--- /dev/null
+/*
+ * Copyright 2015 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/types.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/gfp.h>
+#include "linux/delay.h"
+#include "cgs_common.h"
+#include "smu/smu_8_0_d.h"
+#include "smu/smu_8_0_sh_mask.h"
+#include "smu8.h"
+#include "smu8_fusion.h"
+#include "cz_smumgr.h"
+#include "cz_ppsmc.h"
+#include "smu_ucode_xfer_cz.h"
+#include "gca/gfx_8_0_d.h"
+#include "gca/gfx_8_0_sh_mask.h"
+#include "smumgr.h"
+
+#define SIZE_ALIGN_32(x) (((x) + 31) / 32 * 32)
+
+static enum cz_scratch_entry firmware_list[] = {
+ CZ_SCRATCH_ENTRY_UCODE_ID_SDMA0,
+ CZ_SCRATCH_ENTRY_UCODE_ID_SDMA1,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_CE,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_PFP,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_ME,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_G,
+};
+
+static int cz_smum_get_argument(struct pp_smumgr *smumgr)
+{
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ return cgs_read_register(smumgr->device,
+ mmSMU_MP1_SRBM2P_ARG_0);
+}
+
+static int cz_send_msg_to_smc_async(struct pp_smumgr *smumgr,
+ uint16_t msg)
+{
+ int result = 0;
+
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ result = SMUM_WAIT_FIELD_UNEQUAL(smumgr,
+ SMU_MP1_SRBM2P_RESP_0, CONTENT, 0);
+ if (result != 0) {
+ printk(KERN_ERR "[ powerplay ] cz_send_msg_to_smc_async failed\n");
+ return result;
+ }
+
+ cgs_write_register(smumgr->device, mmSMU_MP1_SRBM2P_RESP_0, 0);
+ cgs_write_register(smumgr->device, mmSMU_MP1_SRBM2P_MSG_0, msg);
+
+ return 0;
+}
+
+/* Send a message to the SMC, and wait for its response.*/
+static int cz_send_msg_to_smc(struct pp_smumgr *smumgr, uint16_t msg)
+{
+ int result = 0;
+
+ result = cz_send_msg_to_smc_async(smumgr, msg);
+ if (result != 0)
+ return result;
+
+ result = SMUM_WAIT_FIELD_UNEQUAL(smumgr,
+ SMU_MP1_SRBM2P_RESP_0, CONTENT, 0);
+
+ if (result != 0)
+ return result;
+
+ return 0;
+}
+
+static int cz_set_smc_sram_address(struct pp_smumgr *smumgr,
+ uint32_t smc_address, uint32_t limit)
+{
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ if (0 != (3 & smc_address)) {
+ printk(KERN_ERR "[ powerplay ] SMC address must be 4 byte aligned\n");
+ return -1;
+ }
+
+ if (limit <= (smc_address + 3)) {
+ printk(KERN_ERR "[ powerplay ] SMC address beyond the SMC RAM area\n");
+ return -1;
+ }
+
+ cgs_write_register(smumgr->device, mmMP0PUB_IND_INDEX_0,
+ SMN_MP1_SRAM_START_ADDR + smc_address);
+
+ return 0;
+}
+
+static int cz_write_smc_sram_dword(struct pp_smumgr *smumgr,
+ uint32_t smc_address, uint32_t value, uint32_t limit)
+{
+ int result;
+
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ result = cz_set_smc_sram_address(smumgr, smc_address, limit);
+ cgs_write_register(smumgr->device, mmMP0PUB_IND_DATA_0, value);
+
+ return 0;
+}
+
+static int cz_send_msg_to_smc_with_parameter(struct pp_smumgr *smumgr,
+ uint16_t msg, uint32_t parameter)
+{
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ cgs_write_register(smumgr->device, mmSMU_MP1_SRBM2P_ARG_0, parameter);
+
+ return cz_send_msg_to_smc(smumgr, msg);
+}
+
+static int cz_request_smu_load_fw(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)(smumgr->backend);
