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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c8
-rw-r--r--drivers/gpu/drm/amd/scheduler/gpu_scheduler.h3
2 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index 52388b1b52c2..d3d63f78bec9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -232,7 +232,7 @@ static enum amd_sched_priority amdgpu_to_sched_priority(int amdgpu_priority)
return AMD_SCHED_PRIORITY_LOW;
default:
WARN(1, "Invalid context priority %d\n", amdgpu_priority);
- return AMD_SCHED_PRIORITY_NORMAL;
+ return AMD_SCHED_PRIORITY_INVALID;
}
}
@@ -251,8 +251,10 @@ int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
id = args->in.ctx_id;
priority = amdgpu_to_sched_priority(args->in.priority);
- if (priority >= AMD_SCHED_PRIORITY_MAX)
- return -EINVAL;
+ /* For backwards compatibility reasons, we need to accept
+ * ioctls with garbage in the priority field */
+ if (priority == AMD_SCHED_PRIORITY_INVALID)
+ priority = AMD_SCHED_PRIORITY_NORMAL;
switch (args->in.op) {
case AMDGPU_CTX_OP_ALLOC_CTX:
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
index dbcaa2e1c5c7..da040bc17e61 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
@@ -120,7 +120,8 @@ enum amd_sched_priority {
AMD_SCHED_PRIORITY_HIGH_SW,
AMD_SCHED_PRIORITY_HIGH_HW,
AMD_SCHED_PRIORITY_KERNEL,
- AMD_SCHED_PRIORITY_MAX
+ AMD_SCHED_PRIORITY_MAX,
+ AMD_SCHED_PRIORITY_INVALID = -1
};
/**