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| author |   Nikola Cornij <nikola.cornij@amd.com> | 2019-04-02 12:40:22 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-06-22 09:34:10 -0500 |
| commit | c9ae6e1691cd1dcd5f7f76050b5eca16bc82445e (patch) | |
| tree | 0da915b62075e91af7ec0cb94c3d4626fd81c4e1 /drivers/gpu/drm/amd/display/dc/inc | |
| parent | drm/amd/display: Disable display writeback on Linux for NV10 (diff) | |
| download | linux-dev-c9ae6e1691cd1dcd5f7f76050b5eca16bc82445e.tar.xz linux-dev-c9ae6e1691cd1dcd5f7f76050b5eca16bc82445e.zip | |
drm/amd/display: Acquire DSC HW resource only if required by stream
[why]
There are ASICs that have fewer DSC engines than pipes, which makes
DSC a resource that should be used only if required.
[how]
Acquire DSC HW resource if required by stream and release when not
required anymore.
Signed-off-by: Nikola Cornij <nikola.cornij@amd.com>
Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/core_types.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h index e94f3c180144..61c04bd39ac6 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h +++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h @@ -142,6 +142,16 @@ struct resource_funcs { display_e2e_pipe_params_st *pipes, int pipe_cnt); #endif + +#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT +enum dc_status (*add_dsc_to_stream_resource)(struct dc *dc, + struct dc_state *dc_ctx, + struct dc_stream_state *dc_stream); + +enum dc_status (*remove_dsc_from_stream_resource)(struct dc *dc, + struct dc_state *new_ctx, + struct dc_stream_state *dc_stream); +#endif }; struct audio_support{ |