Commit 1cf5cd92 authored by Jessica Zhang's avatar Jessica Zhang Committed by Dmitry Baryshkov
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drm/msm/dpu: Adjust CDM_MUX to support CWB PINGPONG 



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

Signed-off-by: default avatarJessica Zhang <quic_jesszhan@quicinc.com>
Reviewed-by: default avatarAbhinav Kumar <quic_abhinavk@quicinc.com>
Reviewed-by: default avatarDmitry 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: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
parent 69d02730

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_cdm.c

+3 −1
Original line number Diff line number Diff line
@@ -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;