From 1f5bcc4316b3b2f87a366402f49116942ee2094c Mon Sep 17 00:00:00 2001
From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Date: Sun, 3 Dec 2023 03:32:01 +0300
Subject: [PATCH] drm/msm/dpu: enable writeback on SC8108X
Enable WB2 hardware block, enabling writeback support on this platform.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/570196/
Link: https://lore.kernel.org/r/20231203003203.1293087-3-dmitry.baryshkov@linaro.org
---
.../msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
index 9e3bec8bc1218..bab19ddd1d4f9 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_1_sc8180x.h
@@ -33,6 +33,7 @@ static const struct dpu_mdp_cfg sc8180x_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 },
},
};
@@ -297,6 +298,21 @@ static const struct dpu_dsc_cfg sc8180x_dsc[] = {
},
};
+static const struct dpu_wb_cfg sc8180x_wb[] = {
+ {
+ .name = "wb_2", .id = WB_2,
+ .base = 0x65000, .len = 0x2c8,
+ .features = WB_SDM845_MASK,
+ .format_list = wb2_formats_rgb,
+ .num_formats = ARRAY_SIZE(wb2_formats_rgb),
+ .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 sc8180x_intf[] = {
{
.name = "intf_0", .id = INTF_0,
@@ -410,6 +426,8 @@ const struct dpu_mdss_cfg dpu_sc8180x_cfg = {
.pingpong = sc8180x_pp,
.merge_3d_count = ARRAY_SIZE(sc8180x_merge_3d),
.merge_3d = sc8180x_merge_3d,
+ .wb_count = ARRAY_SIZE(sc8180x_wb),
+ .wb = sc8180x_wb,
.intf_count = ARRAY_SIZE(sc8180x_intf),
.intf = sc8180x_intf,
.vbif_count = ARRAY_SIZE(sdm845_vbif),
--
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