From: Christopher James Halse Rogers Date: Thu, 21 Nov 2013 04:11:39 +0000 (+1100) Subject: gallium/winsys/drm: Prepare for passing prime fds in winsys_handle X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d5a3a2d2fbc42da04ff7ea09356ada134a42d6dd;p=mesa.git gallium/winsys/drm: Prepare for passing prime fds in winsys_handle Signed-off-by: Christopher James Halse Rogers Reviewed-by: Thomas Hellstrom Signed-off-by: Maarten Lankhorst --- diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c index d07cc0b323e..319e29f3ada 100644 --- a/src/gallium/drivers/freedreno/freedreno_screen.c +++ b/src/gallium/drivers/freedreno/freedreno_screen.c @@ -361,6 +361,11 @@ fd_screen_bo_from_handle(struct pipe_screen *pscreen, struct fd_screen *screen = fd_screen(pscreen); struct fd_bo *bo; + if (whandle->type != DRM_API_HANDLE_TYPE_SHARED) { + DBG("Attempt to import unsupported handle type %d", whandle->type); + return NULL; + } + bo = fd_bo_from_name(screen->dev, whandle->handle); if (!bo) { DBG("ref name 0x%08x failed", whandle->handle); diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c index 5b35ee47c12..248d1641c5a 100644 --- a/src/gallium/drivers/nouveau/nouveau_screen.c +++ b/src/gallium/drivers/nouveau/nouveau_screen.c @@ -86,6 +86,12 @@ nouveau_screen_bo_from_handle(struct pipe_screen *pscreen, struct nouveau_bo *bo = 0; int ret; + if (whandle->type != DRM_API_HANDLE_TYPE_SHARED) { + debug_printf("%s: attempt to import unsupported handle type %d\n", + __FUNCTION__, whandle->type); + return NULL; + } + ret = nouveau_bo_name_ref(dev, whandle->handle, &bo); if (ret) { debug_printf("%s: ref name 0x%08x failed with %d\n", diff --git a/src/gallium/include/state_tracker/drm_driver.h b/src/gallium/include/state_tracker/drm_driver.h index f9bd2220e98..5b76d87a69f 100644 --- a/src/gallium/include/state_tracker/drm_driver.h +++ b/src/gallium/include/state_tracker/drm_driver.h @@ -10,6 +10,8 @@ struct pipe_resource; #define DRM_API_HANDLE_TYPE_SHARED 0 #define DRM_API_HANDLE_TYPE_KMS 1 +#define DRM_API_HANDLE_TYPE_FD 2 + /** * For use with pipe_screen::{texture_from_handle|texture_get_handle}. @@ -17,9 +19,10 @@ struct pipe_resource; struct winsys_handle { /** - * Unused for texture_from_handle, always - * DRM_API_HANDLE_TYPE_SHARED. Input to texture_get_handle, - * use TEXTURE_USAGE to select handle for kms or ipc. + * Input for texture_from_handle, valid values are + * DRM_API_HANDLE_TYPE_SHARED or DRM_API_HANDLE_TYPE_FD. + * Input to texture_get_handle, + * to select handle for kms, flink, or prime. */ unsigned type; /** diff --git a/src/gallium/state_trackers/dri/drm/dri2.c b/src/gallium/state_trackers/dri/drm/dri2.c index 27f214780fc..2a2f8ac7498 100644 --- a/src/gallium/state_trackers/dri/drm/dri2.c +++ b/src/gallium/state_trackers/dri/drm/dri2.c @@ -265,6 +265,7 @@ dri2_drawable_process_buffers(struct dri_context *ctx, templ.format = format; templ.bind = bind; + whandle.type = DRM_API_HANDLE_TYPE_SHARED; whandle.handle = buf->name; whandle.stride = buf->pitch; @@ -578,6 +579,7 @@ dri2_create_image_from_name(__DRIscreen *_screen, memset(&whandle, 0, sizeof(whandle)); whandle.handle = name; + whandle.type = DRM_API_HANDLE_TYPE_SHARED; whandle.stride = pitch * util_format_get_blocksize(pf); img->texture = screen->base.screen->resource_from_handle(screen->base.screen, diff --git