+++ /dev/null
-/*
- * Copyright © 2011 Benjamin Franzke
- * Copyright © 2010 Intel Corporation
- * Copyright © 2014 Collabora Ltd.
- *
- * 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 (including the
- * next paragraph) 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 "config.h"
-#include "simple-dmabuf-drm-data.h"
-
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdbool.h>
-#include <assert.h>
-#include <unistd.h>
-#include <sys/mman.h>
-#include <signal.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <errno.h>
-
-#include <xf86drm.h>
-
-#ifdef HAVE_LIBDRM_INTEL
-#include <i915_drm.h>
-#include <intel_bufmgr.h>
-#endif
-#ifdef HAVE_LIBDRM_FREEDRENO
-#include <freedreno/freedreno_drmif.h>
-#endif
-#ifdef HAVE_LIBDRM_ETNAVIV
-#include <etnaviv_drmif.h>
-#endif
-#include <drm_fourcc.h>
-
-#include <wayland-client.h>
-#include <libweston/zalloc.h>
-#include "xdg-shell-client-protocol.h"
-#include "fullscreen-shell-unstable-v1-client-protocol.h"
-#include "linux-dmabuf-unstable-v1-client-protocol.h"
-#include "weston-direct-display-client-protocol.h"
-
-#ifndef DRM_FORMAT_MOD_LINEAR
-#define DRM_FORMAT_MOD_LINEAR 0
-#endif
-
-struct buffer;
-
-/* Possible options that affect the displayed image */
-#define OPT_Y_INVERTED 1 /* contents has y axis inverted */
-#define OPT_IMMEDIATE 2 /* create wl_buffer immediately */
-#define OPT_DIRECT_DISPLAY 4 /* attempt to pass the dmabuf
- directly to the display controller */
-
-#define ALIGN(v, a) ((v + a - 1) & ~(a - 1))
-
-struct display {
- struct wl_display *display;
- struct wl_registry *registry;
- struct wl_compositor *compositor;
- struct xdg_wm_base *wm_base;
- struct zwp_fullscreen_shell_v1 *fshell;
- struct zwp_linux_dmabuf_v1 *dmabuf;
- struct weston_direct_display_v1 *direct_display;
- int xrgb8888_format_found;
- int nv12_format_found;
- uint64_t nv12_modifier;
- int req_dmabuf_immediate;
-};
-
-struct drm_device {
- int fd;
- char *name;
-
- int (*alloc_bo)(struct buffer *buf);
- void (*free_bo)(struct buffer *buf);
- int (*export_bo_to_prime)(struct buffer *buf);
- int (*map_bo)(struct buffer *buf);
- void (*unmap_bo)(struct buffer *buf);
- void (*device_destroy)(struct buffer *buf);
-};
-
-struct buffer {
- struct wl_buffer *buffer;
- int busy;
-
- struct drm_device *dev;
- int drm_fd;
-
-#ifdef HAVE_LIBDRM_INTEL
- drm_intel_bufmgr *bufmgr;
- drm_intel_bo *intel_bo;
-#endif /* HAVE_LIBDRM_INTEL */
-#if HAVE_LIBDRM_FREEDRENO
- struct fd_device *fd_dev;
- struct fd_bo *fd_bo;
-#endif /* HAVE_LIBDRM_FREEDRENO */
-#if HAVE_LIBDRM_ETNAVIV
- struct etna_device *etna_dev;
- struct etna_bo *etna_bo;
-#endif /* HAVE_LIBDRM_ETNAVIV */
-
- uint32_t gem_handle;
- int dmabuf_fd;
- uint8_t *mmap;
-
- int width;
- int height;
- int bpp;
- unsigned long stride;
- int format;
-};
-
-#define NUM_BUFFERS 3
-
-struct window {
- struct display *display;
- int width, height;
- struct wl_surface *surface;
- struct xdg_surface *xdg_surface;
- struct xdg_toplevel *xdg_toplevel;
- struct buffer buffers[NUM_BUFFERS];
- struct buffer *prev_buffer;
- struct wl_callback *callback;
- bool initialized;
- bool wait_for_configure;
-};
-
-static int running = 1;
-
-static void
-redraw(void *data, struct wl_callback *callback, uint32_t time);
-
-static void
-buffer_release(void *data, struct wl_buffer *buffer)
-{
- struct buffer *mybuf = data;
-
