#include "loader.h"
#include "egl_dri2.h"
#include "egl_dri2_fallbacks.h"
+#include "state_tracker/drm_driver.h"
#include "gralloc_drm.h"
#include "gralloc_drm_handle.h"
-static int
+static inline int
get_format_bpp(int native)
{
int bpp;
return (handle) ? handle->name : 0;
}
+static const gralloc_module_t *gr_module = NULL;
+
static EGLBoolean
droid_window_dequeue_buffer(struct dri2_egl_surface *dri2_surf)
{
config = dri2_get_dri_config(dri2_conf, EGL_WINDOW_BIT,
dri2_surf->base.GLColorspace);
- dri2_surf->dri_drawable =
- (*dri2_dpy->dri2->createNewDrawable)(dri2_dpy->dri_screen, config,
- dri2_surf);
+ if (dri2_dpy->dri2) {
+ dri2_surf->dri_drawable =
+ dri2_dpy->dri2->createNewDrawable(dri2_dpy->dri_screen, config, dri2_surf);
+ } else {
+ dri2_surf->dri_drawable =
+ dri2_dpy->swrast->createNewDrawable(dri2_dpy->dri_screen, config, dri2_surf);
+ }
+
if (dri2_surf->dri_drawable == NULL) {
_eglError(EGL_BAD_ALLOC, "dri2->createNewDrawable");
goto cleanup_surface;
return (count != 0);
}
+static int swrastUpdateBuffer(struct dri2_egl_surface *dri2_surf)
+{
+ if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
+ if (!dri2_surf->buffer && !droid_window_dequeue_buffer(dri2_surf)) {
+ _eglLog(_EGL_WARNING, "failed to dequeue buffer for window");
+ return 1;
+ }
+ dri2_surf->base.Width = dri2_surf->buffer->width;
+ dri2_surf->base.Height = dri2_surf->buffer->height;
+ }
+ return 0;
+}
+
+static void
+swrastGetDrawableInfo(__DRIdrawable * draw,
+ int *x, int *y, int *w, int *h,
+ void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+
+ swrastUpdateBuffer(dri2_surf);
+
+ *x = 0;
+ *y = 0;
+ *w = dri2_surf->base.Width;
+ *h = dri2_surf->base.Height;
+}
+
+static void
+swrastPutImage2(__DRIdrawable * draw, int op,
+ int x, int y, int w, int h, int stride,
+ char *data, void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+ char *dstPtr, *srcPtr;
+ size_t BPerPixel, dstStride, copyWidth, xOffset;
+
+// _eglLog(_EGL_WARNING, "calling swrastPutImage with draw=%p, private=%p, x=%d, y=%d, w=%d, h=%d",
+// draw, loaderPrivate, x, y, w, h);
+
+ if (swrastUpdateBuffer(dri2_surf)) {
+ return;
+ }
+
+ BPerPixel = get_format_bpp(dri2_surf->buffer->format);
+ dstStride = BPerPixel * dri2_surf->buffer->stride;
+ copyWidth = BPerPixel * w;
+ xOffset = BPerPixel * x;
+
+ /* drivers expect we do these checks (and some rely on it) */
+ if (copyWidth > dstStride - xOffset)
+ copyWidth = dstStride - xOffset;
+ if (h > dri2_surf->base.Height - y)
+ h = dri2_surf->base.Height - y;
+
+ if (gr_module->lock(gr_module, dri2_surf->buffer->handle, GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
+ 0, 0, dri2_surf->buffer->width, dri2_surf->buffer->height, (void**)&dstPtr)) {
+ _eglLog(_EGL_WARNING, "can not lock window buffer");
+ return;
+ }
+
+ dstPtr += y * dstStride + xOffset;
+ srcPtr = data;
+
+ for (; h>0; h--) {
+ memcpy(dstPtr, srcPtr, copyWidth);
+ srcPtr += stride;
+ dstPtr += dstStride;
+ }
+
+ if (gr_module->unlock(gr_module, dri2_surf->buffer->handle)) {
+ _eglLog(_EGL_WARNING, "unlock buffer failed");
+ }
+
+ droid_window_enqueue_buffer(dri2_surf);
+}
+
+static void
+swrastPutImage(__DRIdrawable * draw, int op,
+ int x, int y, int w, int h,
+ char *data, void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+ int stride;
