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authorSylvia Tsai <sylvia.tsai@amd.com>2017-02-09 16:35:39 -0500
committerAlex Deucher <alexander.deucher@amd.com>2017-09-26 17:14:23 -0400
commit8f16f28936afcf68b92625d331a8ca760a386139 (patch)
treef13450706a368b919794151f83d3859f2bd03184
parente266fdf6944749e100b065b5a95c7bb33d2aa2d6 (diff)
downloadlinux-8f16f28936afcf68b92625d331a8ca760a386139.tar.bz2
drm/amd/display: Set ignore_msa_timing flag for freesync modes
- Set ignore_msa_timing_param to 1 only for modes that can support freesync Signed-off-by: Sylvia Tsai <sylvia.tsai@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Acked-by: Harry Wentland <Harry.Wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/modules/freesync/freesync.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
index 1ee732768f6e..b00b1df71f3e 100644
--- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
+++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
@@ -262,7 +262,11 @@ bool mod_freesync_add_stream(struct mod_freesync *mod_freesync,
enable_for_video = false;
}
- if (caps->supported)
+ unsigned int nom_refresh_rate_micro_hz = (unsigned int)
+ (((unsigned long long) core_stream->public.timing.pix_clk_khz) * 1000ULL * 1000ULL * 1000ULL
+ / core_stream->public.timing.h_total / core_stream->public.timing.v_total);
+
+ if (caps->supported && nom_refresh_rate_micro_hz >= caps->min_refresh_in_micro_hz && nom_refresh_rate_micro_hz <= caps->max_refresh_in_micro_hz)
core_stream->public.ignore_msa_timing_param = 1;
core_freesync->num_entities++;