drm/msm/a6xx: Add A730 support

Add support for Adreno 730, also known as GEN7_0_x, found on SM8450.

Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-QRD
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> # sm8450
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/559290/
Signed-off-by: Rob Clark <robdclark@chromium.org>

drivers/gpu/drm/msm/adreno/a6xx_gpu.c

@@ -837,6 +837,63 @@ const struct adreno_reglist a690_hwcg[] = {
 	{}
 };
 
+const struct adreno_reglist a730_hwcg[] = {
+	{ REG_A6XX_RBBM_CLOCK_CNTL_SP0, 0x02222222 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL2_SP0, 0x02022222 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_SP0, 0x0000f3cf },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_SP0, 0x00000080 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL_TP0, 0x22222220 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL2_TP0, 0x22222222 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL3_TP0, 0x22222222 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL4_TP0, 0x00222222 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_TP0, 0x77777777 },
+	{ REG_A6XX_RBBM_CLOCK_HYST2_TP0, 0x77777777 },
+	{ REG_A6XX_RBBM_CLOCK_HYST3_TP0, 0x77777777 },
+	{ REG_A6XX_RBBM_CLOCK_HYST4_TP0, 0x00077777 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_TP0, 0x11111111 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY2_TP0, 0x11111111 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY3_TP0, 0x11111111 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY4_TP0, 0x00011111 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL_UCHE, 0x22222222 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_UCHE, 0x00000004 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_UCHE, 0x00000002 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL_RB0, 0x22222222 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL2_RB0, 0x01002222 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL_CCU0, 0x00002220 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_RB_CCU0, 0x44000f00 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL_RAC, 0x25222022 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL2_RAC, 0x00555555 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_RAC, 0x00000011 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_RAC, 0x00440044 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL_TSE_RAS_RBBM, 0x04222222 },
+	{ REG_A7XX_RBBM_CLOCK_MODE2_GRAS, 0x00000222 },
+	{ REG_A7XX_RBBM_CLOCK_MODE_BV_GRAS, 0x00222222 },
+	{ REG_A6XX_RBBM_CLOCK_MODE_GPC, 0x02222223 },
+	{ REG_A6XX_RBBM_CLOCK_MODE_VFD, 0x00002222 },
+	{ REG_A7XX_RBBM_CLOCK_MODE_BV_GPC, 0x00222222 },
+	{ REG_A7XX_RBBM_CLOCK_MODE_BV_VFD, 0x00002222 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_TSE_RAS_RBBM, 0x00000000 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_GPC, 0x04104004 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_VFD, 0x00000000 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_TSE_RAS_RBBM, 0x00004000 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_GPC, 0x00000200 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_VFD, 0x00002222 },
+	{ REG_A6XX_RBBM_CLOCK_MODE_HLSQ, 0x00002222 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_HLSQ, 0x00000000 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_HLSQ, 0x00000000 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_HLSQ_2, 0x00000002 },
+	{ REG_A7XX_RBBM_CLOCK_MODE_BV_LRZ, 0x55555552 },
+	{ REG_A7XX_RBBM_CLOCK_MODE_CP, 0x00000223 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL, 0x8aa8aa82 },
+	{ REG_A6XX_RBBM_ISDB_CNT, 0x00000182 },
+	{ REG_A6XX_RBBM_RAC_THRESHOLD_CNT, 0x00000000 },
+	{ REG_A6XX_RBBM_SP_HYST_CNT, 0x00000000 },
+	{ REG_A6XX_RBBM_CLOCK_CNTL_GMU_GX, 0x00000222 },
+	{ REG_A6XX_RBBM_CLOCK_DELAY_GMU_GX, 0x00000111 },
+	{ REG_A6XX_RBBM_CLOCK_HYST_GMU_GX, 0x00000555 },
+	{},
+};
+
 static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state)
 {
 	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
@@ -1048,6 +1105,59 @@ static const u32 a690_protect[] = {
 	A6XX_PROTECT_NORDWR(0x11c00, 0x00000), /*note: infiite range */
 };
 
