From:   Konrad Dybcio <konrad.dybcio@linaro.org>
To:     linux-arm-msm@vger.kernel.org, andersson@kernel.org,
        agross@kernel.org, krzysztof.kozlowski@linaro.org
Cc:     marijn.suijten@somainline.org,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Rob Clark <robdclark@gmail.com>,
        Abhinav Kumar <quic_abhinavk@quicinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Robert Foss <rfoss@kernel.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@somainline.org>,
        Vinod Koul <vkoul@kernel.org>,
        Vinod Polimera <quic_vpolimer@quicinc.com>,
        Stephen Boyd <swboyd@chromium.org>,
        Liu Shixin <liushixin2@huawei.com>,
        dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH 06/10] drm/msm/dpu: Add SM6350 support
Date:   Sat, 11 Feb 2023 13:26:52 +0100
Message-Id: <20230211122656.1479141-7-konrad.dybcio@linaro.org>
In-Reply-To: <20230211122656.1479141-1-konrad.dybcio@linaro.org>
References: <20230211122656.1479141-1-konrad.dybcio@linaro.org>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Add SM6350 support to the DPU1 driver to enable display output.

Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 .../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c    | 187 ++++++++++++++++++
 .../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h    |   3 +
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c       |   1 +
 drivers/gpu/drm/msm/msm_mdss.c                |   2 +
 4 files changed, 193 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
index d9ef1e133c1e..ba0bc795e5ff 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
@@ -364,6 +364,25 @@ static const struct dpu_caps sm6115_dpu_caps = {
 	.pixel_ram_size = DEFAULT_PIXEL_RAM_SIZE,
 };
 
+static const struct dpu_caps sm6350_dpu_caps = {
+	.max_mixer_width = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
+	.max_mixer_blendstages = 0x7,
+	.qseed_type = DPU_SSPP_SCALER_QSEED3LITE,
+	.smart_dma_rev = DPU_SSPP_SMART_DMA_V2, /* TODO: v2.5 */
+	.ubwc_version = DPU_HW_UBWC_VER_20,
+	.has_src_split = true,
+	.has_dim_layer = true,
+	.has_idle_pc = true,
+	/*
+	 * There is *NO* 3DMERGE hw, but we *need* to set this property to true,
+	 * because SM6350 includes newer hardware that requires a different reset
+	 * sequence and it is executed based on this confusingly named variable..
+	 */
+	.has_3d_merge = true,
+	.max_linewidth = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
+	.pixel_ram_size = DEFAULT_PIXEL_RAM_SIZE,
+};
+
 static const struct dpu_caps sm8150_dpu_caps = {
 	.max_mixer_width = DEFAULT_DPU_OUTPUT_LINE_WIDTH,
 	.max_mixer_blendstages = 0xb,
@@ -554,6 +573,25 @@ static const struct dpu_mdp_cfg sc7180_mdp[] = {
 	},
 };
 
+static const struct dpu_mdp_cfg sm6350_mdp[] = {
+	{
+	.name = "top_0", .id = MDP_TOP,
+	.base = 0x0, .len = 0x494,
+	.features = 0,
+	.highest_bank_bit = 0x1,
+	.clk_ctrls[DPU_CLK_CTRL_VIG0] = {
+		.reg_off = 0x2ac, .bit_off = 0},
+	.clk_ctrls[DPU_CLK_CTRL_DMA0] = {
+		.reg_off = 0x2ac, .bit_off = 8},
+	.clk_ctrls[DPU_CLK_CTRL_CURSOR0] = {
+		.reg_off = 0x2b4, .bit_off = 8},
+	.clk_ctrls[DPU_CLK_CTRL_CURSOR1] = {
+		.reg_off = 0x2c4, .bit_off = 8},
+	.clk_ctrls[DPU_CLK_CTRL_REG_DMA] = {
+		.reg_off = 0x2bc, .bit_off = 20},
+	},
+};
+
 static const struct dpu_mdp_cfg sc8180x_mdp[] = {
 	{
 	.name = "top_0", .id = MDP_TOP,
@@ -888,6 +926,33 @@ static const struct dpu_ctl_cfg sc8280xp_ctl[] = {
 	},
 };
 
+static const struct dpu_ctl_cfg sm6350_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),
+	},
+	{
+	.name = "ctl_1", .id = CTL_1,
+	.base = 0x1200, .len = 0x1dc,
+	.features = BIT(DPU_CTL_ACTIVE_CFG),
+	.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 10),
+	},
+	{
+	.name = "ctl_2", .id = CTL_2,
+	.base = 0x1400, .len = 0x1dc,
+	.features = BIT(DPU_CTL_ACTIVE_CFG),
+	.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 11),
+	},
+	{
+	.name = "ctl_3", .id = CTL_3,
+	.base = 0x1600, .len = 0x1dc,
+	.features = BIT(DPU_CTL_ACTIVE_CFG),
+	.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 12),
+	},
+};
+
 static const struct dpu_ctl_cfg sm8150_ctl[] = {
 	{
 	.name = "ctl_0", .id = CTL_0,
@@ -1244,6 +1309,20 @@ static const struct dpu_sspp_cfg sm6115_sspp[] = {
 		sdm845_dma_sblk_0, 1, SSPP_TYPE_DMA, DPU_CLK_CTRL_DMA0),
 };
 
