* DEALINGS IN THE SOFTWARE.
*/
+#include <cutils/properties.h>
#include <errno.h>
+#include <dirent.h>
#include <dlfcn.h>
#include <fcntl.h>
#include <xf86drm.h>
-
-#if ANDROID_VERSION >= 0x402
+#include <stdbool.h>
+#include <stdio.h>
#include <sync/sync.h>
-#endif
+#include <sys/types.h>
#include "loader.h"
#include "egl_dri2.h"
#include "egl_dri2_fallbacks.h"
+
+#ifdef HAVE_DRM_GRALLOC
+#include <gralloc_drm_handle.h>
#include "gralloc_drm.h"
+#endif /* HAVE_DRM_GRALLOC */
#define ALIGN(val, align) (((val) + (align) - 1) & ~((align) - 1))
+enum chroma_order {
+ YCbCr,
+ YCrCb,
+};
+
+struct droid_yuv_format {
+ /* Lookup keys */
+ int native; /* HAL_PIXEL_FORMAT_ */
+ enum chroma_order chroma_order; /* chroma order is {Cb, Cr} or {Cr, Cb} */
+ int chroma_step; /* Distance in bytes between subsequent chroma pixels. */
+
+ /* Result */
+ int fourcc; /* __DRI_IMAGE_FOURCC_ */
+};
+
+/* The following table is used to look up a DRI image FourCC based
+ * on native format and information contained in android_ycbcr struct. */
+static const struct droid_yuv_format droid_yuv_formats[] = {
+ /* Native format, YCrCb, Chroma step, DRI image FourCC */
+ { HAL_PIXEL_FORMAT_YCbCr_420_888, YCbCr, 2, __DRI_IMAGE_FOURCC_NV12 },
+ { HAL_PIXEL_FORMAT_YCbCr_420_888, YCbCr, 1, __DRI_IMAGE_FOURCC_YUV420 },
+ { HAL_PIXEL_FORMAT_YCbCr_420_888, YCrCb, 1, __DRI_IMAGE_FOURCC_YVU420 },
+ { HAL_PIXEL_FORMAT_YV12, YCrCb, 1, __DRI_IMAGE_FOURCC_YVU420 },
+ /* HACK: See droid_create_image_from_prime_fd() and
+ * https://issuetracker.google.com/32077885. */
+ { HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCbCr, 2, __DRI_IMAGE_FOURCC_NV12 },
+ { HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCbCr, 1, __DRI_IMAGE_FOURCC_YUV420 },
+ { HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCrCb, 1, __DRI_IMAGE_FOURCC_YVU420 },
+ { HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCrCb, 1, __DRI_IMAGE_FOURCC_AYUV },
+ { HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, YCrCb, 1, __DRI_IMAGE_FOURCC_XYUV8888 },
+};
+
+static int
+get_fourcc_yuv(int native, enum chroma_order chroma_order, int chroma_step)
+{
+ for (int i = 0; i < ARRAY_SIZE(droid_yuv_formats); ++i)
+ if (droid_yuv_formats[i].native == native &&
+ droid_yuv_formats[i].chroma_order == chroma_order &&
+ droid_yuv_formats[i].chroma_step == chroma_step)
+ return droid_yuv_formats[i].fourcc;
+
+ return -1;
+}
+
+static bool
+is_yuv(int native)
+{
+ for (int i = 0; i < ARRAY_SIZE(droid_yuv_formats); ++i)
+ if (droid_yuv_formats[i].native == native)
+ return true;
+
+ return false;
+}
+
static int
get_format_bpp(int native)
{
switch (native) {
case HAL_PIXEL_FORMAT_RGBA_8888:
+ case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
+ /*
+ * HACK: Hardcode this to RGBX_8888 as per cros_gralloc hack.
+ * TODO: Remove this once https://issuetracker.google.com/32077885 is fixed.
+ */
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:
bpp = 2;
break;
- case HAL_PIXEL_FORMAT_YV12:
- bpp = 1;
- break;
default:
bpp = 0;
break;
case HAL_PIXEL_FORMAT_RGB_565: return __DRI_IMAGE_FOURCC_RGB565;
case HAL_PIXEL_FORMAT_BGRA_8888: return __DRI_IMAGE_FOURCC_ARGB8888;
case HAL_PIXEL_FORMAT_RGBA_8888: return __DRI_IMAGE_FOURCC_ABGR8888;
+ case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
+ /*
+ * HACK: Hardcode this to RGBX_8888 as per cros_gralloc hack.
+ * TODO: Remove this once https://issuetracker.google.com/32077885 is fixed.
+ */
case HAL_PIXEL_FORMAT_RGBX_8888: return __DRI_IMAGE_FOURCC_XBGR8888;
- case HAL_PIXEL_FORMAT_YV12: return __DRI_IMAGE_FOURCC_YVU420;
default:
_eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", native);
}
case HAL_PIXEL_FORMAT_BGRA_8888: return __DRI_IMAGE_FORMAT_ARGB8888;
case HAL_PIXEL_FORMAT_RGB_565: return __DRI_IMAGE_FORMAT_RGB565;
case HAL_PIXEL_FORMAT_RGBA_8888: return __DRI_IMAGE_FORMAT_ABGR8888;
+ case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
+ /*
+ * HACK: Hardcode this to RGBX_8888 as per cros_gralloc hack.
+ * TODO: Revert this once https://issuetracker.google.com/32077885 is fixed.
+ */
case HAL_PIXEL_FORMAT_RGBX_8888: return __DRI_IMAGE_FORMAT_XBGR8888;
- case HAL_PIXEL_FORMAT_RGB_888:
- /* unsupported */
default:
_eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", format);
}
return (handle && handle->numFds) ? handle->data[0] : -1;
}
+#ifdef HAVE_DRM_GRALLOC
static int
get_native_buffer_name(struct ANativeWindowBuffer *buf)
{
return gralloc_drm_get_gem_handle(buf->handle);
}
+#endif /* HAVE_DRM_GRALLOC */
static EGLBoolean
droid_window_dequeue_buffer(struct dri2_egl_surface *dri2_surf)
{
-#if ANDROID_VERSION >= 0x0402
int fence_fd;
if (dri2_surf->window->dequeueBuffer(dri2_surf->window, &dri2_surf->buffer,
}
dri2_surf->buffer->common.incRef(&dri2_surf->buffer->common);
-#else
- 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);
-#endif
+ /* Record all the buffers created by ANativeWindow and update back buffer
+ * for updating buffer's age in swap_buffers.
+ */
+ EGLBoolean updated = EGL_FALSE;
+ for (int i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
+ if (!dri2_surf->color_buffers[i].buffer) {
+ dri2_surf->color_buffers[i].buffer = dri2_surf->buffer;
+ }
+ if (dri2_surf->color_buffers[i].buffer == dri2_surf->buffer) {
+ dri2_surf->back = &dri2_surf->color_buffers[i];
+ updated = EGL_TRUE;
+ break;
+ }
+ }
+
+ if (!updated) {
+ /* In case of all the buffers were recreated by ANativeWindow, reset
+ * the color_buffers
+ */
+ for (int i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
+ dri2_surf->color_buffers[i].buffer = NULL;
+ dri2_surf->color_buffers[i].age = 0;
+ }
+ dri2_surf->color_buffers[0].buffer = dri2_surf->buffer;
+ dri2_surf->back = &dri2_surf->color_buffers[0];
+ }
return EGL_TRUE;
}
*/
mtx_unlock(&disp->Mutex);
-#if ANDROID_VERSION >= 0x0402
- /* Queue the buffer without a sync fence. This informs the ANativeWindow
- * that it may access the buffer immediately.
