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authorDave Airlie <airlied@redhat.com>2021-11-02 12:40:57 +1000
committerDave Airlie <airlied@redhat.com>2021-11-02 12:40:58 +1000
commitd9bd054177fbd2c4762546aec40fc3071bfe4cc0 (patch)
tree70e34d106c87a7a7fefb810213786a0b8a19b69c /drivers/gpu/drm/amd/display/modules/freesync/freesync.c
parent31fa8cbce4664946a1688898410fee41ad05364d (diff)
parent403475be6d8b122c3e6b8a47e075926d7299e5ef (diff)
downloadlinux-d9bd054177fbd2c4762546aec40fc3071bfe4cc0.tar.bz2
Merge tag 'amd-drm-next-5.16-2021-10-29' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.16-2021-10-29: amdgpu: - RAS fixes - Fix a potential memory leak in device tear down - Add a stutter mode quirk - Misc display fixes - Further display FP refactoring - Display USB4 fixes - Display DP2.0 fixes - DCN 3.1 fixes - Display 8 ch audio fix - Fix DMA mask regression for SI parts - Aldebaran fixes amdkfd: - userptr fix - BO lifetime fix - Misc code cleanup UAPI: - Minor header cleanup (no functional change) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20211029184338.4863-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/freesync/freesync.c')
-rw-r--r--drivers/gpu/drm/amd/display/modules/freesync/freesync.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
index b99aa232bd8b..bd1d1dc93629 100644
--- a/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
+++ b/drivers/gpu/drm/amd/display/modules/freesync/freesync.c
@@ -155,9 +155,18 @@ static unsigned int calc_v_total_from_duration(
if (duration_in_us > vrr->max_duration_in_us)
duration_in_us = vrr->max_duration_in_us;
- v_total = div64_u64(div64_u64(((unsigned long long)(
- duration_in_us) * (stream->timing.pix_clk_100hz / 10)),
- stream->timing.h_total), 1000);
+ if (dc_is_hdmi_signal(stream->signal)) {
+ uint32_t h_total_up_scaled;
+
+ h_total_up_scaled = stream->timing.h_total * 10000;
+ v_total = div_u64((unsigned long long)duration_in_us
+ * stream->timing.pix_clk_100hz + (h_total_up_scaled - 1),
+ h_total_up_scaled);
+ } else {
+ v_total = div64_u64(div64_u64(((unsigned long long)(
+ duration_in_us) * (stream->timing.pix_clk_100hz / 10)),
+ stream->timing.h_total), 1000);
+ }
/* v_total cannot be less than nominal */
if (v_total < stream->timing.v_total) {