diff options
author | Ben Skeggs <skeggsb@gmail.com> | 2008-02-16 17:23:12 +1100 |
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committer | Ben Skeggs <skeggsb@gmail.com> | 2008-02-16 17:23:12 +1100 |
commit | 26add9288c88108e3485ffc57c51ea9bdc0ee719 (patch) | |
tree | 925c82d660e68ec0022c67a0b970b41cc98e6b52 /src/gallium/winsys/dri/nouveau/nouveau_winsys_pipe.c | |
parent | 87e3301533aa4d3e6e98db139887ebba3d217f7d (diff) |
nouveau: match gallium code reorginisation.
That was... fun..
Diffstat (limited to 'src/gallium/winsys/dri/nouveau/nouveau_winsys_pipe.c')
-rw-r--r-- | src/gallium/winsys/dri/nouveau/nouveau_winsys_pipe.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/src/gallium/winsys/dri/nouveau/nouveau_winsys_pipe.c b/src/gallium/winsys/dri/nouveau/nouveau_winsys_pipe.c new file mode 100644 index 0000000000..e1a9271395 --- /dev/null +++ b/src/gallium/winsys/dri/nouveau/nouveau_winsys_pipe.c @@ -0,0 +1,196 @@ +#include "pipe/p_winsys.h" +#include "pipe/p_defines.h" +#include "pipe/p_util.h" +#include "pipe/p_inlines.h" + +#include "nouveau_context.h" +#include "nouveau_device.h" +#include "nouveau_local.h" +#include "nouveau_screen.h" +#include "nouveau_swapbuffers.h" +#include "nouveau_winsys_pipe.h" + +static void +nouveau_flush_frontbuffer(struct pipe_winsys *pws, struct pipe_surface *surf, + void *context_private) +{ + struct nouveau_context *nv = context_private; + __DRIdrawablePrivate *dPriv = nv->dri_drawable; + + nouveau_copy_buffer(dPriv, surf, NULL); +} + +static void +nouveau_printf(struct pipe_winsys *pws, const char *fmt, ...) +{ + va_list args; + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); +} + +static const char * +nouveau_get_name(struct pipe_winsys *pws) +{ + return "Nouveau/DRI"; +} + +static struct pipe_surface * +nouveau_surface_alloc(struct pipe_winsys *ws) +{ + struct pipe_surface *surf; + + surf = CALLOC_STRUCT(pipe_surface); + if (!surf) + return NULL; + + surf->refcount = 1; + surf->winsys = ws; + return surf; +} + +static int +nouveau_surface_alloc_storage(struct pipe_winsys *ws, struct pipe_surface *surf, + unsigned width, unsigned height, + enum pipe_format format, unsigned flags) +{ + unsigned pitch = ((width * pf_get_size(format)) + 63) & ~63; + + surf->format = format; + surf->width = width; + surf->height = height; + surf->cpp = pf_get_size(format); + surf->pitch = pitch / surf->cpp; + + surf->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL, + pitch * height); + if (!surf->buffer) + return 1; + + return 0; +} + +static void +nouveau_surface_release(struct pipe_winsys *ws, struct pipe_surface **s) +{ + struct pipe_surface *surf = *s; + + *s = NULL; + if (--surf->refcount <= 0) { + if (surf->buffer) + pipe_buffer_reference(ws, &surf->buffer, NULL); + free(surf); + } +} + +static struct pipe_buffer * +nouveau_pipe_bo_create(struct pipe_winsys *pws, unsigned alignment, + unsigned usage, unsigned size) +{ + struct nouveau_pipe_winsys *nvpws = (struct nouveau_pipe_winsys *)pws; + struct nouveau_device *dev = nvpws->nv->nv_screen->device; + struct nouveau_pipe_buffer *nvbuf; + uint32_t flags = 0; + + nvbuf = calloc(1, sizeof(*nvbuf)); + if (!nvbuf) + return NULL; + nvbuf->base.refcount = 1; + nvbuf->base.alignment = alignment; + nvbuf->base.usage = usage; + nvbuf->base.size = size; + + flags = NOUVEAU_BO_LOCAL; + if (nouveau_bo_new(dev, flags, alignment, size, &nvbuf->bo)) { + free(nvbuf); + return NULL; + } + + return &nvbuf->base; +} + +static struct pipe_buffer * +nouveau_pipe_bo_user_create(struct pipe_winsys *pws, void *ptr, unsigned bytes) +{ + struct nouveau_pipe_winsys *nvpws = (struct nouveau_pipe_winsys *)pws; + struct nouveau_device *dev = nvpws->nv->nv_screen->device; + struct nouveau_pipe_buffer *nvbuf; + + nvbuf = calloc(1, sizeof(*nvbuf)); + if (!nvbuf) + return NULL; + nvbuf->base.refcount = 1; + nvbuf->base.size = bytes; + + if (nouveau_bo_user(dev, ptr, bytes, &nvbuf->bo)) { + free(nvbuf); + return NULL; + } + + return &nvbuf->base; +} + +static void +nouveau_pipe_bo_del(struct pipe_winsys *ws, struct pipe_buffer *buf) +{ + struct nouveau_pipe_buffer *nvbuf = nouveau_buffer(buf); + + nouveau_bo_del(&nvbuf->bo); + free(nvbuf); +} + +static void * +nouveau_pipe_bo_map(struct pipe_winsys *pws, struct pipe_buffer *buf, + unsigned flags) +{ + struct nouveau_pipe_buffer *nvbuf = nouveau_buffer(buf); + uint32_t map_flags = 0; + + if (flags & PIPE_BUFFER_USAGE_CPU_READ) + map_flags |= NOUVEAU_BO_RD; + if (flags & PIPE_BUFFER_USAGE_CPU_WRITE) + map_flags |= NOUVEAU_BO_WR; + + if (nouveau_bo_map(nvbuf->bo, map_flags)) + return NULL; + return nvbuf->bo->map; +} + +static void +nouveau_pipe_bo_unmap(struct pipe_winsys *pws, struct pipe_buffer *buf) +{ + struct nouveau_pipe_buffer *nvbuf = nouveau_buffer(buf); + + nouveau_bo_unmap(nvbuf->bo); +} + +struct pipe_winsys * +nouveau_create_pipe_winsys(struct nouveau_context *nv) +{ + struct nouveau_pipe_winsys *nvpws; + struct pipe_winsys *pws; + + nvpws = CALLOC_STRUCT(nouveau_pipe_winsys); + if (!nvpws) + return NULL; + nvpws->nv = nv; + pws = &nvpws->pws; + + pws->flush_frontbuffer = nouveau_flush_frontbuffer; + pws->printf = nouveau_printf; + + pws->surface_alloc = nouveau_surface_alloc; + pws->surface_alloc_storage = nouveau_surface_alloc_storage; + pws->surface_release = nouveau_surface_release; + + pws->buffer_create = nouveau_pipe_bo_create; + pws->buffer_destroy = nouveau_pipe_bo_del; + pws->user_buffer_create = nouveau_pipe_bo_user_create; + pws->buffer_map = nouveau_pipe_bo_map; + pws->buffer_unmap = nouveau_pipe_bo_unmap; + + pws->get_name = nouveau_get_name; + + return &nvpws->pws; +} + |