| /* |
| * Mesa 3-D graphics library |
| * Version: 7.12 |
| * |
| * Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com> |
| * Copyright (C) 2010-2011 LunarG Inc. |
| * |
| * Based on platform_x11, which has |
| * |
| * Copyright © 2011 Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #include <errno.h> |
| #include <dlfcn.h> |
| |
| /* for droid_get_pci_id */ |
| #include <xf86drm.h> |
| #include <i915_drm.h> |
| #include <radeon_drm.h> |
| |
| #include "egl_dri2.h" |
| |
| static int |
| get_format_bpp(int native) |
| { |
| int bpp; |
| |
| switch (native) { |
| case HAL_PIXEL_FORMAT_RGBA_8888: |
| case HAL_PIXEL_FORMAT_RGBX_8888: |
| case HAL_PIXEL_FORMAT_BGRA_8888: |
| bpp = 4; |
| break; |
| case HAL_PIXEL_FORMAT_RGB_888: |
| bpp = 3; |
| break; |
| case HAL_PIXEL_FORMAT_RGB_565: |
| case HAL_PIXEL_FORMAT_RGBA_5551: |
| case HAL_PIXEL_FORMAT_RGBA_4444: |
| bpp = 2; |
| break; |
| default: |
| bpp = 0; |
| break; |
| } |
| |
| return bpp; |
| } |
| |
| static int |
| get_native_buffer_name(struct ANativeWindowBuffer *buf) |
| { |
| struct gralloc_drm_handle_t *handle; |
| |
| /* check that the buffer is allocated by drm_gralloc and cast */ |
| handle = gralloc_drm_handle(buf->handle); |
| |
| return (handle) ? handle->name : 0; |
| } |
| |
| static EGLBoolean |
| droid_window_dequeue_buffer(struct dri2_egl_surface *dri2_surf) |
| { |
| if (dri2_surf->window->dequeueBuffer(dri2_surf->window, &dri2_surf->buffer)) |
| return EGL_FALSE; |
| |
| dri2_surf->buffer->common.incRef(&dri2_surf->buffer->common); |
| dri2_surf->window->lockBuffer(dri2_surf->window, dri2_surf->buffer); |
| |
| return EGL_TRUE; |
| } |
| |
| static EGLBoolean |
| droid_window_enqueue_buffer(struct dri2_egl_surface *dri2_surf) |
| { |
| dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer); |
| |
| dri2_surf->buffer->common.decRef(&dri2_surf->buffer->common); |
| dri2_surf->buffer = NULL; |
| |
| return EGL_TRUE; |
| } |
| |
| static void |
| droid_window_cancel_buffer(struct dri2_egl_surface *dri2_surf) |
| { |
| /* no cancel buffer? */ |
| droid_window_enqueue_buffer(dri2_surf); |
| } |
| |
| static __DRIbuffer * |
| droid_alloc_local_buffer(struct dri2_egl_surface *dri2_surf, |
| unsigned int att, unsigned int format) |
| { |
| struct dri2_egl_display *dri2_dpy = |
| dri2_egl_display(dri2_surf->base.Resource.Display); |
| |
| if (att >= ARRAY_SIZE(dri2_surf->local_buffers)) |
| return NULL; |
| |
| if (!dri2_surf->local_buffers[att]) { |
| dri2_surf->local_buffers[att] = |
| dri2_dpy->dri2->allocateBuffer(dri2_dpy->dri_screen, att, format, |
| dri2_surf->base.Width, dri2_surf->base.Height); |
| } |
| |
| return dri2_surf->local_buffers[att]; |
| } |
| |
| static void |
| droid_free_local_buffers(struct dri2_egl_surface *dri2_surf) |
| { |
| struct dri2_egl_display *dri2_dpy = |
| dri2_egl_display(dri2_surf->base.Resource.Display); |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(dri2_surf->local_buffers); i++) { |
| if (dri2_surf->local_buffers[i]) { |
| dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen, |
| dri2_surf->local_buffers[i]); |
| dri2_surf->local_buffers[i] = NULL; |
| } |
| } |
| } |
| |
| static _EGLSurface * |
| droid_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type, |
| _EGLConfig *conf, EGLNativeWindowType window, |