+ /* Queue the buffer with stored out fence fd. The ANativeWindow or buffer
+ * consumer may choose to wait for the fence to signal before accessing
+ * it. If fence fd value is -1, buffer can be accessed by consumer
+ * immediately. Consumer or application shouldn't rely on timestamp
+ * associated with fence if the fence fd is -1.
*
- * From ANativeWindow::dequeueBuffer:
- *
- * The fenceFd argument specifies a libsync fence file descriptor for
- * a fence that must signal before the buffer can be accessed. If
- * the buffer can be accessed immediately then a value of -1 should
- * be used. The caller must not use the file descriptor after it
- * is passed to queueBuffer, and the ANativeWindow implementation
- * is responsible for closing it.
+ * Ownership of fd is transferred to consumer after queueBuffer and the
+ * consumer is responsible for closing it. Caller must not use the fd
+ * after passing it to queueBuffer.
*/
- int fence_fd = -1;
+ int fence_fd = dri2_surf->out_fence_fd;
+ dri2_surf->out_fence_fd = -1;
dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer,
fence_fd);
-#else
- dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer);
-#endif
dri2_surf->buffer->common.decRef(&dri2_surf->buffer->common);
dri2_surf->buffer = NULL;
+ dri2_surf->back = NULL;
mtx_lock(&disp->Mutex);
}
static void
-droid_window_cancel_buffer(_EGLDisplay *disp, struct dri2_egl_surface *dri2_surf)
+droid_window_cancel_buffer(struct dri2_egl_surface *dri2_surf)
{
- /* no cancel buffer? */
- droid_window_enqueue_buffer(disp, dri2_surf);
+ int ret;
+ int fence_fd = dri2_surf->out_fence_fd;
+
+ dri2_surf->out_fence_fd = -1;
+ ret = dri2_surf->window->cancelBuffer(dri2_surf->window,
+ dri2_surf->buffer, fence_fd);
+ if (ret < 0) {
+ _eglLog(_EGL_WARNING, "ANativeWindow::cancelBuffer failed");
+ dri2_surf->base.Lost = EGL_TRUE;
+ }
}
-static __DRIbuffer *
-droid_alloc_local_buffer(struct dri2_egl_surface *dri2_surf,
- unsigned int att, unsigned int format)
+static bool
+droid_set_shared_buffer_mode(_EGLDisplay *disp, _EGLSurface *surf, bool mode)
{
- 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 ANDROID_API_LEVEL >= 24
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
+ struct ANativeWindow *window = dri2_surf->window;
- 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);
- }
+ assert(surf->Type == EGL_WINDOW_BIT);
+ assert(_eglSurfaceHasMutableRenderBuffer(&dri2_surf->base));
- return dri2_surf->local_buffers[att];
-}
+ _eglLog(_EGL_DEBUG, "%s: mode=%d", __func__, mode);
-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;
- }
+ if (native_window_set_shared_buffer_mode(window, mode)) {
+ _eglLog(_EGL_WARNING, "failed native_window_set_shared_buffer_mode"
+ "(window=%p, mode=%d)", window, mode);
+ return false;
}
+
+ return true;
+#else
+ _eglLog(_EGL_FATAL, "%s:%d: internal error: unreachable", __FILE__, __LINE__);
+ return false;
+#endif
}
static _EGLSurface *
_EGLConfig *conf, void *native_window,
const EGLint *attrib_list)
{
+ __DRIcreateNewDrawableFunc createNewDrawable;
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;
return NULL;
}
- if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list))
+ if (!dri2_init_surface(&dri2_surf->base, disp, type, conf, attrib_list, true))
goto cleanup_surface;
if (type == EGL_WINDOW_BIT) {
int format;
- if (!window || window->common.magic != ANDROID_NATIVE_WINDOW_MAGIC) {
+ if (window->common.magic != ANDROID_NATIVE_WINDOW_MAGIC) {
_eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
goto cleanup_surface;
}
config = dri2_get_dri_config(dri2_conf, type,
dri2_surf->base.GLColorspace);
- if (!config)
+ if (!config) {
+ _eglError(EGL_BAD_MATCH, "Unsupported surfacetype/colorspace configuration");
goto cleanup_surface;
+ }
- dri2_surf->dri_drawable =
- (*dri2_dpy->dri2->createNewDrawable)(dri2_dpy->dri_screen, config,
- dri2_surf);
+ if (dri2_dpy->image_driver)
+ createNewDrawable = dri2_dpy->image_driver->createNewDrawable;
+ else
+ createNewDrawable = dri2_dpy->dri2->createNewDrawable;
+
+ dri2_surf->dri_drawable = (*createNewDrawable)(dri2_dpy->dri_screen, config,
+ dri2_surf);
if (dri2_surf->dri_drawable == NULL) {
- _eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable");
+ _eglError(EGL_BAD_ALLOC, "createNewDrawable");
goto cleanup_surface;
}
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
- droid_free_local_buffers(dri2_surf);
+ dri2_egl_surface_free_local_buffers(dri2_surf);
if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
if (dri2_surf->buffer)
- droid_window_cancel_buffer(disp, dri2_surf);
+ droid_window_cancel_buffer(dri2_surf);
dri2_surf->window->common.decRef(&dri2_surf->window->common);
}
dri2_surf->dri_image_front = NULL;
}
- (*dri2_dpy->core->destroyDrawable)(dri2_surf->dri_drawable);
+ dri2_dpy->core->destroyDrawable(dri2_surf->dri_drawable);
+ dri2_fini_surface(surf);
free(dri2_surf);
return EGL_TRUE;
}
+static EGLBoolean
+droid_swap_interval(_EGLDriver *drv, _EGLDisplay *disp,
+ _EGLSurface *surf, EGLint interval)
+{
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
+ struct ANativeWindow *window = dri2_surf->window;
+
+ if (window->setSwapInterval(window, interval))
+ return EGL_FALSE;
+
+ surf->SwapInterval = interval;
+ return EGL_TRUE;
+}
+
static int
update_buffers(struct dri2_egl_surface *dri2_surf)
{
+ if (dri2_surf->base.Lost)
+ return -1;
+
if (dri2_surf->base.Type != EGL_WINDOW_BIT)
return 0;
/* try to dequeue the next back buffer */
if (!dri2_surf->buffer && !droid_window_dequeue_buffer(dri2_surf)) {
_eglLog(_EGL_WARNING, "Could not dequeue buffer from native window");
+ dri2_surf->base.Lost = EGL_TRUE;
return -1;
}
/* 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_egl_surface_free_local_buffers(dri2_surf);
dri2_surf->base.Width = dri2_surf->buffer->width;
dri2_surf->base.Height = dri2_surf->buffer->height;
}
return 0;
}
+static int
+get_front_bo(struct dri2_egl_surface *dri2_surf, unsigned int format)
+{
+ struct dri2_egl_display *dri2_dpy =
+ dri2_egl_display(dri2_surf->base.Resource.Display);
+
+ if (dri2_surf->dri_image_front)
+ return 0;
+
+ if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
+ /* According current EGL spec, front buffer rendering
+ * for window surface is not supported now.
+ * and mesa doesn't have the implementation of this case.
+ * Add warning message, but not treat it as error.
