drm/msm/dpu: Add SM6375 support

Add basic SM6375 support to the DPU1 driver to enable display output.
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/541293/
Link: https://lore.kernel.org/r/20230411-topic-straitlagoon_mdss-v6-8-dee6a882571b@linaro.orgSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_9_sm6375.h

+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2022. Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2015-2018, 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2023, Linaro Limited
+ */
+
+#ifndef _DPU_6_9_SM6375_H
+#define _DPU_6_9_SM6375_H
+
+static const struct dpu_caps sm6375_dpu_caps = {
+	.max_mixer_width = DEFAULT_DPU_LINE_WIDTH,
+	.max_mixer_blendstages = 0x4,
+	.qseed_type = DPU_SSPP_SCALER_QSEED4,
+	.has_dim_layer = true,
+	.has_idle_pc = true,
+	.max_linewidth = 2160,
+	.pixel_ram_size = DEFAULT_PIXEL_RAM_SIZE,
+};
+
+static const struct dpu_ubwc_cfg sm6375_ubwc_cfg = {
+	.ubwc_version = DPU_HW_UBWC_VER_20,
+	.ubwc_swizzle = 6,
+	.highest_bank_bit = 1,
+};
+
+static const struct dpu_mdp_cfg sm6375_mdp[] = {
+	{
+	.name = "top_0", .id = MDP_TOP,
+	.base = 0x0, .len = 0x494,
+	.features = 0,
+	.clk_ctrls[DPU_CLK_CTRL_VIG0] = { .reg_off = 0x2ac, .bit_off = 0 },
+	.clk_ctrls[DPU_CLK_CTRL_DMA0] = { .reg_off = 0x2ac, .bit_off = 8 },
+	},
+};
+
+static const struct dpu_ctl_cfg sm6375_ctl[] = {
+	{
+	.name = "ctl_0", .id = CTL_0,
+	.base = 0x1000, .len = 0x1dc,
+	.features = BIT(DPU_CTL_ACTIVE_CFG),
+	.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 9),
+	},
+};
+
+static const struct dpu_sspp_cfg sm6375_sspp[] = {
+	SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, 0x1f8, VIG_SC7180_MASK,
+		sm6115_vig_sblk_0, 0, SSPP_TYPE_VIG, DPU_CLK_CTRL_VIG0),
+	SSPP_BLK("sspp_8", SSPP_DMA0, 0x24000, 0x1f8, DMA_SDM845_MASK,
+		sdm845_dma_sblk_0, 1, SSPP_TYPE_DMA, DPU_CLK_CTRL_DMA0),
+};
+
+static const struct dpu_lm_cfg sm6375_lm[] = {
+	LM_BLK("lm_0", LM_0, 0x44000, MIXER_QCM2290_MASK,
+		&qcm2290_lm_sblk, PINGPONG_0, 0, DSPP_0),
+};
+
+static const struct dpu_dspp_cfg sm6375_dspp[] = {
+	DSPP_BLK("dspp_0", DSPP_0, 0x54000, DSPP_SC7180_MASK,
+		&sm8150_dspp_sblk),
+};
+
+static const struct dpu_pingpong_cfg sm6375_pp[] = {
+	PP_BLK("pingpong_0", PINGPONG_0, 0x70000, PINGPONG_SM8150_MASK, 0, sdm845_pp_sblk,
+		DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 8),
+		-1),
+};
+
+static const struct dpu_dsc_cfg sm6375_dsc[] = {
+	DSC_BLK("dsc_0", DSC_0, 0x80000, BIT(DPU_DSC_OUTPUT_CTRL)),
+};
+
+static const struct dpu_intf_cfg sm6375_intf[] = {
+	INTF_BLK("intf_0", INTF_0, 0x00000, 0x280, INTF_NONE, 0, 0, 0, 0, 0),
+	INTF_BLK_DSI_TE("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 24, INTF_SC7180_MASK,
+		DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
+		DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
+		DPU_IRQ_IDX(MDP_INTF1_TEAR_INTR, 2)),
+};
+
+static const struct dpu_perf_cfg sm6375_perf_data = {
+	.max_bw_low = 5200000,
+	.max_bw_high = 6200000,
+	.min_core_ib = 2500000,
+	.min_llcc_ib = 0, /* No LLCC on this SoC */
+	.min_dram_ib = 1600000,
+	.min_prefill_lines = 24,
+	/* TODO: confirm danger_lut_tbl */
+	.danger_lut_tbl = {0xffff, 0xffff, 0x0},
+	.safe_lut_tbl = {0xfe00, 0xfe00, 0xffff},
+	.qos_lut_tbl = {
+		{.nentry = ARRAY_SIZE(sm6350_qos_linear_macrotile),
+		.entries = sm6350_qos_linear_macrotile
+		},
+		{.nentry = ARRAY_SIZE(sm6350_qos_linear_macrotile),
+		.entries = sm6350_qos_linear_macrotile
+		},
+		{.nentry = ARRAY_SIZE(sc7180_qos_nrt),
+		.entries = sc7180_qos_nrt
+		},
+	},
+	.cdp_cfg = {
+		{.rd_enable = 1, .wr_enable = 1},
+		{.rd_enable = 1, .wr_enable = 0}
+	},
+	.clk_inefficiency_factor = 105,
+	.bw_inefficiency_factor = 120,
+};
+
+const struct dpu_mdss_cfg dpu_sm6375_cfg = {
+	.caps = &sm6375_dpu_caps,
+	.ubwc = &sm6375_ubwc_cfg,
+	.mdp_count = ARRAY_SIZE(sm6375_mdp),
+	.mdp = sm6375_mdp,
+	.ctl_count = ARRAY_SIZE(sm6375_ctl),
+	.ctl = sm6375_ctl,
+	.sspp_count = ARRAY_SIZE(sm6375_sspp),
+	.sspp = sm6375_sspp,
+	.mixer_count = ARRAY_SIZE(sm6375_lm),
+	.mixer = sm6375_lm,
+	.dspp_count = ARRAY_SIZE(sm6375_dspp),
+	.dspp = sm6375_dspp,
+	.dsc_count = ARRAY_SIZE(sm6375_dsc),
+	.dsc = sm6375_dsc,
+	.pingpong_count = ARRAY_SIZE(sm6375_pp),
+	.pingpong = sm6375_pp,
+	.intf_count = ARRAY_SIZE(sm6375_intf),
+	.intf = sm6375_intf,
+	.vbif_count = ARRAY_SIZE(sdm845_vbif),
+	.vbif = sdm845_vbif,
+	.perf = &sm6375_perf_data,
+	.mdss_irqs = BIT(MDP_SSPP_TOP0_INTR) | \
+		     BIT(MDP_SSPP_TOP0_INTR2) | \
+		     BIT(MDP_SSPP_TOP0_HIST_INTR) | \
+		     BIT(MDP_INTF1_INTR) | \
+		     BIT(MDP_INTF1_TEAR_INTR),
+};
+
+#endif

