drm/amdgpu: Improve the MTYPE comments

Use words insteads of acronyms for better understanding.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yong Zhao 2020-05-26 20:53:21 -04:00 committed by Alex Deucher
parent 32cb59f313
commit 130c88931f

View file

@ -502,15 +502,15 @@ struct drm_amdgpu_gem_op {
#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 */
/* Use Non Coherent MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_NC (1 << 5)
/* Use WC MTYPE instead of default MTYPE */
/* Use Write Combine MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_WC (2 << 5)
/* Use CC MTYPE instead of default MTYPE */
/* Use Cache Coherent MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_CC (3 << 5)
/* Use UC MTYPE instead of default MTYPE */
/* Use UnCached MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_UC (4 << 5)
/* Use RW MTYPE instead of default MTYPE */
/* Use Read Write MTYPE instead of default MTYPE */
#define AMDGPU_VM_MTYPE_RW (5 << 5)
struct drm_amdgpu_gem_va {