* found in the LICENSE file.
*/
#ifdef DRV_AMDGPU
+#include <amdgpu.h>
+#include <amdgpu_drm.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <xf86drm.h>
-#include <amdgpu_drm.h>
-#include <amdgpu.h>
#include "addrinterface.h"
#include "drv_priv.h"
#define CIASICIDGFXENGINE_SOUTHERNISLAND 0x0000000A
#endif
+// clang-format off
#define mmCC_RB_BACKEND_DISABLE 0x263d
#define mmGB_TILE_MODE0 0x2644
#define mmGB_MACROTILE_MODE0 0x2664
FAMILY_PI,
FAMILY_LAST,
};
+// clang-format on
-const static uint32_t supported_formats[] = {
- DRM_FORMAT_ARGB8888, DRM_FORMAT_XBGR8888, DRM_FORMAT_XRGB8888
-};
+const static uint32_t render_target_formats[] = { DRM_FORMAT_ARGB8888, DRM_FORMAT_RGB565,
+ DRM_FORMAT_XBGR8888, DRM_FORMAT_XRGB8888 };
+
+const static uint32_t texture_source_formats[] = { DRM_FORMAT_GR88, DRM_FORMAT_R8, DRM_FORMAT_NV21,
+ DRM_FORMAT_NV12 };
-static int amdgpu_set_metadata(int fd, uint32_t handle,
- struct amdgpu_bo_metadata *info)
+static int amdgpu_set_metadata(int fd, uint32_t handle, struct amdgpu_bo_metadata *info)
{
- struct drm_amdgpu_gem_metadata args = {0};
+ struct drm_amdgpu_gem_metadata args = { 0 };
if (!info)
return -EINVAL;
memcpy(args.data.data, info->umd_metadata, info->size_metadata);
}
- return drmCommandWriteRead(fd, DRM_AMDGPU_GEM_METADATA, &args,
- sizeof(args));
+ return drmCommandWriteRead(fd, DRM_AMDGPU_GEM_METADATA, &args, sizeof(args));
}
-static int amdgpu_read_mm_regs(int fd, unsigned dword_offset,
- unsigned count, uint32_t instance,
+static int amdgpu_read_mm_regs(int fd, unsigned dword_offset, unsigned count, uint32_t instance,
uint32_t flags, uint32_t *values)
{
struct drm_amdgpu_info request;
memset(&request, 0, sizeof(request));
- request.return_pointer = (uintptr_t) values;
+ request.return_pointer = (uintptr_t)values;
request.return_size = count * sizeof(uint32_t);
request.query = AMDGPU_INFO_READ_MMR_REG;
request.read_mmr_reg.dword_offset = dword_offset;
request.read_mmr_reg.instance = instance;
request.read_mmr_reg.flags = flags;
- return drmCommandWrite(fd, DRM_AMDGPU_INFO, &request,
- sizeof(struct drm_amdgpu_info));
+ return drmCommandWrite(fd, DRM_AMDGPU_INFO, &request, sizeof(struct drm_amdgpu_info));
}
static int amdgpu_query_gpu(int fd, struct amdgpu_gpu_info *gpu_info)
if (!gpu_info)
return -EINVAL;
- instance = AMDGPU_INFO_MMR_SH_INDEX_MASK <<
- AMDGPU_INFO_MMR_SH_INDEX_SHIFT;
+ instance = AMDGPU_INFO_MMR_SH_INDEX_MASK << AMDGPU_INFO_MMR_SH_INDEX_SHIFT;
ret = amdgpu_read_mm_regs(fd, mmCC_RB_BACKEND_DISABLE, 1, instance, 0,
&gpu_info->backend_disable[0]);
if (ret)
return ret;
/* extract bitfield CC_RB_BACKEND_DISABLE.BACKEND_DISABLE */
- gpu_info->backend_disable[0] =
- (gpu_info->backend_disable[0] >> 16) & 0xff;
+ gpu_info->backend_disable[0] = (gpu_info->backend_disable[0] >> 16) & 0xff;
- ret = amdgpu_read_mm_regs(fd, mmGB_TILE_MODE0, 32, 0xffffffff, 0,
- gpu_info->gb_tile_mode);
+ ret = amdgpu_read_mm_regs(fd, mmGB_TILE_MODE0, 32, 0xffffffff, 0, gpu_info->gb_tile_mode);
if (ret)
return ret;
if (ret)
return ret;
- ret = amdgpu_read_mm_regs(fd, mmGB_ADDR_CONFIG, 1, 0xffffffff, 0,
