[PATCH v2 07/11] drm/amd/display: Refactor surface tiling setup.
Bas Nieuwenhuizen
bas at basnieuwenhuizen.nl
Fri Sep 4 16:07:05 UTC 2020
Prepare for inserting modifiers based configuration, while sharing
a bunch of DCC validation & initializing the device-based configuration.
Signed-off-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 211 ++++++++++--------
1 file changed, 116 insertions(+), 95 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 72e16aa03504..4fb77b25e28c 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -3687,46 +3687,83 @@ static int fill_dc_scaling_info(const struct drm_plane_state *state,
return 0;
}
-static inline uint64_t get_dcc_address(uint64_t address, uint64_t tiling_flags)
+static void
+fill_gfx8_tiling_info_from_flags(union dc_tiling_info *tiling_info,
+ uint64_t tiling_flags)
{
- uint32_t offset = AMDGPU_TILING_GET(tiling_flags, DCC_OFFSET_256B);
+ /* Fill GFX8 params */
+ if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == DC_ARRAY_2D_TILED_THIN1) {
+ unsigned int bankw, bankh, mtaspect, tile_split, num_banks;
+
+ bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
+ bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
+ mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
+ tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
+ num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
- return offset ? (address + offset * 256) : 0;
+ /* XXX fix me for VI */
+ tiling_info->gfx8.num_banks = num_banks;
+ tiling_info->gfx8.array_mode =
+ DC_ARRAY_2D_TILED_THIN1;
+ tiling_info->gfx8.tile_split = tile_split;
+ tiling_info->gfx8.bank_width = bankw;
+ tiling_info->gfx8.bank_height = bankh;
+ tiling_info->gfx8.tile_aspect = mtaspect;
+ tiling_info->gfx8.tile_mode =
+ DC_ADDR_SURF_MICRO_TILING_DISPLAY;
+ } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE)
+ == DC_ARRAY_1D_TILED_THIN1) {
+ tiling_info->gfx8.array_mode = DC_ARRAY_1D_TILED_THIN1;
+ }
+
+ tiling_info->gfx8.pipe_config =
+ AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
+}
+
+static void
+fill_gfx9_tiling_info_from_device(const struct amdgpu_device *adev,
+ union dc_tiling_info *tiling_info)
+{
+ tiling_info->gfx9.num_pipes =
+ adev->gfx.config.gb_addr_config_fields.num_pipes;
+ tiling_info->gfx9.num_banks =
+ adev->gfx.config.gb_addr_config_fields.num_banks;
+ tiling_info->gfx9.pipe_interleave =
+ adev->gfx.config.gb_addr_config_fields.pipe_interleave_size;
+ tiling_info->gfx9.num_shader_engines =
+ adev->gfx.config.gb_addr_config_fields.num_se;
+ tiling_info->gfx9.max_compressed_frags =
+ adev->gfx.config.gb_addr_config_fields.max_compress_frags;
+ tiling_info->gfx9.num_rb_per_se =
+ adev->gfx.config.gb_addr_config_fields.num_rb_per_se;
+ tiling_info->gfx9.shaderEnable = 1;
+#ifdef CONFIG_DRM_AMD_DC_DCN3_0
+ if (adev->asic_type == CHIP_SIENNA_CICHLID)
+ tiling_info->gfx9.num_pkrs = adev->gfx.config.gb_addr_config_fields.num_pkrs;
+#endif
}
static int
-fill_plane_dcc_attributes(struct amdgpu_device *adev,
- const struct amdgpu_framebuffer *afb,
- const enum surface_pixel_format format,
- const enum dc_rotation_angle rotation,