- mybuf->busy = 0;
-}
-
-static const struct wl_buffer_listener buffer_listener = {
- buffer_release
-};
-
-
-#ifdef HAVE_LIBDRM_INTEL
-static int
-intel_alloc_bo(struct buffer *my_buf)
-{
- /* XXX: try different tiling modes for testing FB modifiers. */
- uint32_t tiling = I915_TILING_NONE;
-
- assert(my_buf->bufmgr);
-
- my_buf->intel_bo = drm_intel_bo_alloc_tiled(my_buf->bufmgr, "test",
- my_buf->width, my_buf->height,
- (my_buf->bpp / 8), &tiling,
- &my_buf->stride, 0);
-
- printf("buffer allocated w %d, h %d, stride %lu, size %lu\n",
- my_buf->width, my_buf->height, my_buf->stride, my_buf->intel_bo->size);
-
- if (!my_buf->intel_bo)
- return 0;
-
- if (tiling != I915_TILING_NONE)
- return 0;
-
- return 1;
-}
-
-static void
-intel_free_bo(struct buffer *my_buf)
-{
- drm_intel_bo_unreference(my_buf->intel_bo);
-}
-
-static int
-intel_map_bo(struct buffer *my_buf)
-{
- if (drm_intel_gem_bo_map_gtt(my_buf->intel_bo) != 0)
- return 0;
-
- my_buf->mmap = my_buf->intel_bo->virtual;
-
- return 1;
-}
-
-static int
-intel_bo_export_to_prime(struct buffer *buffer)
-{
- return drm_intel_bo_gem_export_to_prime(buffer->intel_bo, &buffer->dmabuf_fd);
-}
-
-static void
-intel_unmap_bo(struct buffer *my_buf)
-{
- drm_intel_gem_bo_unmap_gtt(my_buf->intel_bo);
-}
-
-static void
-intel_device_destroy(struct buffer *my_buf)
-{
- drm_intel_bufmgr_destroy(my_buf->bufmgr);
-}
-
-#endif /* HAVE_LIBDRM_INTEL */
-#ifdef HAVE_LIBDRM_FREEDRENO
-
-static int
-fd_alloc_bo(struct buffer *buf)
-{
- int flags = DRM_FREEDRENO_GEM_CACHE_WCOMBINE;
- int size;
-
- buf->fd_dev = fd_device_new(buf->drm_fd);
- buf->stride = ALIGN(buf->width, 32) * buf->bpp / 8;
- size = buf->stride * buf->height;
- buf->fd_dev = fd_device_new(buf->drm_fd);
- buf->fd_bo = fd_bo_new(buf->fd_dev, size, flags);
-
- if (!buf->fd_bo)
- return 0;
- return 1;
-}
-
-static void
-fd_free_bo(struct buffer *buf)
-{
- fd_bo_del(buf->fd_bo);
-}
-
-static int
-fd_bo_export_to_prime(struct buffer *buf)
-{
- buf->dmabuf_fd = fd_bo_dmabuf(buf->fd_bo);
- return buf->dmabuf_fd < 0;
-}
-
-static int
-fd_map_bo(struct buffer *buf)
-{
- buf->mmap = fd_bo_map(buf->fd_bo);
- return buf->mmap != NULL;
-}
-
-static void
-fd_unmap_bo(struct buffer *buf)
-{
-}
-
-static void
-fd_device_destroy(struct buffer *buf)
-{
- fd_device_del(buf->fd_dev);
-}
-#endif /* HAVE_LIBDRM_FREEDRENO */
-#ifdef HAVE_LIBDRM_ETNAVIV
-
-static int
-etna_alloc_bo(struct buffer *buf)
-{
- int flags = DRM_ETNA_GEM_CACHE_WC;
- int size;
-
- buf->stride = ALIGN(buf->width, 32) * buf->bpp / 8;
- size = buf->stride * buf->height;
- buf->etna_dev = etna_device_new(buf->drm_fd);
- buf->etna_bo = etna_bo_new(buf->etna_dev, size, flags);
-
- return buf->etna_bo != NULL;
-}
-
-static void
-etna_free_bo(struct buffer *buf)
-{
- etna_bo_del(buf->etna_bo);
-}
-
-static int
-etna_bo_export_to_prime(struct buffer *buf)
-{
- buf->dmabuf_fd = etna_bo_dmabuf(buf->etna_bo);
- return buf->dmabuf_fd < 0;
-}
-
-static int
-etna_map_bo(struct buffer *buf)
-{
- buf->mmap = etna_bo_map(buf->etna_bo);
- return buf->mmap != NULL;
-}
-
-static void
-etna_unmap_bo(struct buffer *buf)
-{
- if (munmap(buf->mmap, buf->stride * buf->height) < 0)
- fprintf(stderr, "Failed to unmap buffer: %s", strerror(errno));
- buf->mmap = NULL;
-}
-
-static void
-etna_device_destroy(struct buffer *buf)
-{
- etna_device_del(buf->etna_dev);
-}
