this query will give flag bits to indicate what happend
on the given context
Change-Id: I638efef736de77519388199d000ca8f62b4dc89a
Signed-off-by: Monk Liu <Monk.Liu at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 37 +++++++++++++++++++++++++++++++++
include/uapi/drm/amdgpu_drm.h | 8 +++++++
2 files changed, 45 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index c539fb6..d71dc16 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -227,6 +227,40 @@ static int amdgpu_ctx_query(struct amdgpu_device *adev,
return 0;
}
+static int amdgpu_ctx_query2(struct amdgpu_device *adev,
+ struct amdgpu_fpriv *fpriv, uint32_t id,
+ union drm_amdgpu_ctx_out *out)
+{
+ struct amdgpu_ctx *ctx;
+ struct amdgpu_ctx_mgr *mgr;
+
+ if (!fpriv)
+ return -EINVAL;
+
+ mgr = &fpriv->ctx_mgr;
+ mutex_lock(&mgr->lock);
+ ctx = idr_find(&mgr->ctx_handles, id);
+ if (!ctx) {
+ mutex_unlock(&mgr->lock);
+ return -EINVAL;
+ }
+
+ out->state.flags = 0x0;
+ out->state.hangs = 0x0;
+
+ if (ctx->reset_counter != atomic_read(&adev->gpu_reset_counter))
+ out->state.flags |= AMDGPU_CTX_QUERY2_FLAGS_RESET;
+
+ if (ctx->vram_lost_counter != atomic_read(&adev->vram_lost_counter))
+ out->state.flags |= AMDGPU_CTX_QUERY2_FLAGS_VRAMLOST;
+
+ if (atomic_read(&ctx->guilty))
+ out->state.flags |= AMDGPU_CTX_QUERY2_FLAGS_GUILTY;
+
+ mutex_unlock(&mgr->lock);
+ return 0;
+}
+
int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp)
{
@@ -258,6 +292,9 @@ int amdgpu_ctx_ioctl(struct drm_device *dev, void *data,
case AMDGPU_CTX_OP_QUERY_STATE:
r = amdgpu_ctx_query(adev, fpriv, id, &args->out);
break;
+ case AMDGPU_CTX_OP_QUERY_STATE2:
+ r = amdgpu_ctx_query2(adev, fpriv, id, &args->out);
+ break;
default:
return -EINVAL;
}
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 74f0b5d..f7a4cf1 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -163,6 +163,7 @@ union drm_amdgpu_bo_list {
#define AMDGPU_CTX_OP_ALLOC_CTX 1
#define AMDGPU_CTX_OP_FREE_CTX 2
#define AMDGPU_CTX_OP_QUERY_STATE 3
+#define AMDGPU_CTX_OP_QUERY_STATE2 4
/* GPU reset status */
#define AMDGPU_CTX_NO_RESET 0
@@ -173,6 +174,13 @@ union drm_amdgpu_bo_list {
/* unknown cause */
#define AMDGPU_CTX_UNKNOWN_RESET 3
+/* indicate gpu reset occured after ctx created */
+#define AMDGPU_CTX_QUERY2_FLAGS_RESET (1<<0)
+/* indicate vram lost occured after ctx created */
+#define AMDGPU_CTX_QUERY2_FLAGS_VRAMLOST (1<<1)
+/* indicate some job from this context once cause gpu hang */
+#define AMDGPU_CTX_QUERY2_FLAGS_GUILTY (1<<2)
+
/* Context priority level */
#define AMDGPU_CTX_PRIORITY_UNSET -2048
#define AMDGPU_CTX_PRIORITY_VERY_LOW -1023
--
2.7.4
