Active HW CTL blocks need separate handling for merge_3d flushes. Implement necessary merge_3d configuration and flushing.
Signed-off-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 16 ++++++++++++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h | 12 ++++++++++++ 2 files changed, 28 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c index f61b545d7257..8981cfa9dbc3 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c @@ -22,7 +22,9 @@ #define CTL_PREPARE 0x0d0 #define CTL_SW_RESET 0x030 #define CTL_LAYER_EXTN_OFFSET 0x40 +#define CTL_MERGE_3D_ACTIVE 0x0E4 #define CTL_INTF_ACTIVE 0x0F4 +#define CTL_MERGE_3D_FLUSH 0x100 #define CTL_INTF_FLUSH 0x110 #define CTL_INTF_MASTER 0x134
@@ -30,6 +32,7 @@ #define CTL_FLUSH_MASK_CTL BIT(17)
#define DPU_REG_RESET_TIMEOUT_US 2000 +#define MERGE_3D_IDX 23 #define INTF_IDX 31
static const struct dpu_ctl_cfg *_ctl_offset(enum dpu_ctl ctl, @@ -112,6 +115,9 @@ static u32 dpu_hw_ctl_get_pending_flush(struct dpu_hw_ctl *ctx) static inline void dpu_hw_ctl_trigger_flush_v1(struct dpu_hw_ctl *ctx) {
+ if (ctx->pending_flush_mask & BIT(MERGE_3D_IDX)) + DPU_REG_WRITE(&ctx->hw, CTL_MERGE_3D_FLUSH, + ctx->pending_merge_3d_flush_mask); if (ctx->pending_flush_mask & BIT(INTF_IDX)) DPU_REG_WRITE(&ctx->hw, CTL_INTF_FLUSH, ctx->pending_intf_flush_mask); @@ -242,6 +248,13 @@ static void dpu_hw_ctl_update_pending_flush_intf_v1(struct dpu_hw_ctl *ctx, ctx->pending_flush_mask |= BIT(INTF_IDX); }
+static void dpu_hw_ctl_update_pending_flush_merge_3d_v1(struct dpu_hw_ctl *ctx, + enum dpu_merge_3d merge_3d) +{ + ctx->pending_merge_3d_flush_mask |= BIT(merge_3d - MERGE_3D_0); + ctx->pending_flush_mask |= BIT(MERGE_3D_IDX); +} + static uint32_t dpu_hw_ctl_get_bitmask_dspp(struct dpu_hw_ctl *ctx, enum dpu_dspp dspp) { @@ -483,6 +496,7 @@ static void dpu_hw_ctl_intf_cfg_v1(struct dpu_hw_ctl *ctx,
DPU_REG_WRITE(c, CTL_TOP, mode_sel); DPU_REG_WRITE(c, CTL_INTF_ACTIVE, intf_active); + DPU_REG_WRITE(c, CTL_MERGE_3D_ACTIVE, BIT(cfg->merge_3d - MERGE_3D_0)); }
static void dpu_hw_ctl_intf_cfg(struct dpu_hw_ctl *ctx, @@ -523,6 +537,8 @@ static void _setup_ctl_ops(struct dpu_hw_ctl_ops *ops, ops->setup_intf_cfg = dpu_hw_ctl_intf_cfg_v1; ops->update_pending_flush_intf = dpu_hw_ctl_update_pending_flush_intf_v1; + ops->update_pending_flush_merge_3d = + dpu_hw_ctl_update_pending_flush_merge_3d_v1; } else { ops->trigger_flush = dpu_hw_ctl_trigger_flush; ops->setup_intf_cfg = dpu_hw_ctl_intf_cfg; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h index 73378fcba2d1..e93a42ab60b1 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.h @@ -37,12 +37,14 @@ struct dpu_hw_stage_cfg { * struct dpu_hw_intf_cfg :Describes how the DPU writes data to output interface * @intf : Interface id * @mode_3d: 3d mux configuration + * @merge_3d: 3d merge block used * @intf_mode_sel: Interface mode, cmd / vid * @stream_sel: Stream selection for multi-stream interfaces */ struct dpu_hw_intf_cfg { enum dpu_intf intf; enum dpu_3d_blend_mode mode_3d; + enum dpu_merge_3d merge_3d; enum dpu_ctl_mode_sel intf_mode_sel; int stream_sel; }; @@ -99,6 +101,15 @@ struct dpu_hw_ctl_ops { void (*update_pending_flush_intf)(struct dpu_hw_ctl *ctx, enum dpu_intf blk);
+ /** + * OR in the given flushbits to the cached pending_(merge_3d_)flush_mask + * No effect on hardware + * @ctx : ctl path ctx pointer + * @blk : interface block index + */ + void (*update_pending_flush_merge_3d)(struct dpu_hw_ctl *ctx, + enum dpu_merge_3d blk); + /** * Write the value of the pending_flush_mask to hardware * @ctx : ctl path ctx pointer @@ -181,6 +192,7 @@ struct dpu_hw_ctl { const struct dpu_lm_cfg *mixer_hw_caps; u32 pending_flush_mask; u32 pending_intf_flush_mask; + u32 pending_merge_3d_flush_mask;
/* ops */ struct dpu_hw_ctl_ops ops;