+
+ if (swrastUpdateBuffer(dri2_surf)) {
+ return;
+ }
+
+ stride = get_format_bpp(dri2_surf->buffer->format) * w;
+ swrastPutImage2(draw, op, x, y, w, h, stride, data, loaderPrivate);
+}
+
+static void
+swrastGetImage(__DRIdrawable * read,
+ int x, int y, int w, int h,
+ char *data, void *loaderPrivate)
+{
+ struct dri2_egl_surface *dri2_surf = loaderPrivate;
+ size_t BPerPixel, srcStride, copyWidth, xOffset;
+ char *dstPtr, *srcPtr;
+
+ _eglLog(_EGL_WARNING, "calling swrastGetImage with read=%p, private=%p, w=%d, h=%d", read, loaderPrivate, w, h);
+
+ if (swrastUpdateBuffer(dri2_surf)) {
+ _eglLog(_EGL_WARNING, "swrastGetImage failed data unchanged");
+ return;
+ }
+
+ BPerPixel = get_format_bpp(dri2_surf->buffer->format);
+ srcStride = BPerPixel * dri2_surf->buffer->stride;
+ copyWidth = BPerPixel * w;
+ xOffset = BPerPixel * x;
+
+ if (gr_module->lock(gr_module, dri2_surf->buffer->handle, GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
+ 0, 0, dri2_surf->buffer->width, dri2_surf->buffer->height, (void**)&srcPtr)) {
+ _eglLog(_EGL_WARNING, "can not lock window buffer");
+ memset(data, 0, copyWidth * h);
+ return;
+ }
+
+ srcPtr += y * srcStride + xOffset;
+ dstPtr = data;
+
+ for (; h>0; h--) {
+ memcpy(dstPtr, srcPtr, copyWidth);
+ srcPtr += srcStride;
+ dstPtr += copyWidth;
+ }
+
+ if (gr_module->unlock(gr_module, dri2_surf->buffer->handle)) {
+ _eglLog(_EGL_WARNING, "unlock buffer failed");
+ }
+}
+
+static EGLBoolean
+swrast_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);
+
+ dri2_dpy->core->swapBuffers(dri2_surf->dri_drawable);
+
+ return EGL_TRUE;
+}
+
+static _EGLImage *
+swrast_create_image_android_native_buffer(_EGLDisplay *disp, _EGLContext *ctx,
+ struct ANativeWindowBuffer *buf)
+{
+ struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+ struct dri2_egl_image *dri2_img;
+ struct winsys_handle whandle;
+ EGLint format;
+
+ if (ctx != NULL) {
+ /* From the EGL_ANDROID_image_native_buffer spec:
+ *
+ * * If <target> is EGL_NATIVE_BUFFER_ANDROID and <ctx> is not
+ * EGL_NO_CONTEXT, the error EGL_BAD_CONTEXT is generated.
+ */
+ _eglError(EGL_BAD_CONTEXT, "eglCreateEGLImageKHR: for "
+ "EGL_NATIVE_BUFFER_ANDROID, the context must be "
+ "EGL_NO_CONTEXT");
+ return NULL;
+ }
+
+ if (!buf || buf->common.magic != ANDROID_NATIVE_BUFFER_MAGIC ||
+ buf->common.version != sizeof(*buf)) {
+ _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR");
+ return NULL;
+ }
+
+ /* see the table in droid_add_configs_for_visuals */
+ format = get_format(buf->format);
+ if (format < 0)
+ return NULL;
+
+ 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;
+ }
+
+ memset(&whandle, 0, sizeof(whandle));
+ whandle.type = DRM_API_HANDLE_TYPE_BUFFER;
+ whandle.externalBuffer = buf;
+ whandle.stride = buf->stride;
+
+ dri2_img->dri_image =
+ dri2_dpy->swrast->createImageFromWinsys(dri2_dpy->dri_screen,
+ buf->width,
+ buf->height,
+ format,
+ &whandle,
+ 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 *
+swrast_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 swrast_create_image_android_native_buffer(disp, ctx,
+ (struct ANativeWindowBuffer *) buffer);
+ default:
+ return dri2_fallback_create_image_khr(drv, disp, ctx, target, buffer, attr_list);