+ */
+ _eglLog(_EGL_DEBUG, "DRI driver requested unsupported front buffer for window surface");
+ } else if (dri2_surf->base.Type == EGL_PBUFFER_BIT) {
+ dri2_surf->dri_image_front =
+ dri2_dpy->image->createImage(dri2_dpy->dri_screen,
+ dri2_surf->base.Width,
+ dri2_surf->base.Height,
+ format,
+ 0,
+ dri2_surf);
+ if (!dri2_surf->dri_image_front) {
+ _eglLog(_EGL_WARNING, "dri2_image_front allocation failed");
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
static int
get_back_bo(struct dri2_egl_surface *dri2_surf)
{
if (dri2_surf->dri_image_back)
return 0;
- if (!dri2_surf->buffer)
- return -1;
+ if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
+ if (!dri2_surf->buffer) {
+ _eglLog(_EGL_WARNING, "Could not get native buffer");
+ return -1;
+ }
- fd = get_native_buffer_fd(dri2_surf->buffer);
- if (fd < 0) {
- _eglLog(_EGL_WARNING, "Could not get native buffer FD");
- return -1;
- }
+ fd = get_native_buffer_fd(dri2_surf->buffer);
+ if (fd < 0) {
+ _eglLog(_EGL_WARNING, "Could not get native buffer FD");
+ return -1;
+ }
- fourcc = get_fourcc(dri2_surf->buffer->format);
+ fourcc = get_fourcc(dri2_surf->buffer->format);
- pitch = dri2_surf->buffer->stride *
- get_format_bpp(dri2_surf->buffer->format);
+ pitch = dri2_surf->buffer->stride *
+ get_format_bpp(dri2_surf->buffer->format);
- if (fourcc == -1 || pitch == 0) {
- _eglLog(_EGL_WARNING, "Invalid buffer fourcc(%x) or pitch(%d)",
- fourcc, pitch);
- return -1;
- }
+ if (fourcc == -1 || pitch == 0) {
+ _eglLog(_EGL_WARNING, "Invalid buffer fourcc(%x) or pitch(%d)",
+ fourcc, pitch);
+ return -1;
+ }
- dri2_surf->dri_image_back =
- dri2_dpy->image->createImageFromFds(dri2_dpy->dri_screen,
- dri2_surf->base.Width,
- dri2_surf->base.Height,
- fourcc,
- &fd,
- 1,
- &pitch,
- &offset,
- dri2_surf);
- if (!dri2_surf->dri_image_back)
- return -1;
+ dri2_surf->dri_image_back =
+ dri2_dpy->image->createImageFromFds(dri2_dpy->dri_screen,
+ dri2_surf->base.Width,
+ dri2_surf->base.Height,
+ fourcc,
+ &fd,
+ 1,
+ &pitch,
+ &offset,
+ dri2_surf);
+ if (!dri2_surf->dri_image_back) {
+ _eglLog(_EGL_WARNING, "failed to create DRI image from FD");
+ return -1;
+ }
+ } else if (dri2_surf->base.Type == EGL_PBUFFER_BIT) {
+ /* The EGL 1.5 spec states that pbuffers are single-buffered. Specifically,
+ * the spec states that they have a back buffer but no front buffer, in
+ * contrast to pixmaps, which have a front buffer but no back buffer.
+ *
+ * Single-buffered surfaces with no front buffer confuse Mesa; so we deviate
+ * from the spec, following the precedent of Mesa's EGL X11 platform. The
+ * X11 platform correctly assigns pbuffers to single-buffered configs, but
+ * assigns the pbuffer a front buffer instead of a back buffer.
+ *
+ * Pbuffers in the X11 platform mostly work today, so let's just copy its
+ * behavior instead of trying to fix (and hence potentially breaking) the
+ * world.
+ */
+ _eglLog(_EGL_DEBUG, "DRI driver requested unsupported back buffer for pbuffer surface");
+ }
return 0;
}
+/* Some drivers will pass multiple bits in buffer_mask.
+ * For such case, will go through all the bits, and
+ * will not return error when unsupported buffer is requested, only
+ * return error when the allocation for supported buffer failed.
+ */
static int
droid_image_get_buffers(__DRIdrawable *driDrawable,
unsigned int format,
struct __DRIimageList *images)
{
struct dri2_egl_surface *dri2_surf = loaderPrivate;
- struct dri2_egl_display *dri2_dpy =
- dri2_egl_display(dri2_surf->base.Resource.Display);
images->image_mask = 0;
images->front = NULL;
if (update_buffers(dri2_surf) < 0)
return 0;
- if (buffer_mask & __DRI_IMAGE_BUFFER_FRONT) {
- if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
- /* According current EGL spec,
- * front buffer rendering for window surface is not supported now */
- _eglLog(_EGL_WARNING,
- "%s:%d front buffer rendering for window surface is not supported!",
- __func__, __LINE__);
+ if (_eglSurfaceInSharedBufferMode(&dri2_surf->base)) {
+ if (get_back_bo(dri2_surf) < 0)
return 0;
- }
- /* The EGL 1.5 spec states that pbuffers are single-buffered. Specifically,
- * the spec states that they have a back buffer but no front buffer, in
- * contrast to pixmaps, which have a front buffer but no back buffer.
- *
- * Single-buffered surfaces with no front buffer confuse Mesa; so we deviate
- * from the spec, following the precedent of Mesa's EGL X11 platform. The
- * X11 platform correctly assigns pbuffers to single-buffered configs, but
- * assigns the pbuffer a front buffer instead of a back buffer.
- *
- * Pbuffers in the X11 platform mostly work today, so let's just copy its
- * behavior instead of trying to fix (and hence potentially breaking) the
- * world.
+ /* We have dri_image_back because this is a window surface and
+ * get_back_bo() succeeded.
*/
- if (!dri2_surf->dri_image_front &&
- dri2_surf->base.Type == EGL_PBUFFER_BIT) {
- dri2_surf->dri_image_front =
- dri2_dpy->image->createImage(dri2_dpy->dri_screen,
- dri2_surf->base.Width,
- dri2_surf->base.Height,
- format,
- 0,
- dri2_surf);
- }
+ assert(dri2_surf->dri_image_back);
+ images->back = dri2_surf->dri_image_back;
+ images->image_mask |= __DRI_IMAGE_BUFFER_SHARED;
- if (!dri2_surf->dri_image_front) {
- _eglLog(_EGL_WARNING,
- "%s:%d dri2_image front buffer allocation failed!",
- __func__, __LINE__);
+ /* There exists no accompanying back nor front buffer. */
+ return 1;
+ }
+
+ if (buffer_mask & __DRI_IMAGE_BUFFER_FRONT) {
+ if (get_front_bo(dri2_surf, format) < 0)
return 0;
- }
- images->front = dri2_surf->dri_image_front;
- images->image_mask |= __DRI_IMAGE_BUFFER_FRONT;
+ if (dri2_surf->dri_image_front) {
+ images->front = dri2_surf->dri_image_front;
+ images->image_mask |= __DRI_IMAGE_BUFFER_FRONT;
+ }
}
if (buffer_mask & __DRI_IMAGE_BUFFER_BACK) {
- if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
- if (get_back_bo(dri2_surf) < 0)
- return 0;
- }
-
- if (!dri2_surf->dri_image_back) {
- _eglLog(_EGL_WARNING,
- "%s:%d dri2_image back buffer allocation failed!",
- __func__, __LINE__);
+ if (get_back_bo(dri2_surf) < 0)
return 0;
- }
- images->back = dri2_surf->dri_image_back;
- images->image_mask |= __DRI_IMAGE_BUFFER_BACK;
+ if (dri2_surf->dri_image_back) {
+ images->back = dri2_surf->dri_image_back;
+ images->image_mask |= __DRI_IMAGE_BUFFER_BACK;
+ }
}
return 1;
}
+static EGLint
+droid_query_buffer_age(_EGLDriver *drv,
+ _EGLDisplay *disp, _EGLSurface *surface)
+{
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surface);
+
+ if (update_buffers(dri2_surf) < 0) {
+ _eglError(EGL_BAD_ALLOC, "droid_query_buffer_age");
+ return -1;
+ }
+
+ return dri2_surf->back ? dri2_surf->back->age : 0;
+}
+
static EGLBoolean
droid_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
{
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
+ const bool has_mutable_rb = _eglSurfaceHasMutableRenderBuffer(draw);
- if (dri2_surf->base.Type != EGL_WINDOW_BIT)
+ /* From the EGL_KHR_mutable_render_buffer spec (v12):
+ *
+ * If surface is a single-buffered window, pixmap, or pbuffer surface
+ * for which there is no pending change to the EGL_RENDER_BUFFER
+ * attribute, eglSwapBuffers has no effect.