+ int result = 0;
+ uint32_t smc_address;
+
+ if (!smumgr->reload_fw) {
+ printk(KERN_INFO "[ powerplay ] skip reloading...\n");
+ return 0;
+ }
+
+ smc_address = SMU8_FIRMWARE_HEADER_LOCATION +
+ offsetof(struct SMU8_Firmware_Header, UcodeLoadStatus);
+
+ cz_write_smc_sram_dword(smumgr, smc_address, 0, smc_address+4);
+
+ cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_DriverDramAddrHi,
+ cz_smu->toc_buffer.mc_addr_high);
+
+ cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_DriverDramAddrLo,
+ cz_smu->toc_buffer.mc_addr_low);
+
+ cz_send_msg_to_smc(smumgr, PPSMC_MSG_InitJobs);
+
+ cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_ExecuteJob,
+ cz_smu->toc_entry_aram);
+ cz_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_ExecuteJob,
+ cz_smu->toc_entry_power_profiling_index);
+
+ result = cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_ExecuteJob,
+ cz_smu->toc_entry_initialize_index);
+
+ return result;
+}
+
+static int cz_check_fw_load_finish(struct pp_smumgr *smumgr,
+ uint32_t firmware)
+{
+ int i;
+ uint32_t index = SMN_MP1_SRAM_START_ADDR +
+ SMU8_FIRMWARE_HEADER_LOCATION +
+ offsetof(struct SMU8_Firmware_Header, UcodeLoadStatus);
+
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ return cgs_read_register(smumgr->device,
+ mmSMU_MP1_SRBM2P_ARG_0);
+
+ cgs_write_register(smumgr->device, mmMP0PUB_IND_INDEX, index);
+
+ for (i = 0; i < smumgr->usec_timeout; i++) {
+ if (firmware ==
+ (cgs_read_register(smumgr->device, mmMP0PUB_IND_DATA) & firmware))
+ break;
+ udelay(1);
+ }
+
+ if (i >= smumgr->usec_timeout) {
+ printk(KERN_ERR "[ powerplay ] SMU check loaded firmware failed.\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int cz_load_mec_firmware(struct pp_smumgr *smumgr)
+{
+ uint32_t reg_data;
+ uint32_t tmp;
+ int ret = 0;
+ struct cgs_firmware_info info = {0};
+ struct cz_smumgr *cz_smu;
+
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ cz_smu = (struct cz_smumgr *)smumgr->backend;
+ ret = cgs_get_firmware_info(smumgr->device,
+ CGS_UCODE_ID_CP_MEC, &info);
+
+ if (ret)
+ return -EINVAL;
+
+ /* Disable MEC parsing/prefetching */
+ tmp = cgs_read_register(smumgr->device,
+ mmCP_MEC_CNTL);
+ tmp = SMUM_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME1_HALT, 1);
+ tmp = SMUM_SET_FIELD(tmp, CP_MEC_CNTL, MEC_ME2_HALT, 1);
+ cgs_write_register(smumgr->device, mmCP_MEC_CNTL, tmp);
+
+ tmp = cgs_read_register(smumgr->device,
+ mmCP_CPC_IC_BASE_CNTL);
+
+ tmp = SMUM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, VMID, 0);
+ tmp = SMUM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, ATC, 0);
+ tmp = SMUM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, CACHE_POLICY, 0);
+ tmp = SMUM_SET_FIELD(tmp, CP_CPC_IC_BASE_CNTL, MTYPE, 1);
+ cgs_write_register(smumgr->device, mmCP_CPC_IC_BASE_CNTL, tmp);
+
+ reg_data = smu_lower_32_bits(info.mc_addr) &
+ SMUM_FIELD_MASK(CP_CPC_IC_BASE_LO, IC_BASE_LO);
+ cgs_write_register(smumgr->device, mmCP_CPC_IC_BASE_LO, reg_data);
+
+ reg_data = smu_upper_32_bits(info.mc_addr) &
+ SMUM_FIELD_MASK(CP_CPC_IC_BASE_HI, IC_BASE_HI);
+ cgs_write_register(smumgr->device, mmCP_CPC_IC_BASE_HI, reg_data);
+
+ return 0;
+}
+
+static int cz_start_smu(struct pp_smumgr *smumgr)