- const struct plane_size *plane_size,
- const union dc_tiling_info *tiling_info,
- const uint64_t info,
- struct dc_plane_dcc_param *dcc,
- struct dc_plane_address *address,
- bool force_disable_dcc)
+validate_dcc(struct amdgpu_device *adev,
+ const enum surface_pixel_format format,
+ const enum dc_rotation_angle rotation,
+ const union dc_tiling_info *tiling_info,
+ const struct dc_plane_dcc_param *dcc,
+ const struct dc_plane_address *address,
+ const struct plane_size *plane_size)
{
struct dc *dc = adev->dm.dc;
struct dc_dcc_surface_param input;
struct dc_surface_dcc_cap output;
- uint64_t plane_address = afb->address + afb->base.offsets[0];
- uint32_t offset = AMDGPU_TILING_GET(info, DCC_OFFSET_256B);
- uint32_t i64b = AMDGPU_TILING_GET(info, DCC_INDEPENDENT_64B) != 0;
- uint64_t dcc_address;
memset(&input, 0, sizeof(input));
memset(&output, 0, sizeof(output));
- if (force_disable_dcc)
- return 0;
-
- if (!offset)
+ if (!dcc->enable)
return 0;
- if (format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN)
- return -EINVAL;
-
- if (!dc->cap_funcs.get_dcc_compression_cap)
+ if (format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN ||
+ !dc->cap_funcs.get_dcc_compression_cap)
return -EINVAL;
input.format = format;
@@ -3745,17 +3782,60 @@ fill_plane_dcc_attributes(struct amdgpu_device *adev,
if (!output.capable)
return -EINVAL;
- if (i64b == 0 && output.grph.rgb.independent_64b_blks != 0)
+ if (dcc->independent_64b_blks == 0 &&
+ output.grph.rgb.independent_64b_blks != 0)
return -EINVAL;
+ return 0;
+}
+
+static void
+fill_dcc_params_from_flags(const struct amdgpu_framebuffer *afb,
+ struct dc_plane_dcc_param *dcc,
+ struct dc_plane_address *address,
+ const uint64_t flags, bool force_disable_dcc)
+{
+ uint64_t dcc_address;
+ uint64_t plane_address = afb->address + afb->base.offsets[0];
+ uint32_t offset = AMDGPU_TILING_GET(flags, DCC_OFFSET_256B);
+ uint32_t i64b = AMDGPU_TILING_GET(flags, DCC_INDEPENDENT_64B) != 0;
+
+ if (!offset || force_disable_dcc)
+ return;
+
dcc->enable = 1;
- dcc->meta_pitch =
- AMDGPU_TILING_GET(info, DCC_PITCH_MAX) + 1;
+ dcc->meta_pitch = AMDGPU_TILING_GET(flags, DCC_PITCH_MAX) + 1;
dcc->independent_64b_blks = i64b;
- dcc_address = get_dcc_address(plane_address, info);
+ dcc_address = plane_address + (uint64_t)offset * 256;
address->grph.meta_addr.low_part = lower_32_bits(dcc_address);
address->grph.meta_addr.high_part = upper_32_bits(dcc_address);
+}
+
+
+static int
+fill_gfx9_plane_attributes_from_flags(struct amdgpu_device *adev,
+ const struct amdgpu_framebuffer *afb,
+ const enum surface_pixel_format format,
+ const enum dc_rotation_angle rotation,
+ const struct plane_size *plane_size,
+ union dc_tiling_info *tiling_info,
+ struct dc_plane_dcc_param *dcc,
+ struct dc_plane_address *address,
+ uint64_t tiling_flags,
+ bool force_disable_dcc)
+{
+ int ret;
+
+ fill_gfx9_tiling_info_from_device(adev, tiling_info);
+
+ tiling_info->gfx9.swizzle =
+ AMDGPU_TILING_GET(tiling_flags, SWIZZLE_MODE);
+
+ fill_dcc_params_from_flags(afb, dcc, address, tiling_flags, force_disable_dcc);
+ ret = validate_dcc(adev, format, rotation, tiling_info, dcc, address, plane_size);