+ */
+ if (has_mutable_rb &&
+ draw->RequestedRenderBuffer == EGL_SINGLE_BUFFER &&
+ draw->ActiveRenderBuffer == EGL_SINGLE_BUFFER) {
+ _eglLog(_EGL_DEBUG, "%s: remain in shared buffer mode", __func__);
return EGL_TRUE;
+ }
+
+ for (int i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
+ if (dri2_surf->color_buffers[i].age > 0)
+ dri2_surf->color_buffers[i].age++;
+ }
+
+ /* "XXX: we don't use get_back_bo() since it causes regressions in
+ * several dEQP tests.
+ */
+ if (dri2_surf->back)
+ dri2_surf->back->age = 1;
dri2_flush_drawable_for_swapbuffers(disp, draw);
+ /* dri2_surf->buffer can be null even when no error has occured. For
+ * example, if the user has called no GL rendering commands since the
+ * previous eglSwapBuffers, then the driver may have not triggered
+ * a callback to ANativeWindow::dequeueBuffer, in which case
+ * dri2_surf->buffer remains null.
+ */
if (dri2_surf->buffer)
droid_window_enqueue_buffer(disp, dri2_surf);
- (*dri2_dpy->flush->invalidate)(dri2_surf->dri_drawable);
+ dri2_dpy->flush->invalidate(dri2_surf->dri_drawable);
+
+ /* Update the shared buffer mode */
+ if (has_mutable_rb &&
+ draw->ActiveRenderBuffer != draw->RequestedRenderBuffer) {
+ bool mode = (draw->RequestedRenderBuffer == EGL_SINGLE_BUFFER);
+ _eglLog(_EGL_DEBUG, "%s: change to shared buffer mode %d",
+ __func__, mode);
+
+ if (!droid_set_shared_buffer_mode(disp, draw, mode))
+ return EGL_FALSE;
+ draw->ActiveRenderBuffer = draw->RequestedRenderBuffer;
+ }
return EGL_TRUE;
}
+#if ANDROID_API_LEVEL >= 23
+static EGLBoolean
+droid_set_damage_region(_EGLDriver *drv,
+ _EGLDisplay *disp,
+ _EGLSurface *draw, const EGLint* rects, EGLint n_rects)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
+ android_native_rect_t* droid_rects = NULL;
+ int ret;
+
+ if (n_rects == 0)
+ return EGL_TRUE;
+
+ droid_rects = malloc(n_rects * sizeof(android_native_rect_t));
+ if (droid_rects == NULL)
+ return _eglError(EGL_BAD_ALLOC, "eglSetDamageRegionKHR");
+
+ for (EGLint num_drects = 0; num_drects < n_rects; num_drects++) {
+ EGLint i = num_drects * 4;
+ droid_rects[num_drects].left = rects[i];
+ droid_rects[num_drects].bottom = rects[i + 1];
+ droid_rects[num_drects].right = rects[i] + rects[i + 2];
+ droid_rects[num_drects].top = rects[i + 1] + rects[i + 3];
+ }
+
+ /*
+ * XXX/TODO: Need to check for other return values
+ */
+
+ ret = native_window_set_surface_damage(dri2_surf->window, droid_rects, n_rects);
+ free(droid_rects);
+
+ return ret == 0 ? EGL_TRUE : EGL_FALSE;
+}
+#endif
+
static _EGLImage *
-droid_create_image_from_prime_fd(_EGLDisplay *disp, _EGLContext *ctx,
- struct ANativeWindowBuffer *buf, int fd)
+droid_create_image_from_prime_fd_yuv(_EGLDisplay *disp, _EGLContext *ctx,
+ struct ANativeWindowBuffer *buf, int fd)
{
- unsigned int offsets[3] = { 0, 0, 0 };
- unsigned int pitches[3] = { 0, 0, 0 };
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct android_ycbcr ycbcr;
+ size_t offsets[3];
+ size_t pitches[3];
+ enum chroma_order chroma_order;
+ int fourcc;
+ int ret;
+
+ if (!dri2_dpy->gralloc->lock_ycbcr) {
+ _eglLog(_EGL_WARNING, "Gralloc does not support lock_ycbcr");
+ return NULL;
+ }
- const int fourcc = get_fourcc(buf->format);
- if (fourcc == -1) {
- _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
+ memset(&ycbcr, 0, sizeof(ycbcr));
+ ret = dri2_dpy->gralloc->lock_ycbcr(dri2_dpy->gralloc, buf->handle,
+ 0, 0, 0, 0, 0, &ycbcr);
+ if (ret) {
+ /* HACK: See droid_create_image_from_prime_fd() and
+ * https://issuetracker.google.com/32077885.*/
+ if (buf->format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED)
+ return NULL;
+
+ _eglLog(_EGL_WARNING, "gralloc->lock_ycbcr failed: %d", ret);
return NULL;
}
+ dri2_dpy->gralloc->unlock(dri2_dpy->gralloc, buf->handle);
+
+ /* When lock_ycbcr's usage argument contains no SW_READ/WRITE flags
+ * it will return the .y/.cb/.cr pointers based on a NULL pointer,
+ * so they can be interpreted as offsets. */
+ offsets[0] = (size_t)ycbcr.y;
+ /* We assume here that all the planes are located in one DMA-buf. */
+ if ((size_t)ycbcr.cr < (size_t)ycbcr.cb) {
+ chroma_order = YCrCb;
+ offsets[1] = (size_t)ycbcr.cr;
+ offsets[2] = (size_t)ycbcr.cb;
+ } else {
+ chroma_order = YCbCr;
+ offsets[1] = (size_t)ycbcr.cb;
+ offsets[2] = (size_t)ycbcr.cr;
+ }
- pitches[0] = buf->stride * get_format_bpp(buf->format);
- if (pitches[0] == 0) {
- _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
+ /* .ystride is the line length (in bytes) of the Y plane,
+ * .cstride is the line length (in bytes) of any of the remaining
+ * Cb/Cr/CbCr planes, assumed to be the same for Cb and Cr for fully
+ * planar formats. */
+ pitches[0] = ycbcr.ystride;
+ pitches[1] = pitches[2] = ycbcr.cstride;
+
+ /* .chroma_step is the byte distance between the same chroma channel
+ * values of subsequent pixels, assumed to be the same for Cb and Cr. */
+ fourcc = get_fourcc_yuv(buf->format, chroma_order, ycbcr.chroma_step);
+ if (fourcc == -1) {
+ _eglLog(_EGL_WARNING, "unsupported YUV format, native = %x, chroma_order = %s, chroma_step = %d",
+ buf->format, chroma_order == YCbCr ? "YCbCr" : "YCrCb", ycbcr.chroma_step);
return NULL;
}
- switch (buf->format) {
- case HAL_PIXEL_FORMAT_YV12:
- /* Y plane is assumed to be at offset 0. */
- /* Cr plane is located after Y plane */
- offsets[1] = offsets[0] + pitches[0] * buf->height;
- pitches[1] = ALIGN(pitches[0] / 2, 16);
- /* Cb plane is located after Cr plane */
- offsets[2] = offsets[1] + pitches[1] * buf->height / 2;
- pitches[2] = pitches[1];
+ if (ycbcr.chroma_step == 2) {
+ /* Semi-planar Y + CbCr or Y + CrCb format. */
+ const EGLint attr_list_2plane[] = {
+ EGL_WIDTH, buf->width,
+ EGL_HEIGHT, buf->height,
+ EGL_LINUX_DRM_FOURCC_EXT, fourcc,
+ EGL_DMA_BUF_PLANE0_FD_EXT, fd,
+ EGL_DMA_BUF_PLANE0_PITCH_EXT, pitches[0],
+ EGL_DMA_BUF_PLANE0_OFFSET_EXT, offsets[0],
+ EGL_DMA_BUF_PLANE1_FD_EXT, fd,
+ EGL_DMA_BUF_PLANE1_PITCH_EXT, pitches[1],
+ EGL_DMA_BUF_PLANE1_OFFSET_EXT, offsets[1],
