diff options
| -rw-r--r-- | src/gallium/drivers/i915/i915_texture.c | 104 | ||||
| -rw-r--r-- | src/gallium/drivers/i915/intel_winsys.h | 39 | ||||
| -rw-r--r-- | src/gallium/winsys/drm/intel/gem/intel_drm_api.c | 96 | ||||
| -rw-r--r-- | src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c | 63 |
4 files changed, 137 insertions, 165 deletions
diff --git a/src/gallium/drivers/i915/i915_texture.c b/src/gallium/drivers/i915/i915_texture.c index 5ad65a2e9c..334959c46d 100644 --- a/src/gallium/drivers/i915/i915_texture.c +++ b/src/gallium/drivers/i915/i915_texture.c @@ -673,6 +673,58 @@ fail: } static struct pipe_texture * +i915_texture_from_handle(struct pipe_screen * screen, + const struct pipe_texture *templat, + struct winsys_handle *whandle) +{ + struct i915_screen *is = i915_screen(screen); + struct i915_texture *tex; + struct intel_winsys *iws = is->iws; + struct intel_buffer *buffer; + unsigned stride; + + assert(screen); + + buffer = iws->buffer_from_handle(iws, whandle, &stride); + + /* Only supports one type */ + if (templat->target != PIPE_TEXTURE_2D || + templat->last_level != 0 || + templat->depth0 != 1) { + return NULL; + } + + tex = CALLOC_STRUCT(i915_texture); + if (!tex) + return NULL; + + tex->base = *templat; + pipe_reference_init(&tex->base.reference, 1); + tex->base.screen = screen; + + tex->stride = stride; + + i915_miptree_set_level_info(tex, 0, 1, templat->width0, templat->height0, 1); + i915_miptree_set_image_offset(tex, 0, 0, 0, 0); + + tex->buffer = buffer; + + return &tex->base; +} + +static boolean +i915_texture_get_handle(struct pipe_screen * screen, + struct pipe_texture *texture, + struct winsys_handle *whandle) +{ + struct i915_screen *is = i915_screen(screen); + struct i915_texture *tex = (struct i915_texture *)texture; + struct intel_winsys *iws = is->iws; + + return iws->buffer_get_handle(iws, tex->buffer, whandle, tex->stride); +} + +static struct pipe_texture * i915_texture_blanket(struct pipe_screen * screen, const struct pipe_texture *base, const unsigned *stride, @@ -869,6 +921,8 @@ void i915_init_screen_texture_functions(struct i915_screen *is) { is->base.texture_create = i915_texture_create; + is->base.texture_from_handle = i915_texture_from_handle; + is->base.texture_get_handle = i915_texture_get_handle; is->base.texture_blanket = i915_texture_blanket; is->base.texture_destroy = i915_texture_destroy; is->base.get_tex_surface = i915_get_tex_surface; @@ -878,53 +932,3 @@ i915_init_screen_texture_functions(struct i915_screen *is) is->base.transfer_unmap = i915_transfer_unmap; is->base.tex_transfer_destroy = i915_tex_transfer_destroy; } - -struct pipe_texture * -i915_texture_blanket_intel(struct pipe_screen *screen, - struct pipe_texture *base, - unsigned stride, - struct intel_buffer *buffer) -{ - struct i915_texture *tex; - assert(screen); - - /* Only supports one type */ - if (base->target != PIPE_TEXTURE_2D || - base->last_level != 0 || - base->depth0 != 1) { - return NULL; - } - - tex = CALLOC_STRUCT(i915_texture); - if (!tex) - return NULL; - - tex->base = *base; - pipe_reference_init(&tex->base.reference, 1); - tex->base.screen = screen; - - tex->stride = stride; - - i915_miptree_set_level_info(tex, 0, 1, base->width0, base->height0, 1); - i915_miptree_set_image_offset(tex, 0, 0, 0, 0); - - tex->buffer = buffer; - - return &tex->base; -} - -boolean -i915_get_texture_buffer_intel(struct pipe_texture *texture, - struct intel_buffer **buffer, - unsigned *stride) -{ - struct i915_texture *tex = (struct i915_texture *)texture; - - if (!texture) - return FALSE; - - *stride = tex->stride; - *buffer = tex->buffer; - - return TRUE; -} diff --git a/src/gallium/drivers/i915/intel_winsys.h b/src/gallium/drivers/i915/intel_winsys.h index b3a802b0e2..00fd0c1efe 100644 --- a/src/gallium/drivers/i915/intel_winsys.h +++ b/src/gallium/drivers/i915/intel_winsys.h @@ -33,6 +33,7 @@ struct intel_buffer; struct intel_batchbuffer; struct pipe_texture; struct pipe_fence_handle; +struct winsys_handle; enum intel_buffer_usage { @@ -129,6 +130,25 @@ struct intel_winsys { enum intel_buffer_type type); /** + * Creates a buffer from a handle. + * Used to implement pipe_screen::texture_from_handle. + * Also provides the stride information needed for the + * texture via the stride argument. + */ + struct intel_buffer *(*buffer_from_handle)(struct intel_winsys *iws, + struct winsys_handle *whandle, + unsigned *stride); + + /** + * Used to implement pipe_screen::texture_get_handle. + * The winsys might need the stride information. + */ + boolean (*buffer_get_handle)(struct intel_winsys *iws, + struct intel_buffer *buffer, + struct winsys_handle *whandle, + unsigned stride); + + /** * Fence a buffer with a fence reg. * Not to be confused with pipe_fence_handle. */ @@ -204,23 +224,4 @@ struct intel_winsys { struct pipe_screen *i915_create_screen(struct intel_winsys *iws, unsigned pci_id); -/** - * Get the intel_winsys buffer backing the texture. - * - * TODO UGLY - */ -boolean i915_get_texture_buffer_intel(struct pipe_texture *texture, - struct intel_buffer **buffer, - unsigned *stride); - -/** - * Wrap a intel_winsys buffer with a texture blanket. - * - * TODO UGLY - */ -struct pipe_texture * i915_texture_blanket_intel(struct pipe_screen *screen, - struct pipe_texture *tmplt, - unsigned pitch, - struct intel_buffer *buffer); - #endif diff --git a/src/gallium/winsys/drm/intel/gem/intel_drm_api.c b/src/gallium/winsys/drm/intel/gem/intel_drm_api.c index 377ed25513..e3b980a832 100644 --- a/src/gallium/winsys/drm/intel/gem/intel_drm_api.c +++ b/src/gallium/winsys/drm/intel/gem/intel_drm_api.c @@ -38,99 +38,6 @@ intel_drm_get_device_id(unsigned int *device_id) fclose(file); } -static struct intel_buffer * -intel_drm_buffer_from_handle(struct intel_drm_winsys *idws, - const char* name, unsigned handle) -{ - struct intel_drm_buffer *buf = CALLOC_STRUCT(intel_drm_buffer); - uint32_t tile = 0, swizzle = 0; - - if (!buf) - return NULL; - - buf->magic = 0xDEAD1337; - buf->bo = drm_intel_bo_gem_create_from_name(idws->pools.gem, name, handle); - buf->flinked = TRUE; - buf->flink = handle; - - if (!buf->bo) - goto err; - - drm_intel_bo_get_tiling(buf->bo, &tile, &swizzle); - if (tile != INTEL_TILE_NONE) - buf->map_gtt = TRUE; - - return (struct intel_buffer *)buf; - -err: - FREE(buf); - return NULL; -} - - -/* - * Exported functions - */ - - -static struct pipe_texture * -intel_drm_texture_from_shared_handle(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *templ, - const char* name, - unsigned pitch, - unsigned handle) -{ - struct intel_drm_winsys *idws = intel_drm_winsys(i915_screen(screen)->iws); - struct intel_buffer *buffer; - - buffer = intel_drm_buffer_from_handle(idws, name, handle); - if (!buffer) - return NULL; - - return i915_texture_blanket_intel(screen, templ, pitch, buffer); -} - -static boolean -intel_drm_shared_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *pitch, - unsigned *handle) -{ - struct intel_drm_buffer *buf = NULL; - struct intel_buffer *buffer = NULL; - if (!i915_get_texture_buffer_intel(texture, &buffer, pitch)) - return FALSE; - - buf = intel_drm_buffer(buffer); - if (!buf->flinked) { - if (drm_intel_bo_flink(buf->bo, &buf->flink)) - return FALSE; - buf->flinked = TRUE; - } - - *handle = buf->flink; - - return TRUE; -} - -static boolean -intel_drm_local_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *pitch, - unsigned *handle) -{ - struct intel_buffer *buffer = NULL; - if (!i915_get_texture_buffer_intel(texture, &buffer, pitch)) - return FALSE; - - *handle = intel_drm_buffer(buffer)->bo->handle; - - return TRUE; -} - static void intel_drm_winsys_destroy(struct intel_winsys *iws) { @@ -192,9 +99,6 @@ struct drm_api intel_drm_api = .name = "i915", .driver_name = "i915", .create_screen = intel_drm_create_screen, - .texture_from_shared_handle = intel_drm_texture_from_shared_handle, - .shared_handle_from_texture = intel_drm_shared_handle_from_texture, - .local_handle_from_texture = intel_drm_local_handle_from_texture, .destroy = destroy, }; diff --git a/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c b/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c index ac4dd6e00e..cb4f92a3b1 100644 --- a/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c +++ b/src/gallium/winsys/drm/intel/gem/intel_drm_buffer.c @@ -1,4 +1,5 @@ +#include "state_tracker/drm_api.h" #include "intel_drm_winsys.h" #include "util/u_memory.h" @@ -52,6 +53,66 @@ err: return NULL; } +static struct intel_buffer * +intel_drm_buffer_from_handle(struct intel_winsys *iws, + struct winsys_handle *whandle, + unsigned *stride) +{ + struct intel_drm_winsys *idws = intel_drm_winsys(iws); + struct intel_drm_buffer *buf = CALLOC_STRUCT(intel_drm_buffer); + uint32_t tile = 0, swizzle = 0; + + if (!buf) + return NULL; + + buf->magic = 0xDEAD1337; + buf->bo = drm_intel_bo_gem_create_from_name(idws->pools.gem, "gallium3d_from_handle", whandle->handle); + buf->flinked = TRUE; + buf->flink = whandle->handle; + + if (!buf->bo) + goto err; + + drm_intel_bo_get_tiling(buf->bo, &tile, &swizzle); + if (tile != INTEL_TILE_NONE) + buf->map_gtt = TRUE; + + *stride = whandle->stride; + + return (struct intel_buffer *)buf; + +err: + FREE(buf); + return NULL; +} + +static boolean +intel_drm_buffer_get_handle(struct intel_winsys *iws, + struct intel_buffer *buffer, + struct winsys_handle *whandle, + unsigned stride) +{ + struct intel_drm_buffer *buf = intel_drm_buffer(buffer); + + if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) { + if (!buf->flinked) { + if (drm_intel_bo_flink(buf->bo, &buf->flink)) + return FALSE; + buf->flinked = TRUE; + } + + whandle->handle = buf->flink; + } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) { + whandle->handle = buf->bo->handle; + } else { + assert(!"unknown usage"); + return FALSE; + } + + whandle->stride = stride; + return TRUE; +} + static int intel_drm_buffer_set_fence_reg(struct intel_winsys *iws, struct intel_buffer *buffer, @@ -146,6 +207,8 @@ void intel_drm_winsys_init_buffer_functions(struct intel_drm_winsys *idws) { idws->base.buffer_create = intel_drm_buffer_create; + idws->base.buffer_from_handle = intel_drm_buffer_from_handle; + idws->base.buffer_get_handle = intel_drm_buffer_get_handle; idws->base.buffer_set_fence_reg = intel_drm_buffer_set_fence_reg; idws->base.buffer_map = intel_drm_buffer_map; idws->base.buffer_unmap = intel_drm_buffer_unmap; |