[29/34] drm/amdgpu: add svm_bo eviction to enable_signal cb

Commit Message

Felix Kuehling April 15, 2021, 1:23 a.m. UTC

From: Alex Sierra <[e-mail]>

Add to amdgpu_amdkfd_fence.enable_signal callback, support
for svm_bo fence eviction.

Signed-off-by: Alex Sierra <[e-mail]>
Reviewed-by: Felix Kuehling <[e-mail]>
Signed-off-by: Felix Kuehling <[e-mail]>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

Patch

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c
index 53559643c712..1fe233cddb20 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c
@@ -28,6 +28,7 @@ 
 #include <linux/slab.h>
 #include <linux/sched/mm.h>
 #include "amdgpu_amdkfd.h"
+#include "kfd_svm.h"
 
 static const struct dma_fence_ops amdkfd_fence_ops;
 static atomic_t fence_seq = ATOMIC_INIT(0);
@@ -123,9 +124,13 @@  static bool amdkfd_fence_enable_signaling(struct dma_fence *f)
 	if (dma_fence_is_signaled(f))
 		return true;
 
-	if (!kgd2kfd_schedule_evict_and_restore_process(fence->mm, f))
-		return true;
-
+	if (!fence->svm_bo) {
+		if (!kgd2kfd_schedule_evict_and_restore_process(fence->mm, f))
+			return true;
+	} else {
+		if (!svm_range_schedule_evict_svm_bo(fence))
+			return true;
+	}
 	return false;
 }