+ EGL_NONE, 0
+ };
- const EGLint attr_list_yv12[] = {
+ return dri2_create_image_dma_buf(disp, ctx, NULL, attr_list_2plane);
+ } else {
+ /* Fully planar Y + Cb + Cr or Y + Cr + Cb format. */
+ const EGLint attr_list_3plane[] = {
EGL_WIDTH, buf->width,
EGL_HEIGHT, buf->height,
EGL_LINUX_DRM_FOURCC_EXT, fourcc,
EGL_NONE, 0
};
- return dri2_create_image_dma_buf(disp, ctx, NULL, attr_list_yv12);
+ return dri2_create_image_dma_buf(disp, ctx, NULL, attr_list_3plane);
+ }
+}
+
+static _EGLImage *
+droid_create_image_from_prime_fd(_EGLDisplay *disp, _EGLContext *ctx,
+ struct ANativeWindowBuffer *buf, int fd)
+{
+ unsigned int pitch;
+
+ if (is_yuv(buf->format)) {
+ _EGLImage *image;
+
+ image = droid_create_image_from_prime_fd_yuv(disp, ctx, buf, fd);
+ /*
+ * HACK: https://issuetracker.google.com/32077885
+ * There is no API available to properly query the IMPLEMENTATION_DEFINED
+ * format. As a workaround we rely here on gralloc allocating either
+ * an arbitrary YCbCr 4:2:0 or RGBX_8888, with the latter being recognized
+ * by lock_ycbcr failing.
+ */
+ if (image || buf->format != HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED)
+ return image;
+ }
+
+ const int fourcc = get_fourcc(buf->format);
+ if (fourcc == -1) {
+ _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
+ return NULL;
+ }
+
+ pitch = buf->stride * get_format_bpp(buf->format);
+ if (pitch == 0) {
+ _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
+ return NULL;
}
const EGLint attr_list[] = {
EGL_HEIGHT, buf->height,
EGL_LINUX_DRM_FOURCC_EXT, fourcc,
EGL_DMA_BUF_PLANE0_FD_EXT, fd,
- EGL_DMA_BUF_PLANE0_PITCH_EXT, pitches[0],
+ EGL_DMA_BUF_PLANE0_PITCH_EXT, pitch,
EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0,
EGL_NONE, 0
};
return dri2_create_image_dma_buf(disp, ctx, NULL, attr_list);
}
+#ifdef HAVE_DRM_GRALLOC
static _EGLImage *
droid_create_image_from_name(_EGLDisplay *disp, _EGLContext *ctx,
struct ANativeWindowBuffer *buf)
return NULL;
}
- if (!_eglInitImage(&dri2_img->base, disp)) {
- free(dri2_img);
- return NULL;
- }
+ _eglInitImage(&dri2_img->base, disp);
dri2_img->dri_image =
dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
return &dri2_img->base;
}
+#endif /* HAVE_DRM_GRALLOC */
static EGLBoolean
-droid_query_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
+droid_query_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
EGLint attribute, EGLint *value)
{
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
default:
break;
}
- return _eglQuerySurface(drv, dpy, surf, attribute, value);
+ return _eglQuerySurface(drv, disp, surf, attribute, value);
}
static _EGLImage *
if (fd >= 0)
return droid_create_image_from_prime_fd(disp, ctx, buf, fd);
+#ifdef HAVE_DRM_GRALLOC
return droid_create_image_from_name(disp, ctx, buf);
+#else
+ return NULL;
+#endif
}
static _EGLImage *
{
}
+#ifdef HAVE_DRM_GRALLOC
static int
droid_get_buffers_parse_attachments(struct dri2_egl_surface *dri2_surf,
unsigned int *attachments, int count)
{
- int num_buffers = 0, i;
+ int num_buffers = 0;
/* fill dri2_surf->buffers */
- for (i = 0; i < count * 2; i += 2) {
+ for (int i = 0; i < count * 2; i += 2) {
__DRIbuffer *buf, *local;
assert(num_buffers < ARRAY_SIZE(dri2_surf->buffers));
case __DRI_BUFFER_ACCUM:
case __DRI_BUFFER_DEPTH_STENCIL:
case __DRI_BUFFER_HIZ:
- local = droid_alloc_local_buffer(dri2_surf,
+ local = dri2_egl_surface_alloc_local_buffer(dri2_surf,
attachments[i], attachments[i + 1]);
if (local) {
if (update_buffers(dri2_surf) < 0)
return NULL;
- dri2_surf->buffer_count =
- droid_get_buffers_parse_attachments(dri2_surf, attachments, count);
+ *out_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;
}
+#endif /* HAVE_DRM_GRALLOC */
+
+static unsigned
+droid_get_capability(void *loaderPrivate, enum dri_loader_cap cap)
+{
+ /* Note: loaderPrivate is _EGLDisplay* */
+ switch (cap) {
+ case DRI_LOADER_CAP_RGBA_ORDERING:
+ return 1;
+ default:
+ return 0;
+ }
+}
static EGLBoolean
-droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *dpy)
+droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp)
{
- struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
static const struct {
int format;
unsigned int rgba_masks[4];
} visuals[] = {
- { HAL_PIXEL_FORMAT_RGBA_8888, { 0xff, 0xff00, 0xff0000, 0xff000000 } },
- { HAL_PIXEL_FORMAT_RGBX_8888, { 0xff, 0xff00, 0xff0000, 0x0 } },
- { HAL_PIXEL_FORMAT_RGB_888, { 0xff, 0xff00, 0xff0000, 0x0 } },
- { HAL_PIXEL_FORMAT_RGB_565, { 0xf800, 0x7e0, 0x1f, 0x0 } },
- { HAL_PIXEL_FORMAT_BGRA_8888, { 0xff0000, 0xff00, 0xff, 0xff000000 } },
- };
- EGLint config_attrs[] = {
- EGL_NATIVE_VISUAL_ID, 0,
- EGL_NATIVE_VISUAL_TYPE, 0,
- EGL_FRAMEBUFFER_TARGET_ANDROID, EGL_TRUE,
- EGL_RECORDABLE_ANDROID, EGL_TRUE,
- EGL_NONE
+ { HAL_PIXEL_FORMAT_RGBA_8888, { 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000 } },
+ { HAL_PIXEL_FORMAT_RGBX_8888, { 0x000000ff, 0x0000ff00, 0x00ff0000, 0x00000000 } },
+ { HAL_PIXEL_FORMAT_RGB_565, { 0x0000f800, 0x000007e0, 0x0000001f, 0x00000000 } },
+ { HAL_PIXEL_FORMAT_BGRA_8888, { 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000 } },
};
- unsigned int format_count[ARRAY_SIZE(visuals)] = { 0 };
- int count, i, j;
- count = 0;
- for (i = 0; dri2_dpy->driver_configs[i]; i++) {
- const EGLint surface_type = EGL_WINDOW_BIT | EGL_PBUFFER_BIT;
- struct dri2_egl_config *dri2_conf;
-
- for (j = 0; j < ARRAY_SIZE(visuals); j++) {
- config_attrs[1] = visuals[j].format;
- config_attrs[3] = visuals[j].format;
-
- dri2_conf = dri2_add_config(dpy, dri2_dpy->driver_configs[i],
- count + 1, surface_type, config_attrs, visuals[j].rgba_masks);
+ unsigned int format_count[ARRAY_SIZE(visuals)] = { 0 };
+ int config_count = 0;
+
+ /* The nesting of loops is significant here. Also significant is the order
+ * of the HAL pixel formats. Many Android apps (such as Google's official
+ * NDK GLES2 example app), and even portions the core framework code (such
+ * as SystemServiceManager in Nougat), incorrectly choose their EGLConfig.
