drm/msm/dpu: Add support for MSM8953

Add support for MSM8953, which has MDP5 v1.16. It looks like
trimmed down version of MSM8996. Less SSPP, LM and PP blocks. No DSC,
etc.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
[Remove intr_start from CTLs config, reword the commit]
Signed-off-by: Barnabás Czémán <barnabas.czeman@mainlining.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/617310/
Link: https://lore.kernel.org/r/20240930-dpu-msm8953-msm8996-v2-2-594c3e3190b4@mainlining.org

drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_1_16_msm8953.h

@@ -0,0 +1,218 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2023, Linaro Limited
+ */
+
+#ifndef _DPU_1_16_MSM8953_H
+#define _DPU_1_16_MSM8953_H
+
+static const struct dpu_caps msm8953_dpu_caps = {
+	.max_mixer_width = DEFAULT_DPU_LINE_WIDTH,
+	.max_mixer_blendstages = 0x4,
+	.max_linewidth = DEFAULT_DPU_LINE_WIDTH,
+	.pixel_ram_size = 40 * 1024,
+	.max_hdeci_exp = MAX_HORZ_DECIMATION,
+	.max_vdeci_exp = MAX_VERT_DECIMATION,
+};
+
+static const struct dpu_mdp_cfg msm8953_mdp[] = {
+	{
+		.name = "top_0",
+		.base = 0x0, .len = 0x454,
+		.features = BIT(DPU_MDP_VSYNC_SEL),
+		.clk_ctrls = {
+			[DPU_CLK_CTRL_VIG0] = { .reg_off = 0x2ac, .bit_off = 0 },
+			[DPU_CLK_CTRL_RGB0] = { .reg_off = 0x2ac, .bit_off = 4 },
+			[DPU_CLK_CTRL_RGB1] = { .reg_off = 0x2b4, .bit_off = 4 },
+			[DPU_CLK_CTRL_DMA0] = { .reg_off = 0x2ac, .bit_off = 8 },
+			[DPU_CLK_CTRL_CURSOR0] = { .reg_off = 0x3a8, .bit_off = 16 },
+		},
+	},
+};
+
+static const struct dpu_ctl_cfg msm8953_ctl[] = {
+	{
+		.name = "ctl_0", .id = CTL_0,
+		.base = 0x1000, .len = 0x64,
+	}, {
+		.name = "ctl_1", .id = CTL_1,
+		.base = 0x1200, .len = 0x64,
+	}, {
+		.name = "ctl_2", .id = CTL_2,
+		.base = 0x1400, .len = 0x64,
+	},
+};
+
+static const struct dpu_sspp_cfg msm8953_sspp[] = {
+	{
+		.name = "sspp_0", .id = SSPP_VIG0,
+		.base = 0x4000, .len = 0x150,
+		.features = VIG_MSM8953_MASK,
+		.sblk = &dpu_vig_sblk_qseed2,
+		.xin_id = 0,
+		.type = SSPP_TYPE_VIG,
+		.clk_ctrl = DPU_CLK_CTRL_VIG0,
+	}, {
+		.name = "sspp_4", .id = SSPP_RGB0,
+		.base = 0x14000, .len = 0x150,
+		.features = RGB_MSM8953_MASK,
+		.sblk = &dpu_rgb_sblk,
+		.xin_id = 1,
+		.type = SSPP_TYPE_RGB,
+		.clk_ctrl = DPU_CLK_CTRL_RGB0,
+	}, {
+		.name = "sspp_5", .id = SSPP_RGB1,
+		.base = 0x16000, .len = 0x150,
+		.features = RGB_MSM8953_MASK,
+		.sblk = &dpu_rgb_sblk,
+		.xin_id = 5,
+		.type = SSPP_TYPE_RGB,
+		.clk_ctrl = DPU_CLK_CTRL_RGB1,
+	}, {
+		.name = "sspp_8", .id = SSPP_DMA0,
+		.base = 0x24000, .len = 0x150,
+		.features = DMA_MSM8953_MASK | BIT(DPU_SSPP_CURSOR),
+		.sblk = &dpu_dma_sblk,
+		.xin_id = 2,
+		.type = SSPP_TYPE_DMA,
+		.clk_ctrl = DPU_CLK_CTRL_DMA0,
+	},
+};
+
+static const struct dpu_lm_cfg msm8953_lm[] = {
+	{
+		.name = "lm_0", .id = LM_0,
+		.base = 0x44000, .len = 0x320,
+		.sblk = &msm8998_lm_sblk,
+		.lm_pair = LM_1,
+		.pingpong = PINGPONG_0,
+		.dspp = DSPP_0,
+	}, {
+		.name = "lm_1", .id = LM_1,
+		.base = 0x45000, .len = 0x320,
+		.sblk = &msm8998_lm_sblk,
+		.lm_pair = LM_0,
+		.pingpong = PINGPONG_1,
+	},
+};
+
+static const struct dpu_pingpong_cfg msm8953_pp[] = {
+	{
+		.name = "pingpong_0", .id = PINGPONG_0,
+		.base = 0x70000, .len = 0xd4,
+		.features = PINGPONG_MSM8996_MASK,
+		.sblk = &msm8996_pp_sblk,
+		.intr_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 8),
