diff options
Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/panfrost/panfrost_gpu.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_gpu.c b/drivers/gpu/drm/panfrost/panfrost_gpu.c index fd8e44992184..f5abde3866fb 100644 --- a/drivers/gpu/drm/panfrost/panfrost_gpu.c +++ b/drivers/gpu/drm/panfrost/panfrost_gpu.c @@ -177,7 +177,6 @@ static void panfrost_gpu_init_quirks(struct panfrost_device *pfdev) struct panfrost_model { const char *name; u32 id; - u32 id_mask; u64 features; u64 issues; struct { @@ -380,6 +379,18 @@ unsigned long long panfrost_cycle_counter_read(struct panfrost_device *pfdev) return ((u64)hi << 32) | lo; } +unsigned long long panfrost_timestamp_read(struct panfrost_device *pfdev) +{ + u32 hi, lo; + + do { + hi = gpu_read(pfdev, GPU_TIMESTAMP_HI); + lo = gpu_read(pfdev, GPU_TIMESTAMP_LO); + } while (hi != gpu_read(pfdev, GPU_TIMESTAMP_HI)); + + return ((u64)hi << 32) | lo; +} + static u64 panfrost_get_core_mask(struct panfrost_device *pfdev) { u64 core_mask; |