diff options
| author | Lucas De Marchi <lucas.demarchi@intel.com> | 2023-07-18 22:39:24 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-21 19:37:51 +0300 |
| commit | 4d18eac03212fc2d8c3d9715e2261ac50e989403 (patch) | |
| tree | 49618abdcc3436a5764b26986d13f96f7a2ae321 /drivers/gpu/drm/xe/xe_vm_types.h | |
| parent | 0d39b6daa5455354c485cb4d521b08740456758e (diff) | |
| download | linux-4d18eac03212fc2d8c3d9715e2261ac50e989403.tar.xz | |
drm/xe: Use FIELD_PREP/FIELD_GET for tile id encoding
Use FIELD_PREP()/FIELD_GET() to encode the tile id into flags. Besides
protecting for eventual overflow it also makes it easier to see a new
flag can't be added as BIT(7).
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://lore.kernel.org/r/20230718193924.3084759-2-lucas.demarchi@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_vm_types.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_vm_types.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/xe/xe_vm_types.h b/drivers/gpu/drm/xe/xe_vm_types.h index c1af0cd6aced..1e3c7b98d775 100644 --- a/drivers/gpu/drm/xe/xe_vm_types.h +++ b/drivers/gpu/drm/xe/xe_vm_types.h @@ -143,8 +143,8 @@ struct xe_vm { #define XE_VM_FLAG_SCRATCH_PAGE BIT(4) #define XE_VM_FLAG_FAULT_MODE BIT(5) #define XE_VM_FLAG_BANNED BIT(6) -#define XE_VM_FLAG_TILE_ID(flags) (((flags) >> 7) & 0x3) -#define XE_VM_FLAG_SET_TILE_ID(tile) ((tile)->id << 7) +#define XE_VM_FLAG_TILE_ID(flags) FIELD_GET(GENMASK(8, 7), flags) +#define XE_VM_FLAG_SET_TILE_ID(tile) FIELD_PREP(GENMASK(8, 7), (tile)->id) unsigned long flags; /** @composite_fence_ctx: context composite fence */ |