summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorPaloma Arellano <quic_parellan@quicinc.com>2024-02-22 22:39:47 +0300
committerSasha Levin <sashal@kernel.org>2024-03-27 01:17:16 +0300
commit0b492855578b6dc35c7f93b8083ccc57a363f979 (patch)
tree0bf86eb82ba10fd0b4ae147563fe607a3ea71c14
parentc180da571187fb34c17ca3fb6717751955103c50 (diff)
downloadlinux-0b492855578b6dc35c7f93b8083ccc57a363f979.tar.xz
drm/msm/dpu: add division of drm_display_mode's hskew parameter
[ Upstream commit 551ee0f210991d25f336bc27262353bfe99d3eed ] Setting up the timing engine when the physical encoder has a split role neglects dividing the drm_display_mode's hskew parameter. Let's fix this since this must also be done in preparation for implementing YUV420 over DP. Fixes: 25fdd5933e4c ("drm/msm: Add SDM845 DPU support") Signed-off-by: Paloma Arellano <quic_parellan@quicinc.com> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Patchwork: https://patchwork.freedesktop.org/patch/579605/ Link: https://lore.kernel.org/r/20240222194025.25329-3-quic_parellan@quicinc.com Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
index f562beb6f797..f02411b062c4 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
@@ -260,12 +260,14 @@ static void dpu_encoder_phys_vid_setup_timing_engine(
mode.htotal >>= 1;
mode.hsync_start >>= 1;
mode.hsync_end >>= 1;
+ mode.hskew >>= 1;
DPU_DEBUG_VIDENC(phys_enc,
- "split_role %d, halve horizontal %d %d %d %d\n",
+ "split_role %d, halve horizontal %d %d %d %d %d\n",
phys_enc->split_role,
mode.hdisplay, mode.htotal,
- mode.hsync_start, mode.hsync_end);
+ mode.hsync_start, mode.hsync_end,
+ mode.hskew);
}
drm_mode_to_intf_timing_params(phys_enc, &mode, &timing_params);