hdisplay for compressed images should be calculated as bytes_per_slice * slice_count. Thus, use MSM DSC helper to calculate hdisplay for dsi_timing_setup instead of directly using mode->hdisplay. Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> Signed-off-by: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx> --- drivers/gpu/drm/msm/dsi/dsi_host.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 508577c596ff..d60403372514 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -952,7 +952,7 @@ static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_bonded_dsi) * pulse width same */ h_total -= hdisplay; - hdisplay /= 3; + hdisplay = msm_dsc_get_bytes_per_line(msm_host->dsc) / 3; h_total += hdisplay; ha_end = ha_start + hdisplay; } -- 2.40.1