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

@@ -750,6 +750,7 @@ static const struct dpu_qos_lut_entry sc7180_qos_nrt[] = {
 #include "catalog/dpu_6_3_sm6115.h"
 #include "catalog/dpu_6_4_sm6350.h"
 #include "catalog/dpu_6_5_qcm2290.h"
+#include "catalog/dpu_6_9_sm6375.h"
 
 #include "catalog/dpu_7_0_sm8350.h"
 #include "catalog/dpu_7_2_sc7280.h"

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

@@ -834,6 +834,7 @@ extern const struct dpu_mdss_cfg dpu_sc7180_cfg;
 extern const struct dpu_mdss_cfg dpu_sm6115_cfg;
 extern const struct dpu_mdss_cfg dpu_sm6350_cfg;
 extern const struct dpu_mdss_cfg dpu_qcm2290_cfg;
+extern const struct dpu_mdss_cfg dpu_sm6375_cfg;
 extern const struct dpu_mdss_cfg dpu_sm8350_cfg;
 extern const struct dpu_mdss_cfg dpu_sc7280_cfg;
 extern const struct dpu_mdss_cfg dpu_sc8280xp_cfg;

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

@@ -1306,6 +1306,7 @@ static const struct of_device_id dpu_dt_match[] = {
 	{ .compatible = "qcom,sc8280xp-dpu", .data = &dpu_sc8280xp_cfg, },
 	{ .compatible = "qcom,sm6115-dpu", .data = &dpu_sm6115_cfg, },
 	{ .compatible = "qcom,sm6350-dpu", .data = &dpu_sm6350_cfg, },
+	{ .compatible = "qcom,sm6375-dpu", .data = &dpu_sm6375_cfg, },
 	{ .compatible = "qcom,sm8150-dpu", .data = &dpu_sm8150_cfg, },
 	{ .compatible = "qcom,sm8250-dpu", .data = &dpu_sm8250_cfg, },
 	{ .compatible = "qcom,sm8350-dpu", .data = &dpu_sm8350_cfg, },