linux-kernel - [PATCH v2 07/22] drm/msm/dpu: Add CWB entry to catalog for SM8650

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Message-ID: <20240924-concurrent-wb-v2-7-7849f900e863@quicinc.com>
Date: Tue, 24 Sep 2024 15:59:23 -0700
From: Jessica Zhang <quic_jesszhan@...cinc.com>
To: Rob Clark <robdclark@...il.com>,
        Dmitry Baryshkov
	<dmitry.baryshkov@...aro.org>,
        <quic_abhinavk@...cinc.com>, Sean Paul
	<sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        "David
 Airlie" <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        "Maarten
 Lankhorst" <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard
	<mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>
CC: <quic_ebharadw@...cinc.com>, <linux-arm-msm@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>, <freedreno@...ts.freedesktop.org>,
        <linux-kernel@...r.kernel.org>, Rob Clark <robdclark@...omium.org>,
        Ville Syrjälä <ville.syrjala@...ux.intel.com>,
        "Jessica
 Zhang" <quic_jesszhan@...cinc.com>
Subject: [PATCH v2 07/22] drm/msm/dpu: Add CWB entry to catalog for SM8650

From: Esha Bharadwaj <quic_ebharadw@...cinc.com>

Add a new block for concurrent writeback mux to the SM8650 HW catalog

Signed-off-by: Esha Bharadwaj <quic_ebharadw@...cinc.com>
Signed-off-by: Jessica Zhang <quic_jesszhan@...cinc.com>
---
 .../gpu/drm/msm/disp/dpu1/catalog/dpu_10_0_sm8650.h | 21 +++++++++++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h      | 13 +++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_10_0_sm8650.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_10_0_sm8650.h
index eb5dfff2ec4f..33f5faf4833f 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_10_0_sm8650.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_10_0_sm8650.h
@@ -350,6 +350,25 @@ static const struct dpu_wb_cfg sm8650_wb[] = {
 	},
 };
 
+static const struct dpu_cwb_cfg sm8650_cwb[] = {
+	{
+		.name = "cwb_0", .id = CWB_0,
+		.base = 0x66200, .len = 0x8,
+	},
+	{
+		.name = "cwb_1", .id = CWB_1,
+		.base = 0x66600, .len = 0x8,
+	},
+	{
+		.name = "cwb_2", .id = CWB_2,
+		.base = 0x7E200, .len = 0x8,
+	},
+	{
+		.name = "cwb_3", .id = CWB_3,
+		.base = 0x7E600, .len = 0x8,
+	},
+};
+
 static const struct dpu_intf_cfg sm8650_intf[] = {
 	{
 		.name = "intf_0", .id = INTF_0,
@@ -447,6 +466,8 @@ const struct dpu_mdss_cfg dpu_sm8650_cfg = {
 	.merge_3d = sm8650_merge_3d,
 	.wb_count = ARRAY_SIZE(sm8650_wb),
 	.wb = sm8650_wb,
+	.cwb_count = ARRAY_SIZE(sm8650_cwb),
+	.cwb = sm8650_cwb,
 	.intf_count = ARRAY_SIZE(sm8650_intf),
 	.intf = sm8650_intf,
 	.vbif_count = ARRAY_SIZE(sm8650_vbif),
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 37e18e820a20..b42d8b3640e2 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
@@ -621,6 +621,16 @@ struct dpu_wb_cfg {
 	enum dpu_clk_ctrl_type clk_ctrl;
 };
 
+/*
+ * struct dpu_cwb_cfg : MDP CWB mux instance info
+ * @id:                enum identifying this block
+ * @base:              register base offset to mdss
+ * @features           bit mask identifying sub-blocks/features
+ */
+struct dpu_cwb_cfg {
+	DPU_HW_BLK_INFO;
+};
+
 /**
  * struct dpu_vbif_dynamic_ot_cfg - dynamic OT setting
  * @pps                pixel per seconds
@@ -823,6 +833,9 @@ struct dpu_mdss_cfg {
 	u32 dspp_count;
 	const struct dpu_dspp_cfg *dspp;
 
+	u32 cwb_count;
+	const struct dpu_cwb_cfg *cwb;
+
 	/* Add additional block data structures here */
 
 	const struct dpu_perf_cfg *perf;

-- 
2.34.1