+static const u32 a730_protect[] = {
+	A6XX_PROTECT_RDONLY(0x00000, 0x04ff),
+	A6XX_PROTECT_RDONLY(0x0050b, 0x0058),
+	A6XX_PROTECT_NORDWR(0x0050e, 0x0000),
+	A6XX_PROTECT_NORDWR(0x00510, 0x0000),
+	A6XX_PROTECT_NORDWR(0x00534, 0x0000),
+	A6XX_PROTECT_RDONLY(0x005fb, 0x009d),
+	A6XX_PROTECT_NORDWR(0x00699, 0x01e9),
+	A6XX_PROTECT_NORDWR(0x008a0, 0x0008),
+	A6XX_PROTECT_NORDWR(0x008ab, 0x0024),
+	/* 0x008d0-0x008dd are unprotected on purpose for tools like perfetto */
+	A6XX_PROTECT_RDONLY(0x008de, 0x0154),
+	A6XX_PROTECT_NORDWR(0x00900, 0x004d),
+	A6XX_PROTECT_NORDWR(0x0098d, 0x00b2),
+	A6XX_PROTECT_NORDWR(0x00a41, 0x01be),
+	A6XX_PROTECT_NORDWR(0x00df0, 0x0001),
+	A6XX_PROTECT_NORDWR(0x00e01, 0x0000),
+	A6XX_PROTECT_NORDWR(0x00e07, 0x0008),
+	A6XX_PROTECT_NORDWR(0x03c00, 0x00c3),
+	A6XX_PROTECT_RDONLY(0x03cc4, 0x1fff),
+	A6XX_PROTECT_NORDWR(0x08630, 0x01cf),
+	A6XX_PROTECT_NORDWR(0x08e00, 0x0000),
+	A6XX_PROTECT_NORDWR(0x08e08, 0x0000),
+	A6XX_PROTECT_NORDWR(0x08e50, 0x001f),
+	A6XX_PROTECT_NORDWR(0x08e80, 0x0280),
+	A6XX_PROTECT_NORDWR(0x09624, 0x01db),
+	A6XX_PROTECT_NORDWR(0x09e40, 0x0000),
+	A6XX_PROTECT_NORDWR(0x09e64, 0x000d),
+	A6XX_PROTECT_NORDWR(0x09e78, 0x0187),
+	A6XX_PROTECT_NORDWR(0x0a630, 0x01cf),
+	A6XX_PROTECT_NORDWR(0x0ae02, 0x0000),
+	A6XX_PROTECT_NORDWR(0x0ae50, 0x000f),
+	A6XX_PROTECT_NORDWR(0x0ae66, 0x0003),
+	A6XX_PROTECT_NORDWR(0x0ae6f, 0x0003),
+	A6XX_PROTECT_NORDWR(0x0b604, 0x0003),
+	A6XX_PROTECT_NORDWR(0x0ec00, 0x0fff),
+	A6XX_PROTECT_RDONLY(0x0fc00, 0x1fff),
+	A6XX_PROTECT_NORDWR(0x18400, 0x0053),
+	A6XX_PROTECT_RDONLY(0x18454, 0x0004),
+	A6XX_PROTECT_NORDWR(0x18459, 0x1fff),
+	A6XX_PROTECT_NORDWR(0x1a459, 0x1fff),
+	A6XX_PROTECT_NORDWR(0x1c459, 0x1fff),
+	A6XX_PROTECT_NORDWR(0x1f400, 0x0443),
+	A6XX_PROTECT_RDONLY(0x1f844, 0x007b),
+	A6XX_PROTECT_NORDWR(0x1f860, 0x0000),
+	A6XX_PROTECT_NORDWR(0x1f878, 0x002a),
+	/* CP_PROTECT_REG[44, 46] are left untouched! */
+	0,
+	0,
+	0,
+	A6XX_PROTECT_NORDWR(0x1f8c0, 0x00000),
+};
+
 static void a6xx_set_cp_protect(struct msm_gpu *gpu)
 {
 	struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
@@ -1069,6 +1179,11 @@ static void a6xx_set_cp_protect(struct msm_gpu *gpu)
 		count = ARRAY_SIZE(a660_protect);
 		count_max = 48;
 		BUILD_BUG_ON(ARRAY_SIZE(a660_protect) > 48);
+	} else if (adreno_is_a730(adreno_gpu)) {
+		regs = a730_protect;
+		count = ARRAY_SIZE(a730_protect);
+		count_max = 48;
+		BUILD_BUG_ON(ARRAY_SIZE(a730_protect) > 48);
 	} else {
 		regs = a6xx_protect;
 		count = ARRAY_SIZE(a6xx_protect);
@@ -1135,7 +1250,9 @@ static void a6xx_set_ubwc_config(struct msm_gpu *gpu)
 	if (adreno_is_a640_family(adreno_gpu))
 		amsbc = 1;
 