+ if (ret)
+ return ret;
return 0;
}
@@ -3827,74 +3907,15 @@ fill_plane_buffer_attributes(struct amdgpu_device *adev,
upper_32_bits(chroma_addr);
}
- /* Fill GFX8 params */
- if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == DC_ARRAY_2D_TILED_THIN1) {
- unsigned int bankw, bankh, mtaspect, tile_split, num_banks;
-
- bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
- bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
- mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
- tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
- num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
-
- /* XXX fix me for VI */
- tiling_info->gfx8.num_banks = num_banks;
- tiling_info->gfx8.array_mode =
- DC_ARRAY_2D_TILED_THIN1;
- tiling_info->gfx8.tile_split = tile_split;
- tiling_info->gfx8.bank_width = bankw;
- tiling_info->gfx8.bank_height = bankh;
- tiling_info->gfx8.tile_aspect = mtaspect;
- tiling_info->gfx8.tile_mode =
- DC_ADDR_SURF_MICRO_TILING_DISPLAY;
- } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE)
- == DC_ARRAY_1D_TILED_THIN1) {
- tiling_info->gfx8.array_mode = DC_ARRAY_1D_TILED_THIN1;
- }
-
- tiling_info->gfx8.pipe_config =
- AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
-
- if (adev->asic_type == CHIP_VEGA10 ||
- adev->asic_type == CHIP_VEGA12 ||
- adev->asic_type == CHIP_VEGA20 ||
- adev->asic_type == CHIP_NAVI10 ||
- adev->asic_type == CHIP_NAVI14 ||
- adev->asic_type == CHIP_NAVI12 ||
-#if defined(CONFIG_DRM_AMD_DC_DCN3_0)
- adev->asic_type == CHIP_SIENNA_CICHLID ||
- adev->asic_type == CHIP_NAVY_FLOUNDER ||
-#endif
- adev->asic_type == CHIP_RENOIR ||
- adev->asic_type == CHIP_RAVEN) {
- /* Fill GFX9 params */
- tiling_info->gfx9.num_pipes =
- adev->gfx.config.gb_addr_config_fields.num_pipes;
- tiling_info->gfx9.num_banks =
- adev->gfx.config.gb_addr_config_fields.num_banks;
- tiling_info->gfx9.pipe_interleave =
- adev->gfx.config.gb_addr_config_fields.pipe_interleave_size;
- tiling_info->gfx9.num_shader_engines =
- adev->gfx.config.gb_addr_config_fields.num_se;
- tiling_info->gfx9.max_compressed_frags =
- adev->gfx.config.gb_addr_config_fields.max_compress_frags;
- tiling_info->gfx9.num_rb_per_se =
- adev->gfx.config.gb_addr_config_fields.num_rb_per_se;
- tiling_info->gfx9.swizzle =
- AMDGPU_TILING_GET(tiling_flags, SWIZZLE_MODE);
- tiling_info->gfx9.shaderEnable = 1;
-
-#ifdef CONFIG_DRM_AMD_DC_DCN3_0
- if (adev->asic_type == CHIP_SIENNA_CICHLID ||
- adev->asic_type == CHIP_NAVY_FLOUNDER)
- tiling_info->gfx9.num_pkrs = adev->gfx.config.gb_addr_config_fields.num_pkrs;
-#endif
- ret = fill_plane_dcc_attributes(adev, afb, format, rotation,
- plane_size, tiling_info,
- tiling_flags, dcc, address,
- force_disable_dcc);
+ if (adev->family >= AMDGPU_FAMILY_AI) {
+ ret = fill_gfx9_plane_attributes_from_flags(adev, afb, format, rotation,
+ plane_size, tiling_info, dcc,
+ address, tiling_flags,
+ force_disable_dcc);
if (ret)
return ret;
+ } else {
+ fill_gfx8_tiling_info_from_flags(tiling_info, tiling_flags);
}
return 0;
--
2.28.0
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