+{
+ int ret = 0;
+ uint32_t fw_to_check = UCODE_ID_RLC_G_MASK |
+ UCODE_ID_SDMA0_MASK |
+ UCODE_ID_SDMA1_MASK |
+ UCODE_ID_CP_CE_MASK |
+ UCODE_ID_CP_ME_MASK |
+ UCODE_ID_CP_PFP_MASK |
+ UCODE_ID_CP_MEC_JT1_MASK |
+ UCODE_ID_CP_MEC_JT2_MASK;
+
+ cz_request_smu_load_fw(smumgr);
+ cz_check_fw_load_finish(smumgr, fw_to_check);
+
+ ret = cz_load_mec_firmware(smumgr);
+ if (ret)
+ printk(KERN_ERR "[ powerplay ] Mec Firmware load failed\n");
+
+ return ret;
+}
+
+static uint8_t cz_translate_firmware_enum_to_arg(
+ enum cz_scratch_entry firmware_enum)
+{
+ uint8_t ret = 0;
+
+ switch (firmware_enum) {
+ case CZ_SCRATCH_ENTRY_UCODE_ID_SDMA0:
+ ret = UCODE_ID_SDMA0;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_SDMA1:
+ ret = UCODE_ID_SDMA1;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_CP_CE:
+ ret = UCODE_ID_CP_CE;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_CP_PFP:
+ ret = UCODE_ID_CP_PFP;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_CP_ME:
+ ret = UCODE_ID_CP_ME;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1:
+ ret = UCODE_ID_CP_MEC_JT1;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2:
+ ret = UCODE_ID_CP_MEC_JT2;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_GMCON_RENG:
+ ret = UCODE_ID_GMCON_RENG;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_RLC_G:
+ ret = UCODE_ID_RLC_G;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH:
+ ret = UCODE_ID_RLC_SCRATCH;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM:
+ ret = UCODE_ID_RLC_SRM_ARAM;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM:
+ ret = UCODE_ID_RLC_SRM_DRAM;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_DMCU_ERAM:
+ ret = UCODE_ID_DMCU_ERAM;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_DMCU_IRAM:
+ ret = UCODE_ID_DMCU_IRAM;
+ break;
+ case CZ_SCRATCH_ENTRY_UCODE_ID_POWER_PROFILING:
+ ret = TASK_ARG_INIT_MM_PWR_LOG;
+ break;
+ case CZ_SCRATCH_ENTRY_DATA_ID_SDMA_HALT:
+ case CZ_SCRATCH_ENTRY_DATA_ID_SYS_CLOCKGATING:
+ case CZ_SCRATCH_ENTRY_DATA_ID_SDMA_RING_REGS:
+ case CZ_SCRATCH_ENTRY_DATA_ID_NONGFX_REINIT:
+ case CZ_SCRATCH_ENTRY_DATA_ID_SDMA_START:
+ case CZ_SCRATCH_ENTRY_DATA_ID_IH_REGISTERS:
+ ret = TASK_ARG_REG_MMIO;
+ break;
+ case CZ_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE:
+ ret = TASK_ARG_INIT_CLK_TABLE;
+ break;
+ }
+
+ return ret;
+}
+
+static enum cgs_ucode_id cz_convert_fw_type_to_cgs(uint32_t fw_type)
+{
+ enum cgs_ucode_id result = CGS_UCODE_ID_MAXIMUM;
+
+ switch (fw_type) {
+ case UCODE_ID_SDMA0:
+ result = CGS_UCODE_ID_SDMA0;
+ break;
+ case UCODE_ID_SDMA1:
+ result = CGS_UCODE_ID_SDMA1;
+ break;
+ case UCODE_ID_CP_CE:
+ result = CGS_UCODE_ID_CP_CE;
+ break;
+ case UCODE_ID_CP_PFP:
+ result = CGS_UCODE_ID_CP_PFP;
+ break;
+ case UCODE_ID_CP_ME:
+ result = CGS_UCODE_ID_CP_ME;
+ break;
+ case UCODE_ID_CP_MEC_JT1:
+ result = CGS_UCODE_ID_CP_MEC_JT1;
+ break;
+ case UCODE_ID_CP_MEC_JT2:
+ result = CGS_UCODE_ID_CP_MEC_JT2;
+ break;
+ case UCODE_ID_RLC_G:
+ result = CGS_UCODE_ID_RLC_G;
+ break;
+ default:
+ break;
+ }
+
+ return result;
+}
+
+static int cz_smu_populate_single_scratch_task(
+ struct pp_smumgr *smumgr,
+ enum cz_scratch_entry fw_enum,
+ uint8_t type, bool is_last)
+{
+ uint8_t i;
