZE) <<
+               GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
+
+       /* mmSPI_CONFIG_CNTL_REMAP -> mmSPI_CONFIG_CNTL */
+       data = (SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL_REMAP) <<
+               GRBM_CAM_DATA__CAM_ADDR__SHIFT) |
+              (SOC15_REG_OFFSET(GC, 0, mmSPI_CONFIG_CNTL) <<
+               GRBM_CAM_DATA__CAM_REMAPADDR__SHIFT);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA_UPPER, 0);
+       WREG32_SOC15(GC, 0, mmGRBM_CAM_DATA, data);
+}
+
+static int gfx_v10_0_hw_init(void *handle)
+{
+       int r;
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       if (!amdgpu_emu_mode)
+               gfx_v10_0_init_golden_registers(adev);
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
+               /**
+                * For gfx 10, rlc firmware loading relies on smu firmware is
+                * loaded firstly, so in direct type, it has to load smc ucode
+                * here before rlc.
+                */
+               r = smu_load_microcode(&adev->smu);
+               if (r)
+                       return r;
+
+               r = smu_check_fw_status(&adev->smu);
+               if (r) {
+                       pr_err("SMC firmware status is not correct\n");
+                       return r;
+               }
+       }
+
+       /* if GRBM CAM not remapped, set up the remapping */
+       if (!gfx_v10_0_check_grbm_cam_remapping(adev))
+               gfx_v10_0_setup_grbm_cam_remapping(adev);
+
+       gfx_v10_0_constants_init(adev);
+
+       r = gfx_v10_0_rlc_resume(adev);
+       if (r)
+               return r;
+
+       /*
+        * init golden registers and rlc resume may override some registers,
+        * reconfig them here
+        */
+       gfx_v10_0_tcp_harvest(adev);
+
+       r = gfx_v10_0_cp_resume(adev);
+       if (r)
+               return r;
+
+       return r;
+}
+
+#ifndef BRING_UP_DEBUG
+static int gfx10_0_disable_kgq(struct amdgpu_device *adev)
+{
+       struct amdgpu_kiq *kiq = &adev->gfx.kiq;
+       struct amdgpu_ring *kiq_ring = &kiq->ring;
+       int i;
+
+       if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
+               return -EINVAL;
+
+       if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size *
+                                       adev->gfx.num_gfx_rings))
+               return -ENOMEM;
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++)
+               kiq->pmf->kiq_unmap_queues(kiq_ring, &adev->gfx.gfx_ring[i],
+                                          RESET_QUEUES, 0, 0);
+
+       return amdgpu_ring_test_ring(kiq_ring);
+}
+#endif
+
+static int gfx_v10_0_hw_fini(void *handle)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       amdgpu_irq_put(adev, &adev->gfx.priv_reg_irq, 0);
+       amdgpu_irq_put(adev, &adev->gfx.priv_inst_irq, 0);
+#ifndef BRING_UP_DEBUG
+       if (gfx10_0_disable_kgq(adev))
+               DRM_ERROR("KGQ disable failed\n");
+#endif
+       if (amdgpu_gfx_disable_kcq(adev))
+               DRM_ERROR("KCQ disable failed\n");
+       if (amdgpu_sriov_vf(adev)) {
+               pr_debug("For SRIOV client, shouldn't do anything.\n");
+               return 0;
+       }
+       gfx_v10_0_cp_enable(adev, false);
+       gfx_v10_0_rlc_stop(adev);
+
+       return 0;
+}
+
+static int gfx_v10_0_suspend(void *handle)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       adev->in_suspend = true;
+       return gfx_v10_0_hw_fini(adev);
+}
+
+static int gfx_v10_0_resume(void *handle)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       int r;
+
+       r = gfx_v10_0_hw_init(adev);
+       adev->in_suspend = false;
+       return r;
+}
+
+static bool gfx_v10_0_is_idle(void *handle)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       if (REG_GET_FIELD(RREG32_SOC15(GC, 0, mmGRBM_STATUS),
+                               GRBM_STATUS, GUI_ACTIVE))
+               return false;
+       else
+               return true;
+}
+
+static int gfx_v10_0_wait_for_idle(void *handle)
+{
+       unsigned i;
+       u32 tmp;
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       for (i = 0; i < adev->usec_timeout; i++) {
+               /* read MC_STATUS */
+               tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS) &
+                       GRBM_STATUS__GUI_ACTIVE_MASK;
+
+               if (!REG_GET_FIELD(tmp, GRBM_STATUS, GUI_ACTIVE))
+                       return 0;
+               udelay(1);
+       }
+       return -ETIMEDOUT;
+}
+
+static int gfx_v10_0_soft_reset(void *handle)
+{
+       u32 grbm_soft_reset = 0;
+       u32 tmp;
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       /* GRBM_STATUS */
+       tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS);
+       if (tmp & (GRBM_STATUS__PA_BUSY_MASK | GRBM_STATUS__SC_BUSY_MASK |
+                  GRBM_STATUS__BCI_BUSY_MASK | GRBM_STATUS__SX_BUSY_MASK |
+                  GRBM_STATUS__TA_BUSY_MASK | GRBM_STATUS__DB_BUSY_MASK |
+                  GRBM_STATUS__CB_BUSY_MASK | GRBM_STATUS__GDS_BUSY_MASK |
+                  GRBM_STATUS__SPI_BUSY_MASK | GRBM_STATUS__GE_BUSY_NO_DMA_MASK
+                  | GRBM_STATUS__BCI_BUSY_MASK)) {
+               grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
+                                               GRBM_SOFT_RESET, SOFT_RESET_CP,
+                                               1);
+               grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
+                                               GRBM_SOFT_RESET, SOFT_RESET_GFX,
+                                               1);
+       }
+
+       if (tmp & (GRBM_STATUS__CP_BUSY_MASK | GRBM_STATUS__CP_COHERENCY_BUSY_MASK)) {
+               grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
+                                               GRBM_SOFT_RESET, SOFT_RESET_CP,
+                                               1);
+       }
+
+       /* GRBM_STATUS2 */
+       tmp = RREG32_SOC15(GC, 0, mmGRBM_STATUS2);
+       if (REG_GET_FIELD(tmp, GRBM_STATUS2, RLC_BUSY))
+               grbm_soft_reset = REG_SET_FIELD(grbm_soft_reset,
+                                               GRBM_SOFT_RESET, SOFT_RESET_RLC,
+                                               1);
+
+       if (grbm_soft_reset) {
+               /* stop the rlc */
+               gfx_v10_0_rlc_stop(adev);
+
+               /* Disable GFX parsing/prefetching */
+               gfx_v10_0_cp_gfx_enable(adev, false);
+
+               /* Disable MEC parsing/prefetching */
+               gfx_v10_0_cp_compute_enable(adev, false);
+
+               if (grbm_soft_reset) {
+                       tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
+                       tmp |= grbm_soft_reset;
+                       dev_info(adev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
+                       WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
+                       tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
+
+                       udelay(50);
+
+                       tmp &= ~grbm_soft_reset;
+                       WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp);
+                       tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET);
+               }
+
+               /* Wait a little for things to settle down */
+               udelay(50);
+       }
+       return 0;
+}
+
+static uint64_t gfx_v10_0_get_gpu_clock_counter(struct amdgpu_device *adev)
+{
+       uint64_t clock;
+
+       mutex_lock(&adev->gfx.gpu_clock_mutex);
+       WREG32_SOC15(GC, 0, mmRLC_CAPTURE_GPU_CLOCK_COUNT, 1);
+       clock = (uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_LSB) |
+               ((uint64_t)RREG32_SOC15(GC, 0, mmRLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
+       mutex_unlock(&adev->gfx.gpu_clock_mutex);
+       return clock;
+}
+
+static void gfx_v10_0_ring_emit_gds_switch(struct amdgpu_ring *ring,
+                                          uint32_t vmid,
+                                          uint32_t gds_base, uint32_t gds_size,
+                                          uint32_t gws_base, uint32_t gws_size,
+                                          uint32_t oa_base, uint32_t oa_size)
+{
+       struct amdgpu_device *adev = ring->adev;
+
+       /* GDS Base */
+       gfx_v10_0_write_data_to_reg(ring, 0, false,
+                                   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE) + 2 * vmid,
+                                   gds_base);
+
+       /* GDS Size */
+       gfx_v10_0_write_data_to_reg(ring, 0, false,
