[PATCH] drm/amdgpu: Improve the MTYPE comments

Deucher, Alexander Alexander.Deucher at amd.com
Wed May 27 14:10:49 UTC 2020


[AMD Public Use]

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Yong Zhao <Yong.Zhao at amd.com>
Sent: Tuesday, May 26, 2020 8:57 PM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>
Cc: Zhao, Yong <Yong.Zhao at amd.com>
Subject: [PATCH] drm/amdgpu: Improve the MTYPE comments

Use words insteads of acronym for better understanding.

Signed-off-by: Yong Zhao <Yong.Zhao at amd.com>
---
 include/uapi/drm/amdgpu_drm.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index d65f9b4ba05c..0072ddb59747 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -564,15 +564,15 @@ 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 {
--
2.17.1

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