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ struct TOC *toc = (struct TOC *)cz_smu->toc_buffer.kaddr;
+ struct SMU_Task *task = &toc->tasks[cz_smu->toc_entry_used_count++];
+
+ task->type = type;
+ task->arg = cz_translate_firmware_enum_to_arg(fw_enum);
+ task->next = is_last ? END_OF_TASK_LIST : cz_smu->toc_entry_used_count;
+
+ for (i = 0; i < cz_smu->scratch_buffer_length; i++)
+ if (cz_smu->scratch_buffer[i].firmware_ID == fw_enum)
+ break;
+
+ if (i >= cz_smu->scratch_buffer_length) {
+ printk(KERN_ERR "[ powerplay ] Invalid Firmware Type\n");
+ return -EINVAL;
+ }
+
+ task->addr.low = cz_smu->scratch_buffer[i].mc_addr_low;
+ task->addr.high = cz_smu->scratch_buffer[i].mc_addr_high;
+ task->size_bytes = cz_smu->scratch_buffer[i].data_size;
+
+ if (CZ_SCRATCH_ENTRY_DATA_ID_IH_REGISTERS == fw_enum) {
+ struct cz_ih_meta_data *pIHReg_restore =
+ (struct cz_ih_meta_data *)cz_smu->scratch_buffer[i].kaddr;
+ pIHReg_restore->command =
+ METADATA_CMD_MODE0 | METADATA_PERFORM_ON_LOAD;
+ }
+
+ return 0;
+}
+
+static int cz_smu_populate_single_ucode_load_task(
+ struct pp_smumgr *smumgr,
+ enum cz_scratch_entry fw_enum,
+ bool is_last)
+{
+ uint8_t i;
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ struct TOC *toc = (struct TOC *)cz_smu->toc_buffer.kaddr;
+ struct SMU_Task *task = &toc->tasks[cz_smu->toc_entry_used_count++];
+
+ task->type = TASK_TYPE_UCODE_LOAD;
+ task->arg = cz_translate_firmware_enum_to_arg(fw_enum);
+ task->next = is_last ? END_OF_TASK_LIST : cz_smu->toc_entry_used_count;
+
+ for (i = 0; i < cz_smu->driver_buffer_length; i++)
+ if (cz_smu->driver_buffer[i].firmware_ID == fw_enum)
+ break;
+
+ if (i >= cz_smu->driver_buffer_length) {
+ printk(KERN_ERR "[ powerplay ] Invalid Firmware Type\n");
+ return -EINVAL;
+ }
+
+ task->addr.low = cz_smu->driver_buffer[i].mc_addr_low;
+ task->addr.high = cz_smu->driver_buffer[i].mc_addr_high;
+ task->size_bytes = cz_smu->driver_buffer[i].data_size;
+
+ return 0;
+}
+
+static int cz_smu_construct_toc_for_rlc_aram_save(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+
+ cz_smu->toc_entry_aram = cz_smu->toc_entry_used_count;
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM,
+ TASK_TYPE_UCODE_SAVE, true);
+
+ return 0;
+}
+
+static int cz_smu_initialize_toc_empty_job_list(struct pp_smumgr *smumgr)
+{
+ int i;
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ struct TOC *toc = (struct TOC *)cz_smu->toc_buffer.kaddr;
+
+ for (i = 0; i < NUM_JOBLIST_ENTRIES; i++)
+ toc->JobList[i] = (uint8_t)IGNORE_JOB;
+
+ return 0;
+}
+
+static int cz_smu_construct_toc_for_vddgfx_enter(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ struct TOC *toc = (struct TOC *)cz_smu->toc_buffer.kaddr;
+
+ toc->JobList[JOB_GFX_SAVE] = (uint8_t)cz_smu->toc_entry_used_count;
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH,
+ TASK_TYPE_UCODE_SAVE, false);
+
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM,
+ TASK_TYPE_UCODE_SAVE, true);
+
+ return 0;
+}
+
+
+static int cz_smu_construct_toc_for_vddgfx_exit(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ struct TOC *toc = (struct TOC *)cz_smu->toc_buffer.kaddr;
+
+ toc->JobList[JOB_GFX_RESTORE] = (uint8_t)cz_smu->toc_entry_used_count;
+
