diff options
author | Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> | 2020-05-21 19:48:41 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2020-07-01 08:59:15 +0300 |
commit | 790373245ee6d7806f3608060529c94fcd525271 (patch) | |
tree | fbadc3e1ad72288ca39596c484cd4635c11738d3 /drivers/gpu/drm/amd/display/dc | |
parent | d99f13878d6f9c286b13860d8bf0b4db9ffb189a (diff) | |
download | linux-790373245ee6d7806f3608060529c94fcd525271.tar.xz |
drm/amd/display: Add DCN3 Support in DM (v2)
Handle DCN3 in amdgpu_dm
v2: fix num_pkrs handling
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_types.h | 9 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dm_helpers.h | 23 |
3 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h index 95175471e48d..b7a8c71e3e39 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h @@ -390,6 +390,7 @@ union dc_tiling_info { bool meta_linear; bool rb_aligned; bool pipe_aligned; + unsigned int num_pkrs; } gfx9; }; diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index c726fb0695da..d7b9d311d9e0 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -887,6 +887,15 @@ struct dsc_dec_dpcd_caps { uint32_t branch_max_line_width; }; +#if defined(CONFIG_DRM_AMD_DC_DCN3_0) +enum dc_gpu_mem_alloc_type { + DC_MEM_ALLOC_TYPE_GART, + DC_MEM_ALLOC_TYPE_FRAME_BUFFER, + DC_MEM_ALLOC_TYPE_INVISIBLE_FRAME_BUFFER, + DC_MEM_ALLOC_TYPE_AGP +}; + +#endif enum dc_psr_version { DC_PSR_VERSION_1 = 0, DC_PSR_VERSION_UNSUPPORTED = 0xFFFFFFFF, diff --git a/drivers/gpu/drm/amd/display/dc/dm_helpers.h b/drivers/gpu/drm/amd/display/dc/dm_helpers.h index 8bde1d688f2e..b2cc2bf95712 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_helpers.h +++ b/drivers/gpu/drm/amd/display/dc/dm_helpers.h @@ -35,6 +35,29 @@ struct dp_mst_stream_allocation_table; +#ifdef CONFIG_DRM_AMD_DC_DCN3_0 +/* + * Allocate memory accessible by the GPU + * + * frame buffer allocations must be aligned to a 4096-byte boundary + * + * Returns virtual address, sets addr to physical address + */ +void *dm_helpers_allocate_gpu_mem( + struct dc_context *ctx, + enum dc_gpu_mem_alloc_type type, + size_t size, + long long *addr); + +/* + * Free the GPU-accessible memory at the virtual address pvMem + */ +void dm_helpers_free_gpu_mem( + struct dc_context *ctx, + enum dc_gpu_mem_alloc_type type, + void *pvMem); + +#endif enum dc_edid_status dm_helpers_parse_edid_caps( struct dc_context *ctx, const struct dc_edid *edid, |