diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/include/core/object.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/include/core/object.h | 62 |
1 files changed, 38 insertions, 24 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/core/object.h b/drivers/gpu/drm/nouveau/core/include/core/object.h index 818feabbf4a0..106bb19fdd9a 100644 --- a/drivers/gpu/drm/nouveau/core/include/core/object.h +++ b/drivers/gpu/drm/nouveau/core/include/core/object.h @@ -50,10 +50,13 @@ int nouveau_object_fini(struct nouveau_object *, bool suspend); extern struct nouveau_ofuncs nouveau_object_ofuncs; +/* Don't allocate dynamically, because lockdep needs lock_class_keys to be in + * ".data". */ struct nouveau_oclass { u32 handle; - struct nouveau_ofuncs *ofuncs; - struct nouveau_omthds *omthds; + struct nouveau_ofuncs * const ofuncs; + struct nouveau_omthds * const omthds; + struct lock_class_key lock_class_key; }; #define nv_oclass(o) nv_object(o)->oclass @@ -70,7 +73,8 @@ nv_pclass(struct nouveau_object *parent, u32 oclass) } struct nouveau_omthds { - u32 method; + u32 start; + u32 limit; int (*call)(struct nouveau_object *, u32, void *, u32); }; @@ -81,12 +85,12 @@ struct nouveau_ofuncs { void (*dtor)(struct nouveau_object *); int (*init)(struct nouveau_object *); int (*fini)(struct nouveau_object *, bool suspend); - u8 (*rd08)(struct nouveau_object *, u32 offset); - u16 (*rd16)(struct nouveau_object *, u32 offset); - u32 (*rd32)(struct nouveau_object *, u32 offset); - void (*wr08)(struct nouveau_object *, u32 offset, u8 data); - void (*wr16)(struct nouveau_object *, u32 offset, u16 data); - void (*wr32)(struct nouveau_object *, u32 offset, u32 data); + u8 (*rd08)(struct nouveau_object *, u64 offset); + u16 (*rd16)(struct nouveau_object *, u64 offset); + u32 (*rd32)(struct nouveau_object *, u64 offset); + void (*wr08)(struct nouveau_object *, u64 offset, u8 data); + void (*wr16)(struct nouveau_object *, u64 offset, u16 data); + void (*wr32)(struct nouveau_object *, u64 offset, u32 data); }; static inline struct nouveau_ofuncs * @@ -109,21 +113,27 @@ int nouveau_object_del(struct nouveau_object *, u32 parent, u32 handle); void nouveau_object_debug(void); static inline int -nv_call(void *obj, u32 mthd, u32 data) +nv_exec(void *obj, u32 mthd, void *data, u32 size) { struct nouveau_omthds *method = nv_oclass(obj)->omthds; while (method && method->call) { - if (method->method == mthd) - return method->call(obj, mthd, &data, sizeof(data)); + if (mthd >= method->start && mthd <= method->limit) + return method->call(obj, mthd, data, size); method++; } return -EINVAL; } +static inline int +nv_call(void *obj, u32 mthd, u32 data) +{ + return nv_exec(obj, mthd, &data, sizeof(data)); +} + static inline u8 -nv_ro08(void *obj, u32 addr) +nv_ro08(void *obj, u64 addr) { u8 data = nv_ofuncs(obj)->rd08(obj, addr); nv_spam(obj, "nv_ro08 0x%08x 0x%02x\n", addr, data); @@ -131,7 +141,7 @@ nv_ro08(void *obj, u32 addr) } static inline u16 -nv_ro16(void *obj, u32 addr) +nv_ro16(void *obj, u64 addr) { u16 data = nv_ofuncs(obj)->rd16(obj, addr); nv_spam(obj, "nv_ro16 0x%08x 0x%04x\n", addr, data); @@ -139,7 +149,7 @@ nv_ro16(void *obj, u32 addr) } static inline u32 -nv_ro32(void *obj, u32 addr) +nv_ro32(void *obj, u64 addr) { u32 data = nv_ofuncs(obj)->rd32(obj, addr); nv_spam(obj, "nv_ro32 0x%08x 0x%08x\n", addr, data); @@ -147,42 +157,46 @@ nv_ro32(void *obj, u32 addr) } static inline void -nv_wo08(void *obj, u32 addr, u8 data) +nv_wo08(void *obj, u64 addr, u8 data) { nv_spam(obj, "nv_wo08 0x%08x 0x%02x\n", addr, data); nv_ofuncs(obj)->wr08(obj, addr, data); } static inline void -nv_wo16(void *obj, u32 addr, u16 data) +nv_wo16(void *obj, u64 addr, u16 data) { nv_spam(obj, "nv_wo16 0x%08x 0x%04x\n", addr, data); nv_ofuncs(obj)->wr16(obj, addr, data); } static inline void -nv_wo32(void *obj, u32 addr, u32 data) +nv_wo32(void *obj, u64 addr, u32 data) { nv_spam(obj, "nv_wo32 0x%08x 0x%08x\n", addr, data); nv_ofuncs(obj)->wr32(obj, addr, data); } static inline u32 -nv_mo32(void *obj, u32 addr, u32 mask, u32 data) +nv_mo32(void *obj, u64 addr, u32 mask, u32 data) { u32 temp = nv_ro32(obj, addr); nv_wo32(obj, addr, (temp & ~mask) | data); return temp; } -static inline bool -nv_strncmp(void *obj, u32 addr, u32 len, const char *str) +static inline int +nv_memcmp(void *obj, u32 addr, const char *str, u32 len) { + unsigned char c1, c2; + while (len--) { - if (nv_ro08(obj, addr++) != *(str++)) - return false; + c1 = nv_ro08(obj, addr++); + c2 = *(str++); + if (c1 != c2) + return c1 - c2; } - return true; + return 0; } #endif |