| const EGLint *attrib_list) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_config *dri2_conf = dri2_egl_config(conf); |
| struct dri2_egl_surface *dri2_surf; |
| dri2_surf = calloc(1, sizeof *dri2_surf); |
| if (!dri2_surf) { |
| _eglError(EGL_BAD_ALLOC, "droid_create_surface"); |
| return NULL; |
| } |
| |
| if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list)) |
| goto cleanup_surface; |
| |
| if (type == EGL_WINDOW_BIT) { |
| int format; |
| |
| if (!window || window->common.magic != ANDROID_NATIVE_WINDOW_MAGIC) { |
| _eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface"); |
| goto cleanup_surface; |
| } |
| if (window->query(window, NATIVE_WINDOW_FORMAT, &format)) { |
| _eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface"); |
| goto cleanup_surface; |
| } |
| |
| if (format != dri2_conf->base.NativeVisualID) { |
| _eglLog(_EGL_WARNING, "Native format mismatch: 0x%x != 0x%x", |
| format, dri2_conf->base.NativeVisualID); |
| } |
| |
| window->query(window, NATIVE_WINDOW_WIDTH, &dri2_surf->base.Width); |
| window->query(window, NATIVE_WINDOW_HEIGHT, &dri2_surf->base.Height); |
| } |
| |
| dri2_surf->dri_drawable = |
| (*dri2_dpy->dri2->createNewDrawable)(dri2_dpy->dri_screen, |
| dri2_conf->dri_double_config, |
| dri2_surf); |
| if (dri2_surf->dri_drawable == NULL) { |
| _eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable"); |
| goto cleanup_surface; |
| } |
| |
| if (window) { |
| window->common.incRef(&window->common); |
| dri2_surf->window = window; |
| } |
| |
| return &dri2_surf->base; |
| |
| cleanup_surface: |
| free(dri2_surf); |
| |
| return NULL; |
| } |
| |
| static _EGLSurface * |
| droid_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLConfig *conf, EGLNativeWindowType window, |
| const EGLint *attrib_list) |
| { |
| return droid_create_surface(drv, disp, EGL_WINDOW_BIT, conf, |
| window, attrib_list); |
| } |
| |
| static _EGLSurface * |
| droid_create_pixmap_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLConfig *conf, EGLNativePixmapType pixmap, |
| const EGLint *attrib_list) |
| { |
| return NULL; |
| } |
| |
| static _EGLSurface * |
| droid_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLConfig *conf, const EGLint *attrib_list) |
| { |
| return droid_create_surface(drv, disp, EGL_PBUFFER_BIT, conf, |
| NULL, attrib_list); |
| } |
| |
| static EGLBoolean |
| droid_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf); |
| |
| if (!_eglPutSurface(surf)) |
| return EGL_TRUE; |
| |
| droid_free_local_buffers(dri2_surf); |
| |
| if (dri2_surf->base.Type == EGL_WINDOW_BIT) { |
| if (dri2_surf->buffer) |
| droid_window_cancel_buffer(dri2_surf); |
| |
| dri2_surf->window->common.decRef(&dri2_surf->window->common); |
| } |
| |
| (*dri2_dpy->core->destroyDrawable)(dri2_surf->dri_drawable); |
| |
| free(dri2_surf); |
| |
| return EGL_TRUE; |
| } |
| |
| static EGLBoolean |
| droid_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw) |
| { |
| struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv); |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw); |
| _EGLContext *ctx; |
| |
| if (dri2_surf->base.Type != EGL_WINDOW_BIT) |
| return EGL_TRUE; |
| |
| if (dri2_drv->glFlush) { |
| ctx = _eglGetCurrentContext(); |
| if (ctx && ctx->DrawSurface == &dri2_surf->base) |
| dri2_drv->glFlush(); |
| } |
| |