+ }
+}
+
static int
-droid_open_device(void)
+load_gralloc(void)
{
const hw_module_t *mod;
- int fd = -1, err;
+ int 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);
+ gr_module = (gralloc_module_t *) mod;
+ } else {
+ _eglLog(_EGL_WARNING, "fail to load gralloc");
}
+ return err;
+}
+
+static int
+is_drm_gralloc(void)
+{
+ /* need a cleaner way to distinguish drm_gralloc and gralloc.default */
+ return !!gr_module->perform;
+}
+
+static int
+droid_open_device(void)
+{
+ int fd = -1, err;
+
+ err = gr_module->perform(gr_module, GRALLOC_MODULE_PERFORM_GET_DRM_FD, &fd);
if (err || fd < 0) {
_eglLog(_EGL_WARNING, "fail to get drm fd");
fd = -1;
.flushFrontBuffer = droid_flush_front_buffer,
};
-EGLBoolean
-dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy)
+static EGLBoolean
+dri2_initialize_android_drm(_EGLDriver *drv, _EGLDisplay *dpy)
{
struct dri2_egl_display *dri2_dpy;
const char *err;
return _eglError(EGL_NOT_INITIALIZED, err);
}
+
+/* differs with droid_display_vtbl in create_image, swap_buffers */
+static struct dri2_egl_display_vtbl swrast_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 = swrast_create_image_khr,
+ .swap_interval = dri2_fallback_swap_interval,
+ .swap_buffers = swrast_swap_buffers,
+ .swap_buffers_with_damage = dri2_fallback_swap_buffers_with_damage,
+ .swap_buffers_region = dri2_fallback_swap_buffers_region,
+ .post_sub_buffer = dri2_fallback_post_sub_buffer,
+ .copy_buffers = dri2_fallback_copy_buffers,
+ .query_buffer_age = dri2_fallback_query_buffer_age,
+ .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,
+};
+
+static EGLBoolean
+dri2_initialize_android_swrast(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ struct dri2_egl_display *dri2_dpy;
+ const char *err = "";
+ const hw_module_t *mod;
+
+ _eglSetLogProc(droid_log);
+
+ loader_set_logger(_eglLog);
+
+ dri2_dpy = calloc(1, sizeof(*dri2_dpy));
+ if (!dri2_dpy)
+ return _eglError(EGL_BAD_ALLOC, "eglInitialize");
+
+ dpy->DriverData = (void *) dri2_dpy;
+
+ dri2_dpy->driver_name = strdup("swrast");
+ if (!dri2_load_driver_swrast(dpy)) {
+ err = "DRISW: failed to load swrast driver";
+ goto cleanup_driver_name;
+ }
+
+ dri2_dpy->swrast_loader_extension.base.name = __DRI_SWRAST_LOADER;
+ dri2_dpy->swrast_loader_extension.base.version = 2;
+ dri2_dpy->swrast_loader_extension.getDrawableInfo = swrastGetDrawableInfo;
+ dri2_dpy->swrast_loader_extension.putImage = swrastPutImage;
+ dri2_dpy->swrast_loader_extension.putImage2 = swrastPutImage2;
+ dri2_dpy->swrast_loader_extension.getImage = swrastGetImage;
+
+ dri2_dpy->extensions[0] = &dri2_dpy->swrast_loader_extension.base;
+ dri2_dpy->extensions[1] = &image_lookup_extension.base;
+ dri2_dpy->extensions[2] = NULL;
+
+ if (!dri2_create_screen(dpy)) {
+ err = "DRISW: failed to create screen";
+ goto cleanup_driver;
+ }
+
+ if (!droid_add_configs_for_visuals(drv, dpy)) {
+ err = "DRISW: failed to add configs";
+ goto cleanup_screen;
+ }
+
+ dpy->Extensions.ANDROID_framebuffer_target = EGL_TRUE;
+ dpy->Extensions.ANDROID_image_native_buffer = EGL_TRUE;
+ dpy->Extensions.ANDROID_recordable = EGL_TRUE;
+ dpy->Extensions.KHR_image_base = EGL_TRUE;
+
+ /* Fill vtbl last to prevent accidentally calling virtual function during
+ * initialization.