+                                   SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE) + 2 * vmid,
+                                   gds_size);
+
+       /* GWS */
+       gfx_v10_0_write_data_to_reg(ring, 0, false,
+                                   SOC15_REG_OFFSET(GC, 0, mmGDS_GWS_VMID0) + vmid,
+                                   gws_size << GDS_GWS_VMID0__SIZE__SHIFT | gws_base);
+
+       /* OA */
+       gfx_v10_0_write_data_to_reg(ring, 0, false,
+                                   SOC15_REG_OFFSET(GC, 0, mmGDS_OA_VMID0) + vmid,
+                                   (1 << (oa_size + oa_base)) - (1 << oa_base));
+}
+
+static int gfx_v10_0_early_init(void *handle)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       adev->gfx.num_gfx_rings = GFX10_NUM_GFX_RINGS;
+       adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS;
+
+       gfx_v10_0_set_kiq_pm4_funcs(adev);
+       gfx_v10_0_set_ring_funcs(adev);
+       gfx_v10_0_set_irq_funcs(adev);
+       gfx_v10_0_set_gds_init(adev);
+       gfx_v10_0_set_rlc_funcs(adev);
+
+       return 0;
+}
+
+static int gfx_v10_0_late_init(void *handle)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       int r;
+
+       r = amdgpu_irq_get(adev, &adev->gfx.priv_reg_irq, 0);
+       if (r)
+               return r;
+
+       r = amdgpu_irq_get(adev, &adev->gfx.priv_inst_irq, 0);
+       if (r)
+               return r;
+
+       return 0;
+}
+
+static bool gfx_v10_0_is_rlc_enabled(struct amdgpu_device *adev)
+{
+       uint32_t rlc_cntl;
+
+       /* if RLC is not enabled, do nothing */
+       rlc_cntl = RREG32_SOC15(GC, 0, mmRLC_CNTL);
+       return (REG_GET_FIELD(rlc_cntl, RLC_CNTL, RLC_ENABLE_F32)) ? true : false;
+}
+
+static void gfx_v10_0_set_safe_mode(struct amdgpu_device *adev)
+{
+       uint32_t data;
+       unsigned i;
+
+       data = RLC_SAFE_MODE__CMD_MASK;
+       data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
+       WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
+
+       /* wait for RLC_SAFE_MODE */
+       for (i = 0; i < adev->usec_timeout; i++) {
+               if (!REG_GET_FIELD(RREG32_SOC15(GC, 0, mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
+                       break;
+               udelay(1);
+       }
+}
+
+static void gfx_v10_0_unset_safe_mode(struct amdgpu_device *adev)
+{
+       uint32_t data;
+
+       data = RLC_SAFE_MODE__CMD_MASK;
+       WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
+}
+
+static void gfx_v10_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
+                                                     bool enable)
+{
+       uint32_t data, def;
+
+       /* It is disabled by HW by default */
+       if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
+               /* 1 - RLC_CGTT_MGCG_OVERRIDE */
+               def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
+               data &= ~(RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
+                         RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
+                         RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
+
+               /* only for Vega10 & Raven1 */
+               data |= RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK;
+
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
+
+               /* MGLS is a global flag to control all MGLS in GFX */
+               if (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) {
+                       /* 2 - RLC memory Light sleep */
+                       if (adev->cg_flags & AMD_CG_SUPPORT_GFX_RLC_LS) {
+                               def = data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
+                               data |= RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
+                               if (def != data)
+                                       WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
+                       }
+                       /* 3 - CP memory Light sleep */
+                       if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CP_LS) {
+                               def = data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
+                               data |= CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
+                               if (def != data)
+                                       WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
+                       }
+               }
+       } else {
+               /* 1 - MGCG_OVERRIDE */
+               def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
+               data |= (RLC_CGTT_MGCG_OVERRIDE__RLC_CGTT_SCLK_OVERRIDE_MASK |
+                        RLC_CGTT_MGCG_OVERRIDE__GRBM_CGTT_SCLK_OVERRIDE_MASK |
+                        RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK |
+                        RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGLS_OVERRIDE_MASK);
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
+
+               /* 2 - disable MGLS in RLC */
+               data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
+               if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK) {
+                       data &= ~RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK;
+                       WREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL, data);
+               }
+
+               /* 3 - disable MGLS in CP */
+               data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
+               if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK) {
+                       data &= ~CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK;
+                       WREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL, data);
+               }
+       }
+}
+
+static void gfx_v10_0_update_3d_clock_gating(struct amdgpu_device *adev,
+                                          bool enable)
+{
+       uint32_t data, def;
+
+       /* Enable 3D CGCG/CGLS */
+       if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)) {
+               /* write cmd to clear cgcg/cgls ov */
+               def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
+               /* unset CGCG override */
+               data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_GFX3D_CG_OVERRIDE_MASK;
+               /* update CGCG and CGLS override bits */
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
+               /* enable 3Dcgcg FSM(0x0000363f) */
+               def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
+               data = (0x36 << RLC_CGCG_CGLS_CTRL_3D__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
+                       RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK;
+               if (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGLS)
+                       data |= (0x000F << RLC_CGCG_CGLS_CTRL_3D__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
+                               RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK;
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
+
+               /* set IDLE_POLL_COUNT(0x00900100) */
+               def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
+               data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
+                       (0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
+       } else {
+               /* Disable CGCG/CGLS */
+               def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
+               /* disable cgcg, cgls should be disabled */
+               data &= ~(RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK |
+                         RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK);
+               /* disable cgcg and cgls in FSM */
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
+       }
+}
+
+static void gfx_v10_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
+                                                     bool enable)
+{
+       uint32_t def, data;
+
+       if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
+               def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
+               /* unset CGCG override */
+               data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGCG_OVERRIDE_MASK;
+               if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
+                       data &= ~RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
+               else
+                       data |= RLC_CGTT_MGCG_OVERRIDE__GFXIP_CGLS_OVERRIDE_MASK;
