github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-25 07:33:19 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/msm/dpu: Adjust CDM_MUX to support CWB PINGPONG

Browse Source 
Similar to WB_MUX, CDM_MUX also needs to be adjusted to support
dedicated CWB PINGPONGs

Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/641272/
Link: https://lore.kernel.org/r/20250305-cdm-cwb-mux-fix-v1-1-16148ca6e4d2@quicinc.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
This commit is contained in:
Jessica Zhang 2025-03-05 19:16:51 -08:00 committed by Dmitry Baryshkov
parent 69d0273043
commit 1cf5cd92a2
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c
View File

@ -214,7 +214,9 @@ static void dpu_hw_cdm_bind_pingpong_blk(struct dpu_hw_cdm *ctx, const enum dpu_
mux_cfg = DPU_REG_READ(c, CDM_MUX);
mux_cfg &= ~0xf;
if (pp)
if (pp >= PINGPONG_CWB_0)
mux_cfg |= 0xd;
else if (pp)
mux_cfg |= (pp - PINGPONG_0) & 0x7;
else
mux_cfg |= 0xf;