Thread (41 messages) flat view 41 messages, 4 authors, 1d ago
WARM1d

[PATCH v3 13/19] drm: msm: mdp5: Add MDP5 configuration for MSM8952

From: Muzaffer Kadir via B4 Relay <devnull+muzafferkadir.mainlining.org@kernel.org>
Date: 2026-09-21 18:19:22
Also in: b4-sent, dri-devel, linux-arm-msm, linux-clk, linux-devicetree, linux-iommu, linux-mmc, linux-pm, lkml, phone-devel
Subsystem: drm driver for qualcomm display hardware, drm drivers, the rest · Maintainers: Rob Clark, Dmitry Baryshkov, David Airlie, Simona Vetter, Linus Torvalds

From: Muzaffer Kadir <redacted>

Add the mdp5_cfg_hw entry for MDP5 version v1.12 found on MSM8952.

Signed-off-by: Muzaffer Kadir <redacted>
---
 drivers/gpu/drm/msm/disp/mdp5/mdp5_cfg.c | 81 ++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_cfg.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_cfg.c
index 7c91fc1915f3..d34c94d6f7e2 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_cfg.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_cfg.c
@@ -744,6 +744,86 @@ static const struct mdp5_cfg_hw msm8x76_config = {
 	.max_clk = 360000000,
 };
 
+static const struct mdp5_cfg_hw msm8952_config = {
+	.name = "msm8952",
+	.mdp = {
+		.count = 1,
+		.base = { 0x0 },
+		.caps = MDP_CAP_SMP |
+			0,
+	},
+	.smp = {
+		.mmb_count = 8,
+		.mmb_size = 8192,
+		.clients = {
+			[SSPP_VIG0] = 1, [SSPP_DMA0] = 4,
+			[SSPP_RGB0] = 7, [SSPP_RGB1] = 8,
+		},
+	},
+	.ctl = {
+		.count = 3,
+		.base = { 0x01000, 0x01200, 0x01400 },
+		.flush_hw_mask = 0xffffffff,
+	},
+	.pipe_vig = {
+		.count = 1,
+		.base = { 0x04000 },
+		.caps = MDP_PIPE_CAP_HFLIP | MDP_PIPE_CAP_VFLIP |
+				MDP_PIPE_CAP_SCALE | MDP_PIPE_CAP_CSC |
+				MDP_PIPE_CAP_DECIMATION,
+	},
+	.pipe_rgb = {
+		.count = 2,
+		.base = { 0x14000, 0x16000 },
+		.caps = MDP_PIPE_CAP_HFLIP | MDP_PIPE_CAP_VFLIP |
+				MDP_PIPE_CAP_DECIMATION,
+	},
+	.pipe_dma = {
+		.count = 1,
+		.base = { 0x24000 },
+		.caps = MDP_PIPE_CAP_HFLIP | MDP_PIPE_CAP_VFLIP,
+	},
+	.pipe_cursor = {
+		.count = 1,
+		.base = { 0x440DC },
+		.caps = MDP_PIPE_CAP_HFLIP	|
+			MDP_PIPE_CAP_VFLIP	|
+			MDP_PIPE_CAP_SW_PIX_EXT	|
+			MDP_PIPE_CAP_CURSOR	|
+			0,
+	},
+	.lm = {
+		.count = 2,
+		.base = { 0x44000, 0x47000 },
+		.instances = {
+				{ .id = 0, .pp = 0, .dspp = 0,
+				  .caps = MDP_LM_CAP_DISPLAY, },
+				{ .id = 3, .pp = -1, .dspp = -1,
+				  .caps = MDP_LM_CAP_WB },
+			     },
+		.nb_stages = 8,
+		.max_width = 2048,
+		.max_height = 0xFFFF,
+	},
+	.dspp = {
+		.count = 1,
+		.base = { 0x54000 },
+
+	},
+	.pp = {
+		.count = 3,
+		.base = { 0x70000, 0x70800, 0x72000 },
+	},
+	.intf = {
+		.base = { 0x00000, 0x6a800 },
+		.connect = {
+			[0] = INTF_DISABLED,
+			[1] = INTF_DSI,
+		},
+	},
+	.max_clk = 320000000,
+};
+
 static const struct mdp5_cfg_hw msm8x53_config = {
 	.name = "msm8x53",
 	.mdp = {
@@ -1017,6 +1097,7 @@ static const struct mdp5_cfg_handler cfg_handlers_v1[] = {
 	{ .revision = 9, .config = { .hw = &msm8x94_config } },
 	{ .revision = 7, .config = { .hw = &msm8x96_config } },
 	{ .revision = 11, .config = { .hw = &msm8x76_config } },
+	{ .revision = 12, .config = { .hw = &msm8952_config } },
 	{ .revision = 14, .config = { .hw = &msm8937_config } },
 	{ .revision = 15, .config = { .hw = &msm8917_config } },
 	{ .revision = 16, .config = { .hw = &msm8x53_config } },
-- 
2.55.0

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