From ff213b634865b60fa8d445a070ac74951245bb3d Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Wed, 15 Jan 2020 06:34:22 +1000 Subject: [PATCH] drm/nouveau/core/memory: add macros to read/write blocks from objects Signed-off-by: Ben Skeggs --- .../gpu/drm/nouveau/include/nvkm/core/memory.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h index b23bf6109f2d..74d3f1a809d7 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h @@ -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); \ -- 2.45.2