egl: inline fallback for post_sub_buffer
[mesa.git] / src / egl / drivers / dri2 / platform_android.c
index b80c075801a1b7ce0be507d58bd0c45ec9268ef0..021c6546055fb8bf9ac50702f14ccb2ce9892321 100644 (file)
@@ -37,6 +37,9 @@
 #include <stdio.h>
 #include <sync/sync.h>
 #include <sys/types.h>
+#include <drm-uapi/drm_fourcc.h>
+
+#include "util/os_file.h"
 
 #include "loader.h"
 #include "egl_dri2.h"
@@ -120,6 +123,7 @@ get_format_bpp(int native)
        */
    case HAL_PIXEL_FORMAT_RGBX_8888:
    case HAL_PIXEL_FORMAT_BGRA_8888:
+   case HAL_PIXEL_FORMAT_RGBA_1010102:
       bpp = 4;
       break;
    case HAL_PIXEL_FORMAT_RGB_565:
@@ -147,31 +151,13 @@ static int get_fourcc(int native)
        */
    case HAL_PIXEL_FORMAT_RGBX_8888: return DRM_FORMAT_XBGR8888;
    case HAL_PIXEL_FORMAT_RGBA_FP16: return DRM_FORMAT_ABGR16161616F;
+   case HAL_PIXEL_FORMAT_RGBA_1010102: return DRM_FORMAT_ABGR2101010;
    default:
       _eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", native);
    }
    return -1;
 }
 
-static int get_format(int format)
-{
-   switch (format) {
-   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_RGBA_FP16: return __DRI_IMAGE_FORMAT_ABGR16161616F;
-   default:
-      _eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", format);
-   }
-   return -1;
-}
-
 /* returns # of fds, and by reference the actual fds */
 static unsigned
 get_native_buffer_fds(struct ANativeWindowBuffer *buf, int fds[3])
@@ -236,8 +222,6 @@ droid_window_dequeue_buffer(struct dri2_egl_surface *dri2_surf)
         close(fence_fd);
    }
 
-   dri2_surf->buffer->common.incRef(&dri2_surf->buffer->common);
-
    /* Record all the buffers created by ANativeWindow and update back buffer
     * for updating buffer's age in swap_buffers.
     */
@@ -294,7 +278,6 @@ droid_window_enqueue_buffer(_EGLDisplay *disp, struct dri2_egl_surface *dri2_sur
    dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer,
                                   fence_fd);
 
-   dri2_surf->buffer->common.decRef(&dri2_surf->buffer->common);
    dri2_surf->buffer = NULL;
    dri2_surf->back = NULL;
 
@@ -317,6 +300,7 @@ droid_window_cancel_buffer(struct dri2_egl_surface *dri2_surf)
    dri2_surf->out_fence_fd = -1;
    ret = dri2_surf->window->cancelBuffer(dri2_surf->window,
                                          dri2_surf->buffer, fence_fd);
+   dri2_surf->buffer = NULL;
    if (ret < 0) {
       _eglLog(_EGL_WARNING, "ANativeWindow::cancelBuffer failed");
       dri2_surf->base.Lost = EGL_TRUE;
@@ -327,7 +311,6 @@ static bool
 droid_set_shared_buffer_mode(_EGLDisplay *disp, _EGLSurface *surf, bool mode)
 {
 #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;
 
@@ -373,6 +356,10 @@ droid_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
    if (type == EGL_WINDOW_BIT) {
       int format;
       int buffer_count;
+      int min_buffer_count, max_buffer_count;
+
+      /* Prefer triple buffering for performance reasons. */
+      const int preferred_buffer_count = 3;
 
       if (window->common.magic != ANDROID_NATIVE_WINDOW_MAGIC) {
          _eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
@@ -383,25 +370,41 @@ droid_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
          goto cleanup_surface;
       }
 
-      /* Query ANativeWindow for MIN_UNDEQUEUED_BUFFER, set buffer count
-       * and allocate color_buffers.
+      /* Query ANativeWindow for MIN_UNDEQUEUED_BUFFER, minimum amount
+       * of undequeued buffers.
        */
       if (window->query(window, NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
-                        &buffer_count)) {
+                        &min_buffer_count)) {
          _eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
          goto cleanup_surface;
       }
-      if (native_window_set_buffer_count(window, buffer_count+1)) {
+
+      /* Query for maximum buffer count, application can set this
+       * to limit the total amount of buffers.
+       */
+      if (window->query(window, NATIVE_WINDOW_MAX_BUFFER_COUNT,
+                        &max_buffer_count)) {
          _eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
          goto cleanup_surface;
       }
-      dri2_surf->color_buffers = calloc(buffer_count+1,
+
+      /* Clamp preferred between minimum (min undequeued + 1 dequeued)
+       * and maximum.
+       */
+      buffer_count = CLAMP(preferred_buffer_count, min_buffer_count + 1,
+                           max_buffer_count);
+
+      if (native_window_set_buffer_count(window, buffer_count)) {
+         _eglError(EGL_BAD_NATIVE_WINDOW, "droid_create_surface");
+         goto cleanup_surface;
+      }
+      dri2_surf->color_buffers = calloc(buffer_count,
                                         sizeof(*dri2_surf->color_buffers));
       if (!dri2_surf->color_buffers) {
          _eglError(EGL_BAD_ALLOC, "droid_create_surface");
          goto cleanup_surface;
       }
-      dri2_surf->color_buffers_count = buffer_count+1;
+      dri2_surf->color_buffers_count = buffer_count;
 