-	if (adreno_is_a650(adreno_gpu) || adreno_is_a660(adreno_gpu)) {
+	if (adreno_is_a650(adreno_gpu) ||
+	    adreno_is_a660(adreno_gpu) ||
+	    adreno_is_a730(adreno_gpu)) {
 		/* TODO: get ddr type from bootloader and use 2 for LPDDR4 */
 		hbb_lo = 3;
 		amsbc = 1;
@@ -1516,7 +1633,8 @@ static int hw_init(struct msm_gpu *gpu)
 		gpu_write64(gpu, REG_A6XX_UCHE_WRITE_THRU_BASE, 0x0001fffffffff000llu);
 	}
 
-	if (!adreno_is_a650_family(adreno_gpu)) {
+	if (!(adreno_is_a650_family(adreno_gpu) ||
+	      adreno_is_a730(adreno_gpu))) {
 		/* Set the GMEM VA range [0x100000:0x100000 + gpu->gmem - 1] */
 		gpu_write64(gpu, REG_A6XX_UCHE_GMEM_RANGE_MIN, 0x00100000);
 
@@ -1586,7 +1704,9 @@ static int hw_init(struct msm_gpu *gpu)
 	a6xx_set_ubwc_config(gpu);
 
 	/* Enable fault detection */
-	if (adreno_is_a619(adreno_gpu))
+	if (adreno_is_a730(adreno_gpu))
+		gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) | 0xcfffff);
+	else if (adreno_is_a619(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) | 0x3fffff);
 	else if (adreno_is_a610(adreno_gpu))
 		gpu_write(gpu, REG_A6XX_RBBM_INTERFACE_HANG_INT_CNTL, (1 << 30) | 0x3ffff);

