diff --git a/drivers/gpu/drm/msm/adreno/a6xx.xml.h b/drivers/gpu/drm/msm/adreno/a6xx.xml.h
index 863b5e3b0e67..c4db4e0c0819 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx.xml.h
+++ b/drivers/gpu/drm/msm/adreno/a6xx.xml.h
@@ -1725,6 +1725,8 @@ static inline uint32_t REG_A6XX_RBBM_PERFCTR_RBBM_SEL(uint32_t i0) { return 0x00
#define REG_A6XX_RBBM_BLOCK_SW_RESET_CMD2 0x00000046
+#define REG_A7XX_RBBM_CLOCK_CNTL_GLOBAL 0x000000ad
+
#define REG_A6XX_RBBM_CLOCK_CNTL 0x000000ae
#define REG_A6XX_RBBM_CLOCK_CNTL_SP0 0x000000b0@@ -1939,12 +1941,18 @@ static inline uint32_t REG_A6XX_RBBM_PERFCTR_RBBM_SEL(uint32_t i0) { return 0x00
#define REG_A6XX_RBBM_CLOCK_HYST_HLSQ 0x0000011d
+#define REG_A7XX_RBBM_CGC_GLOBAL_LOAD_CMD 0x0000011e
+
+#define REG_A7XX_RBBM_CGC_P2S_TRIG_CMD 0x0000011f
+
#define REG_A6XX_RBBM_CLOCK_CNTL_TEX_FCHE 0x00000120
#define REG_A6XX_RBBM_CLOCK_DELAY_TEX_FCHE 0x00000121
#define REG_A6XX_RBBM_CLOCK_HYST_TEX_FCHE 0x00000122
+#define REG_A7XX_RBBM_CGC_P2S_STATUS 0x00000122
+
#define REG_A7XX_RBBM_CLOCK_HYST2_VFD 0x0000012f
#define REG_A6XX_RBBM_LPAC_GBIF_CLIENT_QOS_CNTL 0x000005ffdiff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
index 8c4900444b2c..325881d8ff08 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
@@ -842,6 +842,8 @@ static int a6xx_gmu_fw_start(struct a6xx_gmu *gmu, unsigned int state)
*/
if (adreno_is_a740(adreno_gpu))
chipid_min = 2;
+ else if (adreno_is_a750(adreno_gpu))
+ chipid_min = 9;
else
return -EINVAL;
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index c0bc924cd302..472991584053 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -958,10 +958,11 @@ static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state)
struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
struct a6xx_gmu *gmu = &a6xx_gpu->gmu;
const struct adreno_reglist *reg;
+ bool skip_programming = !(adreno_gpu->info->hwcg || adreno_is_a7xx(adreno_gpu));
unsigned int i;
u32 val, clock_cntl_on, cgc_mode;
- if (!adreno_gpu->info->hwcg)
+ if (skip_programming)
return;
if (adreno_is_a630(adreno_gpu))
@@ -982,6 +983,25 @@ static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state)
state ? 0x5555 : 0);
}
+ if (!adreno_gpu->info->hwcg) {
+ gpu_write(gpu, REG_A7XX_RBBM_CLOCK_CNTL_GLOBAL, 1);
+ gpu_write(gpu, REG_A7XX_RBBM_CGC_GLOBAL_LOAD_CMD, state ? 1 : 0);
+
+ if (state) {
+ gpu_write(gpu, REG_A7XX_RBBM_CGC_P2S_TRIG_CMD, 1);
+
+ if (gpu_poll_timeout(gpu, REG_A7XX_RBBM_CGC_P2S_STATUS, val,
+ val & BIT(0), 1, 10)) {
+ dev_err(&gpu->pdev->dev, "RBBM_CGC_P2S_STATUS TXDONE Poll failed\n");
+ return;
+ }
+
+ gpu_write(gpu, REG_A7XX_RBBM_CLOCK_CNTL_GLOBAL, 0);
+ }
+
+ return;
+ }
+
val = gpu_read(gpu, REG_A6XX_RBBM_CLOCK_CNTL);
/* Don't re-program the registers if they are already correct */@@ -1239,7 +1259,9 @@ 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) || adreno_is_a740(adreno_gpu)) {
+ } else if (adreno_is_a730(adreno_gpu) ||
+ adreno_is_a740(adreno_gpu) ||
+ adreno_is_a750(adreno_gpu)) {
regs = a730_protect;
count = ARRAY_SIZE(a730_protect);
count_max = 48;@@ -2880,7 +2902,8 @@ struct msm_gpu *a6xx_gpu_init(struct drm_device *dev)
/* gpu->info only gets assigned in adreno_gpu_init() */
is_a7xx = config->info->family == ADRENO_7XX_GEN1 ||
- config->info->family == ADRENO_7XX_GEN2;
+ config->info->family == ADRENO_7XX_GEN2 ||
+ config->info->family == ADRENO_7XX_GEN3;
a6xx_llc_slices_init(pdev, a6xx_gpu, is_a7xx);
diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
index 2ce7d7b1690d..e2582c91d7e7 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_device.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
@@ -522,6 +522,20 @@ static const struct adreno_info gpulist[] = {
.zapfw = "a740_zap.mdt",
.hwcg = a740_hwcg,
.address_space_size = SZ_16G,
+ }, {
+ .chip_ids = ADRENO_CHIP_IDS(0x43051401), /* "C520v2" */
+ .family = ADRENO_7XX_GEN3,
+ .fw = {
+ [ADRENO_FW_SQE] = "gen70900_sqe.fw",
+ [ADRENO_FW_GMU] = "gmu_gen70900.bin",
+ },
+ .gmem = 3 * SZ_1M,
+ .inactive_period = DRM_MSM_INACTIVE_PERIOD,
+ .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
+ ADRENO_QUIRK_HAS_HW_APRIV,
+ .init = a6xx_gpu_init,
+ .zapfw = "gen70900_zap.mbn",
+ .address_space_size = SZ_16G,
},
};
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index bc14df96feb0..744fa18067f8 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -48,6 +48,7 @@ enum adreno_family {
ADRENO_6XX_GEN4, /* a660 family */
ADRENO_7XX_GEN1, /* a730 family */
ADRENO_7XX_GEN2, /* a740 family */
+ ADRENO_7XX_GEN3, /* a750 family */
};
#define ADRENO_QUIRK_TWO_PASS_USE_WFI BIT(0)@@ -423,12 +424,18 @@ static inline int adreno_is_a740(struct adreno_gpu *gpu)
return gpu->info->chip_ids[0] == 0x43050a01;
}
+static inline int adreno_is_a750(struct adreno_gpu *gpu)
+{
+ return gpu->info->chip_ids[0] == 0x43051401;
+}
+
/* Placeholder to make future diffs smaller */
static inline int adreno_is_a740_family(struct adreno_gpu *gpu)
{
if (WARN_ON_ONCE(!gpu->info))
return false;
- return gpu->info->family == ADRENO_7XX_GEN2;
+ return gpu->info->family == ADRENO_7XX_GEN2 ||
+ gpu->info->family == ADRENO_7XX_GEN3;
}
static inline int adreno_is_a7xx(struct adreno_gpu *gpu)
--
2.34.1
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