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author | 2023-12-12 12:17:31 -0500 | |
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committer | 2024-01-03 10:47:20 -0500 | |
commit | 6b2b782ad6a25734ae847d1659bea3f613dbb563 (patch) | |
tree | 87cee0658800cfada33c039210698ab7b2e2b2eb /drivers/gpu/drm/amd/display/dc/core | |
parent | drm/amd/display: Add dpia display mode validation logic (diff) | |
download | linux-6b2b782ad6a25734ae847d1659bea3f613dbb563.tar.gz linux-6b2b782ad6a25734ae847d1659bea3f613dbb563.tar.bz2 linux-6b2b782ad6a25734ae847d1659bea3f613dbb563.zip |
drm/amd/display: For FPO and SubVP/DRR configs program vmin/max sel
For FPO and SubVP/DRR cases we need to ensure to program
OTG_V_TOTAL_MIN/MAX_SEL, otherwise stretching the vblank in FPO / SubVP
/ DRR cases will not have any effect and we could hit underflow /
corruption.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Aric Cyr <aric.cyr@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index f2abc1096ffb..57f0ddd15923 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -4986,6 +4986,20 @@ enum dc_status update_dp_encoder_resources_for_test_harness(const struct dc *dc, return DC_OK; } +bool resource_subvp_in_use(struct dc *dc, + struct dc_state *context) +{ + uint32_t i; + + for (i = 0; i < dc->res_pool->pipe_count; i++) { + struct pipe_ctx *pipe = &context->res_ctx.pipe_ctx[i]; + + if (dc_state_get_pipe_subvp_type(context, pipe) != SUBVP_NONE) + return true; + } + return false; +} + bool check_subvp_sw_cursor_fallback_req(const struct dc *dc, struct dc_stream_state *stream) { if (!dc->debug.disable_subvp_high_refresh && is_subvp_high_refresh_candidate(stream)) |