From 45089784e3d5f8c9b87c2c6b943391f2e5125096 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Wed, 17 Feb 2010 21:45:41 +0000 Subject: i965g: Conversion to winsys handle --- src/gallium/winsys/drm/i965/gem/i965_drm_api.c | 126 ---------------------- src/gallium/winsys/drm/i965/gem/i965_drm_buffer.c | 75 +++++++++++++ 2 files changed, 75 insertions(+), 126 deletions(-) (limited to 'src/gallium/winsys/drm/i965') 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 a061eef0be..21e82303f7 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 07be1df87f..33a17496b2 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; -- cgit v1.2.3