From 271192494fb224766a82a6d1801e3fdb453b6ca0 Mon Sep 17 00:00:00 2001 From: Sylvia Tsai Date: Thu, 9 Feb 2017 16:35:39 -0500 Subject: [PATCH 0209/4131] 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 Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/modules/freesync/freesync.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c index 1ee7327..b00b1df 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++; -- 2.7.4