Re: [RFT PATCH v2 1/4] drm/msm/dpu: enable writeback on SM8150

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On 12/2/2023 4:32 PM, Dmitry Baryshkov wrote:
Enable WB2 hardware block, enabling writeback support on this platform.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
  .../drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h | 18 ++++++++++++++++++
  1 file changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h
index 9392ad2b4d3f..62deedb206b4 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h
@@ -34,6 +34,7 @@ static const struct dpu_mdp_cfg sm8150_mdp = {
  		[DPU_CLK_CTRL_DMA1] = { .reg_off = 0x2b4, .bit_off = 8 },
  		[DPU_CLK_CTRL_DMA2] = { .reg_off = 0x2bc, .bit_off = 8 },
  		[DPU_CLK_CTRL_DMA3] = { .reg_off = 0x2c4, .bit_off = 8 },
+		[DPU_CLK_CTRL_WB2] = { .reg_off = 0x2bc, .bit_off = 16 },
  	},
  };
@@ -291,6 +292,21 @@ static const struct dpu_dsc_cfg sm8150_dsc[] = {
  	},
  };
+static const struct dpu_wb_cfg sm8150_wb[] = {
+	{
+		.name = "wb_2", .id = WB_2,
+		.base = 0x65000, .len = 0x2c8,
+		.features = WB_SDM845_MASK,
+		.format_list = wb2_formats,
+		.num_formats = ARRAY_SIZE(wb2_formats),

This should now be wb2_formats_rgb.

With that fixed,

Reviewed-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>

+		.clk_ctrl = DPU_CLK_CTRL_WB2,
+		.xin_id = 6,
+		.vbif_idx = VBIF_RT,
+		.maxlinewidth = 4096,
+		.intr_wb_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 4),
+	},
+};
+
  static const struct dpu_intf_cfg sm8150_intf[] = {
  	{
  		.name = "intf_0", .id = INTF_0,
@@ -385,6 +401,8 @@ const struct dpu_mdss_cfg dpu_sm8150_cfg = {
  	.pingpong = sm8150_pp,
  	.merge_3d_count = ARRAY_SIZE(sm8150_merge_3d),
  	.merge_3d = sm8150_merge_3d,
+	.wb_count = ARRAY_SIZE(sm8150_wb),
+	.wb = sm8150_wb,
  	.intf_count = ARRAY_SIZE(sm8150_intf),
  	.intf = sm8150_intf,
  	.vbif_count = ARRAY_SIZE(sdm845_vbif),



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