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_CE, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_PFP, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_ME, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_G, false);
+
+ /* populate scratch */
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH,
+ TASK_TYPE_UCODE_LOAD, false);
+
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM,
+ TASK_TYPE_UCODE_LOAD, false);
+
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM,
+ TASK_TYPE_UCODE_LOAD, true);
+
+ return 0;
+}
+
+static int cz_smu_construct_toc_for_power_profiling(
+ struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+
+ cz_smu->toc_entry_power_profiling_index = cz_smu->toc_entry_used_count;
+
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_POWER_PROFILING,
+ TASK_TYPE_INITIALIZE, true);
+ return 0;
+}
+
+static int cz_smu_construct_toc_for_bootup(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+
+ cz_smu->toc_entry_initialize_index = cz_smu->toc_entry_used_count;
+
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_SDMA0, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_SDMA1, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_CE, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_PFP, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_ME, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT1, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_CP_MEC_JT2, false);
+ cz_smu_populate_single_ucode_load_task(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_G, true);
+
+ return 0;
+}
+
+static int cz_smu_construct_toc_for_clock_table(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+
+ cz_smu->toc_entry_clock_table = cz_smu->toc_entry_used_count;
+
+ cz_smu_populate_single_scratch_task(smumgr,
+ CZ_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE,
+ TASK_TYPE_INITIALIZE, true);
+
+ return 0;
+}
+
+static int cz_smu_construct_toc(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+
+ cz_smu->toc_entry_used_count = 0;
+
+ cz_smu_initialize_toc_empty_job_list(smumgr);
+
+ cz_smu_construct_toc_for_rlc_aram_save(smumgr);
+
+ cz_smu_construct_toc_for_vddgfx_enter(smumgr);
+
+ cz_smu_construct_toc_for_vddgfx_exit(smumgr);
+
+ cz_smu_construct_toc_for_power_profiling(smumgr);
+
+ cz_smu_construct_toc_for_bootup(smumgr);
+
+ cz_smu_construct_toc_for_clock_table(smumgr);
+
+ return 0;
+}
+
+static int cz_smu_populate_firmware_entries(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ uint32_t firmware_type;
+ uint32_t i;
+ int ret;
+ enum cgs_ucode_id ucode_id;
+ struct cgs_firmware_info info = {0};
+
+ cz_smu->driver_buffer_length = 0;
+
+ for (i = 0; i < sizeof(firmware_list)/sizeof(*firmware_list); i++) {
+
+ firmware_type = cz_translate_firmware_enum_to_arg(
+ firmware_list[i]);
+
+ ucode_id = cz_convert_fw_type_to_cgs(firmware_type);
+
+ ret = cgs_get_firmware_info(smumgr->device,
+ ucode_id, &info);
+
+ if (ret == 0) {
+ cz_smu->driver_buffer[i].mc_addr_high =
+ smu_upper_32_bits(info.mc_addr);
+
+ cz_smu->driver_buffer[i].mc_addr_low =
+ smu_lower_32_bits(info.mc_addr);
+
+ cz_smu->driver_buffer[i].data_size = info.image_size;
+
+ cz_smu->driver_buffer[i].firmware_ID = firmware_list[i];
