summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
diff options
context:
space:
mode:
authorChristian König <christian.koenig@amd.com>2023-04-19 13:51:41 +0300
committerAlex Deucher <alexander.deucher@amd.com>2023-06-15 18:37:54 +0300
commitb13eb02ba8ba7617d41212121891756da31f1d8b (patch)
treee68abdafcc425f0eaefe9e3ff85de0ad478426fa /drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
parent2eb841bdbca819017e7483cdfbb3d401751848a5 (diff)
downloadlinux-b13eb02ba8ba7617d41212121891756da31f1d8b.tar.xz
drm/amdgpu: add amdgpu_error_* debugfs file
This allows us to insert some error codes into the bottom of the pipeline on an engine. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Luben Tuikov <luben.tuikov@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index da26c555af24..9fd55a10da19 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -561,6 +561,17 @@ static const struct file_operations amdgpu_debugfs_mqd_fops = {
.llseek = default_llseek
};
+static int amdgpu_debugfs_ring_error(void *data, u64 val)
+{
+ struct amdgpu_ring *ring = data;
+
+ amdgpu_fence_driver_set_error(ring, val);
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE_SIGNED(amdgpu_debugfs_error_fops, NULL,
+ amdgpu_debugfs_ring_error, "%lld\n");
+
#endif
void amdgpu_debugfs_ring_init(struct amdgpu_device *adev,
@@ -582,6 +593,11 @@ void amdgpu_debugfs_ring_init(struct amdgpu_device *adev,
&amdgpu_debugfs_mqd_fops,
ring->mqd_size);
}
+
+ sprintf(name, "amdgpu_error_%s", ring->name);
+ debugfs_create_file(name, 0200, root, ring,
+ &amdgpu_debugfs_error_fops);
+
#endif
}