- &gpu_info->gb_addr_cfg);
+ ret = amdgpu_read_mm_regs(fd, mmGB_ADDR_CONFIG, 1, 0xffffffff, 0, &gpu_info->gb_addr_cfg);
if (ret)
return ret;
- ret = amdgpu_read_mm_regs(fd, mmMC_ARB_RAMCFG, 1, 0xffffffff, 0,
- &gpu_info->mc_arb_ramcfg);
+ ret = amdgpu_read_mm_regs(fd, mmMC_ARB_RAMCFG, 1, 0xffffffff, 0, &gpu_info->mc_arb_ramcfg);
if (ret)
return ret;
return ADDR_OK;
}
-static int amdgpu_addrlib_compute(void *addrlib, uint32_t width,
- uint32_t height, uint32_t format,
- uint32_t usage, uint32_t *tiling_flags,
+static int amdgpu_addrlib_compute(void *addrlib, uint32_t width, uint32_t height, uint32_t format,
+ uint64_t use_flags, uint32_t *tiling_flags,
ADDR_COMPUTE_SURFACE_INFO_OUTPUT *addr_out)
{
- ADDR_COMPUTE_SURFACE_INFO_INPUT addr_surf_info_in = {0};
- ADDR_TILEINFO addr_tile_info = {0};
- ADDR_TILEINFO addr_tile_info_out = {0};
+ ADDR_COMPUTE_SURFACE_INFO_INPUT addr_surf_info_in = { 0 };
+ ADDR_TILEINFO addr_tile_info = { 0 };
+ ADDR_TILEINFO addr_tile_info_out = { 0 };
+ uint32_t bits_per_pixel;
addr_surf_info_in.size = sizeof(ADDR_COMPUTE_SURFACE_INFO_INPUT);
/* Set the requested tiling mode. */
addr_surf_info_in.tileMode = ADDR_TM_2D_TILED_THIN1;
- if (usage & (BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_SW_READ_OFTEN |
- BO_USE_SW_WRITE_OFTEN))
+ if (use_flags &
+ (BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN))
addr_surf_info_in.tileMode = ADDR_TM_LINEAR_ALIGNED;
else if (width <= 16 || height <= 16)
addr_surf_info_in.tileMode = ADDR_TM_1D_TILED_THIN1;
+ bits_per_pixel = drv_stride_from_format(format, 1, 0) * 8;
/* Bits per pixel should be calculated from format*/
- addr_surf_info_in.bpp = drv_bpp_from_format(format, 0);
+ addr_surf_info_in.bpp = bits_per_pixel;
addr_surf_info_in.numSamples = 1;
addr_surf_info_in.width = width;
addr_surf_info_in.height = height;
addr_surf_info_in.flags.noStencil = 1;
/* Set the micro tile type. */
- if (usage & BO_USE_SCANOUT)
+ if (use_flags & BO_USE_SCANOUT)
addr_surf_info_in.tileType = ADDR_DISPLAYABLE;
else
addr_surf_info_in.tileType = ADDR_NON_DISPLAYABLE;
addr_out->size = sizeof(ADDR_COMPUTE_SURFACE_INFO_OUTPUT);
addr_out->pTileInfo = &addr_tile_info_out;
- if (AddrComputeSurfaceInfo(addrlib, &addr_surf_info_in,
- addr_out) != ADDR_OK)
+ if (AddrComputeSurfaceInfo(addrlib, &addr_surf_info_in, addr_out) != ADDR_OK)
return -EINVAL;
- ADDR_CONVERT_TILEINFOTOHW_INPUT s_in = {0};
- ADDR_CONVERT_TILEINFOTOHW_OUTPUT s_out = {0};
- ADDR_TILEINFO s_tile_hw_info_out = {0};
+ ADDR_CONVERT_TILEINFOTOHW_INPUT s_in = { 0 };
+ ADDR_CONVERT_TILEINFOTOHW_OUTPUT s_out = { 0 };
+ ADDR_TILEINFO s_tile_hw_info_out = { 0 };
s_in.size = sizeof(ADDR_CONVERT_TILEINFOTOHW_INPUT);
/* Convert from real value to HW value */
/* LINEAR_ALIGNED */
*tiling_flags |= AMDGPU_TILING_SET(ARRAY_MODE, 1);
- *tiling_flags |= AMDGPU_TILING_SET(BANK_WIDTH,
- drv_log_base2(addr_tile_info_out.bankWidth));
- *tiling_flags |= AMDGPU_TILING_SET(BANK_HEIGHT,
- drv_log_base2(addr_tile_info_out.bankHeight));
- *tiling_flags |= AMDGPU_TILING_SET(TILE_SPLIT,