+               /* update CGCG and CGLS override bits */
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE, data);
+
+               /* enable cgcg FSM(0x0000363F) */
+               def = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
+               data = (0x36 << RLC_CGCG_CGLS_CTRL__CGCG_GFX_IDLE_THRESHOLD__SHIFT) |
+                       RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK;
+               if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGLS)
+                       data |= (0x000F << RLC_CGCG_CGLS_CTRL__CGLS_REP_COMPANSAT_DELAY__SHIFT) |
+                               RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK;
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
+
+               /* set IDLE_POLL_COUNT(0x00900100) */
+               def = RREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL);
+               data = (0x0100 << CP_RB_WPTR_POLL_CNTL__POLL_FREQUENCY__SHIFT) |
+                       (0x0090 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT);
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmCP_RB_WPTR_POLL_CNTL, data);
+       } else {
+               def = data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
+               /* reset CGCG/CGLS bits */
+               data &= ~(RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK | RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK);
+               /* disable cgcg and cgls in FSM */
+               if (def != data)
+                       WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
+       }
+}
+
+static int gfx_v10_0_update_gfx_clock_gating(struct amdgpu_device *adev,
+                                           bool enable)
+{
+       amdgpu_gfx_rlc_enter_safe_mode(adev);
+
+       if (enable) {
+               /* CGCG/CGLS should be enabled after MGCG/MGLS
+                * ===  MGCG + MGLS ===
+                */
+               gfx_v10_0_update_medium_grain_clock_gating(adev, enable);
+               /* ===  CGCG /CGLS for GFX 3D Only === */
+               gfx_v10_0_update_3d_clock_gating(adev, enable);
+               /* ===  CGCG + CGLS === */
+               gfx_v10_0_update_coarse_grain_clock_gating(adev, enable);
+       } else {
+               /* CGCG/CGLS should be disabled before MGCG/MGLS
+                * ===  CGCG + CGLS ===
+                */
+               gfx_v10_0_update_coarse_grain_clock_gating(adev, enable);
+               /* ===  CGCG /CGLS for GFX 3D Only === */
+               gfx_v10_0_update_3d_clock_gating(adev, enable);
+               /* ===  MGCG + MGLS === */
+               gfx_v10_0_update_medium_grain_clock_gating(adev, enable);
+       }
+
+       if (adev->cg_flags &
+           (AMD_CG_SUPPORT_GFX_MGCG |
+            AMD_CG_SUPPORT_GFX_CGLS |
+            AMD_CG_SUPPORT_GFX_CGCG |
+            AMD_CG_SUPPORT_GFX_CGLS |
+            AMD_CG_SUPPORT_GFX_3D_CGCG |
+            AMD_CG_SUPPORT_GFX_3D_CGLS))
+               gfx_v10_0_enable_gui_idle_interrupt(adev, enable);
+
+       amdgpu_gfx_rlc_exit_safe_mode(adev);
+
+       return 0;
+}
+
+static const struct amdgpu_rlc_funcs gfx_v10_0_rlc_funcs = {
+       .is_rlc_enabled = gfx_v10_0_is_rlc_enabled,
+       .set_safe_mode = gfx_v10_0_set_safe_mode,
+       .unset_safe_mode = gfx_v10_0_unset_safe_mode,
+       .init = gfx_v10_0_rlc_init,
+       .get_csb_size = gfx_v10_0_get_csb_size,
+       .get_csb_buffer = gfx_v10_0_get_csb_buffer,
+       .resume = gfx_v10_0_rlc_resume,
+       .stop = gfx_v10_0_rlc_stop,
+       .reset = gfx_v10_0_rlc_reset,
+       .start = gfx_v10_0_rlc_start
+};
+
+static int gfx_v10_0_set_powergating_state(void *handle,
+                                         enum amd_powergating_state state)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       bool enable = (state == AMD_PG_STATE_GATE) ? true : false;
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               if (!enable) {
+                       amdgpu_gfx_off_ctrl(adev, false);
+                       cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work);
+               } else
+                       amdgpu_gfx_off_ctrl(adev, true);
+               break;
+       default:
+               break;
+       }
+       return 0;
+}
+
+static int gfx_v10_0_set_clockgating_state(void *handle,
+                                         enum amd_clockgating_state state)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               gfx_v10_0_update_gfx_clock_gating(adev,
+                                                state == AMD_CG_STATE_GATE ? true : false);
+               break;
+       default:
+               break;
+       }
+       return 0;
+}
+
+static void gfx_v10_0_get_clockgating_state(void *handle, u32 *flags)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       int data;
+
+       /* AMD_CG_SUPPORT_GFX_MGCG */
+       data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
+       if (!(data & RLC_CGTT_MGCG_OVERRIDE__GFXIP_MGCG_OVERRIDE_MASK))
+               *flags |= AMD_CG_SUPPORT_GFX_MGCG;
+
+       /* AMD_CG_SUPPORT_GFX_CGCG */
+       data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL);
+       if (data & RLC_CGCG_CGLS_CTRL__CGCG_EN_MASK)
+               *flags |= AMD_CG_SUPPORT_GFX_CGCG;
+
+       /* AMD_CG_SUPPORT_GFX_CGLS */
+       if (data & RLC_CGCG_CGLS_CTRL__CGLS_EN_MASK)
+               *flags |= AMD_CG_SUPPORT_GFX_CGLS;
+
+       /* AMD_CG_SUPPORT_GFX_RLC_LS */
+       data = RREG32_SOC15(GC, 0, mmRLC_MEM_SLP_CNTL);
+       if (data & RLC_MEM_SLP_CNTL__RLC_MEM_LS_EN_MASK)
+               *flags |= AMD_CG_SUPPORT_GFX_RLC_LS | AMD_CG_SUPPORT_GFX_MGLS;
+
+       /* AMD_CG_SUPPORT_GFX_CP_LS */
+       data = RREG32_SOC15(GC, 0, mmCP_MEM_SLP_CNTL);
+       if (data & CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK)
+               *flags |= AMD_CG_SUPPORT_GFX_CP_LS | AMD_CG_SUPPORT_GFX_MGLS;
+
+       /* AMD_CG_SUPPORT_GFX_3D_CGCG */
+       data = RREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D);
+       if (data & RLC_CGCG_CGLS_CTRL_3D__CGCG_EN_MASK)
+               *flags |= AMD_CG_SUPPORT_GFX_3D_CGCG;
+
+       /* AMD_CG_SUPPORT_GFX_3D_CGLS */
+       if (data & RLC_CGCG_CGLS_CTRL_3D__CGLS_EN_MASK)
+               *flags |= AMD_CG_SUPPORT_GFX_3D_CGLS;
+}
+
+static u64 gfx_v10_0_ring_get_rptr_gfx(struct amdgpu_ring *ring)
+{
+       return ring->adev->wb.wb[ring->rptr_offs]; /* gfx10 is 32bit rptr*/
+}
+
+static u64 gfx_v10_0_ring_get_wptr_gfx(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       u64 wptr;
+
+       /* XXX check if swapping is necessary on BE */
+       if (ring->use_doorbell) {
+               wptr = atomic64_read((atomic64_t *)&adev->wb.wb[ring->wptr_offs]);
+       } else {
+               wptr = RREG32_SOC15(GC, 0, mmCP_RB0_WPTR);
+               wptr += (u64)RREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI) << 32;
+       }
+
+       return wptr;
+}
+
+static void gfx_v10_0_ring_set_wptr_gfx(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+
+       if (ring->use_doorbell) {
+               /* XXX check if swapping is necessary on BE */
+               atomic64_set((atomic64_t *)&adev->wb.wb[ring->wptr_offs], ring->wptr);
+               WDOORBELL64(ring->doorbell_index, ring->wptr);
+       } else {
+               WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
+               WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI, upper_32_bits(ring->wptr));
+       }
+}
+
+static u64 gfx_v10_0_ring_get_rptr_compute(struct amdgpu_ring *ring)
+{
+       return ring->adev->wb.wb[ring->rptr_offs]; /* gfx10 hardware is 32bit rptr */
+}
+
+static u64 gfx_v10_0_ring_get_wptr_compute(struct amdgpu_ring *ring)
+{
+       u64 wptr;
+
+       /* XXX check if swapping is necessary on BE */
+       if (ring->use_doorbell)
+               wptr = atomic64_read((atomic64_t *)&ring->adev->wb.wb[ring->wptr_offs]);
+       else
+               BUG();
+       return wptr;
+}
+
+static void gfx_v10_0_ring_set_wptr_compute(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+
+       /* XXX check if swapping is necessary on BE */
+       if (ring->use_doorbell) {
+               atomic64_set((atomic64_t *)&adev->wb.wb[ring->wptr_offs], ring->wptr);
+               WDOORBELL64(ring->doorbell_index, ring->wptr);
+       } else {
+               BUG(); /* only DOORBELL method supported on gfx10 now */
+       }
+}
+
+static void gfx_v10_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
+{
+       struct amdgpu_device *adev = ring->adev;
+       u32 ref_and_mask, reg_mem_engine;