+ */
+ dri2_dpy->vtbl = &swrast_display_vtbl;
+
+ 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);
+ free(dri2_dpy);
+
+ return _eglError(EGL_NOT_INITIALIZED, err);
+}
+
+EGLBoolean
+dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy)
+{
+ EGLBoolean initialized = EGL_TRUE;
+
+ if (load_gralloc()) {
+ return EGL_FALSE;
+ }
+
+ int droid_hw_accel = (getenv("LIBGL_ALWAYS_SOFTWARE") == NULL) && is_drm_gralloc();
+
+ if (droid_hw_accel) {
+ if (!dri2_initialize_android_drm(drv, dpy)) {
+ initialized = dri2_initialize_android_swrast(drv, dpy);
+ if (initialized) {
+ _eglLog(_EGL_INFO, "Android: Fallback to software renderer");
+ }
+ }
+ } else {
+ initialized = dri2_initialize_android_swrast(drv, dpy);
+ }
+
+ return initialized;
+}
#include "util/u_memory.h"
#include "state_tracker/sw_winsys.h"
+#include "state_tracker/drm_driver.h"
#include "dri_sw_winsys.h"
+#ifdef HAVE_ANDROID_PLATFORM
+#include <system/graphics.h>
+#include <system/window.h>
+#include <hardware/gralloc.h>
+#endif
struct dri_sw_displaytarget
{
unsigned stride;
unsigned map_flags;
+#ifdef HAVE_ANDROID_PLATFORM
+ struct ANativeWindowBuffer *androidBuffer;
+#endif
void *data;
void *mapped;
const void *front_private;
};
+#ifdef HAVE_ANDROID_PLATFORM
+const struct gralloc_module_t* get_gralloc()
+{
+ static const struct gralloc_module_t* gr_module = NULL;
+ const hw_module_t *mod;
+ int err;
+
+ if (!gr_module) {
+ err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &mod);
+ if (!err) {
+ gr_module = (gralloc_module_t *) mod;
+ }
+ }
+ return gr_module;
+}
+#endif
+
struct dri_sw_winsys
{
struct sw_winsys base;
{
struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+#ifdef HAVE_ANDROID_PLATFORM
+ if (dri_sw_dt->androidBuffer) {
+ dri_sw_dt->androidBuffer->common.decRef(&dri_sw_dt->androidBuffer->common);
+ }
+#endif
+
align_free(dri_sw_dt->data);
FREE(dri_sw_dt);
unsigned flags)
{
struct dri_sw_displaytarget *dri_sw_dt = dri_sw_displaytarget(dt);
+#ifdef HAVE_ANDROID_PLATFORM
+ if (dri_sw_dt->androidBuffer) {
+ if (!get_gralloc()->lock(get_gralloc(), dri_sw_dt->androidBuffer->handle,
+ GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
+ 0, 0, dri_sw_dt->androidBuffer->width, dri_sw_dt->androidBuffer->height,
+ (void**)&dri_sw_dt->mapped)) {
+ dri_sw_dt->map_flags = flags;
+ return dri_sw_dt->mapped;
+ }
+ }
+#endif
dri_sw_dt->mapped = dri_sw_dt->data;
if (dri_sw_dt->front_private && (flags & PIPE_TRANSFER_READ)) {
dri_sw_ws->lf->put_image2((void *)dri_sw_dt->front_private, dri_sw_dt->data, 0, 0, dri_sw_dt->width, dri_sw_dt->height, dri_sw_dt->stride);
}
dri_sw_dt->map_flags = 0;
+#ifdef HAVE_ANDROID_PLATFORM
+ if (dri_sw_dt->androidBuffer) {
+ get_gralloc()->unlock(get_gralloc(), dri_sw_dt->androidBuffer->handle);
+ }
+#endif
dri_sw_dt->mapped = NULL;
}
struct winsys_handle *whandle,
unsigned *stride)
{
+#ifdef HAVE_ANDROID_PLATFORM
+ struct dri_sw_displaytarget *dri_sw_dt;
+
+ if (whandle->type == DRM_API_HANDLE_TYPE_BUFFER) {
+ dri_sw_dt = CALLOC_STRUCT(dri_sw_displaytarget);
+ dri_sw_dt->width = templ->width0;
+ dri_sw_dt->height = templ->height0;
+ dri_sw_dt->androidBuffer = whandle->externalBuffer;
+ dri_sw_dt->stride = whandle->stride;
+
+ dri_sw_dt->androidBuffer->common.incRef(&dri_sw_dt->androidBuffer->common);
+ *stride = dri_sw_dt->stride;
+
+ return dri_sw_dt;
+ }
+#endif
assert(0);
return NULL;
}
OSDN Git Service