+		.intr_rdptr = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 12),
+	}, {
+		.name = "pingpong_1", .id = PINGPONG_1,
+		.base = 0x70800, .len = 0xd4,
+		.features = PINGPONG_MSM8996_MASK,
+		.sblk = &msm8996_pp_sblk,
+		.intr_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 9),
+		.intr_rdptr = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 13),
+	},
+};
+
+static const struct dpu_dspp_cfg msm8953_dspp[] = {
+	{
+		.name = "dspp_0", .id = DSPP_0,
+		.base = 0x54000, .len = 0x1800,
+		.features = DSPP_SC7180_MASK,
+		.sblk = &msm8998_dspp_sblk,
+	},
+};
+
+static const struct dpu_intf_cfg msm8953_intf[] = {
+	{
+		.name = "intf_0", .id = INTF_0,
+		.base = 0x6a000, .len = 0x268,
+		.type = INTF_NONE,
+		.prog_fetch_lines_worst_case = 14,
+		.intr_underrun = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 24),
+		.intr_vsync = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 25),
+		.intr_tear_rd_ptr = -1,
+	}, {
+		.name = "intf_1", .id = INTF_1,
+		.base = 0x6a800, .len = 0x268,
+		.type = INTF_DSI,
+		.controller_id = MSM_DSI_CONTROLLER_0,
+		.prog_fetch_lines_worst_case = 14,
+		.intr_underrun = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
+		.intr_vsync = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+		.intr_tear_rd_ptr = -1,
+	}, {
+		.name = "intf_2", .id = INTF_2,
+		.base = 0x6b000, .len = 0x268,
+		.type = INTF_DSI,
+		.controller_id = MSM_DSI_CONTROLLER_1,
+		.prog_fetch_lines_worst_case = 14,
+		.intr_underrun = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
+		.intr_vsync = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
+		.intr_tear_rd_ptr = -1,
+	},
+};
+
+static const struct dpu_perf_cfg msm8953_perf_data = {
+	.max_bw_low = 3400000,
+	.max_bw_high = 3400000,
+	.min_core_ib = 2400000,
+	.min_llcc_ib = 0, /* No LLCC on this SoC */
+	.min_dram_ib = 800000,
+	.undersized_prefill_lines = 2,
+	.xtra_prefill_lines = 2,
+	.dest_scale_prefill_lines = 3,
+	.macrotile_prefill_lines = 4,
+	.yuv_nv12_prefill_lines = 8,
+	.linear_prefill_lines = 1,
+	.downscaling_prefill_lines = 1,
+	.amortizable_threshold = 25,
+	.min_prefill_lines = 14,
+	.danger_lut_tbl = {0xf, 0xffff, 0x0},
+	.safe_lut_tbl = {0xfffc, 0xff00, 0xffff},
+	.qos_lut_tbl = {
+		{.nentry = ARRAY_SIZE(msm8998_qos_linear),
+		.entries = msm8998_qos_linear
+		},
+		{.nentry = ARRAY_SIZE(msm8998_qos_macrotile),
+		.entries = msm8998_qos_macrotile
+		},
+		{.nentry = ARRAY_SIZE(msm8998_qos_nrt),
+		.entries = msm8998_qos_nrt
+		},
+	},
+	.cdp_cfg = {
+		{.rd_enable = 1, .wr_enable = 1},
+		{.rd_enable = 1, .wr_enable = 0}
+	},
+	.clk_inefficiency_factor = 105,
+	.bw_inefficiency_factor = 120,
+};
+
+static const struct dpu_mdss_version msm8953_mdss_ver = {
+	.core_major_ver = 1,
+	.core_minor_ver = 16,
+};
+
+const struct dpu_mdss_cfg dpu_msm8953_cfg = {
+	.mdss_ver = &msm8953_mdss_ver,
+	.caps = &msm8953_dpu_caps,
+	.mdp = msm8953_mdp,
+	.ctl_count = ARRAY_SIZE(msm8953_ctl),
+	.ctl = msm8953_ctl,
+	.sspp_count = ARRAY_SIZE(msm8953_sspp),
+	.sspp = msm8953_sspp,
+	.mixer_count = ARRAY_SIZE(msm8953_lm),
+	.mixer = msm8953_lm,
+	.dspp_count = ARRAY_SIZE(msm8953_dspp),
+	.dspp = msm8953_dspp,
+	.pingpong_count = ARRAY_SIZE(msm8953_pp),
+	.pingpong = msm8953_pp,
+	.intf_count = ARRAY_SIZE(msm8953_intf),
+	.intf = msm8953_intf,
+	.vbif_count = ARRAY_SIZE(msm8996_vbif),
+	.vbif = msm8996_vbif,
+	.perf = &msm8953_perf_data,
+};
+
+#endif