drivers/gpu/drm/msm/adreno/a6xx_hfi.c

@@ -5,6 +5,8 @@
 #include <linux/circ_buf.h>
 #include <linux/list.h>
 
+#include <soc/qcom/cmd-db.h>
+
 #include "a6xx_gmu.h"
 #include "a6xx_gmu.xml.h"
 #include "a6xx_gpu.h"
@@ -506,6 +508,63 @@ static void adreno_7c3_build_bw_table(struct a6xx_hfi_msg_bw_table *msg)
 	msg->cnoc_cmds_data[0][0] =  0x40000000;
 	msg->cnoc_cmds_data[1][0] =  0x60000001;
 }
+
+static void a730_build_bw_table(struct a6xx_hfi_msg_bw_table *msg)
+{
+	msg->bw_level_num = 12;
+
+	msg->ddr_cmds_num = 3;
+	msg->ddr_wait_bitmask = 0x7;
+
+	msg->ddr_cmds_addrs[0] = cmd_db_read_addr("SH0");
+	msg->ddr_cmds_addrs[1] = cmd_db_read_addr("MC0");
+	msg->ddr_cmds_addrs[2] = cmd_db_read_addr("ACV");
+
+	msg->ddr_cmds_data[0][0] = 0x40000000;
+	msg->ddr_cmds_data[0][1] = 0x40000000;
+	msg->ddr_cmds_data[0][2] = 0x40000000;
+	msg->ddr_cmds_data[1][0] = 0x600002e8;
+	msg->ddr_cmds_data[1][1] = 0x600003d0;
+	msg->ddr_cmds_data[1][2] = 0x60000008;
+	msg->ddr_cmds_data[2][0] = 0x6000068d;
+	msg->ddr_cmds_data[2][1] = 0x6000089a;
+	msg->ddr_cmds_data[2][2] = 0x60000008;
+	msg->ddr_cmds_data[3][0] = 0x600007f2;
+	msg->ddr_cmds_data[3][1] = 0x60000a6e;
+	msg->ddr_cmds_data[3][2] = 0x60000008;
+	msg->ddr_cmds_data[4][0] = 0x600009e5;
+	msg->ddr_cmds_data[4][1] = 0x60000cfd;
+	msg->ddr_cmds_data[4][2] = 0x60000008;
+	msg->ddr_cmds_data[5][0] = 0x60000b29;
+	msg->ddr_cmds_data[5][1] = 0x60000ea6;
+	msg->ddr_cmds_data[5][2] = 0x60000008;
+	msg->ddr_cmds_data[6][0] = 0x60001698;
+	msg->ddr_cmds_data[6][1] = 0x60001da8;
+	msg->ddr_cmds_data[6][2] = 0x60000008;
+	msg->ddr_cmds_data[7][0] = 0x600018d2;
+	msg->ddr_cmds_data[7][1] = 0x60002093;
+	msg->ddr_cmds_data[7][2] = 0x60000008;
+	msg->ddr_cmds_data[8][0] = 0x60001e66;
+	msg->ddr_cmds_data[8][1] = 0x600027e6;
+	msg->ddr_cmds_data[8][2] = 0x60000008;
+	msg->ddr_cmds_data[9][0] = 0x600027c2;
+	msg->ddr_cmds_data[9][1] = 0x6000342f;
+	msg->ddr_cmds_data[9][2] = 0x60000008;
+	msg->ddr_cmds_data[10][0] = 0x60002e71;
+	msg->ddr_cmds_data[10][1] = 0x60003cf5;
+	msg->ddr_cmds_data[10][2] = 0x60000008;
+	msg->ddr_cmds_data[11][0] = 0x600030ae;
+	msg->ddr_cmds_data[11][1] = 0x60003fe5;
+	msg->ddr_cmds_data[11][2] = 0x60000008;
+
+	msg->cnoc_cmds_num = 1;
+	msg->cnoc_wait_bitmask = 0x1;
+
+	msg->cnoc_cmds_addrs[0] = cmd_db_read_addr("CN0");
+	msg->cnoc_cmds_data[0][0] = 0x40000000;
+	msg->cnoc_cmds_data[1][0] = 0x60000001;
+}
+
 static void a6xx_build_bw_table(struct a6xx_hfi_msg_bw_table *msg)
 {
 	/* Send a single "off" entry since the 630 GMU doesn't do bus scaling */
@@ -564,6 +623,8 @@ static int a6xx_hfi_send_bw_table(struct a6xx_gmu *gmu)
 		a660_build_bw_table(&msg);
 	else if (adreno_is_a690(adreno_gpu))
 		a690_build_bw_table(&msg);
+	else if (adreno_is_a730(adreno_gpu))
+		a730_build_bw_table(&msg);
 	else
 		a6xx_build_bw_table(&msg);
 

drivers/gpu/drm/msm/adreno/adreno_device.c

@@ -490,6 +490,19 @@ static const struct adreno_info gpulist[] = {
 		.zapfw = "a690_zap.mdt",
 		.hwcg = a690_hwcg,
 		.address_space_size = SZ_16G,
+	}, {
+		.chip_ids = ADRENO_CHIP_IDS(0x07030001),
+		.family = ADRENO_7XX_GEN1,
+		.fw = {
+			[ADRENO_FW_SQE] = "a730_sqe.fw",
+			[ADRENO_FW_GMU] = "gmu_gen70000.bin",
+		},
+		.gmem = SZ_2M,
+		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
+		.init = a6xx_gpu_init,
+		.zapfw = "a730_zap.mdt",
+		.hwcg = a730_hwcg,
+		.address_space_size = SZ_16G,
 	},
 };
 

drivers/gpu/drm/msm/adreno/adreno_gpu.h

@@ -76,7 +76,7 @@ struct adreno_reglist {
 };
 
 extern const struct adreno_reglist a612_hwcg[], a615_hwcg[], a630_hwcg[], a640_hwcg[], a650_hwcg[];
-extern const struct adreno_reglist a660_hwcg[], a690_hwcg[];
+extern const struct adreno_reglist a660_hwcg[], a690_hwcg[], a730_hwcg[];
 
 struct adreno_speedbin {
 	uint16_t fuse;
@@ -403,6 +403,11 @@ static inline int adreno_is_a640_family(const struct adreno_gpu *gpu)
 	return gpu->info->family == ADRENO_6XX_GEN2;
 }
 
+static inline int adreno_is_a730(struct adreno_gpu *gpu)
+{
+	return gpu->info->chip_ids[0] == 0x07030001;
+}
+
 static inline int adreno_is_a7xx(struct adreno_gpu *gpu)
 {
 	/* Update with non-fake (i.e. non-A702) Gen 7 GPUs */