| (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable); |
| |
| if (dri2_surf->buffer) |
| droid_window_enqueue_buffer(dri2_surf); |
| |
| (*dri2_dpy->flush->invalidate)(dri2_surf->dri_drawable); |
| |
| return EGL_TRUE; |
| } |
| |
| static _EGLImage * |
| dri2_create_image_android_native_buffer(_EGLDisplay *disp, |
| struct ANativeWindowBuffer *buf) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); |
| struct dri2_egl_image *dri2_img; |
| int name; |
| EGLint format; |
| |
| if (!buf || buf->common.magic != ANDROID_NATIVE_BUFFER_MAGIC || |
| buf->common.version != sizeof(*buf)) { |
| _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR"); |
| return NULL; |
| } |
| |
| name = get_native_buffer_name(buf); |
| if (!name) { |
| _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR"); |
| return NULL; |
| } |
| |
| /* see the table in droid_add_configs_for_visuals */ |
| switch (buf->format) { |
| case HAL_PIXEL_FORMAT_BGRA_8888: |
| format = __DRI_IMAGE_FORMAT_ARGB8888; |
| break; |
| case HAL_PIXEL_FORMAT_RGB_565: |
| format = __DRI_IMAGE_FORMAT_RGB565; |
| break; |
| case HAL_PIXEL_FORMAT_RGBA_8888: |
| format = __DRI_IMAGE_FORMAT_ABGR8888; |
| break; |
| case HAL_PIXEL_FORMAT_RGBX_8888: |
| case HAL_PIXEL_FORMAT_RGB_888: |
| case HAL_PIXEL_FORMAT_RGBA_5551: |
| case HAL_PIXEL_FORMAT_RGBA_4444: |
| /* unsupported */ |
| default: |
| _eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", buf->format); |
| return NULL; |
| break; |
| } |
| |
| dri2_img = calloc(1, sizeof(*dri2_img)); |
| if (!dri2_img) { |
| _eglError(EGL_BAD_ALLOC, "droid_create_image_mesa_drm"); |
| return NULL; |
| } |
| |
| if (!_eglInitImage(&dri2_img->base, disp)) { |
| free(dri2_img); |
| return NULL; |
| } |
| |
| dri2_img->dri_image = |
| dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen, |
| buf->width, |
| buf->height, |
| format, |
| name, |
| buf->stride, |
| dri2_img); |
| if (!dri2_img->dri_image) { |
| free(dri2_img); |
| _eglError(EGL_BAD_ALLOC, "droid_create_image_mesa_drm"); |
| return NULL; |
| } |
| |
| return &dri2_img->base; |
| } |
| |
| static _EGLImage * |
| droid_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp, |
| _EGLContext *ctx, EGLenum target, |
| EGLClientBuffer buffer, const EGLint *attr_list) |
| { |
| switch (target) { |
| case EGL_NATIVE_BUFFER_ANDROID: |
| return dri2_create_image_android_native_buffer(disp, |
| (struct ANativeWindowBuffer *) buffer); |
| default: |
| return dri2_create_image_khr(drv, disp, ctx, target, buffer, attr_list); |
| } |
| } |
| |
| static void |
| droid_init_driver_functions(_EGLDriver *drv) |
| { |
| drv->API.CreateWindowSurface = droid_create_window_surface; |
| drv->API.CreatePixmapSurface = droid_create_pixmap_surface; |
| drv->API.CreatePbufferSurface = droid_create_pbuffer_surface; |
| drv->API.DestroySurface = droid_destroy_surface; |
| drv->API.SwapBuffers = droid_swap_buffers; |
| |
| drv->API.CreateImageKHR = droid_create_image_khr; |
| } |
| |
| static void |
| droid_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate) |
| { |
| } |
| |
| static int |
| droid_get_buffers_parse_attachments(struct dri2_egl_surface *dri2_surf, |
| unsigned int *attachments, int count) |
| { |
| int num_buffers = 0, i; |
| |
| /* fill dri2_surf->buffers */ |
| for (i = 0; i < count * 2; i += 2) { |