+       const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio_funcs->hdp_flush_reg;
+
+       if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) {
+               switch (ring->me) {
+               case 1:
+                       ref_and_mask = nbio_hf_reg->ref_and_mask_cp2 << ring->pipe;
+                       break;
+               case 2:
+                       ref_and_mask = nbio_hf_reg->ref_and_mask_cp6 << ring->pipe;
+                       break;
+               default:
+                       return;
+               }
+               reg_mem_engine = 0;
+       } else {
+               ref_and_mask = nbio_hf_reg->ref_and_mask_cp0;
+               reg_mem_engine = 1; /* pfp */
+       }
+
+       gfx_v10_0_wait_reg_mem(ring, reg_mem_engine, 0, 1,
+                              adev->nbio_funcs->get_hdp_flush_req_offset(adev),
+                              adev->nbio_funcs->get_hdp_flush_done_offset(adev),
+                              ref_and_mask, ref_and_mask, 0x20);
+}
+
+static void gfx_v10_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
+                                      struct amdgpu_job *job,
+                                      struct amdgpu_ib *ib,
+                                      uint32_t flags)
+{
+       unsigned vmid = AMDGPU_JOB_GET_VMID(job);
+       u32 header, control = 0;
+
+       if (ib->flags & AMDGPU_IB_FLAG_CE)
+               header = PACKET3(PACKET3_INDIRECT_BUFFER_CNST, 2);
+       else
+               header = PACKET3(PACKET3_INDIRECT_BUFFER, 2);
+
+       control |= ib->length_dw | (vmid << 24);
+
+       if (amdgpu_mcbp && (ib->flags & AMDGPU_IB_FLAG_PREEMPT)) {
+               control |= INDIRECT_BUFFER_PRE_ENB(1);
+
+               if (flags & AMDGPU_IB_PREEMPTED)
+                       control |= INDIRECT_BUFFER_PRE_RESUME(1);
+
+               if (!(ib->flags & AMDGPU_IB_FLAG_CE))
+                       gfx_v10_0_ring_emit_de_meta(ring,
+                                   flags & AMDGPU_IB_PREEMPTED ? true : false);
+       }
+
+       amdgpu_ring_write(ring, header);
+       BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
+       amdgpu_ring_write(ring,
+#ifdef __BIG_ENDIAN
+               (2 << 0) |
+#endif
+               lower_32_bits(ib->gpu_addr));
+       amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
+       amdgpu_ring_write(ring, control);
+}
+
+static void gfx_v10_0_ring_emit_ib_compute(struct amdgpu_ring *ring,
+                                          struct amdgpu_job *job,
+                                          struct amdgpu_ib *ib,
+                                          uint32_t flags)
+{
+       unsigned vmid = AMDGPU_JOB_GET_VMID(job);
+       u32 control = INDIRECT_BUFFER_VALID | ib->length_dw | (vmid << 24);
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
+       BUG_ON(ib->gpu_addr & 0x3); /* Dword align */
+       amdgpu_ring_write(ring,
+#ifdef __BIG_ENDIAN
+                               (2 << 0) |
+#endif
+                               lower_32_bits(ib->gpu_addr));
+       amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
+       amdgpu_ring_write(ring, control);
+}
+
+static void gfx_v10_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
+                                    u64 seq, unsigned flags)
+{
+       struct amdgpu_device *adev = ring->adev;
+       bool write64bit = flags & AMDGPU_FENCE_FLAG_64BIT;
+       bool int_sel = flags & AMDGPU_FENCE_FLAG_INT;
+
+       /* Interrupt not work fine on GFX10.1 model yet. Use fallback instead */
+       if (adev->pdev->device == 0x50)
+               int_sel = false;
+
+       /* RELEASE_MEM - flush caches, send int */
+       amdgpu_ring_write(ring, PACKET3(PACKET3_RELEASE_MEM, 6));
+       amdgpu_ring_write(ring, (PACKET3_RELEASE_MEM_GCR_SEQ |
+                                PACKET3_RELEASE_MEM_GCR_GL2_WB |
+                                PACKET3_RELEASE_MEM_GCR_GL2_INV |
+                                PACKET3_RELEASE_MEM_GCR_GL2_US |
+                                PACKET3_RELEASE_MEM_GCR_GL1_INV |
+                                PACKET3_RELEASE_MEM_GCR_GLV_INV |
+                                PACKET3_RELEASE_MEM_GCR_GLM_INV |
+                                PACKET3_RELEASE_MEM_GCR_GLM_WB |
+                                PACKET3_RELEASE_MEM_CACHE_POLICY(3) |
+                                PACKET3_RELEASE_MEM_EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) |
+                                PACKET3_RELEASE_MEM_EVENT_INDEX(5)));
+       amdgpu_ring_write(ring, (PACKET3_RELEASE_MEM_DATA_SEL(write64bit ? 2 : 1) |
+                                PACKET3_RELEASE_MEM_INT_SEL(int_sel ? 2 : 0)));
+
+       /*
+        * the address should be Qword aligned if 64bit write, Dword
+        * aligned if only send 32bit data low (discard data high)
+        */
+       if (write64bit)
+               BUG_ON(addr & 0x7);
+       else
+               BUG_ON(addr & 0x3);
+       amdgpu_ring_write(ring, lower_32_bits(addr));
+       amdgpu_ring_write(ring, upper_32_bits(addr));
+       amdgpu_ring_write(ring, lower_32_bits(seq));
+       amdgpu_ring_write(ring, upper_32_bits(seq));
+       amdgpu_ring_write(ring, 0);
+}
+
+static void gfx_v10_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring)
+{
+       int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX);
+       uint32_t seq = ring->fence_drv.sync_seq;
+       uint64_t addr = ring->fence_drv.gpu_addr;
+
+       gfx_v10_0_wait_reg_mem(ring, usepfp, 1, 0, lower_32_bits(addr),
+                              upper_32_bits(addr), seq, 0xffffffff, 4);
+}
+
+static void gfx_v10_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
+                                        unsigned vmid, uint64_t pd_addr)
+{
+       amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
+
+       /* compute doesn't have PFP */
+       if (ring->funcs->type == AMDGPU_RING_TYPE_GFX) {
+               /* sync PFP to ME, otherwise we might get invalid PFP reads */
+               amdgpu_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
+               amdgpu_ring_write(ring, 0x0);
+       }
+}
+
+static void gfx_v10_0_ring_emit_fence_kiq(struct amdgpu_ring *ring, u64 addr,
+                                         u64 seq, unsigned int flags)
+{
+       struct amdgpu_device *adev = ring->adev;
+
+       /* we only allocate 32bit for each seq wb address */
+       BUG_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
+
+       /* write fence seq to the "addr" */
+       amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
+       amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
+                                WRITE_DATA_DST_SEL(5) | WR_CONFIRM));
+       amdgpu_ring_write(ring, lower_32_bits(addr));
+       amdgpu_ring_write(ring, upper_32_bits(addr));
+       amdgpu_ring_write(ring, lower_32_bits(seq));
+
+       if (flags & AMDGPU_FENCE_FLAG_INT) {
+               /* set register to trigger INT */
+               amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
+               amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) |
+                                        WRITE_DATA_DST_SEL(0) | WR_CONFIRM));
+               amdgpu_ring_write(ring, SOC15_REG_OFFSET(GC, 0, mmCPC_INT_STATUS));
+               amdgpu_ring_write(ring, 0);
+               amdgpu_ring_write(ring, 0x20000000); /* src_id is 178 */
+       }
+}
+
+static void gfx_v10_0_ring_emit_sb(struct amdgpu_ring *ring)
+{
+       amdgpu_ring_write(ring, PACKET3(PACKET3_SWITCH_BUFFER, 0));
+       amdgpu_ring_write(ring, 0);
+}
+
+static void gfx_v10_0_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags)
+{
+       uint32_t dw2 = 0;
+
+       if (amdgpu_mcbp)
+               gfx_v10_0_ring_emit_ce_meta(ring,
+                                   flags & AMDGPU_IB_PREEMPTED ? true : false);
+
+       gfx_v10_0_ring_emit_tmz(ring, true);
+
+       dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */
+       if (flags & AMDGPU_HAVE_CTX_SWITCH) {
+               /* set load_global_config & load_global_uconfig */
+               dw2 |= 0x8001;
+               /* set load_cs_sh_regs */
+               dw2 |= 0x01000000;
+               /* set load_per_context_state & load_gfx_sh_regs for GFX */
+               dw2 |= 0x10002;
+
+               /* set load_ce_ram if preamble presented */
+               if (AMDGPU_PREAMBLE_IB_PRESENT & flags)
+                       dw2 |= 0x10000000;
+       } else {
+               /* still load_ce_ram if this is the first time preamble presented
+                * although there is no context switch happens.
