[PATCH v2 3/4] drm/msm/adreno: Expose speedbin to userspace
From: Akhil P Oommen
Date: Wed Jan 19 2022 - 10:22:21 EST
Expose speedbin through MSM_PARAM_CHIP_ID parameter to help userspace
identify the sku.
Signed-off-by: Akhil P Oommen <quic_akhilpo@xxxxxxxxxxx>
---
Changes in v2:
- Use SKU in chipid PARAM only in new targets (Rob)
drivers/gpu/drm/msm/adreno/adreno_gpu.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index f33cfa4..807d9ff 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -242,10 +242,12 @@ int adreno_get_param(struct msm_gpu *gpu, uint32_t param, uint64_t *value)
*value = !adreno_is_a650_family(adreno_gpu) ? 0x100000 : 0;
return 0;
case MSM_PARAM_CHIP_ID:
- *value = adreno_gpu->rev.patchid |
- (adreno_gpu->rev.minor << 8) |
- (adreno_gpu->rev.major << 16) |
- (adreno_gpu->rev.core << 24);
+ *value = (uint64_t) adreno_gpu->rev.patchid |
+ (uint64_t) (adreno_gpu->rev.minor << 8) |
+ (uint64_t) (adreno_gpu->rev.major << 16) |
+ (uint64_t) (adreno_gpu->rev.core << 24);
+ if (!adreno_gpu->info->revn)
+ *value |= ((uint64_t) adreno_gpu->rev.sku) << 32;
return 0;
case MSM_PARAM_MAX_FREQ:
*value = adreno_gpu->base.fast_rate;
--
2.7.4