| #ifndef NOUVEAU_WINSYS_H |
| #define NOUVEAU_WINSYS_H |
| |
| #include <stdint.h> |
| #include <inttypes.h> |
| |
| #include "pipe/p_defines.h" |
| |
| #include "drm-uapi/drm.h" |
| #include <nouveau.h> |
| |
| #ifndef NV04_PFIFO_MAX_PACKET_LEN |
| #define NV04_PFIFO_MAX_PACKET_LEN 2047 |
| #endif |
| |
| #define NOUVEAU_MIN_BUFFER_MAP_ALIGN 64 |
| #define NOUVEAU_MIN_BUFFER_MAP_ALIGN_MASK (NOUVEAU_MIN_BUFFER_MAP_ALIGN - 1) |
| |
| static inline uint32_t |
| PUSH_AVAIL(struct nouveau_pushbuf *push) |
| { |
| return push->end - push->cur; |
| } |
| |
| static inline bool |
| PUSH_SPACE(struct nouveau_pushbuf *push, uint32_t size) |
| { |
| /* Provide a buffer so that fences always have room to be emitted */ |
| size += 8; |
| if (PUSH_AVAIL(push) < size) |
| return nouveau_pushbuf_space(push, size, 0, 0) == 0; |
| return true; |
| } |
| |
| static inline void |
| PUSH_DATA(struct nouveau_pushbuf *push, uint32_t data) |
| { |
| *push->cur++ = data; |
| } |
| |
| static inline void |
| PUSH_DATAp(struct nouveau_pushbuf *push, const void *data, uint32_t size) |
| { |
| memcpy(push->cur, data, size * 4); |
| push->cur += size; |
| } |
| |
| static inline void |
| PUSH_DATAb(struct nouveau_pushbuf *push, const void *data, uint32_t size) |
| { |
| memcpy(push->cur, data, size); |
| push->cur += DIV_ROUND_UP(size, 4); |
| } |
| |
| static inline void |
| PUSH_DATAf(struct nouveau_pushbuf *push, float f) |
| { |
| union { float f; uint32_t i; } u; |
| u.f = f; |
| PUSH_DATA(push, u.i); |
| } |
| |
| static inline void |
| PUSH_KICK(struct nouveau_pushbuf *push) |
| { |
| nouveau_pushbuf_kick(push, push->channel); |
| } |
| |
| |
| #define NOUVEAU_RESOURCE_FLAG_LINEAR (PIPE_RESOURCE_FLAG_DRV_PRIV << 0) |
| #define NOUVEAU_RESOURCE_FLAG_DRV_PRIV (PIPE_RESOURCE_FLAG_DRV_PRIV << 1) |
| |
| static inline uint32_t |
| nouveau_screen_transfer_flags(unsigned pipe) |
| { |
| uint32_t flags = 0; |
| |
| if (!(pipe & PIPE_MAP_UNSYNCHRONIZED)) { |
| if (pipe & PIPE_MAP_READ) |
| flags |= NOUVEAU_BO_RD; |
| if (pipe & PIPE_MAP_WRITE) |
| flags |= NOUVEAU_BO_WR; |
| if (pipe & PIPE_MAP_DONTBLOCK) |
| flags |= NOUVEAU_BO_NOBLOCK; |
| } |
| |
| return flags; |
| } |
| |
| extern struct nouveau_screen * |
| nv30_screen_create(struct nouveau_device *); |
| |
| extern struct nouveau_screen * |
| nv50_screen_create(struct nouveau_device *); |
| |
| extern struct nouveau_screen * |
| nvc0_screen_create(struct nouveau_device *); |
| |
| #endif |