diff options
author | Ben Skeggs <[email protected]> | 2009-06-04 10:19:04 +1000 |
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committer | Ben Skeggs <[email protected]> | 2009-06-05 14:37:01 +1000 |
commit | bc466be695913cd504cefddd857ac1cefda87a04 (patch) | |
tree | ffdf780ad66bd774d80205478131fc60eed13c05 /src/gallium/drivers/nouveau | |
parent | 072fdc1fd325256d87b182d4f55c8a5838119cf0 (diff) |
nouveau: add pipe_buffer/fence code to pipe drivers, move nv50 over
Diffstat (limited to 'src/gallium/drivers/nouveau')
-rw-r--r-- | src/gallium/drivers/nouveau/nouveau_screen.c | 242 | ||||
-rw-r--r-- | src/gallium/drivers/nouveau/nouveau_screen.h | 24 |
2 files changed, 266 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c new file mode 100644 index 00000000000..3cab83eec0a --- /dev/null +++ b/src/gallium/drivers/nouveau/nouveau_screen.c @@ -0,0 +1,242 @@ +#include <pipe/p_defines.h> +#include <pipe/p_screen.h> +#include <pipe/p_state.h> + +#include <util/u_memory.h> + +#include "nouveau/nouveau_bo.h" +#include "nouveau_winsys.h" +#include "nouveau_screen.h" + +static const char * +nouveau_screen_get_name(struct pipe_screen *pscreen) +{ + struct nouveau_device *dev = nouveau_screen(pscreen)->device; + static char buffer[128]; + + snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset); + return buffer; +} + +static const char * +nouveau_screen_get_vendor(struct pipe_screen *pscreen) +{ + return "nouveau"; +} + +static struct pipe_buffer * +nouveau_screen_bo_skel(struct pipe_screen *pscreen, struct nouveau_bo *bo, + unsigned alignment, unsigned usage, unsigned size) +{ + struct pipe_buffer *pb; + + pb = CALLOC(1, sizeof(struct pipe_buffer)+sizeof(struct nouveau_bo *)); + if (!pb) { + nouveau_bo_ref(NULL, &bo); + return NULL; + } + + pipe_reference_init(&pb->reference, 1); + pb->screen = pscreen; + pb->alignment = alignment; + pb->usage = usage; + pb->size = size; + *(struct nouveau_bo **)(pb + 1) = bo; + return pb; +} + +static struct pipe_buffer * +nouveau_screen_bo_new(struct pipe_screen *pscreen, unsigned alignment, + unsigned usage, unsigned size) +{ + struct nouveau_device *dev = nouveau_screen(pscreen)->device; + struct nouveau_bo *bo = NULL; + uint32_t flags = NOUVEAU_BO_MAP; + int ret; + + if (usage & NOUVEAU_BUFFER_USAGE_TRANSFER) + flags |= NOUVEAU_BO_GART; + else + if (usage & PIPE_BUFFER_USAGE_VERTEX) { + if (pscreen->get_param(pscreen, NOUVEAU_CAP_HW_VTXBUF)) + flags |= NOUVEAU_BO_GART; + } else + if (usage & PIPE_BUFFER_USAGE_INDEX) { + if (pscreen->get_param(pscreen, NOUVEAU_CAP_HW_IDXBUF)) + flags |= NOUVEAU_BO_GART; + } + + if (usage & PIPE_BUFFER_USAGE_PIXEL) { + if (usage & NOUVEAU_BUFFER_USAGE_TEXTURE) + flags |= NOUVEAU_BO_GART; + if (!(usage & PIPE_BUFFER_USAGE_CPU_READ_WRITE)) + flags |= NOUVEAU_BO_VRAM; + + if (dev->chipset == 0x50 || dev->chipset >= 0x80) { + flags |= NOUVEAU_BO_TILED; + if (usage & NOUVEAU_BUFFER_USAGE_ZETA) + flags |= NOUVEAU_BO_ZTILE; + } + } + + ret = nouveau_bo_new(dev, flags, alignment, size, &bo); + if (ret) + return NULL; + + return nouveau_screen_bo_skel(pscreen, bo, alignment, usage, size); +} + +static struct pipe_buffer * +nouveau_screen_bo_user(struct pipe_screen *pscreen, void *ptr, unsigned bytes) +{ + struct nouveau_device *dev = nouveau_screen(pscreen)->device; + struct nouveau_bo *bo = NULL; + int ret; + + ret = nouveau_bo_user(dev, ptr, bytes, &bo); + if (ret) + return NULL; + + return nouveau_screen_bo_skel(pscreen, bo, 0, 0, bytes); +} + +static inline uint32_t +nouveau_screen_map_flags(unsigned pipe) +{ + uint32_t flags = 0; + + if (pipe & PIPE_BUFFER_USAGE_CPU_READ) + flags |= NOUVEAU_BO_RD; + if (pipe & PIPE_BUFFER_USAGE_CPU_WRITE) + flags |= NOUVEAU_BO_WR; +#ifdef NOUVEAU_BO_NOWAIT + if (pipe & PIPE_BUFFER_USAGE_DISCARD) + flags |= NOUVEAU_BO_INVAL; + + if (pipe & PIPE_BUFFER_USAGE_DONTBLOCK) + flags |= NOUVEAU_BO_NOWAIT; + else + if (pipe & 0 /*PIPE_BUFFER_USAGE_UNSYNCHRONIZED*/) + flags |= NOUVEAU_BO_NOSYNC; +#endif + + return flags; +} + +static void * +nouveau_screen_bo_map(struct pipe_screen *pscreen, struct pipe_buffer *pb, + unsigned usage) +{ + struct nouveau_bo *bo = nouveau_bo(pb); + int ret; + + ret = nouveau_bo_map(bo, nouveau_screen_map_flags(usage)); + if (ret) { + debug_printf("map failed: %d\n", ret); + return NULL; + } + + return bo->map; +} + +#ifdef NOUVEAU_BO_NOWAIT +static void * +nouveau_screen_bo_map_range(struct pipe_screen *pscreen, struct pipe_buffer *pb, + unsigned offset, unsigned length, unsigned usage) +{ + struct nouveau_bo *bo = nouveau_bo(pb); + int ret; + + ret = nouveau_bo_map_range(bo, offset, length, + nouveau_screen_map_flags(usage)); + if (ret) { + debug_printf("map_range failed: %d\n", ret); + return NULL; + } + + return bo->map; +} + +static void +nouveau_screen_bo_map_flush(struct pipe_screen *pscreen, struct pipe_buffer *pb, + unsigned offset, unsigned length) +{ + struct nouveau_bo *bo = nouveau_bo(pb); + + nouveau_bo_map_flush(bo, offset, length); +} +#endif + +static void +nouveau_screen_bo_unmap(struct pipe_screen *pscreen, struct pipe_buffer *pb) +{ + struct nouveau_bo *bo = nouveau_bo(pb); + + nouveau_bo_unmap(bo); +} + +static void +nouveau_screen_bo_del(struct pipe_buffer *pb) +{ + struct nouveau_bo *bo = nouveau_bo(pb); + + nouveau_bo_ref(NULL, &bo); + FREE(pb); +} + +static void +nouveau_screen_fence_ref(struct pipe_screen *pscreen, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *pfence) +{ + *ptr = pfence; +} + +static int +nouveau_screen_fence_signalled(struct pipe_screen *screen, + struct pipe_fence_handle *pfence, + unsigned flags) +{ + return 0; +} + +static int +nouveau_screen_fence_finish(struct pipe_screen *screen, + struct pipe_fence_handle *pfence, + unsigned flags) +{ + return 0; +} + +int +nouveau_screen_init(struct nouveau_screen *screen, struct nouveau_device *dev) +{ + struct pipe_screen *pscreen = &screen->base; + + screen->device = dev; + + pscreen->get_name = nouveau_screen_get_name; + pscreen->get_vendor = nouveau_screen_get_vendor; + + pscreen->buffer_create = nouveau_screen_bo_new; + pscreen->user_buffer_create = nouveau_screen_bo_user; + pscreen->buffer_map = nouveau_screen_bo_map; +#ifdef NOUVEAU_BO_NOWAIT + pscreen->buffer_map_range = nouveau_screen_bo_map_range; + pscreen->buffer_flush_mapped_range = nouveau_screen_bo_map_flush; +#endif + pscreen->buffer_unmap = nouveau_screen_bo_unmap; + pscreen->buffer_destroy = nouveau_screen_bo_del; + + pscreen->fence_reference = nouveau_screen_fence_ref; + pscreen->fence_signalled = nouveau_screen_fence_signalled; + pscreen->fence_finish = nouveau_screen_fence_finish; + + return 0; +} + +void +nouveau_screen_fini(struct nouveau_screen *screen) +{ +} + diff --git a/src/gallium/drivers/nouveau/nouveau_screen.h b/src/gallium/drivers/nouveau/nouveau_screen.h new file mode 100644 index 00000000000..cffba11762d --- /dev/null +++ b/src/gallium/drivers/nouveau/nouveau_screen.h @@ -0,0 +1,24 @@ +#ifndef __NOUVEAU_SCREEN_H__ +#define __NOUVEAU_SCREEN_H__ + +struct nouveau_screen { + struct pipe_screen base; + struct nouveau_device *device; +}; + +static inline struct nouveau_screen * +nouveau_screen(struct pipe_screen *pscreen) +{ + return (struct nouveau_screen *)pscreen; +} + +static inline struct nouveau_bo * +nouveau_bo(struct pipe_buffer *pb) +{ + return pb ? *(struct nouveau_bo **)(pb + 1) : NULL; +} + +int nouveau_screen_init(struct nouveau_screen *, struct nouveau_device *); +void nouveau_screen_fini(struct nouveau_screen *); + +#endif |