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| author | Pengyu Luo <mitltlatltl@gmail.com> | 2026-03-07 14:12:48 +0300 |
|---|---|---|
| committer | Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> | 2026-03-25 09:06:14 +0300 |
| commit | 2d51cfb77daa30b10bc68c403f8ace35783d2922 (patch) | |
| tree | 0ac8a4e265a7ce7bb4ad8187a2a581607ff46ab6 | |
| parent | 961c900628fef77ad07b4bc4c868e47b9a1269c7 (diff) | |
| download | linux-2d51cfb77daa30b10bc68c403f8ace35783d2922.tar.xz | |
drm/msm/dsi: fix bits_per_pclk
mipi_dsi_pixel_format_to_bpp return dst bpp not src bpp, dst bpp may
not be the uncompressed data size. use src bpc * 3 to get src bpp,
this aligns with pclk rate calculation.
Fixes: ac47870fd795 ("drm/msm/dsi: fix hdisplay calculation when programming dsi registers")
Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
Patchwork: https://patchwork.freedesktop.org/patch/709916/
Link: https://lore.kernel.org/r/20260307111250.105772-1-mitltlatltl@gmail.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 6cb634590e7a..3efcc3f6c381 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1048,7 +1048,7 @@ static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_bonded_dsi) */ h_total -= hdisplay; if (wide_bus_enabled) - bits_per_pclk = mipi_dsi_pixel_format_to_bpp(msm_host->format); + bits_per_pclk = dsc->bits_per_component * 3; else bits_per_pclk = 24; |