+ cz_smu->driver_buffer_length++;
+ }
+ }
+
+ return 0;
+}
+
+static int cz_smu_populate_single_scratch_entry(
+ struct pp_smumgr *smumgr,
+ enum cz_scratch_entry scratch_type,
+ uint32_t ulsize_byte,
+ struct cz_buffer_entry *entry)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ long long mc_addr =
+ ((long long)(cz_smu->smu_buffer.mc_addr_high) << 32)
+ | cz_smu->smu_buffer.mc_addr_low;
+
+ uint32_t ulsize_aligned = SIZE_ALIGN_32(ulsize_byte);
+
+ mc_addr += cz_smu->smu_buffer_used_bytes;
+
+ entry->data_size = ulsize_byte;
+ entry->kaddr = (char *) cz_smu->smu_buffer.kaddr +
+ cz_smu->smu_buffer_used_bytes;
+ entry->mc_addr_low = smu_lower_32_bits(mc_addr);
+ entry->mc_addr_high = smu_upper_32_bits(mc_addr);
+ entry->firmware_ID = scratch_type;
+
+ cz_smu->smu_buffer_used_bytes += ulsize_aligned;
+
+ return 0;
+}
+
+static int cz_download_pptable_settings(struct pp_smumgr *smumgr, void **table)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ unsigned long i;
+
+ for (i = 0; i < cz_smu->scratch_buffer_length; i++) {
+ if (cz_smu->scratch_buffer[i].firmware_ID
+ == CZ_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE)
+ break;
+ }
+
+ *table = (struct SMU8_Fusion_ClkTable *)cz_smu->scratch_buffer[i].kaddr;
+
+ cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_SetClkTableAddrHi,
+ cz_smu->scratch_buffer[i].mc_addr_high);
+
+ cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_SetClkTableAddrLo,
+ cz_smu->scratch_buffer[i].mc_addr_low);
+
+ cz_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_ExecuteJob,
+ cz_smu->toc_entry_clock_table);
+
+ cz_send_msg_to_smc(smumgr, PPSMC_MSG_ClkTableXferToDram);
+
+ return 0;
+}
+
+static int cz_upload_pptable_settings(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ unsigned long i;
+
+ for (i = 0; i < cz_smu->scratch_buffer_length; i++) {
+ if (cz_smu->scratch_buffer[i].firmware_ID
+ == CZ_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE)
+ break;
+ }
+
+ cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_SetClkTableAddrHi,
+ cz_smu->scratch_buffer[i].mc_addr_high);
+
+ cz_send_msg_to_smc_with_parameter(smumgr,
+ PPSMC_MSG_SetClkTableAddrLo,
+ cz_smu->scratch_buffer[i].mc_addr_low);
+
+ cz_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_ExecuteJob,
+ cz_smu->toc_entry_clock_table);
+
+ cz_send_msg_to_smc(smumgr, PPSMC_MSG_ClkTableXferToSmu);
+
+ return 0;
+}
+
+static int cz_smu_init(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu = (struct cz_smumgr *)smumgr->backend;
+ uint64_t mc_addr = 0;
+ int ret = 0;
+
+ cz_smu->toc_buffer.data_size = 4096;
+ cz_smu->smu_buffer.data_size =
+ ALIGN(UCODE_ID_RLC_SCRATCH_SIZE_BYTE, 32) +
+ ALIGN(UCODE_ID_RLC_SRM_ARAM_SIZE_BYTE, 32) +
+ ALIGN(UCODE_ID_RLC_SRM_DRAM_SIZE_BYTE, 32) +
+ ALIGN(sizeof(struct SMU8_MultimediaPowerLogData), 32) +
+ ALIGN(sizeof(struct SMU8_Fusion_ClkTable), 32);
+
+ ret = smu_allocate_memory(smumgr->device,
+ cz_smu->toc_buffer.data_size,
+ CGS_GPU_MEM_TYPE__GART_CACHEABLE,
+ PAGE_SIZE,
+ &mc_addr,
+ &cz_smu->toc_buffer.kaddr,
+ &cz_smu->toc_buffer.handle);
+ if (ret != 0)
+ return -1;
+
+ cz_smu->toc_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
+ cz_smu->toc_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
