[PATCH 2/5] drm/msm/a6xx: Add support for Adreno 623

From: Akhil P Oommen
Date: Thu Feb 13 2025 - 11:13:16 EST


From: Jie Zhang <quic_jiezh@xxxxxxxxxxx>

Add support for Adreno 623 GPU found in QCS8300 chipsets.

Signed-off-by: Jie Zhang <quic_jiezh@xxxxxxxxxxx>
Signed-off-by: Akhil P Oommen <quic_akhilpo@xxxxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 29 +++++++++++++++++++++++++++++
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 8 ++++++++
drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c | 2 +-
drivers/gpu/drm/msm/adreno/adreno_gpu.h | 5 +++++
4 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
index edffb7737a97..ac156c8b5af9 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
@@ -879,6 +879,35 @@ static const struct adreno_info a6xx_gpus[] = {
{ 0, 0 },
{ 137, 1 },
),
+ }, {
+ .chip_ids = ADRENO_CHIP_IDS(0x06020300),
+ .family = ADRENO_6XX_GEN3,
+ .fw = {
+ [ADRENO_FW_SQE] = "a650_sqe.fw",
+ [ADRENO_FW_GMU] = "a623_gmu.bin",
+ },
+ .gmem = SZ_512K,
+ .inactive_period = DRM_MSM_INACTIVE_PERIOD,
+ .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
+ ADRENO_QUIRK_HAS_HW_APRIV,
+ .init = a6xx_gpu_init,
+ .a6xx = &(const struct a6xx_info) {
+ .hwcg = a620_hwcg,
+ .protect = &a650_protect,
+ .gmu_cgc_mode = 0x00020200,
+ .prim_fifo_threshold = 0x00010000,
+ .bcms = (const struct a6xx_bcm[]) {
+ { .name = "SH0", .buswidth = 16 },
+ { .name = "MC0", .buswidth = 4 },
+ {
+ .name = "ACV",
+ .fixed = true,
+ .perfmode = BIT(3),
+ },
+ { /* sentinel */ },
+ },
+ },
+ .address_space_size = SZ_16G,
}, {
.chip_ids = ADRENO_CHIP_IDS(
0x06030001,
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 0ae29a7c8a4d..1820c167fcee 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -616,6 +616,14 @@ static void a6xx_calc_ubwc_config(struct adreno_gpu *gpu)
gpu->ubwc_config.uavflagprd_inv = 2;
}

+ if (adreno_is_a623(gpu)) {
+ gpu->ubwc_config.highest_bank_bit = 16;
+ gpu->ubwc_config.amsbc = 1;
+ gpu->ubwc_config.rgb565_predicator = 1;
+ gpu->ubwc_config.uavflagprd_inv = 2;
+ gpu->ubwc_config.macrotile_mode = 1;
+ }
+
if (adreno_is_a640_family(gpu))
gpu->ubwc_config.amsbc = 1;

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
index 2c10474ccc95..3222a406d089 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
@@ -1227,7 +1227,7 @@ static void a6xx_get_gmu_registers(struct msm_gpu *gpu,
_a6xx_get_gmu_registers(gpu, a6xx_state, &a6xx_gmu_reglist[1],
&a6xx_state->gmu_registers[1], true);

- if (adreno_is_a621(adreno_gpu))
+ if (adreno_is_a621(adreno_gpu) || adreno_is_a623(adreno_gpu))
_a6xx_get_gmu_registers(gpu, a6xx_state, &a621_gpucc_reg,
&a6xx_state->gmu_registers[2], false);
else
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index dcf454629ce0..92caba3584da 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -442,6 +442,11 @@ static inline int adreno_is_a621(const struct adreno_gpu *gpu)
return gpu->info->chip_ids[0] == 0x06020100;
}

+static inline int adreno_is_a623(const struct adreno_gpu *gpu)
+{
+ return gpu->info->chip_ids[0] == 0x06020300;
+}
+
static inline int adreno_is_a630(const struct adreno_gpu *gpu)
{
return adreno_is_revn(gpu, 630);

--
2.45.2