+                */
+               if (AMDGPU_PREAMBLE_IB_PRESENT_FIRST & flags)
+                       dw2 |= 0x10000000;
+       }
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_CONTEXT_CONTROL, 1));
+       amdgpu_ring_write(ring, dw2);
+       amdgpu_ring_write(ring, 0);
+}
+
+static unsigned gfx_v10_0_ring_emit_init_cond_exec(struct amdgpu_ring *ring)
+{
+       unsigned ret;
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_COND_EXEC, 3));
+       amdgpu_ring_write(ring, lower_32_bits(ring->cond_exe_gpu_addr));
+       amdgpu_ring_write(ring, upper_32_bits(ring->cond_exe_gpu_addr));
+       amdgpu_ring_write(ring, 0); /* discard following DWs if *cond_exec_gpu_addr==0 */
+       ret = ring->wptr & ring->buf_mask;
+       amdgpu_ring_write(ring, 0x55aa55aa); /* patch dummy value later */
+
+       return ret;
+}
+
+static void gfx_v10_0_ring_emit_patch_cond_exec(struct amdgpu_ring *ring, unsigned offset)
+{
+       unsigned cur;
+       BUG_ON(offset > ring->buf_mask);
+       BUG_ON(ring->ring[offset] != 0x55aa55aa);
+
+       cur = (ring->wptr - 1) & ring->buf_mask;
+       if (likely(cur > offset))
+               ring->ring[offset] = cur - offset;
+       else
+               ring->ring[offset] = (ring->buf_mask + 1) - offset + cur;
+}
+
+static int gfx_v10_0_ring_preempt_ib(struct amdgpu_ring *ring)
+{
+       int i, r = 0;
+       struct amdgpu_device *adev = ring->adev;
+       struct amdgpu_kiq *kiq = &adev->gfx.kiq;
+       struct amdgpu_ring *kiq_ring = &kiq->ring;
+
+       if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
+               return -EINVAL;
+
+       if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size))
+               return -ENOMEM;
+
+       /* assert preemption condition */
+       amdgpu_ring_set_preempt_cond_exec(ring, false);
+
+       /* assert IB preemption, emit the trailing fence */
+       kiq->pmf->kiq_unmap_queues(kiq_ring, ring, PREEMPT_QUEUES_NO_UNMAP,
+                                  ring->trail_fence_gpu_addr,
+                                  ++ring->trail_seq);
+       amdgpu_ring_commit(kiq_ring);
+
+       /* poll the trailing fence */
+       for (i = 0; i < adev->usec_timeout; i++) {
+               if (ring->trail_seq ==
+                   le32_to_cpu(*(ring->trail_fence_cpu_addr)))
+                       break;
+               DRM_UDELAY(1);
+       }
+
+       if (i >= adev->usec_timeout) {
+               r = -EINVAL;
+               DRM_ERROR("ring %d failed to preempt ib\n", ring->idx);
+       }
+
+       /* deassert preemption condition */
+       amdgpu_ring_set_preempt_cond_exec(ring, true);
+       return r;
+}
+
+static void gfx_v10_0_ring_emit_ce_meta(struct amdgpu_ring *ring, bool resume)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_ce_ib_state ce_payload = {0};
+       uint64_t csa_addr;
+       int cnt;
+
+       cnt = (sizeof(ce_payload) >> 2) + 4 - 2;
+       csa_addr = amdgpu_csa_vaddr(ring->adev);
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
+       amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(2) |
+                                WRITE_DATA_DST_SEL(8) |
+                                WR_CONFIRM) |
+                                WRITE_DATA_CACHE_POLICY(0));
+       amdgpu_ring_write(ring, lower_32_bits(csa_addr +
+                             offsetof(struct v10_gfx_meta_data, ce_payload)));
+       amdgpu_ring_write(ring, upper_32_bits(csa_addr +
+                             offsetof(struct v10_gfx_meta_data, ce_payload)));
+
+       if (resume)
+               amdgpu_ring_write_multiple(ring, adev->virt.csa_cpu_addr +
+                                          offsetof(struct v10_gfx_meta_data,
+                                                   ce_payload),
+                                          sizeof(ce_payload) >> 2);
+       else
+               amdgpu_ring_write_multiple(ring, (void *)&ce_payload,
+                                          sizeof(ce_payload) >> 2);
+}
+
+static void gfx_v10_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume)
+{
+       struct amdgpu_device *adev = ring->adev;
+       struct v10_de_ib_state de_payload = {0};
+       uint64_t csa_addr, gds_addr;
+       int cnt;
+
+       csa_addr = amdgpu_csa_vaddr(ring->adev);
+       gds_addr = ALIGN(csa_addr + AMDGPU_CSA_SIZE - adev->gds.gds_size,
+                        PAGE_SIZE);
+       de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
+       de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
+
+       cnt = (sizeof(de_payload) >> 2) + 4 - 2;
+       amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
+       amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(1) |
+                                WRITE_DATA_DST_SEL(8) |
+                                WR_CONFIRM) |
+                                WRITE_DATA_CACHE_POLICY(0));
+       amdgpu_ring_write(ring, lower_32_bits(csa_addr +
+                             offsetof(struct v10_gfx_meta_data, de_payload)));
+       amdgpu_ring_write(ring, upper_32_bits(csa_addr +
+                             offsetof(struct v10_gfx_meta_data, de_payload)));
+
+       if (resume)
+               amdgpu_ring_write_multiple(ring, adev->virt.csa_cpu_addr +
+                                          offsetof(struct v10_gfx_meta_data,
+                                                   de_payload),
+                                          sizeof(de_payload) >> 2);
+       else
+               amdgpu_ring_write_multiple(ring, (void *)&de_payload,
+                                          sizeof(de_payload) >> 2);
+}
+
+static void gfx_v10_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start)
+{
+       amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0));
+       amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */
+}
+
+static void gfx_v10_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg)
+{
+       struct amdgpu_device *adev = ring->adev;
+
+       amdgpu_ring_write(ring, PACKET3(PACKET3_COPY_DATA, 4));
+       amdgpu_ring_write(ring, 0 |     /* src: register*/
+                               (5 << 8) |      /* dst: memory */
+                               (1 << 20));     /* write confirm */
+       amdgpu_ring_write(ring, reg);
+       amdgpu_ring_write(ring, 0);
+       amdgpu_ring_write(ring, lower_32_bits(adev->wb.gpu_addr +
+                               adev->virt.reg_val_offs * 4));
+       amdgpu_ring_write(ring, upper_32_bits(adev->wb.gpu_addr +
+                               adev->virt.reg_val_offs * 4));
+}
+
+static void gfx_v10_0_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg,
+                                  uint32_t val)
+{
+       uint32_t cmd = 0;
+
+       switch (ring->funcs->type) {
+       case AMDGPU_RING_TYPE_GFX:
+               cmd = WRITE_DATA_ENGINE_SEL(1) | WR_CONFIRM;
+               break;
+       case AMDGPU_RING_TYPE_KIQ:
+               cmd = (1 << 16); /* no inc addr */
+               break;
+       default:
+               cmd = WR_CONFIRM;
+               break;
+       }
+       amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3));
+       amdgpu_ring_write(ring, cmd);
+       amdgpu_ring_write(ring, reg);
+       amdgpu_ring_write(ring, 0);
+       amdgpu_ring_write(ring, val);
+}
+
+static void gfx_v10_0_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
+                                       uint32_t val, uint32_t mask)
+{
+       gfx_v10_0_wait_reg_mem(ring, 0, 0, 0, reg, 0, val, mask, 0x20);
+}
+
+static void
+gfx_v10_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev,
+                                     uint32_t me, uint32_t pipe,
+                                     enum amdgpu_interrupt_state state)
+{
+       uint32_t cp_int_cntl, cp_int_cntl_reg;
+
+       if (!me) {
+               switch (pipe) {
+               case 0:
+                       cp_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING0);
+                       break;
+               case 1:
+                       cp_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_INT_CNTL_RING1);
+                       break;
+               default:
+                       DRM_DEBUG("invalid pipe %d\n", pipe);
+                       return;
+               }
+       } else {
+               DRM_DEBUG("invalid me %d\n", me);
+               return;
+       }
+
+       switch (state) {
+       case AMDGPU_IRQ_STATE_DISABLE:
+               cp_int_cntl = RREG32(cp_int_cntl_reg);
+               cp_int_cntl = REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0,
+                                           TIME_STAMP_INT_ENABLE, 0);
+               WREG32(cp_int_cntl_reg, cp_int_cntl);
+       case AMDGPU_IRQ_STATE_ENABLE:
+               cp_int_cntl = RREG32(cp_int_cntl_reg);
+               cp_int_cntl = REG_SET_FIELD(cp_int_cntl, CP_INT_CNTL_RING0,
+                                           TIME_STAMP_INT_ENABLE, 1);
+               WREG32(cp_int_cntl_reg, cp_int_cntl);
+               break;
+       default:
+               break;
+       }
+}
+
+static void gfx_v10_0_set_compute_eop_interrupt_state(struct amdgpu_device *adev,
+                                                    int me, int pipe,
+                                                    enum amdgpu_interrupt_state state)
+{
+       u32 mec_int_cntl, mec_int_cntl_reg;
+
+       /*
+        * amdgpu controls only the first MEC. That's why this function only
+        * handles the setting of interrupts for this specific MEC. All other
+        * pipes' interrupts are set by amdkfd.
