diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core/ioctl.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/core/ioctl.c | 59 |
1 files changed, 21 insertions, 38 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c index 8a0d291..7434958 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c @@ -224,10 +224,14 @@ static int nvkm_ioctl_rd(struct nvkm_handle *handle, void *data, u32 size) { struct nvkm_object *object = handle->object; - struct nvkm_ofuncs *ofuncs = object->oclass->ofuncs; union { struct nvif_ioctl_rd_v0 v0; } *args = data; + union { + u8 b08; + u16 b16; + u32 b32; + } v; int ret; nvif_ioctl(object, "rd size %d\n", size); @@ -236,22 +240,16 @@ nvkm_ioctl_rd(struct nvkm_handle *handle, void *data, u32 size) args->v0.version, args->v0.size, args->v0.addr); switch (args->v0.size) { case 1: - if (ret = -ENODEV, ofuncs->rd08) { - args->v0.data = nv_ro08(object, args->v0.addr); - ret = 0; - } + ret = nvkm_object_rd08(object, args->v0.addr, &v.b08); + args->v0.data = v.b08; break; case 2: - if (ret = -ENODEV, ofuncs->rd16) { - args->v0.data = nv_ro16(object, args->v0.addr); - ret = 0; - } + ret = nvkm_object_rd16(object, args->v0.addr, &v.b16); + args->v0.data = v.b16; break; case 4: - if (ret = -ENODEV, ofuncs->rd32) { - args->v0.data = nv_ro32(object, args->v0.addr); - ret = 0; - } + ret = nvkm_object_rd32(object, args->v0.addr, &v.b32); + args->v0.data = v.b32; break; default: ret = -EINVAL; @@ -266,7 +264,6 @@ static int nvkm_ioctl_wr(struct nvkm_handle *handle, void *data, u32 size) { struct nvkm_object *object = handle->object; - struct nvkm_ofuncs *ofuncs = object->oclass->ofuncs; union { struct nvif_ioctl_wr_v0 v0; } *args = data; @@ -278,32 +275,18 @@ nvkm_ioctl_wr(struct nvkm_handle *handle, void *data, u32 size) "wr vers %d size %d addr %016llx data %08x\n", args->v0.version, args->v0.size, args->v0.addr, args->v0.data); - switch (args->v0.size) { - case 1: - if (ret = -ENODEV, ofuncs->wr08) { - nv_wo08(object, args->v0.addr, args->v0.data); - ret = 0; - } - break; - case 2: - if (ret = -ENODEV, ofuncs->wr16) { - nv_wo16(object, args->v0.addr, args->v0.data); - ret = 0; - } - break; - case 4: - if (ret = -ENODEV, ofuncs->wr32) { - nv_wo32(object, args->v0.addr, args->v0.data); - ret = 0; - } - break; - default: - ret = -EINVAL; - break; - } + } else + return ret; + + switch (args->v0.size) { + case 1: return nvkm_object_wr08(object, args->v0.addr, args->v0.data); + case 2: return nvkm_object_wr16(object, args->v0.addr, args->v0.data); + case 4: return nvkm_object_wr32(object, args->v0.addr, args->v0.data); + default: + break; } - return ret; + return -EINVAL; } static int |