- s_tile_hw_info_out.tileSplitBytes);
+ *tiling_flags |= AMDGPU_TILING_SET(BANK_WIDTH, drv_log_base2(addr_tile_info_out.bankWidth));
+ *tiling_flags |=
+ AMDGPU_TILING_SET(BANK_HEIGHT, drv_log_base2(addr_tile_info_out.bankHeight));
+ *tiling_flags |= AMDGPU_TILING_SET(TILE_SPLIT, s_tile_hw_info_out.tileSplitBytes);
*tiling_flags |= AMDGPU_TILING_SET(MACRO_TILE_ASPECT,
- drv_log_base2(addr_tile_info_out.macroAspectRatio));
- *tiling_flags |= AMDGPU_TILING_SET(PIPE_CONFIG,
- s_tile_hw_info_out.pipeConfig);
+ drv_log_base2(addr_tile_info_out.macroAspectRatio));
+ *tiling_flags |= AMDGPU_TILING_SET(PIPE_CONFIG, s_tile_hw_info_out.pipeConfig);
*tiling_flags |= AMDGPU_TILING_SET(NUM_BANKS, s_tile_hw_info_out.banks);
return 0;
static void *amdgpu_addrlib_init(int fd)
{
int ret;
- ADDR_CREATE_INPUT addr_create_input = {0};
- ADDR_CREATE_OUTPUT addr_create_output = {0};
- ADDR_REGISTER_VALUE reg_value = {0};
- ADDR_CREATE_FLAGS create_flags = { {0} };
+ ADDR_CREATE_INPUT addr_create_input = { 0 };
+ ADDR_CREATE_OUTPUT addr_create_output = { 0 };
+ ADDR_REGISTER_VALUE reg_value = { 0 };
+ ADDR_CREATE_FLAGS create_flags = { { 0 } };
ADDR_E_RETURNCODE addr_ret;
addr_create_input.size = sizeof(ADDR_CREATE_INPUT);
addr_create_output.size = sizeof(ADDR_CREATE_OUTPUT);
- struct amdgpu_gpu_info gpu_info = {0};
+ struct amdgpu_gpu_info gpu_info = { 0 };
ret = amdgpu_query_gpu(fd, &gpu_info);
reg_value.backendDisables = gpu_info.backend_disable[0];
reg_value.pTileConfig = gpu_info.gb_tile_mode;
- reg_value.noOfEntries = sizeof(gpu_info.gb_tile_mode)
- / sizeof(gpu_info.gb_tile_mode[0]);
+ reg_value.noOfEntries = sizeof(gpu_info.gb_tile_mode) / sizeof(gpu_info.gb_tile_mode[0]);
reg_value.pMacroTileConfig = gpu_info.gb_macro_tile_mode;
- reg_value.noOfMacroEntries = sizeof(gpu_info.gb_macro_tile_mode)
- / sizeof(gpu_info.gb_macro_tile_mode[0]);
+ reg_value.noOfMacroEntries =
+ sizeof(gpu_info.gb_macro_tile_mode) / sizeof(gpu_info.gb_macro_tile_mode[0]);
create_flags.value = 0;
create_flags.useTileIndex = 1;
int ret;
void *addrlib;
struct format_metadata metadata;
- uint32_t flags = BO_COMMON_USE_MASK;
+ uint64_t use_flags = BO_USE_RENDER_MASK;
addrlib = amdgpu_addrlib_init(drv_get_fd(drv));
if (!addrlib)
drv->priv = addrlib;
+ ret = drv_add_combinations(drv, texture_source_formats, ARRAY_SIZE(texture_source_formats),
+ &LINEAR_METADATA, BO_USE_TEXTURE_MASK);
+ if (ret)
+ return ret;
+
+ drv_modify_combination(drv, DRM_FORMAT_NV21, &LINEAR_METADATA, BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_NV12, &LINEAR_METADATA, BO_USE_SCANOUT);
+
metadata.tiling = ADDR_DISPLAYABLE << 16 | ADDR_TM_LINEAR_ALIGNED;
- metadata.priority = 1;
- metadata.modifier = DRM_FORMAT_MOD_NONE;
+ metadata.priority = 2;
+ metadata.modifier = DRM_FORMAT_MOD_LINEAR;
- ret = drv_add_combinations(drv, supported_formats,
- ARRAY_SIZE(supported_formats), &metadata,
- flags);
+ ret = drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
+ &metadata, use_flags);
if (ret)
return ret;
- drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata,
- BO_USE_CURSOR | BO_USE_SCANOUT);
- drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata,
- BO_USE_CURSOR | BO_USE_SCANOUT);
- drv_modify_combination(drv, DRM_FORMAT_XBGR8888, &metadata,
- BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata, BO_USE_CURSOR | BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata, BO_USE_CURSOR | BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_XBGR8888, &metadata, BO_USE_SCANOUT);
metadata.tiling = ADDR_NON_DISPLAYABLE << 16 | ADDR_TM_LINEAR_ALIGNED;
- metadata.priority = 2;
- metadata.modifier = DRM_FORMAT_MOD_NONE;
+ metadata.priority = 3;
+ metadata.modifier = DRM_FORMAT_MOD_LINEAR;
- ret = drv_add_combinations(drv, supported_formats,
- ARRAY_SIZE(supported_formats), &metadata,
- flags);
+ ret = drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
+ &metadata, use_flags);
if (ret)
return ret;
- flags &= ~BO_USE_SW_WRITE_OFTEN;
- flags &= ~BO_USE_SW_READ_OFTEN;
- flags &= ~BO_USE_LINEAR;
+ use_flags &= ~BO_USE_SW_WRITE_OFTEN;
+ use_flags &= ~BO_USE_SW_READ_OFTEN;
+ use_flags &= ~BO_USE_LINEAR;
metadata.tiling = ADDR_DISPLAYABLE << 16 | ADDR_TM_2D_TILED_THIN1;
- metadata.priority = 3;
+ metadata.priority = 4;
- ret = drv_add_combinations(drv, supported_formats,
- ARRAY_SIZE(supported_formats), &metadata,
- flags);
+ ret = drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
+ &metadata, use_flags);
if (ret)
return ret;
- drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata,
- BO_USE_SCANOUT);
- drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata,
- BO_USE_SCANOUT);
- drv_modify_combination(drv, DRM_FORMAT_XBGR8888, &metadata,
- BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata, BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata, BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_XBGR8888, &metadata, BO_USE_SCANOUT);
metadata.tiling = ADDR_NON_DISPLAYABLE << 16 | ADDR_TM_2D_TILED_THIN1;
- metadata.priority = 4;
+ metadata.priority = 5;
- ret = drv_add_combinations(drv, supported_formats,
- ARRAY_SIZE(supported_formats), &metadata,
- flags);
+ ret = drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats),
+ &metadata, use_flags);
if (ret)
return ret;
drv->priv = NULL;
}
-static int amdgpu_bo_create(struct bo *bo, uint32_t width, uint32_t height,
- uint32_t format, uint32_t usage)
+static int amdgpu_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint32_t format,
+ uint64_t use_flags)
{
- void *addrlib = bo->drv->priv;
+ void *addrlib = bo->drv->priv;
union drm_amdgpu_gem_create gem_create;
- struct amdgpu_bo_metadata metadata = {0};
- ADDR_COMPUTE_SURFACE_INFO_OUTPUT addr_out = {0};
+ struct amdgpu_bo_metadata metadata = { 0 };
+ ADDR_COMPUTE_SURFACE_INFO_OUTPUT addr_out = { 0 };
uint32_t tiling_flags = 0;
- uint32_t gem_create_flags = 0;
+ size_t plane;
int ret;
- if (amdgpu_addrlib_compute(addrlib, width,
- height, format, usage,
- &tiling_flags,
- &addr_out) < 0)
- return -EINVAL;
-
- bo->tiling = tiling_flags;
- bo->offsets[0] = 0;
- bo->sizes[0] = addr_out.surfSize;
- bo->strides[0] = addr_out.pixelPitch
- * DIV_ROUND_UP(addr_out.pixelBits, 8);