+
+ ret = smu_allocate_memory(smumgr->device,
+ cz_smu->smu_buffer.data_size,
+ CGS_GPU_MEM_TYPE__GART_CACHEABLE,
+ PAGE_SIZE,
+ &mc_addr,
+ &cz_smu->smu_buffer.kaddr,
+ &cz_smu->smu_buffer.handle);
+ if (ret != 0)
+ return -1;
+
+ cz_smu->smu_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
+ cz_smu->smu_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
+
+ cz_smu_populate_firmware_entries(smumgr);
+ if (0 != cz_smu_populate_single_scratch_entry(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH,
+ UCODE_ID_RLC_SCRATCH_SIZE_BYTE,
+ &cz_smu->scratch_buffer[cz_smu->scratch_buffer_length++])) {
+ printk(KERN_ERR "[ powerplay ] Error when Populate Firmware Entry.\n");
+ return -1;
+ }
+
+ if (0 != cz_smu_populate_single_scratch_entry(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_ARAM,
+ UCODE_ID_RLC_SRM_ARAM_SIZE_BYTE,
+ &cz_smu->scratch_buffer[cz_smu->scratch_buffer_length++])) {
+ printk(KERN_ERR "[ powerplay ] Error when Populate Firmware Entry.\n");
+ return -1;
+ }
+ if (0 != cz_smu_populate_single_scratch_entry(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SRM_DRAM,
+ UCODE_ID_RLC_SRM_DRAM_SIZE_BYTE,
+ &cz_smu->scratch_buffer[cz_smu->scratch_buffer_length++])) {
+ printk(KERN_ERR "[ powerplay ] Error when Populate Firmware Entry.\n");
+ return -1;
+ }
+
+ if (0 != cz_smu_populate_single_scratch_entry(smumgr,
+ CZ_SCRATCH_ENTRY_UCODE_ID_POWER_PROFILING,
+ sizeof(struct SMU8_MultimediaPowerLogData),
+ &cz_smu->scratch_buffer[cz_smu->scratch_buffer_length++])) {
+ printk(KERN_ERR "[ powerplay ] Error when Populate Firmware Entry.\n");
+ return -1;
+ }
+
+ if (0 != cz_smu_populate_single_scratch_entry(smumgr,
+ CZ_SCRATCH_ENTRY_SMU8_FUSION_CLKTABLE,
+ sizeof(struct SMU8_Fusion_ClkTable),
+ &cz_smu->scratch_buffer[cz_smu->scratch_buffer_length++])) {
+ printk(KERN_ERR "[ powerplay ] Error when Populate Firmware Entry.\n");
+ return -1;
+ }
+ cz_smu_construct_toc(smumgr);
+
+ return 0;
+}
+
+static int cz_smu_fini(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu;
+
+ if (smumgr == NULL || smumgr->device == NULL)
+ return -EINVAL;
+
+ cz_smu = (struct cz_smumgr *)smumgr->backend;
+ if (!cz_smu) {
+ cgs_free_gpu_mem(smumgr->device,
+ cz_smu->toc_buffer.handle);
+ cgs_free_gpu_mem(smumgr->device,
+ cz_smu->smu_buffer.handle);
+ kfree(cz_smu);
+ kfree(smumgr);
+ }
+
+ return 0;
+}
+
+static const struct pp_smumgr_func cz_smu_funcs = {
+ .smu_init = cz_smu_init,
+ .smu_fini = cz_smu_fini,
+ .start_smu = cz_start_smu,
+ .check_fw_load_finish = cz_check_fw_load_finish,
+ .request_smu_load_fw = NULL,
+ .request_smu_load_specific_fw = NULL,
+ .get_argument = cz_smum_get_argument,
+ .send_msg_to_smc = cz_send_msg_to_smc,
+ .send_msg_to_smc_with_parameter = cz_send_msg_to_smc_with_parameter,
+ .download_pptable_settings = cz_download_pptable_settings,
+ .upload_pptable_settings = cz_upload_pptable_settings,
+};
+
+int cz_smum_init(struct pp_smumgr *smumgr)
+{
+ struct cz_smumgr *cz_smu;
+
+ cz_smu = kzalloc(sizeof(struct cz_smumgr), GFP_KERNEL);
+ if (cz_smu == NULL)
+ return -ENOMEM;
+
+ smumgr->backend = cz_smu;
+ smumgr->smumgr_funcs = &cz_smu_funcs;
+ return 0;
+}
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