drm/amdgpu: switch back to 32bit hw fences v2
We don't need to extend them to 64bits any more, so avoid the extra overhead.
v2: update commit message.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index c91156c..31fd7ee 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -386,8 +386,8 @@
uint64_t gpu_addr;
volatile uint32_t *cpu_addr;
/* sync_seq is protected by ring emission lock */
- uint64_t sync_seq;
- atomic64_t last_seq;
+ uint32_t sync_seq;
+ atomic_t last_seq;
bool initialized;
struct amdgpu_irq_src *irq_src;
unsigned irq_type;