       if (format != dri2_conf->base.NativeVisualID) {
          _eglLog(_EGL_WARNING, "Native format mismatch: 0x%x != 0x%x",
@@ -410,6 +413,11 @@ droid_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
 
       window->query(window, NATIVE_WINDOW_WIDTH, &dri2_surf->base.Width);
       window->query(window, NATIVE_WINDOW_HEIGHT, &dri2_surf->base.Height);
+
+      uint32_t usage = strcmp(dri2_dpy->driver_name, "kms_swrast") == 0
+            ? GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN
+            : GRALLOC_USAGE_HW_RENDER;
+      native_window_set_usage(window, usage);
    }
 
    config = dri2_get_dri_config(dri2_conf, type,
@@ -933,6 +941,26 @@ droid_create_image_from_prime_fds(_EGLDisplay *disp, _EGLContext *ctx,
 }
 
 #ifdef HAVE_DRM_GRALLOC
+static int get_format(int format)
+{
+   switch (format) {
+   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_RGBA_FP16: return __DRI_IMAGE_FORMAT_ABGR16161616F;
+   case HAL_PIXEL_FORMAT_RGBA_1010102: return __DRI_IMAGE_FORMAT_ABGR2101010;
+   default:
+      _eglLog(_EGL_WARNING, "unsupported native buffer format 0x%x", format);
+   }
+   return -1;
+}
+
 static _EGLImage *
 droid_create_image_from_name(_EGLDisplay *disp, _EGLContext *ctx,
                              struct ANativeWindowBuffer *buf)
@@ -1162,6 +1190,9 @@ droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp)
       { HAL_PIXEL_FORMAT_RGBA_8888, { 0, 8, 16, 24 }, { 8, 8, 8, 8 } },
       { HAL_PIXEL_FORMAT_RGBX_8888, { 0, 8, 16, -1 }, { 8, 8, 8, 0 } },
       { HAL_PIXEL_FORMAT_RGB_565,   { 11, 5, 0, -1 }, { 5, 6, 5, 0 } },
+      /* This must be after HAL_PIXEL_FORMAT_RGBA_8888, we only keep BGRA
+       * visual if it turns out RGBA visual is not available.
+       */
       { HAL_PIXEL_FORMAT_BGRA_8888, { 16, 8, 0, 24 }, { 8, 8, 8, 8 } },
    };
 
@@ -1186,7 +1217,13 @@ droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp)
     * (chadversary) testing on Android Nougat, this was good enough to pacify
     * the buggy clients.
     */
+   bool has_rgba = false;
    for (int i = 0; i < ARRAY_SIZE(visuals); i++) {
+      /* Only enable BGRA configs when RGBA is not available. BGRA configs are
+       * buggy on stock Android.
+       */
+      if (visuals[i].format == HAL_PIXEL_FORMAT_BGRA_8888 && has_rgba)
+         continue;
       for (int j = 0; dri2_dpy->driver_configs[j]; j++) {
          const EGLint surface_type = EGL_WINDOW_BIT | EGL_PBUFFER_BIT;
 
@@ -1208,6 +1245,8 @@ droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp)
             format_count[i]++;
          }
       }
+      if (visuals[i].format == HAL_PIXEL_FORMAT_RGBA_8888 && format_count[i])
+         has_rgba = true;
    }
 
    for (int i = 0; i < ARRAY_SIZE(format_count); i++) {
@@ -1223,15 +1262,11 @@ droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp)
 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_buffers = droid_swap_buffers,
-   .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,
-   .post_sub_buffer = dri2_fallback_post_sub_buffer,
    .copy_buffers = dri2_fallback_copy_buffers,
    .query_buffer_age = droid_query_buffer_age,
    .query_surface = droid_query_surface,
@@ -1468,7 +1503,7 @@ droid_open_device(_EGLDisplay *disp, bool swrast)
       return EGL_FALSE;
    }
 
-   dri2_dpy->fd = fcntl(fd, F_DUPFD_CLOEXEC, 3);
+   dri2_dpy->fd = os_dupfd_cloexec(fd);
    if (dri2_dpy->fd < 0)
       return EGL_FALSE;
 
@@ -1612,7 +1647,20 @@ dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *disp)
    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;
+
+   /* Querying buffer age requires a buffer to be dequeued.  Without
+    * EGL_ANDROID_native_fence_sync, dequeue might call eglClientWaitSync and
+    * result in a deadlock (the lock is already held by eglQuerySurface).
+    */
+   if (disp->Extensions.ANDROID_native_fence_sync) {
+      disp->Extensions.EXT_buffer_age = EGL_TRUE;
+   } else {
+      /* disable KHR_partial_update that might have been enabled in
+       * dri2_setup_screen
+       */
+      disp->Extensions.KHR_partial_update = EGL_FALSE;
+   }
+
    disp->Extensions.KHR_image = EGL_TRUE;
 #if ANDROID_API_LEVEL >= 24
    if (dri2_dpy->mutable_render_buffer &&