- if (usage & (BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_SW_READ_OFTEN |
- BO_USE_SW_WRITE_OFTEN | BO_USE_SW_WRITE_RARELY |
- BO_USE_SW_READ_RARELY))
- gem_create_flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
- else
- gem_create_flags |= AMDGPU_GEM_CREATE_NO_CPU_ACCESS;
+ if (format == DRM_FORMAT_NV12 || format == DRM_FORMAT_NV21) {
+ drv_bo_from_format(bo, ALIGN(width, 64), height, format);
+ } else {
+ if (amdgpu_addrlib_compute(addrlib, width, height, format, use_flags, &tiling_flags,
+ &addr_out) < 0)
+ return -EINVAL;
+
+ bo->tiling = tiling_flags;
+ /* RGB has 1 plane only */
+ bo->offsets[0] = 0;
+ bo->total_size = bo->sizes[0] = addr_out.surfSize;
+ bo->strides[0] = addr_out.pixelPitch * DIV_ROUND_UP(addr_out.pixelBits, 8);
+ }
memset(&gem_create, 0, sizeof(gem_create));
- gem_create.in.bo_size = bo->sizes[0];
+
+ gem_create.in.bo_size = bo->total_size;
gem_create.in.alignment = addr_out.baseAlign;
/* Set the placement. */
gem_create.in.domains = AMDGPU_GEM_DOMAIN_VRAM;
- gem_create.in.domain_flags = gem_create_flags;
-
+ gem_create.in.domain_flags = AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
/* Allocate the buffer with the preferred heap. */
- ret = drmCommandWriteRead(drv_get_fd(bo->drv), DRM_AMDGPU_GEM_CREATE,
- &gem_create, sizeof(gem_create));
+ ret = drmCommandWriteRead(drv_get_fd(bo->drv), DRM_AMDGPU_GEM_CREATE, &gem_create,
+ sizeof(gem_create));
if (ret < 0)
return ret;
- bo->handles[0].u32 = gem_create.out.handle;
-
metadata.tiling_info = tiling_flags;
- ret = amdgpu_set_metadata(drv_get_fd(bo->drv),
- bo->handles[0].u32, &metadata);
+ for (plane = 0; plane < bo->num_planes; plane++)
+ bo->handles[plane].u32 = gem_create.out.handle;
+
+ ret = amdgpu_set_metadata(drv_get_fd(bo->drv), bo->handles[0].u32, &metadata);
return ret;
}
-static void *amdgpu_bo_map(struct bo *bo, struct map_info *data, size_t plane)
+static void *amdgpu_bo_map(struct bo *bo, struct map_info *data, size_t plane, uint32_t map_flags)
{
int ret;
union drm_amdgpu_gem_mmap gem_map;
memset(&gem_map, 0, sizeof(gem_map));
- gem_map.in.handle = bo->handles[0].u32;
+ gem_map.in.handle = bo->handles[plane].u32;
ret = drmIoctl(bo->drv->fd, DRM_IOCTL_AMDGPU_GEM_MMAP, &gem_map);
if (ret) {
fprintf(stderr, "drv: DRM_IOCTL_AMDGPU_GEM_MMAP failed\n");
return MAP_FAILED;
}
- data->length = bo->sizes[0];
- return mmap(0, bo->sizes[0], PROT_READ | PROT_WRITE, MAP_SHARED,
- bo->drv->fd, gem_map.out.addr_ptr);
+ data->length = bo->total_size;
+
+ return mmap(0, bo->total_size, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd,
+ gem_map.out.addr_ptr);
+}
+
+static uint32_t amdgpu_resolve_format(uint32_t format, uint64_t use_flags)
+{
+ switch (format) {
+ case DRM_FORMAT_FLEX_YCbCr_420_888:
+ return DRM_FORMAT_NV12;
+ default:
+ return format;
+ }
}
struct backend backend_amdgpu = {
.bo_destroy = drv_gem_bo_destroy,
.bo_import = drv_prime_bo_import,
.bo_map = amdgpu_bo_map,
+ .bo_unmap = drv_bo_munmap,
+ .resolve_format = amdgpu_resolve_format,
};
#endif
-
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