+ * They neglect to match the EGLConfig's EGL_NATIVE_VISUAL_ID against the
+ * window's native format, and instead choose the first EGLConfig whose
+ * channel sizes match those of the native window format while ignoring the
+ * channel *ordering*.
+ *
+ * We can detect such buggy clients in logcat when they call
+ * eglCreateSurface, by detecting the mismatch between the EGLConfig's
+ * format and the window's format.
+ *
+ * As a workaround, we generate EGLConfigs such that all EGLConfigs for HAL
+ * pixel format i precede those for HAL pixel format i+1. In my
+ * (chadversary) testing on Android Nougat, this was good enough to pacify
+ * the buggy clients.
+ */
+ for (int i = 0; i < ARRAY_SIZE(visuals); i++) {
+ for (int j = 0; dri2_dpy->driver_configs[j]; j++) {
+ const EGLint surface_type = EGL_WINDOW_BIT | EGL_PBUFFER_BIT;
+
+ const EGLint config_attrs[] = {
+ EGL_NATIVE_VISUAL_ID, visuals[i].format,
+ EGL_NATIVE_VISUAL_TYPE, visuals[i].format,
+ EGL_FRAMEBUFFER_TARGET_ANDROID, EGL_TRUE,
+ EGL_RECORDABLE_ANDROID, EGL_TRUE,
+ EGL_NONE
+ };
+
+ struct dri2_egl_config *dri2_conf =
+ dri2_add_config(disp, dri2_dpy->driver_configs[j],
+ config_count + 1, surface_type, config_attrs,
+ visuals[i].rgba_masks);
if (dri2_conf) {
- count++;
- format_count[j]++;
+ if (dri2_conf->base.ConfigID == config_count + 1)
+ config_count++;
+ format_count[i]++;
}
}
}
- for (i = 0; i < ARRAY_SIZE(format_count); i++) {
+ for (int i = 0; i < ARRAY_SIZE(format_count); i++) {
if (!format_count[i]) {
_eglLog(_EGL_DEBUG, "No DRI config supports native format 0x%x",
visuals[i].format);
}
}
- return (count != 0);
+ return (config_count != 0);
}
-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) ? fcntl(fd, F_DUPFD_CLOEXEC, 3) : -1;
-}
-
-/* support versions < JellyBean */
-#ifndef ALOGW
-#define ALOGW LOGW
-#endif
-#ifndef ALOGD
-#define ALOGD LOGD
-#endif
-#ifndef ALOGI
-#define ALOGI LOGI
-#endif
-
-static void
-droid_log(EGLint level, const char *msg)
-{
- switch (level) {
- case _EGL_DEBUG:
- ALOGD("%s", msg);
- break;
- case _EGL_INFO:
- ALOGI("%s", msg);
- break;
- case _EGL_WARNING:
- ALOGW("%s", msg);
- break;
- case _EGL_FATAL:
- LOG_FATAL("%s", msg);
- break;
- default:
- break;
- }
-}
-
-static struct dri2_egl_display_vtbl droid_display_vtbl = {
+static const struct dri2_egl_display_vtbl droid_display_vtbl = {
.authenticate = NULL,
.create_window_surface = droid_create_window_surface,
.create_pixmap_surface = dri2_fallback_create_pixmap_surface,
.create_pbuffer_surface = droid_create_pbuffer_surface,
.destroy_surface = droid_destroy_surface,
.create_image = droid_create_image_khr,
- .swap_interval = dri2_fallback_swap_interval,
.swap_buffers = droid_swap_buffers,
- .swap_buffers_with_damage = dri2_fallback_swap_buffers_with_damage,
+ .swap_buffers_with_damage = dri2_fallback_swap_buffers_with_damage, /* Android implements the function */
.swap_buffers_region = dri2_fallback_swap_buffers_region,
+ .swap_interval = droid_swap_interval,
+#if ANDROID_API_LEVEL >= 23
+ .set_damage_region = droid_set_damage_region,
+#else
+ .set_damage_region = dri2_fallback_set_damage_region,
+#endif
.post_sub_buffer = dri2_fallback_post_sub_buffer,
.copy_buffers = dri2_fallback_copy_buffers,
- .query_buffer_age = dri2_fallback_query_buffer_age,
+ .query_buffer_age = droid_query_buffer_age,
.query_surface = droid_query_surface,
.create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
.get_sync_values = dri2_fallback_get_sync_values,
.get_dri_drawable = dri2_surface_get_dri_drawable,
+ .set_shared_buffer_mode = droid_set_shared_buffer_mode,
};
+#ifdef HAVE_DRM_GRALLOC
static const __DRIdri2LoaderExtension droid_dri2_loader_extension = {
- .base = { __DRI_DRI2_LOADER, 3 },
+ .base = { __DRI_DRI2_LOADER, 4 },
.getBuffers = NULL,
.flushFrontBuffer = droid_flush_front_buffer,
.getBuffersWithFormat = droid_get_buffers_with_format,
+ .getCapability = droid_get_capability,
};
+static const __DRIextension *droid_dri2_loader_extensions[] = {
+ &droid_dri2_loader_extension.base,
+ &image_lookup_extension.base,
+ &use_invalidate.base,
+ /* No __DRI_MUTABLE_RENDER_BUFFER_LOADER because it requires
+ * __DRI_IMAGE_LOADER.