| __DRIbuffer *buf, *local; |
| |
| assert(num_buffers < ARRAY_SIZE(dri2_surf->buffers)); |
| buf = &dri2_surf->buffers[num_buffers]; |
| |
| switch (attachments[i]) { |
| case __DRI_BUFFER_BACK_LEFT: |
| if (dri2_surf->base.Type == EGL_WINDOW_BIT) { |
| buf->attachment = attachments[i]; |
| buf->name = get_native_buffer_name(dri2_surf->buffer); |
| buf->cpp = get_format_bpp(dri2_surf->buffer->format); |
| buf->pitch = dri2_surf->buffer->stride * buf->cpp; |
| buf->flags = 0; |
| |
| if (buf->name) |
| num_buffers++; |
| |
| break; |
| } |
| /* fall through for pbuffers */ |
| case __DRI_BUFFER_DEPTH: |
| case __DRI_BUFFER_STENCIL: |
| case __DRI_BUFFER_ACCUM: |
| case __DRI_BUFFER_DEPTH_STENCIL: |
| case __DRI_BUFFER_HIZ: |
| local = droid_alloc_local_buffer(dri2_surf, |
| attachments[i], attachments[i + 1]); |
| |
| if (local) { |
| *buf = *local; |
| num_buffers++; |
| } |
| break; |
| case __DRI_BUFFER_FRONT_LEFT: |
| case __DRI_BUFFER_FRONT_RIGHT: |
| case __DRI_BUFFER_FAKE_FRONT_LEFT: |
| case __DRI_BUFFER_FAKE_FRONT_RIGHT: |
| case __DRI_BUFFER_BACK_RIGHT: |
| default: |
| /* no front or right buffers */ |
| break; |
| } |
| } |
| |
| return num_buffers; |
| } |
| |
| static __DRIbuffer * |
| droid_get_buffers_with_format(__DRIdrawable * driDrawable, |
| int *width, int *height, |
| unsigned int *attachments, int count, |
| int *out_count, void *loaderPrivate) |
| { |
| struct dri2_egl_surface *dri2_surf = loaderPrivate; |
| struct dri2_egl_display *dri2_dpy = |
| dri2_egl_display(dri2_surf->base.Resource.Display); |
| int i; |
| |
| if (dri2_surf->base.Type == EGL_WINDOW_BIT) { |
| /* try to dequeue the next back buffer */ |
| if (!dri2_surf->buffer && !droid_window_dequeue_buffer(dri2_surf)) |
| return NULL; |
| |
| /* free outdated buffers and update the surface size */ |
| if (dri2_surf->base.Width != dri2_surf->buffer->width || |
| dri2_surf->base.Height != dri2_surf->buffer->height) { |
| droid_free_local_buffers(dri2_surf); |
| dri2_surf->base.Width = dri2_surf->buffer->width; |
| dri2_surf->base.Height = dri2_surf->buffer->height; |
| } |
| } |
| |
| dri2_surf->buffer_count = |
| droid_get_buffers_parse_attachments(dri2_surf, attachments, count); |
| |
| if (width) |
| *width = dri2_surf->base.Width; |
| if (height) |
| *height = dri2_surf->base.Height; |
| |
| *out_count = dri2_surf->buffer_count;; |
| |
| return dri2_surf->buffers; |
| } |
| |
| static EGLBoolean |
| droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *dpy) |
| { |
| struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy); |
| const struct { |
| int format; |
| int size; |
| unsigned int rgba_masks[4]; |
| } visuals[] = { |
| { HAL_PIXEL_FORMAT_RGBA_8888, 32, { 0xff, 0xff00, 0xff0000, 0xff000000 } }, |
| { HAL_PIXEL_FORMAT_RGBX_8888, 32, { 0xff, 0xff00, 0xff0000, 0x0 } }, |
| { HAL_PIXEL_FORMAT_RGB_888, 24, { 0xff, 0xff00, 0xff0000, 0x0 } }, |
| { HAL_PIXEL_FORMAT_RGB_565, 16, { 0xf800, 0x7e0, 0x1f, 0x0 } }, |
| { HAL_PIXEL_FORMAT_BGRA_8888, 32, { 0xff0000, 0xff00, 0xff, 0xff000000 } }, |
| { 0, 0, { 0, 0, 0, 0 } } |
| }; |
| int count, i, j; |
| |
| count = 0; |
| for (i = 0; visuals[i].format; i++) { |
| int format_count = 0; |
| |
| for (j = 0; dri2_dpy->driver_configs[j]; j++) { |
| const EGLint surface_type = EGL_WINDOW_BIT | EGL_PBUFFER_BIT; |
| struct dri2_egl_config *dri2_conf; |
