diff options
| author | Samson Tam <Samson.Tam@amd.com> | 2025-09-25 15:01:23 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-10-20 18:19:27 -0400 |
| commit | f9491b67630ea7eeb9d19091ba9c0f3f6af82a81 (patch) | |
| tree | b6939ca8e09c4ec93fcf6d2cd3c71e3b3081e85f /drivers/gpu | |
| parent | 9dddfac98e3aa2e0c5164af948edd1fc4b550713 (diff) | |
| download | linux-next-f9491b67630ea7eeb9d19091ba9c0f3f6af82a81.tar.gz linux-next-f9491b67630ea7eeb9d19091ba9c0f3f6af82a81.zip | |
drm/amd/display: Add debug option to override EASF scaler taps
[Why & How]
Add new option override_easf to use in_taps instead of internal
taps policy for debugging
Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Signed-off-by: Samson Tam <Samson.Tam@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_spl_translate.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/sspl/dc_spl.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/sspl/dc_spl_types.h | 1 |
3 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_spl_translate.c b/drivers/gpu/drm/amd/display/dc/dc_spl_translate.c index 55704d4457ef..37d1a79e8241 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_spl_translate.c +++ b/drivers/gpu/drm/amd/display/dc/dc_spl_translate.c @@ -147,6 +147,8 @@ void translate_SPL_in_params_from_pipe_ctx(struct pipe_ctx *pipe_ctx, struct spl spl_in->prefer_easf = false; else if (pipe_ctx->stream->ctx->dc->debug.force_easf == 2) spl_in->disable_easf = true; + else if (pipe_ctx->stream->ctx->dc->debug.force_easf == 3) + spl_in->override_easf = true; /* Translate adaptive sharpening preference */ unsigned int sharpness_setting = pipe_ctx->stream->ctx->dc->debug.force_sharpness; unsigned int force_sharpness_level = pipe_ctx->stream->ctx->dc->debug.force_sharpness_level; diff --git a/drivers/gpu/drm/amd/display/dc/sspl/dc_spl.c b/drivers/gpu/drm/amd/display/dc/sspl/dc_spl.c index b1fb0f8a253a..7a839984dbc0 100644 --- a/drivers/gpu/drm/amd/display/dc/sspl/dc_spl.c +++ b/drivers/gpu/drm/amd/display/dc/sspl/dc_spl.c @@ -1018,6 +1018,21 @@ static bool spl_get_optimal_number_of_taps( spl_scratch->scl_data.taps.h_taps_c = 6; spl_scratch->scl_data.taps.v_taps_c = 6; } + + /* Override mode: keep EASF enabled but use input taps if valid */ + if (spl_in->override_easf) { + spl_scratch->scl_data.taps.h_taps = (in_taps->h_taps != 0) ? in_taps->h_taps : spl_scratch->scl_data.taps.h_taps; + spl_scratch->scl_data.taps.v_taps = (in_taps->v_taps != 0) ? in_taps->v_taps : spl_scratch->scl_data.taps.v_taps; + spl_scratch->scl_data.taps.h_taps_c = (in_taps->h_taps_c != 0) ? in_taps->h_taps_c : spl_scratch->scl_data.taps.h_taps_c; + spl_scratch->scl_data.taps.v_taps_c = (in_taps->v_taps_c != 0) ? in_taps->v_taps_c : spl_scratch->scl_data.taps.v_taps_c; + + if ((spl_scratch->scl_data.taps.h_taps > 6) || (spl_scratch->scl_data.taps.v_taps > 6)) + skip_easf = true; + if ((spl_scratch->scl_data.taps.h_taps > 1) && (spl_scratch->scl_data.taps.h_taps % 2)) + spl_scratch->scl_data.taps.h_taps--; + if ((spl_scratch->scl_data.taps.h_taps_c > 1) && (spl_scratch->scl_data.taps.h_taps_c % 2)) + spl_scratch->scl_data.taps.h_taps_c--; + } } /*Ensure we can support the requested number of vtaps*/ diff --git a/drivers/gpu/drm/amd/display/dc/sspl/dc_spl_types.h b/drivers/gpu/drm/amd/display/dc/sspl/dc_spl_types.h index 23d254dea18f..20e4e52a77ac 100644 --- a/drivers/gpu/drm/amd/display/dc/sspl/dc_spl_types.h +++ b/drivers/gpu/drm/amd/display/dc/sspl/dc_spl_types.h @@ -545,6 +545,7 @@ struct spl_in { enum linear_light_scaling lls_pref; // Linear Light Scaling bool prefer_easf; bool disable_easf; + bool override_easf; /* If true, keep EASF enabled but use provided in_taps */ struct spl_debug debug; bool is_fullscreen; bool is_hdr_on; |