Similar to WB_MUX, CDM_MUX also needs to be adjusted to support dedicated CWB PINGPONGs Signed-off-by: Jessica Zhang <quic_jesszhan@xxxxxxxxxxx> --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c index ae1534c49ae0..3f88c3641d4a 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c @@ -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; --- base-commit: 6d3175a72cc07e90f81fb35841048a8a9b5134cb change-id: 20250305-cdm-cwb-mux-fix-69ed5297d4f7 Best regards, -- Jessica Zhang <quic_jesszhan@xxxxxxxxxxx>