+        */
+
+       if (me == 1) {
+               switch (pipe) {
+               case 0:
+                       mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
+                       break;
+               case 1:
+                       mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE1_INT_CNTL);
+                       break;
+               case 2:
+                       mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE2_INT_CNTL);
+                       break;
+               case 3:
+                       mec_int_cntl_reg = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE3_INT_CNTL);
+                       break;
+               default:
+                       DRM_DEBUG("invalid pipe %d\n", pipe);
+                       return;
+               }
+       } else {
+               DRM_DEBUG("invalid me %d\n", me);
+               return;
+       }
+
+       switch (state) {
+       case AMDGPU_IRQ_STATE_DISABLE:
+               mec_int_cntl = RREG32(mec_int_cntl_reg);
+               mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
+                                            TIME_STAMP_INT_ENABLE, 0);
+               WREG32(mec_int_cntl_reg, mec_int_cntl);
+               break;
+       case AMDGPU_IRQ_STATE_ENABLE:
+               mec_int_cntl = RREG32(mec_int_cntl_reg);
+               mec_int_cntl = REG_SET_FIELD(mec_int_cntl, CP_ME1_PIPE0_INT_CNTL,
+                                            TIME_STAMP_INT_ENABLE, 1);
+               WREG32(mec_int_cntl_reg, mec_int_cntl);
+               break;
+       default:
+               break;
+       }
+}
+
+static int gfx_v10_0_set_eop_interrupt_state(struct amdgpu_device *adev,
+                                           struct amdgpu_irq_src *src,
+                                           unsigned type,
+                                           enum amdgpu_interrupt_state state)
+{
+       switch (type) {
+       case AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP:
+               gfx_v10_0_set_gfx_eop_interrupt_state(adev, 0, 0, state);
+               break;
+       case AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP:
+               gfx_v10_0_set_gfx_eop_interrupt_state(adev, 0, 1, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 1, 0, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 1, 1, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 1, 2, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 1, 3, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 2, 0, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 2, 1, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 2, 2, state);
+               break;
+       case AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP:
+               gfx_v10_0_set_compute_eop_interrupt_state(adev, 2, 3, state);
+               break;
+       default:
+               break;
+       }
+       return 0;
+}
+
+static int gfx_v10_0_eop_irq(struct amdgpu_device *adev,
+                            struct amdgpu_irq_src *source,
+                            struct amdgpu_iv_entry *entry)
+{
+       int i;
+       u8 me_id, pipe_id, queue_id;
+       struct amdgpu_ring *ring;
+
+       DRM_DEBUG("IH: CP EOP\n");
+       me_id = (entry->ring_id & 0x0c) >> 2;
+       pipe_id = (entry->ring_id & 0x03) >> 0;
+       queue_id = (entry->ring_id & 0x70) >> 4;
+
+       switch (me_id) {
+       case 0:
+               if (pipe_id == 0)
+                       amdgpu_fence_process(&adev->gfx.gfx_ring[0]);
+               else
+                       amdgpu_fence_process(&adev->gfx.gfx_ring[1]);
+               break;
+       case 1:
+       case 2:
+               for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+                       ring = &adev->gfx.compute_ring[i];
+                       /* Per-queue interrupt is supported for MEC starting from VI.
+                         * The interrupt can only be enabled/disabled per pipe instead of per queue.
+                         */
+                       if ((ring->me == me_id) && (ring->pipe == pipe_id) && (ring->queue == queue_id))
+                               amdgpu_fence_process(ring);
+               }
+               break;
+       }
+       return 0;
+}
+
+static int gfx_v10_0_set_priv_reg_fault_state(struct amdgpu_device *adev,
+                                             struct amdgpu_irq_src *source,
+                                             unsigned type,
+                                             enum amdgpu_interrupt_state state)
+{
+       switch (state) {
+       case AMDGPU_IRQ_STATE_DISABLE:
+       case AMDGPU_IRQ_STATE_ENABLE:
+               WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
+                              PRIV_REG_INT_ENABLE,
+                              state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
+               break;
+       default:
+               break;
+       }
+
+       return 0;
+}
+
+static int gfx_v10_0_set_priv_inst_fault_state(struct amdgpu_device *adev,
+                                              struct amdgpu_irq_src *source,
+                                              unsigned type,
+                                              enum amdgpu_interrupt_state state)
+{
+       switch (state) {
+       case AMDGPU_IRQ_STATE_DISABLE:
+       case AMDGPU_IRQ_STATE_ENABLE:
+               WREG32_FIELD15(GC, 0, CP_INT_CNTL_RING0,
+                              PRIV_INSTR_INT_ENABLE,
+                              state == AMDGPU_IRQ_STATE_ENABLE ? 1 : 0);
+       default:
+               break;
+       }
+
+       return 0;
+}
+
+static void gfx_v10_0_handle_priv_fault(struct amdgpu_device *adev,
+                                       struct amdgpu_iv_entry *entry)
+{
+       u8 me_id, pipe_id, queue_id;
+       struct amdgpu_ring *ring;
+       int i;
+
+       me_id = (entry->ring_id & 0x0c) >> 2;
+       pipe_id = (entry->ring_id & 0x03) >> 0;
+       queue_id = (entry->ring_id & 0x70) >> 4;
+
+       switch (me_id) {
+       case 0:
+               for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
+                       ring = &adev->gfx.gfx_ring[i];
+                       /* we only enabled 1 gfx queue per pipe for now */
+                       if (ring->me == me_id && ring->pipe == pipe_id)
+                               drm_sched_fault(&ring->sched);
+               }
+               break;
+       case 1:
+       case 2:
+               for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+                       ring = &adev->gfx.compute_ring[i];
+                       if (ring->me == me_id && ring->pipe == pipe_id &&
+                           ring->queue == queue_id)
+                               drm_sched_fault(&ring->sched);
+               }
+               break;
+       default:
+               BUG();
+       }
+}
+
+static int gfx_v10_0_priv_reg_irq(struct amdgpu_device *adev,
+                                 struct amdgpu_irq_src *source,
+                                 struct amdgpu_iv_entry *entry)
+{
+       DRM_ERROR("Illegal register access in command stream\n");
+       gfx_v10_0_handle_priv_fault(adev, entry);
+       return 0;
+}
+
+static int gfx_v10_0_priv_inst_irq(struct amdgpu_device *adev,
+                                  struct amdgpu_irq_src *source,
+                                  struct amdgpu_iv_entry *entry)
+{
+       DRM_ERROR("Illegal instruction in command stream\n");
+       gfx_v10_0_handle_priv_fault(adev, entry);
+       return 0;
+}
+
+static int gfx_v10_0_kiq_set_interrupt_state(struct amdgpu_device *adev,
