| #ifndef __NVKM_SUBDEV_H__ |
| #define __NVKM_SUBDEV_H__ |
| #include <core/object.h> |
| #include <core/devidx.h> |
| |
| #define NV_SUBDEV_(sub,var) (NV_SUBDEV_CLASS | ((var) << 8) | (sub)) |
| #define NV_SUBDEV(name,var) NV_SUBDEV_(NVDEV_SUBDEV_##name, (var)) |
| |
| struct nvkm_subdev { |
| struct nvkm_object object; |
| struct mutex mutex; |
| const char *name; |
| void __iomem *mmio; |
| u32 debug; |
| u32 unit; |
| |
| void (*intr)(struct nvkm_subdev *); |
| }; |
| |
| static inline struct nvkm_subdev * |
| nv_subdev(void *obj) |
| { |
| #if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA |
| if (unlikely(!nv_iclass(obj, NV_SUBDEV_CLASS))) |
| nv_assert("BAD CAST -> NvSubDev, %08x", nv_hclass(obj)); |
| #endif |
| return obj; |
| } |
| |
| static inline int |
| nv_subidx(struct nvkm_subdev *subdev) |
| { |
| return nv_hclass(subdev) & 0xff; |
| } |
| |
| struct nvkm_subdev *nvkm_subdev(void *obj, int idx); |
| |
| #define nvkm_subdev_create(p,e,o,v,s,f,d) \ |
| nvkm_subdev_create_((p), (e), (o), (v), (s), (f), \ |
| sizeof(**d),(void **)d) |
| |
| int nvkm_subdev_create_(struct nvkm_object *, struct nvkm_object *, |
| struct nvkm_oclass *, u32 pclass, |
| const char *sname, const char *fname, |
| int size, void **); |
| void nvkm_subdev_destroy(struct nvkm_subdev *); |
| int nvkm_subdev_init(struct nvkm_subdev *); |
| int nvkm_subdev_fini(struct nvkm_subdev *, bool suspend); |
| void nvkm_subdev_reset(struct nvkm_object *); |
| |
| void _nvkm_subdev_dtor(struct nvkm_object *); |
| int _nvkm_subdev_init(struct nvkm_object *); |
| int _nvkm_subdev_fini(struct nvkm_object *, bool suspend); |
| |
| #define s_printk(s,l,f,a...) do { \ |
| if ((s)->debug >= OS_DBG_##l) { \ |
| nv_printk((s)->base.parent, (s)->name, l, f, ##a); \ |
| } \ |
| } while(0) |
| |
| static inline u8 |
| nv_rd08(void *obj, u32 addr) |
| { |
| struct nvkm_subdev *subdev = nv_subdev(obj); |
| u8 data = ioread8(subdev->mmio + addr); |
| nv_spam(subdev, "nv_rd08 0x%06x 0x%02x\n", addr, data); |
| return data; |
| } |
| |
| static inline u16 |
| nv_rd16(void *obj, u32 addr) |
| { |
| struct nvkm_subdev *subdev = nv_subdev(obj); |
| u16 data = ioread16_native(subdev->mmio + addr); |
| nv_spam(subdev, "nv_rd16 0x%06x 0x%04x\n", addr, data); |
| return data; |
| } |
| |
| static inline u32 |
| nv_rd32(void *obj, u32 addr) |
| { |
| struct nvkm_subdev *subdev = nv_subdev(obj); |
| u32 data = ioread32_native(subdev->mmio + addr); |
| nv_spam(subdev, "nv_rd32 0x%06x 0x%08x\n", addr, data); |
| return data; |
| } |
| |
| static inline void |
| nv_wr08(void *obj, u32 addr, u8 data) |
| { |
| struct nvkm_subdev *subdev = nv_subdev(obj); |
| nv_spam(subdev, "nv_wr08 0x%06x 0x%02x\n", addr, data); |
| iowrite8(data, subdev->mmio + addr); |
| } |
| |
| static inline void |
| nv_wr16(void *obj, u32 addr, u16 data) |
| { |
| struct nvkm_subdev *subdev = nv_subdev(obj); |
| nv_spam(subdev, "nv_wr16 0x%06x 0x%04x\n", addr, data); |
| iowrite16_native(data, subdev->mmio + addr); |
| } |
| |
| static inline void |
| nv_wr32(void *obj, u32 addr, u32 data) |
| { |
| struct nvkm_subdev *subdev = nv_subdev(obj); |
| nv_spam(subdev, "nv_wr32 0x%06x 0x%08x\n", addr, data); |
| iowrite32_native(data, subdev->mmio + addr); |
| } |
| |
| static inline u32 |
| nv_mask(void *obj, u32 addr, u32 mask, u32 data) |
| { |
| u32 temp = nv_rd32(obj, addr); |
| nv_wr32(obj, addr, (temp & ~mask) | data); |
| return temp; |
| } |
| #endif |