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drm/amdgpu: Add MTYPE flags to GPU VM IOCTL interface 

Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Xie 2017-02-14 12:04:52 -05:00 committed by Alex Deucher
parent 39807b939e
commit 66e02bc343
2 changed files with 13 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
View File

@ -558,7 +558,7 @@ 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;

12
include/uapi/drm/amdgpu_drm.h
View File

@ -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 */