+                                            struct amdgpu_irq_src *src,
+                                            unsigned int type,
+                                            enum amdgpu_interrupt_state state)
+{
+       uint32_t tmp, target;
+       struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
+
+       if (ring->me == 1)
+               target = SOC15_REG_OFFSET(GC, 0, mmCP_ME1_PIPE0_INT_CNTL);
+       else
+               target = SOC15_REG_OFFSET(GC, 0, mmCP_ME2_PIPE0_INT_CNTL);
+       target += ring->pipe;
+
+       switch (type) {
+       case AMDGPU_CP_KIQ_IRQ_DRIVER0:
+               if (state == AMDGPU_IRQ_STATE_DISABLE) {
+                       tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
+                       tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
+                                           GENERIC2_INT_ENABLE, 0);
+                       WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
+
+                       tmp = RREG32(target);
+                       tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
+                                           GENERIC2_INT_ENABLE, 0);
+                       WREG32(target, tmp);
+               } else {
+                       tmp = RREG32_SOC15(GC, 0, mmCPC_INT_CNTL);
+                       tmp = REG_SET_FIELD(tmp, CPC_INT_CNTL,
+                                           GENERIC2_INT_ENABLE, 1);
+                       WREG32_SOC15(GC, 0, mmCPC_INT_CNTL, tmp);
+
+                       tmp = RREG32(target);
+                       tmp = REG_SET_FIELD(tmp, CP_ME2_PIPE0_INT_CNTL,
+                                           GENERIC2_INT_ENABLE, 1);
+                       WREG32(target, tmp);
+               }
+               break;
+       default:
+               BUG(); /* kiq only support GENERIC2_INT now */
+               break;
+       }
+       return 0;
+}
+
+static int gfx_v10_0_kiq_irq(struct amdgpu_device *adev,
+                            struct amdgpu_irq_src *source,
+                            struct amdgpu_iv_entry *entry)
+{
+       u8 me_id, pipe_id, queue_id;
+       struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
+
+       me_id = (entry->ring_id & 0x0c) >> 2;
+       pipe_id = (entry->ring_id & 0x03) >> 0;
+       queue_id = (entry->ring_id & 0x70) >> 4;
+       DRM_DEBUG("IH: CPC GENERIC2_INT, me:%d, pipe:%d, queue:%d\n",
+                  me_id, pipe_id, queue_id);
+
+       amdgpu_fence_process(ring);
+       return 0;
+}
+
+static const struct amd_ip_funcs gfx_v10_0_ip_funcs = {
+       .name = "gfx_v10_0",
+       .early_init = gfx_v10_0_early_init,
+       .late_init = gfx_v10_0_late_init,
+       .sw_init = gfx_v10_0_sw_init,
+       .sw_fini = gfx_v10_0_sw_fini,
+       .hw_init = gfx_v10_0_hw_init,
+       .hw_fini = gfx_v10_0_hw_fini,
+       .suspend = gfx_v10_0_suspend,
+       .resume = gfx_v10_0_resume,
+       .is_idle = gfx_v10_0_is_idle,
+       .wait_for_idle = gfx_v10_0_wait_for_idle,
+       .soft_reset = gfx_v10_0_soft_reset,
+       .set_clockgating_state = gfx_v10_0_set_clockgating_state,
+       .set_powergating_state = gfx_v10_0_set_powergating_state,
+       .get_clockgating_state = gfx_v10_0_get_clockgating_state,
+};
+
+static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_gfx = {
+       .type = AMDGPU_RING_TYPE_GFX,
+       .align_mask = 0xff,
+       .nop = PACKET3(PACKET3_NOP, 0x3FFF),
+       .support_64bit_ptrs = true,
+       .vmhub = AMDGPU_GFXHUB,
+       .get_rptr = gfx_v10_0_ring_get_rptr_gfx,
+       .get_wptr = gfx_v10_0_ring_get_wptr_gfx,
+       .set_wptr = gfx_v10_0_ring_set_wptr_gfx,
+       .emit_frame_size = /* totally 242 maximum if 16 IBs */
+               5 + /* COND_EXEC */
+               7 + /* PIPELINE_SYNC */
+               SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
+               SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
+               2 + /* VM_FLUSH */
+               8 + /* FENCE for VM_FLUSH */
+               20 + /* GDS switch */
+               4 + /* double SWITCH_BUFFER,
+                    * the first COND_EXEC jump to the place
+                    * just prior to this double SWITCH_BUFFER
+                    */
+               5 + /* COND_EXEC */
+               7 + /* HDP_flush */
+               4 + /* VGT_flush */
+               14 + /* CE_META */
+               31 + /* DE_META */
+               3 + /* CNTX_CTRL */
+               5 + /* HDP_INVL */
+               8 + 8 + /* FENCE x2 */
+               2, /* SWITCH_BUFFER */
+       .emit_ib_size = 4, /* gfx_v10_0_ring_emit_ib_gfx */
+       .emit_ib = gfx_v10_0_ring_emit_ib_gfx,
+       .emit_fence = gfx_v10_0_ring_emit_fence,
+       .emit_pipeline_sync = gfx_v10_0_ring_emit_pipeline_sync,
+       .emit_vm_flush = gfx_v10_0_ring_emit_vm_flush,
+       .emit_gds_switch = gfx_v10_0_ring_emit_gds_switch,
+       .emit_hdp_flush = gfx_v10_0_ring_emit_hdp_flush,
+       .test_ring = gfx_v10_0_ring_test_ring,
+       .test_ib = gfx_v10_0_ring_test_ib,
+       .insert_nop = amdgpu_ring_insert_nop,
+       .pad_ib = amdgpu_ring_generic_pad_ib,
+       .emit_switch_buffer = gfx_v10_0_ring_emit_sb,
+       .emit_cntxcntl = gfx_v10_0_ring_emit_cntxcntl,
+       .init_cond_exec = gfx_v10_0_ring_emit_init_cond_exec,
+       .patch_cond_exec = gfx_v10_0_ring_emit_patch_cond_exec,
+       .preempt_ib = gfx_v10_0_ring_preempt_ib,
+       .emit_tmz = gfx_v10_0_ring_emit_tmz,
+       .emit_wreg = gfx_v10_0_ring_emit_wreg,
+       .emit_reg_wait = gfx_v10_0_ring_emit_reg_wait,
+};
+
+static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_compute = {
+       .type = AMDGPU_RING_TYPE_COMPUTE,
+       .align_mask = 0xff,
+       .nop = PACKET3(PACKET3_NOP, 0x3FFF),
+       .support_64bit_ptrs = true,
+       .vmhub = AMDGPU_GFXHUB,
+       .get_rptr = gfx_v10_0_ring_get_rptr_compute,
+       .get_wptr = gfx_v10_0_ring_get_wptr_compute,
+       .set_wptr = gfx_v10_0_ring_set_wptr_compute,
+       .emit_frame_size =
+               20 + /* gfx_v10_0_ring_emit_gds_switch */
+               7 + /* gfx_v10_0_ring_emit_hdp_flush */
+               5 + /* hdp invalidate */
+               7 + /* gfx_v10_0_ring_emit_pipeline_sync */
+               SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
+               SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
+               2 + /* gfx_v10_0_ring_emit_vm_flush */
+               8 + 8 + 8, /* gfx_v10_0_ring_emit_fence x3 for user fence, vm fence */
+       .emit_ib_size = 4, /* gfx_v10_0_ring_emit_ib_compute */
+       .emit_ib = gfx_v10_0_ring_emit_ib_compute,
+       .emit_fence = gfx_v10_0_ring_emit_fence,
+       .emit_pipeline_sync = gfx_v10_0_ring_emit_pipeline_sync,
+       .emit_vm_flush = gfx_v10_0_ring_emit_vm_flush,
+       .emit_gds_switch = gfx_v10_0_ring_emit_gds_switch,
+       .emit_hdp_flush = gfx_v10_0_ring_emit_hdp_flush,
+       .test_ring = gfx_v10_0_ring_test_ring,
+       .test_ib = gfx_v10_0_ring_test_ib,
+       .insert_nop = amdgpu_ring_insert_nop,
+       .pad_ib = amdgpu_ring_generic_pad_ib,
+       .emit_wreg = gfx_v10_0_ring_emit_wreg,
+       .emit_reg_wait = gfx_v10_0_ring_emit_reg_wait,
+};
+
+static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_kiq = {
+       .type = AMDGPU_RING_TYPE_KIQ,
+       .align_mask = 0xff,
+       .nop = PACKET3(PACKET3_NOP, 0x3FFF),
+       .support_64bit_ptrs = true,
+       .vmhub = AMDGPU_GFXHUB,
+       .get_rptr = gfx_v10_0_ring_get_rptr_compute,
+       .get_wptr = gfx_v10_0_ring_get_wptr_compute,
+       .set_wptr = gfx_v10_0_ring_set_wptr_compute,
+       .emit_frame_size =
