diff options
Diffstat (limited to 'src/gallium/winsys/drm/radeon/core/radeon_drm.c')
-rw-r--r-- | src/gallium/winsys/drm/radeon/core/radeon_drm.c | 134 |
1 files changed, 86 insertions, 48 deletions
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm.c b/src/gallium/winsys/drm/radeon/core/radeon_drm.c index f886fda2f2..0c0e118ba3 100644 --- a/src/gallium/winsys/drm/radeon/core/radeon_drm.c +++ b/src/gallium/winsys/drm/radeon/core/radeon_drm.c @@ -31,22 +31,8 @@ #include "radeon_drm.h" -static struct radeon_libdrm_winsys * -radeon_winsys_create(int fd) -{ - struct radeon_libdrm_winsys *rws; - - rws = CALLOC_STRUCT(radeon_libdrm_winsys); - if (rws == NULL) { - return NULL; - } - - rws->fd = fd; - return rws; -} - /* Helper function to do the ioctls needed for setup and init. */ -static void do_ioctls(int fd, struct radeon_libdrm_winsys* winsys) +static void do_ioctls(int fd, struct radeon_winsys* winsys) { struct drm_radeon_gem_info gem_info = {0}; struct drm_radeon_info info = {0}; @@ -137,26 +123,62 @@ struct pipe_screen* radeon_create_screen(struct drm_api* api, int drmFB, struct drm_create_screen_arg *arg) { - struct radeon_libdrm_winsys* rws; - - rws = radeon_winsys_create(drmFB); - if (!rws) - return NULL; - - do_ioctls(drmFB, rws); + struct radeon_winsys* rwinsys = radeon_pipe_winsys(drmFB); + do_ioctls(drmFB, rwinsys); /* The state tracker can organize a softpipe fallback if no hw * driver is found. */ - if (is_r3xx(rws->pci_id)) { - radeon_setup_winsys(drmFB, rws); - return r300_create_screen(&rws->base); + if (is_r3xx(rwinsys->pci_id)) { + radeon_setup_winsys(drmFB, rwinsys); + return r300_create_screen(rwinsys); } else { - FREE(rws); + FREE(rwinsys); return NULL; } } + +boolean radeon_buffer_from_texture(struct drm_api* api, + struct pipe_screen* screen, + struct pipe_texture* texture, + struct pipe_buffer** buffer, + unsigned* stride) +{ + /* XXX fix this */ + return r300_get_texture_buffer(screen, texture, buffer, stride); +} + +/* Create a buffer from a handle. */ +/* XXX what's up with name? */ +struct pipe_buffer* radeon_buffer_from_handle(struct drm_api* api, + struct pipe_screen* screen, + const char* name, + unsigned handle) +{ + struct radeon_bo_manager* bom = + ((struct radeon_winsys*)screen->winsys)->priv->bom; + struct radeon_pipe_buffer* radeon_buffer; + struct radeon_bo* bo = NULL; + + bo = radeon_bo_open(bom, handle, 0, 0, 0, 0); + if (bo == NULL) { + return NULL; + } + + radeon_buffer = CALLOC_STRUCT(radeon_pipe_buffer); + if (radeon_buffer == NULL) { + radeon_bo_unref(bo); + return NULL; + } + + pipe_reference_init(&radeon_buffer->base.reference, 1); + radeon_buffer->base.screen = screen; + radeon_buffer->base.usage = PIPE_BUFFER_USAGE_PIXEL; + radeon_buffer->bo = bo; + return &radeon_buffer->base; +} + static struct pipe_texture* radeon_texture_from_shared_handle(struct drm_api *api, struct pipe_screen *screen, @@ -165,20 +187,18 @@ radeon_texture_from_shared_handle(struct drm_api *api, unsigned stride, unsigned handle) { - struct pb_buffer *_buf; - struct r300_winsys_buffer *buf; + struct pipe_buffer *buffer; struct pipe_texture *blanket; - struct radeon_libdrm_winsys *ws = radeon_winsys_screen(r300_winsys_screen(screen)); - _buf = radeon_drm_bufmgr_create_buffer_from_handle(ws->kman, handle); - if (!_buf) { - return NULL; + buffer = radeon_buffer_from_handle(api, screen, name, handle); + if (!buffer) { + return NULL; } - buf = radeon_libdrm_winsys_buffer(_buf); - blanket = r300_texture_blanket_winsys_buffer(screen, templ, &stride, buf); + blanket = screen->texture_blanket(screen, templ, &stride, buffer); + + pipe_buffer_reference(&buffer, NULL); - pb_reference(&_buf, NULL); return blanket; } @@ -188,14 +208,34 @@ static boolean radeon_shared_handle_from_texture(struct drm_api *api, unsigned *stride, unsigned *handle) { - struct r300_winsys_buffer *radeon_buffer; - struct pb_buffer *_buf; - if (!r300_get_texture_buffer(screen, texture, &radeon_buffer, stride)) { + int retval, fd; + struct drm_gem_flink flink; + struct radeon_pipe_buffer* radeon_buffer; + struct pipe_buffer *buffer = NULL; + + if (!radeon_buffer_from_texture(api, screen, texture, &buffer, stride)) { return FALSE; } - _buf = radeon_pb_buffer(radeon_buffer); - return radeon_drm_bufmgr_shared_handle_from_buffer(_buf, handle); + radeon_buffer = (struct radeon_pipe_buffer*)buffer; + if (!radeon_buffer->flinked) { + fd = ((struct radeon_winsys*)screen->winsys)->priv->fd; + + flink.handle = radeon_buffer->bo->handle; + + retval = ioctl(fd, DRM_IOCTL_GEM_FLINK, &flink); + if (retval) { + debug_printf("radeon: DRM_IOCTL_GEM_FLINK failed, error %d\n", + retval); + return FALSE; + } + + radeon_buffer->flink = flink.name; + radeon_buffer->flinked = TRUE; + } + + *handle = radeon_buffer->flink; + return TRUE; } static boolean radeon_local_handle_from_texture(struct drm_api *api, @@ -204,18 +244,16 @@ static boolean radeon_local_handle_from_texture(struct drm_api *api, unsigned *stride, unsigned *handle) { - struct r300_winsys_buffer *radeon_buffer; - struct pb_buffer *_buf; - - if (!r300_get_texture_buffer(screen, texture, &radeon_buffer, stride)) { + struct pipe_buffer *buffer = NULL; + if (!radeon_buffer_from_texture(api, screen, texture, &buffer, stride)) { return FALSE; } - _buf = radeon_pb_buffer(radeon_buffer); - *handle = radeon_drm_bufmgr_handle_from_buffer(_buf); + *handle = ((struct radeon_pipe_buffer*)buffer)->bo->handle; + + pipe_buffer_reference(&buffer, NULL); - pb_reference(&_buf, NULL); - return true; + return TRUE; } static void radeon_drm_api_destroy(struct drm_api *api) |