a/src/gallium/state_trackers/egl/common/native_helper.c b/src/gallium/state_trackers/egl/common/native_helper.c index b578a8afe96..d1e1acdab4c 100644 --- a/src/gallium/state_trackers/egl/common/native_helper.c +++ b/src/gallium/state_trackers/egl/common/native_helper.c @@ -427,6 +427,7 @@ drm_display_import_native_buffer(struct native_display *ndpy, memset(&wsh, 0, sizeof(wsh)); wsh.handle = nbuf->u.drm.name; + wsh.type = DRM_API_HANDLE_TYPE_SHARED; wsh.stride = nbuf->u.drm.stride; res = screen->resource_from_handle(screen, &nbuf->u.drm.templ, &wsh); diff --git a/src/gallium/state_trackers/egl/x11/native_dri2.c b/src/gallium/state_trackers/egl/x11/native_dri2.c index 3c58979e295..bbd962d6962 100644 --- a/src/gallium/state_trackers/egl/x11/native_dri2.c +++ b/src/gallium/state_trackers/egl/x11/native_dri2.c @@ -173,6 +173,7 @@ dri2_surface_process_drawable_buffers(struct native_surface *nsurf, } memset(&whandle, 0, sizeof(whandle)); + whandle.type = DRM_API_HANDLE_TYPE_SHARED; whandle.stride = xbuf->pitch; whandle.handle = xbuf->name; dri2surf->textures[natt] = dri2dpy->base.screen->resource_from_handle( diff --git a/src/gallium/winsys/i915/drm/i915_drm_buffer.c b/src/gallium/winsys/i915/drm/i915_drm_buffer.c index ac66af333df..38e06193c61 100644 --- a/src/gallium/winsys/i915/drm/i915_drm_buffer.c +++ b/src/gallium/winsys/i915/drm/i915_drm_buffer.c @@ -95,9 +95,13 @@ i915_drm_buffer_from_handle(struct i915_winsys *iws, unsigned *stride) { struct i915_drm_winsys *idws = i915_drm_winsys(iws); - struct i915_drm_buffer *buf = CALLOC_STRUCT(i915_drm_buffer); + struct i915_drm_buffer *buf; uint32_t tile = 0, swizzle = 0; + if (whandle->type != DRM_API_HANDLE_TYPE_SHARED) + return NULL; + + buf = CALLOC_STRUCT(i915_drm_buffer); if (!buf) return NULL; diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c index 3019a525cf8..744df1b745e 100644 --- a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c +++ b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c @@ -877,6 +877,9 @@ static struct pb_buffer *radeon_winsys_bo_from_handle(struct radeon_winsys *rws, memset(&open_arg, 0, sizeof(open_arg)); + if (whandle->type != DRM_API_HANDLE_TYPE_SHARED) + return NULL; + /* We must maintain a list of pairs , so that we always return * the same BO for one particular handle. If we didn't do that and created * more than one BO for the same handle and then relocated them in a CS, @@ -991,6 +994,9 @@ static boolean radeon_winsys_bo_get_handle(struct pb_buffer *buffer, whandle->handle = bo->flink; } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) { whandle->handle = bo->handle; + } else if (whandle->type == DRM_API_HANDLE_TYPE_FD) { + /* TODO: Implement */ + return FALSE; } whandle->stride = stride; diff --git a/src/gallium/winsys/svga/drm/vmw_screen_dri.c b/src/gallium/winsys/svga/drm/vmw_screen_dri.c index 511cca73aea..6323a8ae2c4 100644 --- a/src/gallium/winsys/svga/drm/vmw_screen_dri.c +++ b/src/gallium/winsys/svga/drm/vmw_screen_dri.c @@ -163,6 +163,12 @@ vmw_drm_surface_from_handle(struct svga_winsys_screen *sws, int ret; int i; + if (whandle->type != DRM_API_HANDLE_TYPE_SHARED) { + vmw_error("Attempt to import unknown handle type %d\n", + whandle->type); + return NULL; + } + /** * The vmware device specific handle is the hardware SID. * FIXME: We probably want to move this to the ioctl implementations.