+               20 + /* gfx_v10_0_ring_emit_gds_switch */
+               7 + /* gfx_v10_0_ring_emit_hdp_flush */
+               5 + /*hdp invalidate */
+               7 + /* gfx_v10_0_ring_emit_pipeline_sync */
+               SOC15_FLUSH_GPU_TLB_NUM_WREG * 5 +
+               SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 7 +
+               2 + /* gfx_v10_0_ring_emit_vm_flush */
+               8 + 8 + 8, /* gfx_v10_0_ring_emit_fence_kiq x3 for user fence, vm fence */
+       .emit_ib_size = 4, /* gfx_v10_0_ring_emit_ib_compute */
+       .emit_ib = gfx_v10_0_ring_emit_ib_compute,
+       .emit_fence = gfx_v10_0_ring_emit_fence_kiq,
+       .test_ring = gfx_v10_0_ring_test_ring,
+       .test_ib = gfx_v10_0_ring_test_ib,
+       .insert_nop = amdgpu_ring_insert_nop,
+       .pad_ib = amdgpu_ring_generic_pad_ib,
+       .emit_rreg = gfx_v10_0_ring_emit_rreg,
+       .emit_wreg = gfx_v10_0_ring_emit_wreg,
+       .emit_reg_wait = gfx_v10_0_ring_emit_reg_wait,
+};
+
+static void gfx_v10_0_set_ring_funcs(struct amdgpu_device *adev)
+{
+       int i;
+
+       adev->gfx.kiq.ring.funcs = &gfx_v10_0_ring_funcs_kiq;
+
+       for (i = 0; i < adev->gfx.num_gfx_rings; i++)
+               adev->gfx.gfx_ring[i].funcs = &gfx_v10_0_ring_funcs_gfx;
+
+       for (i = 0; i < adev->gfx.num_compute_rings; i++)
+               adev->gfx.compute_ring[i].funcs = &gfx_v10_0_ring_funcs_compute;
+}
+
+static const struct amdgpu_irq_src_funcs gfx_v10_0_eop_irq_funcs = {
+       .set = gfx_v10_0_set_eop_interrupt_state,
+       .process = gfx_v10_0_eop_irq,
+};
+
+static const struct amdgpu_irq_src_funcs gfx_v10_0_priv_reg_irq_funcs = {
+       .set = gfx_v10_0_set_priv_reg_fault_state,
+       .process = gfx_v10_0_priv_reg_irq,
+};
+
+static const struct amdgpu_irq_src_funcs gfx_v10_0_priv_inst_irq_funcs = {
+       .set = gfx_v10_0_set_priv_inst_fault_state,
+       .process = gfx_v10_0_priv_inst_irq,
+};
+
+static const struct amdgpu_irq_src_funcs gfx_v10_0_kiq_irq_funcs = {
+       .set = gfx_v10_0_kiq_set_interrupt_state,
+       .process = gfx_v10_0_kiq_irq,
+};
+
+static void gfx_v10_0_set_irq_funcs(struct amdgpu_device *adev)
+{
+       adev->gfx.eop_irq.num_types = AMDGPU_CP_IRQ_LAST;
+       adev->gfx.eop_irq.funcs = &gfx_v10_0_eop_irq_funcs;
+
+       adev->gfx.kiq.irq.num_types = AMDGPU_CP_KIQ_IRQ_LAST;
+       adev->gfx.kiq.irq.funcs = &gfx_v10_0_kiq_irq_funcs;
+
+       adev->gfx.priv_reg_irq.num_types = 1;
+       adev->gfx.priv_reg_irq.funcs = &gfx_v10_0_priv_reg_irq_funcs;
+
+       adev->gfx.priv_inst_irq.num_types = 1;
+       adev->gfx.priv_inst_irq.funcs = &gfx_v10_0_priv_inst_irq_funcs;
+}
+
+static void gfx_v10_0_set_rlc_funcs(struct amdgpu_device *adev)
+{
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               adev->gfx.rlc.funcs = &gfx_v10_0_rlc_funcs;
+               break;
+       default:
+               break;
+       }
+}
+
+static void gfx_v10_0_set_gds_init(struct amdgpu_device *adev)
+{
+       /* init asic gds info */
+       switch (adev->asic_type) {
+       case CHIP_NAVI10:
+               adev->gds.gds_size = 0x10000;
+               break;
+       default:
+               adev->gds.gds_size = 0x10000;
+               break;
+       }
+
+       adev->gds.gws_size = 64;
+       adev->gds.oa_size = 16;
+}
+
+static void gfx_v10_0_set_user_wgp_inactive_bitmap_per_sh(struct amdgpu_device *adev,
+                                                         u32 bitmap)
+{
+       u32 data;
+
+       if (!bitmap)
+               return;
+
+       data = bitmap << GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_WGPS__SHIFT;
+       data &= GC_USER_SHADER_ARRAY_CONFIG__INACTIVE_WGPS_MASK;
+
+       WREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG, data);
+}
+
+static u32 gfx_v10_0_get_wgp_active_bitmap_per_sh(struct amdgpu_device *adev)
+{
+       u32 data, wgp_bitmask;
+       data = RREG32_SOC15(GC, 0, mmCC_GC_SHADER_ARRAY_CONFIG);
+       data |= RREG32_SOC15(GC, 0, mmGC_USER_SHADER_ARRAY_CONFIG);
+
+       data &= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_WGPS_MASK;
+       data >>= CC_GC_SHADER_ARRAY_CONFIG__INACTIVE_WGPS__SHIFT;
+
+       wgp_bitmask =
+               amdgpu_gfx_create_bitmask(adev->gfx.config.max_cu_per_sh >> 1);
+
+       return (~data) & wgp_bitmask;
+}
+
+static u32 gfx_v10_0_get_cu_active_bitmap_per_sh(struct amdgpu_device *adev)
+{
+       u32 wgp_idx, wgp_active_bitmap;
+       u32 cu_bitmap_per_wgp, cu_active_bitmap;
+
+       wgp_active_bitmap = gfx_v10_0_get_wgp_active_bitmap_per_sh(adev);
+       cu_active_bitmap = 0;
+
+       for (wgp_idx = 0; wgp_idx < 16; wgp_idx++) {
+               /* if there is one WGP enabled, it means 2 CUs will be enabled */
+               cu_bitmap_per_wgp = 3 << (2 * wgp_idx);
+               if (wgp_active_bitmap & (1 << wgp_idx))
+                       cu_active_bitmap |= cu_bitmap_per_wgp;
+       }
+
+       return cu_active_bitmap;
+}
+
+static int gfx_v10_0_get_cu_info(struct amdgpu_device *adev,
+                                struct amdgpu_cu_info *cu_info)
+{
+       int i, j, k, counter, active_cu_number = 0;
+       u32 mask, bitmap, ao_bitmap, ao_cu_mask = 0;
+       unsigned disable_masks[4 * 2];
+
+       if (!adev || !cu_info)
+               return -EINVAL;
+
+       amdgpu_gfx_parse_disable_cu(disable_masks, 4, 2);
+
+       mutex_lock(&adev->grbm_idx_mutex);
+       for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
+               for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
+                       mask = 1;
+                       ao_bitmap = 0;
+                       counter = 0;
+                       gfx_v10_0_select_se_sh(adev, i, j, 0xffffffff);
+                       if (i < 4 && j < 2)
+                               gfx_v10_0_set_user_wgp_inactive_bitmap_per_sh(
+                                       adev, disable_masks[i * 2 + j]);
+                       bitmap = gfx_v10_0_get_cu_active_bitmap_per_sh(adev);
+                       cu_info->bitmap[i][j] = bitmap;
+
+                       for (k = 0; k < adev->gfx.config.max_cu_per_sh; k++) {
+                               if (bitmap & mask) {
+                                       if (counter < adev->gfx.config.max_cu_per_sh)
+                                               ao_bitmap |= mask;
+                                       counter++;
+                               }
+                               mask <<= 1;
+                       }
+                       active_cu_number += counter;
+                       if (i < 2 && j < 2)
+                               ao_cu_mask |= (ao_bitmap << (i * 16 + j * 8));
+                       cu_info->ao_cu_bitmap[i][j] = ao_bitmap;
+               }
+       }
+       gfx_v10_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
+       mutex_unlock(&adev->grbm_idx_mutex);
+
+       cu_info->number = active_cu_number;
+       cu_info->ao_cu_mask = ao_cu_mask;
+       cu_info->simd_per_cu = NUM_SIMD_PER_CU;
+
+       return 0;
+}
+
+const struct amdgpu_ip_block_version gfx_v10_0_ip_block =
+{
+       .type = AMD_IP_BLOCK_TYPE_GFX,
+       .major = 10,
+       .minor = 0,
+       .rev = 0,
+       .funcs = &gfx_v10_0_ip_funcs,
+};
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.h b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.h
new file mode 100644 (file)
index 0000000..b442e50
--- /dev/null
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2019 dvanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __GFX_V10_0_H__
+#define __GFX_V10_0_H__
+
+extern const struct amdgpu_ip_block_version gfx_v10_0_ip_block;
+
+#endif