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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
index 9d53982021de..5222d165abfc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_cpu.c
@@ -25,6 +25,16 @@
#include "amdgpu_trace.h"
/**
+ * amdgpu_vm_cpu_map_table - make sure new PDs/PTs are kmapped
+ *
+ * @table: newly allocated or validated PD/PT
+ */
+static int amdgpu_vm_cpu_map_table(struct amdgpu_bo *table)
+{
+ return amdgpu_bo_kmap(table, NULL);
+}
+
+/**
* amdgpu_vm_cpu_prepare - prepare page table update with the CPU
*
* @p: see amdgpu_vm_update_params definition
@@ -110,6 +120,7 @@ static int amdgpu_vm_cpu_commit(struct amdgpu_vm_update_params *p,
}
const struct amdgpu_vm_update_funcs amdgpu_vm_cpu_funcs = {
+ .map_table = amdgpu_vm_cpu_map_table,
.prepare = amdgpu_vm_cpu_prepare,
.update = amdgpu_vm_cpu_update,
.commit = amdgpu_vm_cpu_commit