iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/nouveau/core/memory: add macros to read/write blocks from objects

Browse Source 
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2020-01-15 06:34:22 +10:00
parent 7a4dde711b
commit ff213b6348
1 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/gpu/drm/nouveau/include/nvkm/core/memory.h
View File

@ -84,6 +84,22 @@ void nvkm_memory_tags_put(struct nvkm_memory *, struct nvkm_device *,
nvkm_wo32((o), __a + 4, upper_32_bits(__d)); \
} while(0)
#define nvkm_robj(o,a,p,s) do { \
u32 _addr = (a), _size = (s) >> 2, *_data = (void *)(p); \
while (_size--) { \
*(_data++) = nvkm_ro32((o), _addr); \
_addr += 4; \
} \
} while(0)
#define nvkm_wobj(o,a,p,s) do { \
u32 _addr = (a), _size = (s) >> 2, *_data = (void *)(p); \
while (_size--) { \
nvkm_wo32((o), _addr, *(_data++)); \
_addr += 4; \
} \
} while(0)
#define nvkm_fill(t,s,o,a,d,c) do { \
u64 _a = (a), _c = (c), _d = (d), _o = _a >> s, _s = _c << s; \
u##t __iomem *_m = nvkm_kmap(o); \