From: Alex Xie <[email protected]>
Signed-off-by: Alex Xie <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 2 +-
include/uapi/drm/amdgpu_drm.h | 12 ++++++++++++
2 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index ba9077b..f9bea8b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -557,7 +557,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
{
const uint32_t valid_flags = AMDGPU_VM_DELAY_UPDATE |
AMDGPU_VM_PAGE_READABLE | AMDGPU_VM_PAGE_WRITEABLE |
- AMDGPU_VM_PAGE_EXECUTABLE;
+ AMDGPU_VM_PAGE_EXECUTABLE | AMDGPU_VM_MTYPE_MASK;
const uint32_t prt_flags = AMDGPU_VM_DELAY_UPDATE |
AMDGPU_VM_PAGE_PRT;
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index dd6c934..d4ad2a1 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -365,6 +365,18 @@ struct drm_amdgpu_gem_op {
#define AMDGPU_VM_PAGE_EXECUTABLE (1 << 3)
/* partially resident texture */
#define AMDGPU_VM_PAGE_PRT (1 << 4)
+/* MTYPE flags use bit 5 to 8 */
+#define AMDGPU_VM_MTYPE_MASK (0xf << 5)
+/* Default MTYPE. Pre-AI must use this. Recommended for newer ASICs. */
+#define AMDGPU_VM_MTYPE_DEFAULT (0 << 5)
+/* Use NC MTYPE instead of default MTYPE */
+#define AMDGPU_VM_MTYPE_NC (1 << 5)
+/* Use WC MTYPE instead of default MTYPE */
+#define AMDGPU_VM_MTYPE_WC (2 << 5)
+/* Use CC MTYPE instead of default MTYPE */
+#define AMDGPU_VM_MTYPE_CC (3 << 5)
+/* Use UC MTYPE instead of default MTYPE */
+#define AMDGPU_VM_MTYPE_UC (4 << 5)
struct drm_amdgpu_gem_va {
/** GEM object handle */
--
2.5.5
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