egl: drop unused _EGLDriver from QuerySurface()
[mesa.git] / src / egl / drivers / dri2 / platform_android.c
index 35d40e567dc652e684d82d0369361ab64cfb1e6b..0519b7438d59f2a91afc1b623ae4c59368b51763 100644 (file)
 #include <sys/types.h>
 #include <drm-uapi/drm_fourcc.h>
 
+#include "util/os_file.h"
+
 #include "loader.h"
 #include "egl_dri2.h"
-#include "egl_dri2_fallbacks.h"
 
 #ifdef HAVE_DRM_GRALLOC
 #include <gralloc_drm_handle.h>
@@ -156,26 +157,6 @@ static int get_fourcc(int 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;
-   case HAL_PIXEL_FORMAT_RGBA_1010102: return __DRI_IMAGE_FORMAT_ABGR2101010;
-   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])
@@ -240,8 +221,6 @@ 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.
     */
@@ -298,7 +277,6 @@ 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;
 
@@ -321,6 +299,7 @@ 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;
@@ -331,7 +310,6 @@ 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;
 
@@ -354,9 +332,8 @@ droid_set_shared_buffer_mode(_EGLDisplay *disp, _EGLSurface *surf, bool mode)
 }
 
 static _EGLSurface *
-droid_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
-                   _EGLConfig *conf, void *native_window,
-                   const EGLint *attrib_list)
+droid_create_surface(_EGLDisplay *disp, EGLint type, _EGLConfig *conf,
+                     void *native_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);
@@ -377,6 +354,10 @@ 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");
@@ -387,25 +368,41 @@ 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;
+      }
+
+      /* 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+1,
+      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",
@@ -414,6 +411,11 @@ 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,
@@ -442,24 +444,23 @@ cleanup_surface:
 }
 
 static _EGLSurface *
-droid_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp,
-                            _EGLConfig *conf, void *native_window,
-                            const EGLint *attrib_list)
+droid_create_window_surface(_EGLDisplay *disp, _EGLConfig *conf,
+                            void *native_window, const EGLint *attrib_list)
 {
-   return droid_create_surface(drv, disp, EGL_WINDOW_BIT, conf,
+   return droid_create_surface(disp, EGL_WINDOW_BIT, conf,
                                native_window, attrib_list);
 }
 
 static _EGLSurface *
-droid_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp,
-                           _EGLConfig *conf, const EGLint *attrib_list)
+droid_create_pbuffer_surface(_EGLDisplay *disp, _EGLConfig *conf,
+                             const EGLint *attrib_list)
 {
-   return droid_create_surface(drv, disp, EGL_PBUFFER_BIT, conf,
-                             NULL, attrib_list);
+   return droid_create_surface(disp, EGL_PBUFFER_BIT, conf,
+                               NULL, attrib_list);
 }
 
 static EGLBoolean
-droid_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
+droid_destroy_surface(_EGLDisplay *disp, _EGLSurface *surf)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
@@ -495,7 +496,7 @@ droid_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
 }
 
 static EGLBoolean
-droid_swap_interval(_EGLDriver *drv, _EGLDisplay *disp,
+droid_swap_interval(const _EGLDriver *drv, _EGLDisplay *disp,
                    _EGLSurface *surf, EGLint interval)
 {
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
@@ -698,7 +699,7 @@ droid_image_get_buffers(__DRIdrawable *driDrawable,
 }
 
 static EGLint
-droid_query_buffer_age(_EGLDriver *drv,
+droid_query_buffer_age(const _EGLDriver *drv,
                           _EGLDisplay *disp, _EGLSurface *surface)
 {
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surface);
@@ -712,7 +713,7 @@ droid_query_buffer_age(_EGLDriver *drv,
 }
 
 static EGLBoolean
-droid_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
+droid_swap_buffers(const _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);
@@ -937,6 +938,26 @@ 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)
@@ -983,7 +1004,7 @@ droid_create_image_from_name(_EGLDisplay *disp, _EGLContext *ctx,
 #endif /* HAVE_DRM_GRALLOC */
 
 static EGLBoolean
-droid_query_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
+droid_query_surface(_EGLDisplay *disp, _EGLSurface *surf,
                     EGLint attribute, EGLint *value)
 {
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
@@ -1005,7 +1026,7 @@ droid_query_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
       default:
          break;
    }
-   return _eglQuerySurface(drv, disp, surf, attribute, value);
+   return _eglQuerySurface(disp, surf, attribute, value);
 }
 
 static _EGLImage *
@@ -1046,7 +1067,7 @@ dri2_create_image_android_native_buffer(_EGLDisplay *disp,
 }
 
 static _EGLImage *
-droid_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
+droid_create_image_khr(const _EGLDriver *drv, _EGLDisplay *disp,
                       _EGLContext *ctx, EGLenum target,
                       EGLClientBuffer buffer, const EGLint *attr_list)
 {
@@ -1155,7 +1176,7 @@ droid_get_capability(void *loaderPrivate, enum dri_loader_cap cap)
 }
 
 static EGLBoolean
-droid_add_configs_for_visuals(_EGLDriver *drv, _EGLDisplay *disp)
+droid_add_configs_for_visuals(_EGLDisplay *disp)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    static const struct {
@@ -1238,20 +1259,13 @@ 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,
-   .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,
 };
@@ -1372,8 +1386,7 @@ static const __DRIextension *droid_image_loader_extensions[] = {
 static EGLBoolean
 droid_load_driver(_EGLDisplay *disp, bool swrast)
 {
-   struct dri2_egl_display *dri2_dpy = disp->DriverData;
-   const char *err;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
 
    dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd);
    if (dri2_dpy->driver_name == NULL)
@@ -1385,7 +1398,6 @@ droid_load_driver(_EGLDisplay *disp, bool swrast)
     * systems.) */
    dri2_dpy->loader_extensions = droid_dri2_loader_extensions;
    if (!dri2_load_driver(disp)) {
-      err = "DRI2: failed to load driver";
       goto error;
    }
 #else
@@ -1399,14 +1411,12 @@ droid_load_driver(_EGLDisplay *disp, bool swrast)
          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
@@ -1483,7 +1493,7 @@ 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;
 
@@ -1572,7 +1582,7 @@ droid_open_device(_EGLDisplay *disp, bool swrast)
 #endif
 
 EGLBoolean
-dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *disp)
+dri2_initialize_android(_EGLDisplay *disp)
 {
    _EGLDevice *dev;
    bool device_opened = false;
@@ -1627,7 +1637,20 @@ 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 &&
@@ -1639,7 +1662,7 @@ dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *disp)
    /* 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)) {
+   if (!droid_add_configs_for_visuals(disp)) {
       err = "DRI2: failed to add configs";
       goto cleanup;
    }