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c

@@ -21,6 +21,11 @@
 	(VIG_BASE_MASK | \
 	BIT(DPU_SSPP_CSC_10BIT))
 
+#define VIG_MSM8953_MASK \
+	(BIT(DPU_SSPP_QOS) |\
+	 BIT(DPU_SSPP_SCALER_QSEED2) |\
+	 BIT(DPU_SSPP_CSC))
+
 #define VIG_MSM8996_MASK \
 	(BIT(DPU_SSPP_QOS) | BIT(DPU_SSPP_CDP) |\
 	 BIT(DPU_SSPP_TS_PREFILL) | BIT(DPU_SSPP_SCALER_QSEED2) |\
@@ -37,6 +42,9 @@
 
 #define VIG_QCM2290_MASK (VIG_BASE_MASK | BIT(DPU_SSPP_QOS_8LVL))
 
+#define DMA_MSM8953_MASK \
+	(BIT(DPU_SSPP_QOS))
+
 #define DMA_MSM8996_MASK \
 	(BIT(DPU_SSPP_QOS) | BIT(DPU_SSPP_TS_PREFILL) | BIT(DPU_SSPP_CDP))
 
@@ -71,6 +79,9 @@
 #define DMA_CURSOR_MSM8998_MASK \
 	(DMA_MSM8998_MASK | BIT(DPU_SSPP_CURSOR))
 
+#define RGB_MSM8953_MASK \
+	(BIT(DPU_SSPP_QOS))
+
 #define RGB_MSM8996_MASK \
 	(BIT(DPU_SSPP_QOS) | BIT(DPU_SSPP_CDP) |\
 	 BIT(DPU_SSPP_TS_PREFILL) | BIT(DPU_SSPP_SCALER_RGB))
@@ -768,6 +779,7 @@ static const struct dpu_qos_lut_entry sc7180_qos_nrt[] = {
  *************************************************************/
 
 #include "catalog/dpu_1_7_msm8996.h"
+#include "catalog/dpu_1_16_msm8953.h"
 
 #include "catalog/dpu_3_0_msm8998.h"
 #include "catalog/dpu_3_2_sdm660.h"

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h

@@ -831,6 +831,7 @@ struct dpu_mdss_cfg {
 	const struct dpu_format_extended *vig_formats;
 };
 
+extern const struct dpu_mdss_cfg dpu_msm8953_cfg;
 extern const struct dpu_mdss_cfg dpu_msm8996_cfg;
 extern const struct dpu_mdss_cfg dpu_msm8998_cfg;
 extern const struct dpu_mdss_cfg dpu_sdm630_cfg;

drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c

@@ -1445,6 +1445,7 @@ static const struct dev_pm_ops dpu_pm_ops = {
 };
 
 static const struct of_device_id dpu_dt_match[] = {
+	{ .compatible = "qcom,msm8953-mdp5", .data = &dpu_msm8953_cfg, },
 	{ .compatible = "qcom,msm8996-mdp5", .data = &dpu_msm8996_cfg, },
 	{ .compatible = "qcom,msm8998-dpu", .data = &dpu_msm8998_cfg, },
 	{ .compatible = "qcom,qcm2290-dpu", .data = &dpu_qcm2290_cfg, },

drivers/gpu/drm/msm/msm_drv.c

@@ -983,6 +983,7 @@ module_param(prefer_mdp5, bool, 0444);
 
 /* list all platforms supported by both mdp5 and dpu drivers */
 static const char *const msm_mdp5_dpu_migration[] = {
+	"qcom,msm8953-mdp5",
 	"qcom,msm8996-mdp5",
 	"qcom,sdm630-mdp5",
 	"qcom,sdm660-mdp5",