diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index a158cd502d3870b41cdb32f89d8572b9965dfb67..19fb20a6ed726b21516100f0d897a5db811be56c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -1829,6 +1829,9 @@ static void dpu_encoder_dsc_pipe_cfg(struct dpu_hw_dsc *hw_dsc, if (hw_pp->ops.setup_dsc) hw_pp->ops.setup_dsc(hw_pp); + if (hw_dsc->ops.dsc_bind_pingpong_blk) + hw_dsc->ops.dsc_bind_pingpong_blk(hw_dsc, true, hw_pp->idx); + if (hw_pp->ops.enable_dsc) hw_pp->ops.enable_dsc(hw_pp); } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h index e9a90c8763ffb2df43c53943f1e90f3f1e1f6a4f..56d98b4dd2ac9162e6f9d7077b2caef78da30107 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h @@ -273,6 +273,15 @@ enum { DPU_VBIF_MAX }; +/** + * DSC features + * @DPU_DSC_OUTPUT_CTRL Configure which PINGPONG block gets + * the pixel output from this DSC. + */ +enum { + DPU_DSC_OUTPUT_CTRL = 0x1, +}; + /** * MACRO DPU_HW_BLK_INFO - information of HW blocks inside DPU * @name: string name for debug purposes diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c index 3662df698dae5206dbbf7c312341c65c10be8212..619926da1441e9a93cc7749503fabe5a20e970fc 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.c @@ -29,6 +29,8 @@ #define DSC_RANGE_MAX_QP 0x0B0 #define DSC_RANGE_BPG_OFFSET 0x0EC +#define DSC_CTL(m) (0x1800 - 0x3FC * (m - DSC_0)) + static void dpu_hw_dsc_disable(struct dpu_hw_dsc *dsc) { struct dpu_hw_blk_reg_map *c = &dsc->hw; @@ -150,6 +152,29 @@ static void dpu_hw_dsc_config_thresh(struct dpu_hw_dsc *hw_dsc, } } +static void dpu_hw_dsc_bind_pingpong_blk( + struct dpu_hw_dsc *hw_dsc, + bool enable, + const enum dpu_pingpong pp) +{ + struct dpu_hw_blk_reg_map *c = &hw_dsc->hw; + int mux_cfg = 0xF; + u32 dsc_ctl_offset; + + dsc_ctl_offset = DSC_CTL(hw_dsc->idx); + + if (enable) + mux_cfg = (pp - PINGPONG_0) & 0x7; + + DRM_DEBUG_KMS("%s dsc:%d %s pp:%d\n", + enable ? "Binding" : "Unbinding", + hw_dsc->idx - DSC_0, + enable ? "to" : "from", + pp - PINGPONG_0); + + DPU_REG_WRITE(c, dsc_ctl_offset, mux_cfg); +} + static struct dpu_dsc_cfg *_dsc_offset(enum dpu_dsc dsc, const struct dpu_mdss_cfg *m, void __iomem *addr, @@ -174,6 +199,8 @@ static void _setup_dsc_ops(struct dpu_hw_dsc_ops *ops, ops->dsc_disable = dpu_hw_dsc_disable; ops->dsc_config = dpu_hw_dsc_config; ops->dsc_config_thresh = dpu_hw_dsc_config_thresh; + if (cap & BIT(DPU_DSC_OUTPUT_CTRL)) + ops->dsc_bind_pingpong_blk = dpu_hw_dsc_bind_pingpong_blk; }; struct dpu_hw_dsc *dpu_hw_dsc_init(enum dpu_dsc idx, void __iomem *addr, diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h index c0b77fe1a69688be591fb9e4aef7624dd1d6fd06..ae9b5db53d7f648056a58e17dc1b240dc65d197a 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_dsc.h @@ -42,6 +42,10 @@ struct dpu_hw_dsc_ops { */ void (*dsc_config_thresh)(struct dpu_hw_dsc *hw_dsc, struct drm_dsc_config *dsc); + + void (*dsc_bind_pingpong_blk)(struct dpu_hw_dsc *hw_dsc, + bool enable, + enum dpu_pingpong pp); }; struct dpu_hw_dsc {