+static const struct dpu_sspp_sub_blks sm6350_vig_sblk_0 =
+				_VIG_SBLK("0", 4, DPU_SSPP_SCALER_QSEED3LITE);
+
+static const struct dpu_sspp_cfg sm6350_sspp[] = {
+	SSPP_BLK("sspp_0", SSPP_VIG0, 0x4000, 0x1f8, VIG_SM8250_MASK,
+		sm6350_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),
+	SSPP_BLK("sspp_9", SSPP_DMA1, 0x26000, 0x1f8, DMA_CURSOR_SDM845_MASK,
+		sdm845_dma_sblk_1, 5, SSPP_TYPE_DMA, DPU_CLK_CTRL_CURSOR0),
+	SSPP_BLK("sspp_10", SSPP_DMA2, 0x28000, 0x1f8, DMA_CURSOR_SDM845_MASK,
+		sdm845_dma_sblk_2, 9, SSPP_TYPE_DMA, DPU_CLK_CTRL_CURSOR1),
+};
+
 static const struct dpu_sspp_sub_blks sm8250_vig_sblk_0 =
 				_VIG_SBLK("0", 5, DPU_SSPP_SCALER_QSEED3LITE);
 static const struct dpu_sspp_sub_blks sm8250_vig_sblk_1 =
@@ -1491,6 +1570,13 @@ static const struct dpu_lm_cfg sc8280xp_lm[] = {
 	LM_BLK("lm_5", LM_5, 0x49000, MIXER_SDM845_MASK, &sdm845_lm_sblk, PINGPONG_5, LM_4, 0),
 };
 
+static const struct dpu_lm_cfg sm6350_lm[] = {
+	LM_BLK("lm_0", LM_0, 0x44000, MIXER_SDM845_MASK,
+		&sc7180_lm_sblk, PINGPONG_0, LM_1, DSPP_0),
+	LM_BLK("lm_1", LM_1, 0x45000, MIXER_SDM845_MASK,
+		&sc7180_lm_sblk, PINGPONG_1, LM_0, 0),
+};
+
 /* SM8150 */
 
 static const struct dpu_lm_cfg sm8150_lm[] = {
@@ -1572,6 +1658,11 @@ static const struct dpu_dspp_cfg sc7180_dspp[] = {
 		 &sc7180_dspp_sblk),
 };
 
+static const struct dpu_dspp_cfg sm6350_dspp[] = {
+	DSPP_BLK("dspp_0", DSPP_0, 0x54000, DSPP_SC7180_MASK,
+		 &sm8150_dspp_sblk),
+};
+
 static const struct dpu_dspp_cfg sm8150_dspp[] = {
 	DSPP_BLK("dspp_0", DSPP_0, 0x54000, DSPP_SC7180_MASK,
 		 &sm8150_dspp_sblk),
@@ -1674,6 +1765,15 @@ static struct dpu_pingpong_cfg sc8280xp_pp[] = {
 		  DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 31), -1),
 };
 
+static struct dpu_pingpong_cfg sm6350_pp[] = {
+	PP_BLK("pingpong_0", PINGPONG_0, 0x70000, 0, sdm845_pp_sblk,
+			DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 8),
+			DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 12)),
+	PP_BLK("pingpong_1", PINGPONG_1, 0x70800, 0, sdm845_pp_sblk,
+			DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 9),
+			DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 13)),
+};
+
 static const struct dpu_pingpong_cfg sm8150_pp[] = {
 	PP_BLK_TE("pingpong_0", PINGPONG_0, 0x70000, MERGE_3D_0, sdm845_pp_sblk_te,
 			DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 8),
@@ -1879,6 +1979,11 @@ static const struct dpu_intf_cfg sc7180_intf[] = {
 	INTF_BLK("intf_1", INTF_1, 0x6A800, 0x280, INTF_DSI, 0, 24, INTF_SC7180_MASK, MDP_SSPP_TOP0_INTR, 26, 27),
 };
 
