Merge tag 'amd-drm-next-5.20-2022-07-26' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amdgpu:
- VCN4 fixes
- RAS support for UMC 8.10
- ACP support for jadeite platforms
- NBIO HDP flush fixes
- Misc spelling and grammar fixes
- Runtime PM fixes
- Non-DC HPD fix
- Clean up amdgpu DM code
- DSC fixes
- Expose some additional GFXOFF data via debugfs
- More FP clean up for new DCN blocks
- PPC DC FP fixes
- DCN 3.1.4 fixes
- DC DML stack usage fixes
- GMC fixes
- SPM fixes for RDNA2

amdkfd:
- MMU notifier fix
- Mutex fix

UAPI:
- Add a comment about VCN4 unified queues
- IP version information for UMDs
  Proposed mesa change: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17411/diffs?commit_id=c8a63590dfd0d64e6e6a634dcfed993f135dd075

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220726181536.5759-1-alexander.deucher@amd.com

1 files changed, 13 insertions, 3 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index b28af04b0c3e..d8f1335bc68f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -519,6 +519,8 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
 			return r;
 	}
 
+	mutex_lock(&p->bo_list->bo_list_mutex);
+
 	/* One for TTM and one for the CS job */
 	amdgpu_bo_list_for_each_entry(e, p->bo_list)
 		e->tv.num_shared = 2;
@@ -651,6 +653,7 @@ out_free_user_pages:
 			kvfree(e->user_pages);
 			e->user_pages = NULL;
 		}
+		mutex_unlock(&p->bo_list->bo_list_mutex);
 	}
 	return r;
 }
@@ -690,9 +693,11 @@ static void amdgpu_cs_parser_fini(struct amdgpu_cs_parser *parser, int error,
 {
 	unsigned i;
 
-	if (error && backoff)
+	if (error && backoff) {
 		ttm_eu_backoff_reservation(&parser->ticket,
 					   &parser->validated);
+		mutex_unlock(&parser->bo_list->bo_list_mutex);
+	}
 
 	for (i = 0; i < parser->num_post_deps; i++) {
 		drm_syncobj_put(parser->post_deps[i].syncobj);
@@ -832,12 +837,16 @@ static int amdgpu_cs_vm_handling(struct amdgpu_cs_parser *p)
 			continue;
 
 		r = amdgpu_vm_bo_update(adev, bo_va, false);
-		if (r)
+		if (r) {
+			mutex_unlock(&p->bo_list->bo_list_mutex);
 			return r;
+		}
 
 		r = amdgpu_sync_fence(&p->job->sync, bo_va->last_pt_update);
-		if (r)
+		if (r) {
+			mutex_unlock(&p->bo_list->bo_list_mutex);
 			return r;
+		}
 	}
 
 	r = amdgpu_vm_handle_moved(adev, vm);
@@ -1278,6 +1287,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
 
 	ttm_eu_fence_buffer_objects(&p->ticket, &p->validated, p->fence);
 	mutex_unlock(&p->adev->notifier_lock);
+	mutex_unlock(&p->bo_list->bo_list_mutex);
 
 	return 0;