+ */
+ NULL,
+};
+#endif /* HAVE_DRM_GRALLOC */
+
static const __DRIimageLoaderExtension droid_image_loader_extension = {
- .base = { __DRI_IMAGE_LOADER, 1 },
+ .base = { __DRI_IMAGE_LOADER, 2 },
.getBuffers = droid_image_get_buffers,
.flushFrontBuffer = droid_flush_front_buffer,
+ .getCapability = droid_get_capability,
};
-static const __DRIextension *droid_dri2_loader_extensions[] = {
- &droid_dri2_loader_extension.base,
- &image_lookup_extension.base,
- &use_invalidate.base,
- NULL,
+static void
+droid_display_shared_buffer(__DRIdrawable *driDrawable, int fence_fd,
+ void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+ struct ANativeWindowBuffer *old_buffer UNUSED = dri2_surf->buffer;
+
+ if (!_eglSurfaceInSharedBufferMode(&dri2_surf->base)) {
+ _eglLog(_EGL_WARNING, "%s: internal error: buffer is not shared",
+ __func__);
+ return;
+ }
+
+ if (fence_fd >= 0) {
+ /* The driver's fence is more recent than the surface's out fence, if it
+ * exists at all. So use the driver's fence.
+ */
+ if (dri2_surf->out_fence_fd >= 0) {
+ close(dri2_surf->out_fence_fd);
+ dri2_surf->out_fence_fd = -1;
+ }
+ } else if (dri2_surf->out_fence_fd >= 0) {
+ fence_fd = dri2_surf->out_fence_fd;
+ dri2_surf->out_fence_fd = -1;
+ }
+
+ if (dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer,
+ fence_fd)) {
+ _eglLog(_EGL_WARNING, "%s: ANativeWindow::queueBuffer failed", __func__);
+ close(fence_fd);
+ return;
+ }
+
+ fence_fd = -1;
+
+ if (dri2_surf->window->dequeueBuffer(dri2_surf->window, &dri2_surf->buffer,
+ &fence_fd)) {
+ /* Tear down the surface because it no longer has a back buffer. */
+ struct dri2_egl_display *dri2_dpy =
+ dri2_egl_display(dri2_surf->base.Resource.Display);
+
+ _eglLog(_EGL_WARNING, "%s: ANativeWindow::dequeueBuffer failed", __func__);
+
+ dri2_surf->base.Lost = true;
+ dri2_surf->buffer = NULL;
+ dri2_surf->back = NULL;
+
+ if (dri2_surf->dri_image_back) {
+ dri2_dpy->image->destroyImage(dri2_surf->dri_image_back);
+ dri2_surf->dri_image_back = NULL;
+ }
+
+ dri2_dpy->flush->invalidate(dri2_surf->dri_drawable);
+ return;
+ }
+
+ if (fence_fd < 0)
+ return;
+
+ /* Access to the buffer is controlled by a sync fence. Block on it.
+ *
+ * Ideally, we would submit the fence to the driver, and the driver would
+ * postpone command execution until it signalled. But DRI lacks API for
+ * that (as of 2018-04-11).
+ *
+ * SYNC_IOC_WAIT waits forever if timeout < 0
+ */
+ sync_wait(fence_fd, -1);
+ close(fence_fd);
+}
+
+static const __DRImutableRenderBufferLoaderExtension droid_mutable_render_buffer_extension = {
+ .base = { __DRI_MUTABLE_RENDER_BUFFER_LOADER, 1 },
+ .displaySharedBuffer = droid_display_shared_buffer,
};
static const __DRIextension *droid_image_loader_extensions[] = {
&droid_image_loader_extension.base,
&image_lookup_extension.base,
&use_invalidate.base,
+ &droid_mutable_render_buffer_extension.base,
NULL,
};
-EGLBoolean
-dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy)
+static EGLBoolean
+droid_load_driver(_EGLDisplay *disp, bool swrast)
{
- struct dri2_egl_display *dri2_dpy;
+ struct dri2_egl_display *dri2_dpy = disp->DriverData;
const char *err;
- _eglSetLogProc(droid_log);
+ dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd);
+ if (dri2_dpy->driver_name == NULL)
+ return false;
+
+#ifdef HAVE_DRM_GRALLOC
+ /* Handle control nodes using __DRI_DRI2_LOADER extension and GEM names
+ * for backwards compatibility with drm_gralloc. (Do not use on new
+ * systems.) */
+ dri2_dpy->loader_extensions = droid_dri2_loader_extensions;
+ if (!dri2_load_driver(disp)) {
+ err = "DRI2: failed to load driver";
+ goto error;
+ }
+#else
+ if (swrast) {
+ /* Use kms swrast only with vgem / virtio_gpu.
+ * virtio-gpu fallbacks to software rendering when 3D features
+ * are unavailable since 6c5ab.
+ */
+ if (strcmp(dri2_dpy->driver_name, "vgem") == 0 ||
+ strcmp(dri2_dpy->driver_name, "virtio_gpu") == 0) {
+ free(dri2_dpy->driver_name);
+ dri2_dpy->driver_name = strdup("kms_swrast");
+ } else {
+ err = "DRI3: failed to find software capable driver";
+ goto error;
+ }
+ }
+
+ dri2_dpy->loader_extensions = droid_image_loader_extensions;
+ if (!dri2_load_driver_dri3(disp)) {
+ err = "DRI3: failed to load driver";
+ goto error;
+ }
+#endif
+
+ return true;
+
+error:
+ free(dri2_dpy->driver_name);
+ dri2_dpy->driver_name = NULL;
+ return false;
+}
+
+static void
+droid_unload_driver(_EGLDisplay *disp)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+
+ dlclose(dri2_dpy->driver);
+ dri2_dpy->driver = NULL;
+ free(dri2_dpy->driver_name);
+ dri2_dpy->driver_name = NULL;
+}
+
+static int
+droid_filter_device(_EGLDisplay *disp, int fd, const char *vendor)
+{
+ drmVersionPtr ver = drmGetVersion(fd);
+ if (!ver)
+ return -1;
+
+ if (strcmp(vendor, ver->name) != 0) {
+ drmFreeVersion(ver);
+ return -1;
+ }
+
+ drmFreeVersion(ver);
+ return 0;
+}
+
+static EGLBoolean
+droid_probe_device(_EGLDisplay *disp, bool swrast)
+{
+ /* Check that the device is supported, by attempting to:
+ * - load the dri module
+ * - and, create a screen
+ */
+ if (!droid_load_driver(disp, swrast))
+ return EGL_FALSE;
+
+ if (!dri2_create_screen(disp)) {
+ _eglLog(_EGL_WARNING, "DRI2: failed to create screen");
+ droid_unload_driver(disp);
+ return EGL_FALSE;
+ }
+ return EGL_TRUE;
+}
+
+#ifdef HAVE_DRM_GRALLOC
+static EGLBoolean
+droid_open_device(_EGLDisplay *disp, bool swrast)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ int fd = -1, err = -EINVAL;
+
+ if (swrast)
+ return EGL_FALSE;
+
+ if (dri2_dpy->gralloc->perform)
+ err = dri2_dpy->gralloc->perform(dri2_dpy->gralloc,
+ GRALLOC_MODULE_PERFORM_GET_DRM_FD,
+ &fd);
+ if (err || fd < 0) {
+ _eglLog(_EGL_WARNING, "fail to get drm fd");
+ return EGL_FALSE;
+ }
+
+ dri2_dpy->fd = fcntl(fd, F_DUPFD_CLOEXEC, 3);
+ if (dri2_dpy->fd < 0)
+ return EGL_FALSE;
+
+ if (drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER)
+ return EGL_FALSE;
- loader_set_logger(_eglLog);
+ return droid_probe_device(disp, swrast);
+}
+#else
+static EGLBoolean
+droid_open_device(_EGLDisplay *disp, bool swrast)
+{
+#define MAX_DRM_DEVICES 64
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ drmDevicePtr device, devices[MAX_DRM_DEVICES] = { NULL };
+ int num_devices;
+
+ char *vendor_name = NULL;
+ char vendor_buf[PROPERTY_VALUE_MAX];
+
+ if (property_get("drm.gpu.vendor_name", vendor_buf, NULL) > 0)
+ vendor_name = vendor_buf;
+
+ num_devices = drmGetDevices2(0, devices, ARRAY_SIZE(devices));
+ if (num_devices < 0)
+ return EGL_FALSE;
+
+ for (int i = 0; i < num_devices; i++) {
+ device = devices[i];
+
+ if (!(device->available_nodes & (1 << DRM_NODE_RENDER)))
+ continue;
+
+ dri2_dpy->fd = loader_open_device(device->nodes[DRM_NODE_RENDER]);
+ if (dri2_dpy->fd < 0) {
+ _eglLog(_EGL_WARNING, "%s() Failed to open DRM device %s",
+ __func__, device->nodes[DRM_NODE_RENDER]);
+ continue;
+ }
+
+ /* If a vendor is explicitly provided, we use only that.