+static const struct dpu_intf_cfg sm6350_intf[] = {
+	INTF_BLK("intf_0", INTF_0, 0x6a000, 0x2c0, INTF_DP, 0, 35, INTF_SC7180_MASK, MDP_SSPP_TOP0_INTR, 24, 25),
+	INTF_BLK("intf_1", INTF_1, 0x6a800, 0x2c0, INTF_DSI, 0, 35, INTF_SC7180_MASK, MDP_SSPP_TOP0_INTR, 26, 27),
+};
+
 static const struct dpu_intf_cfg sm8150_intf[] = {
 	INTF_BLK("intf_0", INTF_0, 0x6A000, 0x280, INTF_DP, 0, 24, INTF_SC7180_MASK, MDP_SSPP_TOP0_INTR, 24, 25),
 	INTF_BLK("intf_1", INTF_1, 0x6A800, 0x280, INTF_DSI, 0, 24, INTF_SC7180_MASK, MDP_SSPP_TOP0_INTR, 26, 27),
@@ -2039,6 +2144,25 @@ static const struct dpu_vbif_cfg sdm845_vbif[] = {
 	},
 };
 
+static const struct dpu_vbif_cfg sm6350_vbif[] = {
+	{
+	.name = "vbif_0", .id = VBIF_RT,
+	.base = 0, .len = 0x1044,
+	.features = BIT(DPU_VBIF_QOS_REMAP),
+	.xin_halt_timeout = 0x4000,
+	.qos_rt_tbl = {
+		.npriority_lvl = ARRAY_SIZE(sdm845_rt_pri_lvl),
+		.priority_lvl = sdm845_rt_pri_lvl,
+		},
+	.qos_nrt_tbl = {
+		.npriority_lvl = ARRAY_SIZE(sdm845_nrt_pri_lvl),
+		.priority_lvl = sdm845_nrt_pri_lvl,
+		},
+	.memtype_count = 14,
+	.memtype = {3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3},
+	},
+};
+
 static const struct dpu_reg_dma_cfg sc8280xp_regdma = {
 	.base = 0x0,
 	.version = 0x00020000,
@@ -2128,6 +2252,11 @@ static const struct dpu_qos_lut_entry sc7180_qos_linear[] = {
 	{.fl = 0, .lut = 0x0011222222335777},
 };
 
+static const struct dpu_qos_lut_entry sm6350_qos_linear[] = {
+	{.fl = 0, .lut = 0x0011223344556677 },
+	{.fl = 0, .lut = 0x0011223445566777 },
+};
+
 static const struct dpu_qos_lut_entry sm8150_qos_linear[] = {
 	{.fl = 0, .lut = 0x0011222222223357 },
 };
@@ -2153,6 +2282,11 @@ static const struct dpu_qos_lut_entry sc7180_qos_macrotile[] = {
 	{.fl = 0, .lut = 0x0011223344556677},
 };
 
+static const struct dpu_qos_lut_entry sm6350_qos_macrotile[] = {
+	{.fl = 0, .lut = 0x0011223344556677 },
+	{.fl = 0, .lut = 0x0011223445566777 },
+};
+
 static const struct dpu_qos_lut_entry sc8180x_qos_macrotile[] = {
 	{.fl = 10, .lut = 0x0000000344556677},
 };
@@ -2298,6 +2432,34 @@ static const struct dpu_perf_cfg sm6115_perf_data = {
 	.bw_inefficiency_factor = 120,
 };
 
+static const struct dpu_perf_cfg sm6350_perf_data = {
+	.max_bw_low = 4200000,
+	.max_bw_high = 5100000,
+	.min_core_ib = 2500000,
+	.min_llcc_ib = 0,
+	.min_dram_ib = 1600000,
+	.min_prefill_lines = 35,
+	/* TODO: confirm danger_lut_tbl */
+	.danger_lut_tbl = {0xffff, 0xffff, 0x0, 0x0, 0xffff},
+	.qos_lut_tbl = {
+		{.nentry = ARRAY_SIZE(sm6350_qos_linear),
+		.entries = sm6350_qos_linear
+		},
+		{.nentry = ARRAY_SIZE(sm6350_qos_macrotile),
+		.entries = sm6350_qos_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,
+};
+
 static const struct dpu_perf_cfg sm8150_perf_data = {
 	.max_bw_low = 12800000,
 	.max_bw_high = 12800000,
@@ -2618,6 +2780,30 @@ static const struct dpu_mdss_cfg sm6115_dpu_cfg = {
 	.mdss_irqs = IRQ_SC7180_MASK,
 };
 