| |
| dri2_conf = dri2_add_config(dpy, dri2_dpy->driver_configs[j], |
| count + 1, visuals[i].size, surface_type, NULL, |
| visuals[i].rgba_masks); |
| if (dri2_conf) { |
| dri2_conf->base.NativeVisualID = visuals[i].format; |
| dri2_conf->base.NativeVisualType = visuals[i].format; |
| count++; |
| format_count++; |
| } |
| } |
| |
| if (!format_count) { |
| _eglLog(_EGL_DEBUG, "No DRI config supports native format 0x%x", |
| visuals[i].format); |
| } |
| } |
| |
| /* post-process configs */ |
| for (i = 0; i < dpy->Configs->Size; i++) { |
| struct dri2_egl_config *dri2_conf = dri2_egl_config(dpy->Configs->Elements[i]); |
| |
| /* there is no front buffer so no OpenGL */ |
| dri2_conf->base.RenderableType &= ~EGL_OPENGL_BIT; |
| dri2_conf->base.Conformant &= ~EGL_OPENGL_BIT; |
| |
| /* |
| * We want to make sure GL_DRAW_BUFFER for windows or pbuffers is always |
| * GL_BACK. For EGL configs that do not have a double DRI config, clear |
| * the surface type. |
| * |
| * This is just to be on the safe side. dri2_add_config never sets |
| * EGL_WINDOW_BIT or EGL_PBUFFER_BIT for such configs. |
| */ |
| if (!dri2_conf->dri_double_config) |
| dri2_conf->base.SurfaceType = 0; |
| } |
| |
| return (count != 0); |
| } |
| |
| static EGLBoolean |
| droid_get_pci_id(int fd, int *vendor_id, int *chip_id) |
| { |
| drmVersionPtr version; |
| |
| *chip_id = -1; |
| |
| version = drmGetVersion(fd); |
| if (!version) { |
| _eglLog(_EGL_WARNING, "invalid drm fd"); |
| return EGL_FALSE; |
| } |
| if (!version->name) { |
| _eglLog(_EGL_WARNING, "unable to determine the driver name"); |
| drmFreeVersion(version); |
| return EGL_FALSE; |
| } |
| |
| if (strcmp(version->name, "i915") == 0) { |
| struct drm_i915_getparam gp; |
| int ret; |
| |
| *vendor_id = 0x8086; |
| |
| memset(&gp, 0, sizeof(gp)); |
| gp.param = I915_PARAM_CHIPSET_ID; |
| gp.value = chip_id; |
| ret = drmCommandWriteRead(fd, DRM_I915_GETPARAM, &gp, sizeof(gp)); |
| if (ret) { |
| _eglLog(_EGL_WARNING, "failed to get param for i915"); |
| *chip_id = -1; |
| } |
| } |
| else if (strcmp(version->name, "radeon") == 0) { |
| struct drm_radeon_info info; |
| int ret; |
| |
| *vendor_id = 0x1002; |
| |
| memset(&info, 0, sizeof(info)); |
| info.request = RADEON_INFO_DEVICE_ID; |
| info.value = (unsigned long) chip_id; |
| ret = drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, sizeof(info)); |
| if (ret) { |
| _eglLog(_EGL_WARNING, "failed to get info for radeon"); |
| *chip_id = -1; |
| } |
| } |
| else if (strcmp(version->name, "nouveau") == 0) { |
| *vendor_id = 0x10de; |
| /* not used */ |
| *chip_id = 0; |
| } |
| else if (strcmp(version->name, "vmwgfx") == 0) { |
| *vendor_id = 0x15ad; |
| /* assume SVGA II */ |
| *chip_id = 0x0405; |
| } |
| |
| drmFreeVersion(version); |
| |
| return (*chip_id >= 0); |
| } |
| |
| #define DRIVER_MAP_DRI2_ONLY |
| #include "pci_ids/pci_id_driver_map.h" |
| static const char * |
| droid_get_driver_name(int fd) |
| { |
| int vendor_id = -1, chip_id = -1; |
| int idx, i; |
| char *name; |
| |
| if (!droid_get_pci_id(fd, &vendor_id, &chip_id)) |
| return NULL; |
| |
| for (idx = 0; driver_map[idx].driver; idx++) { |
| if (vendor_id != driver_map[idx].vendor_id) |
| continue; |
| |
| if (driver_map[idx].num_chips_ids == -1) |
| break; |
| |
| for (i = 0; i < driver_map[idx].num_chips_ids; i++) { |
