diff options
| -rw-r--r-- | src/gallium/drivers/i965/brw_screen_texture.c | 230 | ||||
| -rw-r--r-- | src/gallium/drivers/i965/brw_winsys.h | 10 | ||||
| -rw-r--r-- | src/gallium/winsys/drm/i965/gem/i965_drm_api.c | 126 | ||||
| -rw-r--r-- | src/gallium/winsys/drm/i965/gem/i965_drm_buffer.c | 75 |
4 files changed, 200 insertions, 241 deletions
diff --git a/src/gallium/drivers/i965/brw_screen_texture.c b/src/gallium/drivers/i965/brw_screen_texture.c index 2d7b6ec2222..995a6f1d7f5 100644 --- a/src/gallium/drivers/i965/brw_screen_texture.c +++ b/src/gallium/drivers/i965/brw_screen_texture.c @@ -303,6 +303,119 @@ fail: return NULL; } +static struct pipe_texture * +brw_texture_from_handle(struct pipe_screen *screen, + const struct pipe_texture *templ, + struct winsys_handle *whandle) +{ + struct brw_screen *bscreen = brw_screen(screen); + struct brw_texture *tex; + struct brw_winsys_buffer *buffer; + unsigned tiling; + unsigned pitch; + + if (templ->target != PIPE_TEXTURE_2D || + templ->last_level != 0 || + templ->depth0 != 1) + return NULL; + + if (util_format_is_compressed(templ->format)) + return NULL; + + tex = CALLOC_STRUCT(brw_texture); + if (!tex) + return NULL; + + if (bscreen->sws->bo_from_handle(bscreen->sws, whandle, &pitch, &tiling, &buffer) != PIPE_OK) + goto fail; + + memcpy(&tex->base, templ, sizeof *templ); + pipe_reference_init(&tex->base.reference, 1); + tex->base.screen = screen; + + /* XXX: cpp vs. blocksize + */ + tex->cpp = util_format_get_blocksize(tex->base.format); + tex->tiling = tiling; + + make_empty_list(&tex->views[0]); + make_empty_list(&tex->views[1]); + + if (!brw_texture_layout(bscreen, tex)) + goto fail; + + /* XXX Maybe some more checks? */ + if ((pitch / tex->cpp) < tex->pitch) + goto fail; + + tex->pitch = pitch / tex->cpp; + + tex->bo = buffer; + + /* fix this warning */ +#if 0 + if (tex->size > buffer->size) + goto fail; +#endif + + tex->ss.ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW; + tex->ss.ss0.surface_type = translate_tex_target(tex->base.target); + tex->ss.ss0.surface_format = translate_tex_format(tex->base.format); + assert(tex->ss.ss0.surface_format != BRW_SURFACEFORMAT_INVALID); + + /* This is ok for all textures with channel width 8bit or less: + */ +/* tex->ss.ss0.data_return_format = BRW_SURFACERETURNFORMAT_S1; */ + + + /* XXX: what happens when tex->bo->offset changes??? + */ + tex->ss.ss1.base_addr = 0; /* reloc */ + tex->ss.ss2.mip_count = tex->base.last_level; + tex->ss.ss2.width = tex->base.width0 - 1; + tex->ss.ss2.height = tex->base.height0 - 1; + + switch (tex->tiling) { + case BRW_TILING_NONE: + tex->ss.ss3.tiled_surface = 0; + tex->ss.ss3.tile_walk = 0; + break; + case BRW_TILING_X: + tex->ss.ss3.tiled_surface = 1; + tex->ss.ss3.tile_walk = BRW_TILEWALK_XMAJOR; + break; + case BRW_TILING_Y: + tex->ss.ss3.tiled_surface = 1; + tex->ss.ss3.tile_walk = BRW_TILEWALK_YMAJOR; + break; + } + + tex->ss.ss3.pitch = (tex->pitch * tex->cpp) - 1; + tex->ss.ss3.depth = tex->base.depth0 - 1; + + tex->ss.ss4.min_lod = 0; + + return &tex->base; + +fail: + FREE(tex); + return NULL; +} + +static boolean +brw_texture_get_handle(struct pipe_screen *screen, + struct pipe_texture *texture, + struct winsys_handle *whandle) +{ + struct brw_screen *bscreen = brw_screen(screen); + struct brw_texture *tex = brw_texture(texture); + unsigned stride; + + stride = tex->pitch * tex->cpp; + + return bscreen->sws->bo_get_handle(tex->bo, whandle, stride); +} + static struct pipe_texture *brw_texture_blanket(struct pipe_screen *screen, const struct pipe_texture *templ, const unsigned *stride, @@ -451,125 +564,12 @@ brw_tex_transfer_destroy(struct pipe_transfer *trans) } -/* - * Functions exported to the winsys - */ - -boolean brw_texture_get_winsys_buffer(struct pipe_texture *texture, - struct brw_winsys_buffer **buffer, - unsigned *stride) -{ - struct brw_texture *tex = brw_texture(texture); - - *buffer = tex->bo; - if (stride) - *stride = tex->pitch * tex->cpp; - - return TRUE; -} - -struct pipe_texture * -brw_texture_blanket_winsys_buffer(struct pipe_screen *screen, - const struct pipe_texture *templ, - unsigned pitch, - unsigned tiling, - struct brw_winsys_buffer *buffer) -{ - struct brw_screen *bscreen = brw_screen(screen); - struct brw_texture *tex; - GLuint format; - - if (templ->target != PIPE_TEXTURE_2D || - templ->last_level != 0 || - templ->depth0 != 1) - return NULL; - - if (util_format_is_compressed(templ->format)) - return NULL; - - tex = CALLOC_STRUCT(brw_texture); - if (!tex) - return NULL; - - memcpy(&tex->base, templ, sizeof *templ); - pipe_reference_init(&tex->base.reference, 1); - tex->base.screen = screen; - - /* XXX: cpp vs. blocksize - */ - tex->cpp = util_format_get_blocksize(tex->base.format); - tex->tiling = tiling; - - make_empty_list(&tex->views[0]); - make_empty_list(&tex->views[1]); - - if (!brw_texture_layout(bscreen, tex)) - goto fail; - - /* XXX Maybe some more checks? */ - if ((pitch / tex->cpp) < tex->pitch) - goto fail; - - tex->pitch = pitch / tex->cpp; - - tex->bo = buffer; - - /* fix this warning */ -#if 0 - if (tex->size > buffer->size) - goto fail; -#endif - - tex->ss.ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW; - tex->ss.ss0.surface_type = translate_tex_target(tex->base.target); - - format = translate_tex_format(tex->base.format); - assert(format != BRW_SURFACEFORMAT_INVALID); - tex->ss.ss0.surface_format = format; - - /* This is ok for all textures with channel width 8bit or less: - */ -/* tex->ss.ss0.data_return_format = BRW_SURFACERETURNFORMAT_S1; */ - - - /* XXX: what happens when tex->bo->offset changes??? - */ - tex->ss.ss1.base_addr = 0; /* reloc */ - tex->ss.ss2.mip_count = tex->base.last_level; - tex->ss.ss2.width = tex->base.width0 - 1; - tex->ss.ss2.height = tex->base.height0 - 1; - - switch (tex->tiling) { - case BRW_TILING_NONE: - tex->ss.ss3.tiled_surface = 0; - tex->ss.ss3.tile_walk = 0; - break; - case BRW_TILING_X: - tex->ss.ss3.tiled_surface = 1; - tex->ss.ss3.tile_walk = BRW_TILEWALK_XMAJOR; - break; - case BRW_TILING_Y: - tex->ss.ss3.tiled_surface = 1; - tex->ss.ss3.tile_walk = BRW_TILEWALK_YMAJOR; - break; - } - - tex->ss.ss3.pitch = (tex->pitch * tex->cpp) - 1; - tex->ss.ss3.depth = tex->base.depth0 - 1; - - tex->ss.ss4.min_lod = 0; - - return &tex->base; - -fail: - FREE(tex); - return NULL; -} - void brw_screen_tex_init( struct brw_screen *brw_screen ) { brw_screen->base.is_format_supported = brw_is_format_supported; brw_screen->base.texture_create = brw_texture_create; + brw_screen->base.texture_from_handle = brw_texture_from_handle; + brw_screen->base.texture_get_handle = brw_texture_get_handle; brw_screen->base.texture_destroy = brw_texture_destroy; brw_screen->base.texture_blanket = brw_texture_blanket; brw_screen->base.get_tex_transfer = brw_get_tex_transfer; diff --git a/src/gallium/drivers/i965/brw_winsys.h b/src/gallium/drivers/i965/brw_winsys.h index c82d00f4a47..139e26e31fe 100644 --- a/src/gallium/drivers/i965/brw_winsys.h +++ b/src/gallium/drivers/i965/brw_winsys.h @@ -162,6 +162,16 @@ struct brw_winsys_screen { unsigned alignment, struct brw_winsys_buffer **bo_out); + enum pipe_error (*bo_from_handle)(struct brw_winsys_screen *sws, + struct winsys_handle *whandle, + unsigned *stride, + unsigned *tiling, + struct brw_winsys_buffer **bo_out); + + enum pipe_error (*bo_get_handle)(struct brw_winsys_buffer *buffer, + struct winsys_handle *whandle, + unsigned stride); + /* Destroy a buffer when our refcount goes to zero: */ void (*bo_destroy)(struct brw_winsys_buffer *buffer); diff --git a/src/gallium/winsys/drm/i965/gem/i965_drm_api.c b/src/gallium/winsys/drm/i965/gem/i965_drm_api.c index a061eef0beb..21e82303f72 100644 --- a/src/gallium/winsys/drm/i965/gem/i965_drm_api.c +++ b/src/gallium/winsys/drm/i965/gem/i965_drm_api.c @@ -37,129 +37,6 @@ i965_libdrm_get_device_id(unsigned int *device_id) fclose(file); } -static struct i965_libdrm_buffer * -i965_libdrm_buffer_from_handle(struct i965_libdrm_winsys *idws, - const char* name, unsigned handle) -{ - struct i965_libdrm_buffer *buf = CALLOC_STRUCT(i965_libdrm_buffer); - uint32_t swizzle = 0; - - if (BRW_DUMP) - debug_printf("%s\n", __FUNCTION__); - - if (!buf) - return NULL; - pipe_reference_init(&buf->base.reference, 1); - buf->bo = drm_intel_bo_gem_create_from_name(idws->gem, name, handle); - buf->base.size = buf->bo->size; - buf->base.sws = &idws->base; - buf->flinked = TRUE; - buf->flink = handle; - - - if (!buf->bo) - goto err; - - drm_intel_bo_get_tiling(buf->bo, &buf->tiling, &swizzle); - if (buf->tiling != 0) - buf->map_gtt = TRUE; - - return buf; - -err: - FREE(buf); - return NULL; -} - - -/* - * Exported functions - */ - - -static struct pipe_texture * -i965_libdrm_texture_from_shared_handle(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *template, - const char* name, - unsigned pitch, - unsigned handle) -{ - /* XXX: this is silly -- there should be a way to get directly from - * the "drm_api" struct to ourselves, without peering into - * unrelated code: - */ - struct i965_libdrm_winsys *idws = i965_libdrm_winsys(brw_screen(screen)->sws); - struct i965_libdrm_buffer *buffer; - - if (BRW_DUMP) - debug_printf("%s %s pitch %d handle 0x%x\n", __FUNCTION__, - name, pitch, handle); - - buffer = i965_libdrm_buffer_from_handle(idws, name, handle); - if (!buffer) - return NULL; - - return brw_texture_blanket_winsys_buffer(screen, template, pitch, - buffer->tiling, - &buffer->base); -} - - -static boolean -i965_libdrm_shared_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *pitch, - unsigned *handle) -{ - struct i965_libdrm_buffer *buf = NULL; - struct brw_winsys_buffer *buffer = NULL; - - if (BRW_DUMP) - debug_printf("%s\n", __FUNCTION__); - - if (!brw_texture_get_winsys_buffer(texture, &buffer, pitch)) - return FALSE; - - buf = i965_libdrm_buffer(buffer); - if (!buf->flinked) { - if (drm_intel_bo_flink(buf->bo, &buf->flink)) - return FALSE; - buf->flinked = TRUE; - } - - *handle = buf->flink; - - if (BRW_DUMP) - debug_printf(" -> pitch %d handle 0x%x\n", *pitch, *handle); - - return TRUE; -} - -static boolean -i965_libdrm_local_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *pitch, - unsigned *handle) -{ - struct brw_winsys_buffer *buffer = NULL; - - if (BRW_DUMP) - debug_printf("%s\n", __FUNCTION__); - - if (!brw_texture_get_winsys_buffer(texture, &buffer, pitch)) - return FALSE; - - *handle = i965_libdrm_buffer(buffer)->bo->handle; - - if (BRW_DUMP) - debug_printf(" -> pitch %d handle 0x%x\n", *pitch, *handle); - - return TRUE; -} - static void i965_libdrm_winsys_destroy(struct brw_winsys_screen *iws) { @@ -225,9 +102,6 @@ struct drm_api i965_libdrm_api = { .name = "i965", .create_screen = i965_libdrm_create_screen, - .texture_from_shared_handle = i965_libdrm_texture_from_shared_handle, - .shared_handle_from_texture = i965_libdrm_shared_handle_from_texture, - .local_handle_from_texture = i965_libdrm_local_handle_from_texture, .destroy = destroy, }; diff --git a/src/gallium/winsys/drm/i965/gem/i965_drm_buffer.c b/src/gallium/winsys/drm/i965/gem/i965_drm_buffer.c index 07be1df87f0..33a17496b2b 100644 --- a/src/gallium/winsys/drm/i965/gem/i965_drm_buffer.c +++ b/src/gallium/winsys/drm/i965/gem/i965_drm_buffer.c @@ -1,4 +1,5 @@ +#include "state_tracker/drm_api.h" #include "i965_drm_winsys.h" #include "util/u_memory.h" #include "util/u_inlines.h" @@ -122,6 +123,78 @@ err: return PIPE_ERROR_OUT_OF_MEMORY; } +static enum pipe_error +i965_libdrm_bo_from_handle(struct brw_winsys_screen *sws, + struct winsys_handle *whandle, + unsigned *stride, + unsigned *tile, + struct brw_winsys_buffer **bo_out) +{ + struct i965_libdrm_winsys *idws = i965_libdrm_winsys(sws); + struct i965_libdrm_buffer *buf = CALLOC_STRUCT(i965_libdrm_buffer); + uint32_t swizzle = 0; + + if (BRW_DUMP) + debug_printf("%s\n", __FUNCTION__); + + if (!buf) + return PIPE_ERROR_OUT_OF_MEMORY; + + pipe_reference_init(&buf->base.reference, 1); + buf->bo = drm_intel_bo_gem_create_from_name(idws->gem, "FROM_HANDLE", whandle->handle); + buf->base.size = buf->bo->size; + buf->base.sws = &idws->base; + buf->flinked = TRUE; + buf->flink = whandle->handle; + + + if (!buf->bo) + goto err; + + drm_intel_bo_get_tiling(buf->bo, &buf->tiling, &swizzle); + if (buf->tiling != 0) + buf->map_gtt = TRUE; + + *tile = buf->tiling; + *stride = whandle->stride; + + *bo_out = &buf->base; + return PIPE_OK; + +err: + FREE(buf); + return PIPE_ERROR_OUT_OF_MEMORY; +} + +static enum pipe_error +i965_libdrm_bo_get_handle(struct brw_winsys_buffer *buffer, + struct winsys_handle *whandle, + unsigned stride) +{ + struct i965_libdrm_buffer *buf = i965_libdrm_buffer(buffer); + + if (BRW_DUMP) + debug_printf("%s\n", __FUNCTION__); + + if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) { + if (!buf->flinked) { + if (drm_intel_bo_flink(buf->bo, &buf->flink)) + return PIPE_ERROR_BAD_INPUT; + 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 PIPE_ERROR_BAD_INPUT; + } + + whandle->stride = stride; + return PIPE_OK; +} + static void i965_libdrm_bo_destroy(struct brw_winsys_buffer *buffer) { @@ -415,6 +488,8 @@ void i965_libdrm_winsys_init_buffer_functions(struct i965_libdrm_winsys *idws) { idws->base.bo_alloc = i965_libdrm_bo_alloc; + idws->base.bo_from_handle = i965_libdrm_bo_from_handle; + idws->base.bo_get_handle = i965_libdrm_bo_get_handle; idws->base.bo_destroy = i965_libdrm_bo_destroy; idws->base.bo_emit_reloc = i965_libdrm_bo_emit_reloc; idws->base.bo_exec = i965_libdrm_bo_exec; |