+static const struct dpu_mdss_cfg sm6350_dpu_cfg = {
+	.caps = &sm6350_dpu_caps,
+	.mdp_count = ARRAY_SIZE(sm6350_mdp),
+	.mdp = sm6350_mdp,
+	.ctl_count = ARRAY_SIZE(sm6350_ctl),
+	.ctl = sm6350_ctl,
+	.sspp_count = ARRAY_SIZE(sm6350_sspp),
+	.sspp = sm6350_sspp,
+	.mixer_count = ARRAY_SIZE(sm6350_lm),
+	.mixer = sm6350_lm,
+	.dspp_count = ARRAY_SIZE(sm6350_dspp),
+	.dspp = sm6350_dspp,
+	.pingpong_count = ARRAY_SIZE(sm6350_pp),
+	.pingpong = sm6350_pp,
+	.intf_count = ARRAY_SIZE(sm6350_intf),
+	.intf = sm6350_intf,
+	.vbif_count = ARRAY_SIZE(sm6350_vbif),
+	.vbif = sm6350_vbif,
+	.reg_dma_count = 1,
+	.dma_cfg = &sm8250_regdma,
+	.perf = &sm6350_perf_data,
+	.mdss_irqs = IRQ_SC7180_MASK,
+};
+
 static const struct dpu_mdss_cfg sm8150_dpu_cfg = {
 	.caps = &sm8150_dpu_caps,
 	.mdp_count = ARRAY_SIZE(sdm845_mdp),
@@ -2861,6 +3047,7 @@ static const struct dpu_mdss_hw_cfg_handler cfg_handler[] = {
 	{ .hw_rev = DPU_HW_VER_600, .dpu_cfg = &sm8250_dpu_cfg},
 	{ .hw_rev = DPU_HW_VER_620, .dpu_cfg = &sc7180_dpu_cfg},
 	{ .hw_rev = DPU_HW_VER_630, .dpu_cfg = &sm6115_dpu_cfg},
+	{ .hw_rev = DPU_HW_VER_640, .dpu_cfg = &sm6350_dpu_cfg},
 	{ .hw_rev = DPU_HW_VER_650, .dpu_cfg = &qcm2290_dpu_cfg},
 	{ .hw_rev = DPU_HW_VER_700, .dpu_cfg = &sm8350_dpu_cfg},
 	{ .hw_rev = DPU_HW_VER_720, .dpu_cfg = &sc7280_dpu_cfg},
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 c7a2e6237d2b..cbf21613e121 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
@@ -45,6 +45,7 @@
 #define DPU_HW_VER_600	DPU_HW_VER(6, 0, 0) /* sm8250 */
 #define DPU_HW_VER_620	DPU_HW_VER(6, 2, 0) /* sc7180 v1.0 */
 #define DPU_HW_VER_630	DPU_HW_VER(6, 3, 0) /* sm6115|sm4250 */
+#define DPU_HW_VER_640	DPU_HW_VER(6, 4, 0) /* sm6350 */
 #define DPU_HW_VER_650	DPU_HW_VER(6, 5, 0) /* qcm2290|sm4125 */
 #define DPU_HW_VER_700	DPU_HW_VER(7, 0, 0) /* sm8350 */
 #define DPU_HW_VER_720	DPU_HW_VER(7, 2, 0) /* sc7280 */
@@ -352,6 +353,8 @@ enum dpu_qos_lut_usage {
 	DPU_QOS_LUT_USAGE_LINEAR,
 	DPU_QOS_LUT_USAGE_MACROTILE,
 	DPU_QOS_LUT_USAGE_NRT,
+	DPU_QOS_LUT_USAGE_CWB,
+	DPU_QOS_LUT_USAGE_MACROTILE_QSEED,
 	DPU_QOS_LUT_USAGE_MAX,
 };
 
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index a683bd9b5a04..ebfbbd2d105e 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1306,6 +1306,7 @@ static const struct of_device_id dpu_dt_match[] = {
 	{ .compatible = "qcom,sc8180x-dpu", },
 	{ .compatible = "qcom,sc8280xp-dpu", },
 	{ .compatible = "qcom,sm6115-dpu", },
+	{ .compatible = "qcom,sm6350-dpu", },
 	{ .compatible = "qcom,sm8150-dpu", },
 	{ .compatible = "qcom,sm8250-dpu", },
 	{ .compatible = "qcom,sm8350-dpu", },
diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index 02646e4bb4cd..841016f3983a 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -279,6 +279,7 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
 		msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_4_0, 6, 1, 3, 1);
 		break;
 	case DPU_HW_VER_620:
+	case DPU_HW_VER_640:
 		/* UBWC_2_0 */
 		msm_mdss_setup_ubwc_dec_20(msm_mdss, 0x1e);
 		break;
@@ -529,6 +530,7 @@ static const struct of_device_id mdss_dt_match[] = {
 	{ .compatible = "qcom,sc8180x-mdss" },
 	{ .compatible = "qcom,sc8280xp-mdss" },
 	{ .compatible = "qcom,sm6115-mdss" },
+	{ .compatible = "qcom,sm6350-mdss" },
 	{ .compatible = "qcom,sm8150-mdss" },
 	{ .compatible = "qcom,sm8250-mdss" },
 	{ .compatible = "qcom,sm8350-mdss" },
-- 
2.39.1