From 737bd7367e5a99cf64ec4bfc4420e3380b60878f Mon Sep 17 00:00:00 2001 From: Benjamin Franzke Date: Mon, 30 May 2011 11:40:52 +0200 Subject: [PATCH] st/egl: Hookup gbm for drm backend --- src/gallium/state_trackers/egl/Makefile | 3 +- src/gallium/state_trackers/egl/common/egl_g3d.c | 18 +++++- src/gallium/state_trackers/egl/common/native.h | 3 + src/gallium/state_trackers/egl/drm/modeset.c | 36 ++++++++++++ src/gallium/state_trackers/egl/drm/native_drm.c | 77 ++++++++++++------------- src/gallium/state_trackers/egl/drm/native_drm.h | 4 ++ src/gallium/targets/egl/Makefile | 2 +- 7 files changed, 99 insertions(+), 44 deletions(-) diff --git a/src/gallium/state_trackers/egl/Makefile b/src/gallium/state_trackers/egl/Makefile index 763e7b5..1c97022 100644 --- a/src/gallium/state_trackers/egl/Makefile +++ b/src/gallium/state_trackers/egl/Makefile @@ -33,7 +33,8 @@ wayland_INCLUDES = \ wayland_SOURCES = $(wildcard wayland/*.c) wayland_OBJECTS = $(wayland_SOURCES:.c=.o) -drm_INCLUDES = -I$(TOP)/src/gallium/winsys $(shell pkg-config --cflags-only-I libdrm) +drm_INCLUDES = -I$(TOP)/src/gallium/winsys $(shell pkg-config --cflags-only-I libdrm) \ + -I$(TOP)/src/gbm/main -I$(TOP)/src/gallium/state_trackers/gbm drm_SOURCES = $(wildcard drm/*.c) drm_OBJECTS = $(drm_SOURCES:.c=.o) diff --git a/src/gallium/state_trackers/egl/common/egl_g3d.c b/src/gallium/state_trackers/egl/common/egl_g3d.c index 29dbbef..6a40f4d 100644 --- a/src/gallium/state_trackers/egl/common/egl_g3d.c +++ b/src/gallium/state_trackers/egl/common/egl_g3d.c @@ -72,10 +72,26 @@ egl_g3d_new_sw_screen(struct native_display *ndpy, struct sw_winsys *ws) return gdpy->loader->create_sw_screen(ws); } +static struct pipe_resource * +egl_g3d_lookup_egl_image(struct native_display *ndpy, void *egl_image) +{ + _EGLDisplay *dpy = (_EGLDisplay *) ndpy->user_data; + struct egl_g3d_display *gdpy = egl_g3d_display(dpy); + struct st_egl_image img; + struct pipe_resource *resource = NULL; + + memset(&img, 0, sizeof(img)); + if (gdpy->smapi->get_egl_image(gdpy->smapi, egl_image, &img)) + resource = img.texture; + + return resource; +} + static struct native_event_handler egl_g3d_native_event_handler = { egl_g3d_invalid_surface, egl_g3d_new_drm_screen, - egl_g3d_new_sw_screen + egl_g3d_new_sw_screen, + egl_g3d_lookup_egl_image }; /** diff --git a/src/gallium/state_trackers/egl/common/native.h b/src/gallium/state_trackers/egl/common/native.h index 8646e52..cb26196 100644 --- a/src/gallium/state_trackers/egl/common/native.h +++ b/src/gallium/state_trackers/egl/common/native.h @@ -219,6 +219,9 @@ struct native_event_handler { const char *name, int fd); struct pipe_screen *(*new_sw_screen)(struct native_display *ndpy, struct sw_winsys *ws); + + struct pipe_resource *(*lookup_egl_image)(struct native_display *ndpy, + void *egl_image); }; /** diff --git a/src/gallium/state_trackers/egl/drm/modeset.c b/src/gallium/state_trackers/egl/drm/modeset.c index 3fff954..73968d1 100644 --- a/src/gallium/state_trackers/egl/drm/modeset.c +++ b/src/gallium/state_trackers/egl/drm/modeset.c @@ -290,6 +290,42 @@ drm_display_create_surface(struct native_display *ndpy, return drmsurf; } +struct native_surface * +drm_display_create_surface_from_resource(struct native_display *ndpy, + struct pipe_resource *resource) +{ + struct drm_display *drmdpy = drm_display(ndpy); + struct drm_surface *drmsurf; + enum native_attachment natt = NATIVE_ATTACHMENT_FRONT_LEFT; + + drmsurf = CALLOC_STRUCT(drm_surface); + if (!drmsurf) + return NULL; + + drmsurf->drmdpy = drmdpy; + drmsurf->color_format = resource->format; + drmsurf->width = resource->width0; + drmsurf->height = resource->height0; + drmsurf->have_pageflip = FALSE; + + drmsurf->rsurf = resource_surface_create(drmdpy->base.screen, + drmsurf->color_format, + PIPE_BIND_RENDER_TARGET | + PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_DISPLAY_TARGET | + PIPE_BIND_SCANOUT); + + resource_surface_import_resource(drmsurf->rsurf, natt, resource); + + drmsurf->base.destroy = drm_surface_destroy; + drmsurf->base.present = drm_surface_present; + drmsurf->base.validate = drm_surface_validate; + drmsurf->base.wait = drm_surface_wait; + + return &drmsurf->base; +} + + /** * Choose a CRTC that supports all given connectors. */ diff --git a/src/gallium/state_trackers/egl/drm/native_drm.c b/src/gallium/state_trackers/egl/drm/native_drm.c index 725fe28..4814e8f 100644 --- a/src/gallium/state_trackers/egl/drm/native_drm.c +++ b/src/gallium/state_trackers/egl/drm/native_drm.c @@ -33,6 +33,8 @@ #include "native_drm.h" +#include "gbm_gallium_drmint.h" + #ifdef HAVE_LIBUDEV #include #endif @@ -136,33 +138,6 @@ drm_display_destroy(struct native_display *ndpy) FREE(drmdpy); } -/** - * Initialize KMS and pipe screen. - */ -static boolean -drm_display_init_screen(struct native_display *ndpy) -{ - struct drm_display *drmdpy = drm_display(ndpy); - drmVersionPtr version; - - version = drmGetVersion(drmdpy->fd); - if (!version) { - _eglLog(_EGL_WARNING, "invalid fd %d", drmdpy->fd); - return FALSE; - } - - drmdpy->base.screen = - drmdpy->event_handler->new_drm_screen(&drmdpy->base, NULL, drmdpy->fd); - drmFreeVersion(version); - - if (!drmdpy->base.screen) { - _eglLog(_EGL_DEBUG, "failed to create DRM screen"); - return FALSE; - } - - return TRUE; -} - static struct pipe_resource * drm_display_import_buffer(struct native_display *ndpy, const struct pipe_resource *templ, @@ -281,9 +256,19 @@ static struct native_display_wayland_bufmgr drm_display_wayland_bufmgr = { #endif /* HAVE_WAYLAND_BACKEND */ +static struct native_surface * +drm_create_pixmap_surface(struct native_display *ndpy, + EGLNativePixmapType pix, + const struct native_config *nconf) +{ + struct gbm_gallium_drm_bo *bo = (void *) pix; + + return drm_display_create_surface_from_resource(ndpy, bo->resource); +} + static struct native_display * -drm_create_display(int fd, struct native_event_handler *event_handler, - void *user_data) +drm_create_display(struct gbm_gallium_drm_device *gbmdrm, + struct native_event_handler *event_handler, void *user_data) { struct drm_display *drmdpy; @@ -291,20 +276,24 @@ drm_create_display(int fd, struct native_event_handler *event_handler, if (!drmdpy) return NULL; - drmdpy->fd = fd; - drmdpy->device_name = drm_get_device_name(fd); + drmdpy->fd = gbmdrm->base.base.fd; + drmdpy->device_name = drm_get_device_name(drmdpy->fd); + + gbmdrm->lookup_egl_image = (struct pipe_resource *(*)(void *, void *)) + event_handler->lookup_egl_image; + gbmdrm->lookup_egl_image_data = &drmdpy->base; + drmdpy->event_handler = event_handler; drmdpy->base.user_data = user_data; - if (!drm_display_init_screen(&drmdpy->base)) { - drm_display_destroy(&drmdpy->base); - return NULL; - } + drmdpy->base.screen = gbmdrm->screen; drmdpy->base.destroy = drm_display_destroy; drmdpy->base.get_param = drm_display_get_param; drmdpy->base.get_configs = drm_display_get_configs; + drmdpy->base.create_pixmap_surface = drm_create_pixmap_surface; + drmdpy->base.buffer = &drm_display_buffer; #ifdef HAVE_WAYLAND_BACKEND if (drmdpy->device_name) @@ -326,18 +315,24 @@ native_set_event_handler(struct native_event_handler *event_handler) static struct native_display * native_create_display(void *dpy, boolean use_sw, void *user_data) { + struct gbm_gallium_drm_device *gbm; int fd; - if (dpy) { - fd = dup((int) pointer_to_intptr(dpy)); - } - else { + gbm = dpy; + + if (gbm == NULL) { fd = open("/dev/dri/card0", O_RDWR); + gbm = gbm_gallium_drm_device(gbm_create_device(fd)); } - if (fd < 0) + + if (gbm == NULL) + return NULL; + + if (strcmp(gbm_device_get_backend_name(&gbm->base.base), "drm") != 0 || + gbm->base.type != GBM_DRM_DRIVER_TYPE_GALLIUM) return NULL; - return drm_create_display(fd, drm_event_handler, user_data); + return drm_create_display(gbm, drm_event_handler, user_data); } static const struct native_platform drm_platform = { diff --git a/src/gallium/state_trackers/egl/drm/native_drm.h b/src/gallium/state_trackers/egl/drm/native_drm.h index 41cdc4f..f938ede 100644 --- a/src/gallium/state_trackers/egl/drm/native_drm.h +++ b/src/gallium/state_trackers/egl/drm/native_drm.h @@ -154,4 +154,8 @@ drm_display_init_modeset(struct native_display *ndpy); void drm_display_fini_modeset(struct native_display *ndpy); +struct native_surface * +drm_display_create_surface_from_resource(struct native_display *ndpy, + struct pipe_resource *resource); + #endif /* _NATIVE_DRM_H_ */ diff --git a/src/gallium/targets/egl/Makefile b/src/gallium/targets/egl/Makefile index dd566bd..0cbcc8f 100644 --- a/src/gallium/targets/egl/Makefile +++ b/src/gallium/targets/egl/Makefile @@ -52,7 +52,7 @@ egl_LIBS += $(TOP)/src/gallium/winsys/sw/wayland/libws_wayland.a egl_LIBS += $(TOP)/src/egl/wayland/wayland-drm/libwayland-drm.a endif ifneq ($(findstring drm, $(EGL_PLATFORMS)),) -egl_SYS += $(LIBUDEV_LIBS) $(LIBDRM_LIB) +egl_SYS += $(LIBUDEV_LIBS) $(LIBDRM_LIB) -lgbm endif ifneq ($(findstring fbdev, $(EGL_PLATFORMS)),) egl_LIBS += $(TOP)/src/gallium/winsys/sw/fbdev/libfbdev.a -- 2.7.4