| if (driver_map[idx].chip_ids[i] == chip_id) |
| break; |
| } |
| if (i < driver_map[idx].num_chips_ids) |
| break; |
| } |
| |
| _eglLog(_EGL_INFO, "pci id for fd %d: %04x:%04x, driver %s", |
| fd, vendor_id, chip_id, driver_map[idx].driver); |
| |
| return driver_map[idx].driver; |
| } |
| |
| static int |
| droid_open_device(void) |
| { |
| const hw_module_t *mod; |
| int fd = -1, err; |
| |
| err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &mod); |
| if (!err) { |
| const gralloc_module_t *gr = (gralloc_module_t *) mod; |
| |
| err = -EINVAL; |
| if (gr->perform) |
| err = gr->perform(gr, GRALLOC_MODULE_PERFORM_GET_DRM_FD, &fd); |
| } |
| if (err || fd < 0) { |
| _eglLog(_EGL_WARNING, "fail to get drm fd"); |
| fd = -1; |
| } |
| |
| return (fd >= 0) ? dup(fd) : -1; |
| } |
| |
| static void |
| droid_log(EGLint level, const char *msg) |
| { |
| switch (level) { |
| case _EGL_DEBUG: |
| LOGD("%s", msg); |
| break; |
| case _EGL_INFO: |
| LOGI("%s", msg); |
| break; |
| case _EGL_WARNING: |
| LOGW("%s", msg); |
| break; |
| case _EGL_FATAL: |
| LOG_FATAL("%s", msg); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| EGLBoolean |
| dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy) |
| { |
| struct dri2_egl_display *dri2_dpy; |
| const char *err; |
| |
| _eglSetLogProc(droid_log); |
| |
| dri2_dpy = calloc(1, sizeof(*dri2_dpy)); |
| if (!dri2_dpy) |
| return _eglError(EGL_BAD_ALLOC, "eglInitialize"); |
| |
| dpy->DriverData = (void *) dri2_dpy; |
| |
| dri2_dpy->fd = droid_open_device(); |
| if (dri2_dpy->fd < 0) { |
| err = "DRI2: failed to open device"; |
| goto cleanup_display; |
| } |
| |
| dri2_dpy->driver_name = (char *) droid_get_driver_name(dri2_dpy->fd); |
| if (dri2_dpy->driver_name == NULL) { |
| err = "DRI2: failed to get driver name"; |
| goto cleanup_device; |
| } |
| |
| if (!dri2_load_driver(dpy)) { |
| err = "DRI2: failed to load driver"; |
| goto cleanup_device; |
| } |
| |
| dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER; |
| dri2_dpy->dri2_loader_extension.base.version = 3; |
| dri2_dpy->dri2_loader_extension.getBuffers = NULL; |
| dri2_dpy->dri2_loader_extension.flushFrontBuffer = droid_flush_front_buffer; |
| dri2_dpy->dri2_loader_extension.getBuffersWithFormat = |
| droid_get_buffers_with_format; |
| |
| dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base; |
| dri2_dpy->extensions[1] = &image_lookup_extension.base; |
| dri2_dpy->extensions[2] = &use_invalidate.base; |
| dri2_dpy->extensions[3] = NULL; |
| |
| if (!dri2_create_screen(dpy)) { |
| err = "DRI2: failed to create screen"; |
| goto cleanup_driver; |
| } |
| |
| if (!droid_add_configs_for_visuals(drv, dpy)) { |
| err = "DRI2: failed to add configs"; |
| goto cleanup_screen; |
| } |
| |
| dpy->Extensions.ANDROID_image_native_buffer = EGL_TRUE; |
| dpy->Extensions.KHR_image_base = EGL_TRUE; |
| |
| /* we're supporting EGL 1.4 */ |
| dpy->VersionMajor = 1; |
| dpy->VersionMinor = 4; |
| |
| droid_init_driver_functions(drv); |
| |
| return EGL_TRUE; |
| |
| cleanup_screen: |
| dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen); |
| cleanup_driver: |
| dlclose(dri2_dpy->driver); |
| cleanup_device: |
| close(dri2_dpy->fd); |
| cleanup_display: |
| free(dri2_dpy); |
| |
| return _eglError(EGL_NOT_INITIALIZED, err); |
| } |