+ * Otherwise we fall-back the first device that is supported.
+ */
+ if (vendor_name) {
+ if (droid_filter_device(disp, dri2_dpy->fd, vendor_name)) {
+ /* Device does not match - try next device */
+ close(dri2_dpy->fd);
+ dri2_dpy->fd = -1;
+ continue;
+ }
+ /* If the requested device matches - use it. Regardless if
+ * init fails, do not fall-back to any other device.
+ */
+ if (!droid_probe_device(disp, false)) {
+ close(dri2_dpy->fd);
+ dri2_dpy->fd = -1;
+ }
+
+ break;
+ }
+ if (droid_probe_device(disp, swrast))
+ break;
+
+ /* No explicit request - attempt the next device */
+ close(dri2_dpy->fd);
+ dri2_dpy->fd = -1;
+ }
+ drmFreeDevices(devices, num_devices);
+
+ if (dri2_dpy->fd < 0) {
+ _eglLog(_EGL_WARNING, "Failed to open %s DRM device",
+ vendor_name ? "desired": "any");
+ return EGL_FALSE;
+ }
+
+ return EGL_TRUE;
+#undef MAX_DRM_DEVICES
+}
+
+#endif
+
+EGLBoolean
+dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *disp)
+{
+ _EGLDevice *dev;
+ bool device_opened = false;
+ struct dri2_egl_display *dri2_dpy;
+ const char *err;
+ int ret;
dri2_dpy = calloc(1, sizeof(*dri2_dpy));
if (!dri2_dpy)
return _eglError(EGL_BAD_ALLOC, "eglInitialize");
- dpy->DriverData = (void *) dri2_dpy;
+ dri2_dpy->fd = -1;
+ ret = hw_get_module(GRALLOC_HARDWARE_MODULE_ID,
+ (const hw_module_t **)&dri2_dpy->gralloc);
+ if (ret) {
+ err = "DRI2: failed to get gralloc module";
+ goto cleanup;
+ }
- dri2_dpy->fd = droid_open_device();
- if (dri2_dpy->fd < 0) {
+ disp->DriverData = (void *) dri2_dpy;
+ if (!disp->Options.ForceSoftware)
+ device_opened = droid_open_device(disp, false);
+ if (!device_opened)
+ device_opened = droid_open_device(disp, true);
+
+ if (!device_opened) {
err = "DRI2: failed to open device";
- goto cleanup_display;
+ goto cleanup;
}
- dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd);
- if (dri2_dpy->driver_name == NULL) {
- err = "DRI2: failed to get driver name";
- goto cleanup_device;
+ dev = _eglAddDevice(dri2_dpy->fd, false);
+ if (!dev) {
+ err = "DRI2: failed to find EGLDevice";
+ goto cleanup;
}
- if (!dri2_load_driver(dpy)) {
- err = "DRI2: failed to load driver";
- goto cleanup_driver_name;
+ disp->Device = dev;
+
+ if (!dri2_setup_extensions(disp)) {
+ err = "DRI2: failed to setup extensions";
+ goto cleanup;
}
- dri2_dpy->is_render_node = drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER;
+ dri2_setup_screen(disp);
- /* render nodes cannot use Gem names, and thus do not support
- * the __DRI_DRI2_LOADER extension */
- if (!dri2_dpy->is_render_node)
- dri2_dpy->loader_extensions = droid_dri2_loader_extensions;
- else
- dri2_dpy->loader_extensions = droid_image_loader_extensions;
-
- if (!dri2_create_screen(dpy)) {
- err = "DRI2: failed to create screen";
- goto cleanup_driver;
+ /* We set the maximum swap interval as 1 for Android platform, since it is
+ * the maximum value supported by Android according to the value of
+ * ANativeWindow::maxSwapInterval.
+ */
+ dri2_setup_swap_interval(disp, 1);
+
+ disp->Extensions.ANDROID_framebuffer_target = EGL_TRUE;
+ disp->Extensions.ANDROID_image_native_buffer = EGL_TRUE;
+ disp->Extensions.ANDROID_recordable = EGL_TRUE;
+ disp->Extensions.EXT_buffer_age = EGL_TRUE;
+#if ANDROID_API_LEVEL >= 23
+ disp->Extensions.KHR_partial_update = EGL_TRUE;
+#endif
+ disp->Extensions.KHR_image = EGL_TRUE;
+#if ANDROID_API_LEVEL >= 24
+ if (dri2_dpy->mutable_render_buffer &&
+ dri2_dpy->loader_extensions == droid_image_loader_extensions) {
+ disp->Extensions.KHR_mutable_render_buffer = EGL_TRUE;
}
+#endif
- if (!droid_add_configs_for_visuals(drv, dpy)) {
+ /* Create configs *after* enabling extensions because presence of DRI
+ * driver extensions can affect the capabilities of EGLConfigs.
+ */
+ if (!droid_add_configs_for_visuals(drv, disp)) {
err = "DRI2: failed to add configs";
- goto cleanup_screen;
+ goto cleanup;
}
- dpy->Extensions.ANDROID_framebuffer_target = EGL_TRUE;
- dpy->Extensions.ANDROID_image_native_buffer = EGL_TRUE;
- dpy->Extensions.ANDROID_recordable = EGL_TRUE;
-
/* Fill vtbl last to prevent accidentally calling virtual function during
* initialization.
*/
return EGL_TRUE;
-cleanup_screen:
- dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
-cleanup_driver:
- dlclose(dri2_dpy->driver);
-cleanup_driver_name:
- free(dri2_dpy->driver_name);
-cleanup_device:
- close(dri2_dpy->fd);
-cleanup_display:
- free(dri2_dpy);
- dpy->DriverData = NULL;
-
+cleanup:
+ dri2_display_destroy(disp);
return _eglError(EGL_NOT_INITIALIZED, err);
}