-#endif /* HAVE_LIBDRM_ENTAVIV */
-
-static void
-fill_content(struct buffer *my_buf, uint64_t modifier)
-{
- int x = 0, y = 0;
- uint32_t *pix;
-
- assert(my_buf->mmap);
-
- if (my_buf->format == DRM_FORMAT_NV12) {
- if (modifier == DRM_FORMAT_MOD_SAMSUNG_64_32_TILE) {
- pix = (uint32_t *) my_buf->mmap;
- for (y = 0; y < my_buf->height; y++)
- memcpy(&pix[y * my_buf->width / 4],
- &nv12_tiled[my_buf->width * y / 4],
- my_buf->width);
- }
- else if (modifier == DRM_FORMAT_MOD_LINEAR) {
- uint8_t *pix8;
- /* first plane: Y (2/3 of the buffer) */
- for (y = 0; y < my_buf->height * 2/3; y++) {
- pix8 = my_buf->mmap + y * my_buf->stride;
- for (x = 0; x < my_buf->width; x++)
- *pix8++ = x % 0xff;
- }
- /* second plane (CbCr) is half the size of Y
- plane (last 1/3 of the buffer) */
- for (y = my_buf->height * 2/3; y < my_buf->height; y++) {
- pix8 = my_buf->mmap + y * my_buf->stride;
- for (x = 0; x < my_buf->width; x+=2) {
- *pix8++ = x % 256;
- *pix8++ = y % 256;
- }
- }
- }
- }
- else {
- for (y = 0; y < my_buf->height; y++) {
- pix = (uint32_t *)(my_buf->mmap + y * my_buf->stride);
- for (x = 0; x < my_buf->width; x++)
- *pix++ = (0xff << 24) | ((x % 256) << 16) |
- ((y % 256) << 8) | 0xf0;
- }
- }
-}
-
-static void
-drm_device_destroy(struct buffer *buf)
-{
- buf->dev->device_destroy(buf);
- close(buf->drm_fd);
-}
-
-static int
-drm_device_init(struct buffer *buf)
-{
- struct drm_device *dev = calloc(1, sizeof(struct drm_device));
-
- drmVersionPtr version = drmGetVersion(buf->drm_fd);
-
- dev->fd = buf->drm_fd;
- dev->name = strdup(version->name);
- if (0) {
- /* nothing */
- }
-#ifdef HAVE_LIBDRM_INTEL
- else if (!strcmp(dev->name, "i915")) {
- buf->bufmgr = drm_intel_bufmgr_gem_init(buf->drm_fd, 32);
- if (!buf->bufmgr) {
- free(dev->name);
- free(dev);
- return 0;
- }
- dev->alloc_bo = intel_alloc_bo;
- dev->free_bo = intel_free_bo;
- dev->export_bo_to_prime = intel_bo_export_to_prime;
- dev->map_bo = intel_map_bo;
- dev->unmap_bo = intel_unmap_bo;
- dev->device_destroy = intel_device_destroy;
- }
-#endif
-#ifdef HAVE_LIBDRM_FREEDRENO
- else if (!strcmp(dev->name, "msm")) {
- dev->alloc_bo = fd_alloc_bo;
- dev->free_bo = fd_free_bo;
- dev->export_bo_to_prime = fd_bo_export_to_prime;
- dev->map_bo = fd_map_bo;
- dev->unmap_bo = fd_unmap_bo;
- dev->device_destroy = fd_device_destroy;
- }
-#endif
-#ifdef HAVE_LIBDRM_ETNAVIV
- else if (!strcmp(dev->name, "etnaviv")) {
- dev->alloc_bo = etna_alloc_bo;
- dev->free_bo = etna_free_bo;
- dev->export_bo_to_prime = etna_bo_export_to_prime;
- dev->map_bo = etna_map_bo;
- dev->unmap_bo = etna_unmap_bo;
- dev->device_destroy = etna_device_destroy;
- }
-#endif
- else {
- fprintf(stderr, "Error: drm device %s unsupported.\n",
- dev->name);
- free(dev->name);
- free(dev);
- return 0;
- }
- buf->dev = dev;
- return 1;
-}
-
-static int
-drm_connect(struct buffer *my_buf)
-{
- /* This won't work with card0 as we need to be authenticated; instead,
- * boot with drm.rnodes=1 and use that. */
- my_buf->drm_fd = open("/dev/dri/renderD128", O_RDWR);
- if (my_buf->drm_fd < 0)
- return 0;
-
- return drm_device_init(my_buf);
-}
-
-static void
-drm_shutdown(struct buffer *my_buf)
-{
- drm_device_destroy(my_buf);
-}
-
-
-static void
-create_succeeded(void *data,
- struct zwp_linux_buffer_params_v1 *params,
- struct wl_buffer *new_buffer)
-{
- struct buffer *buffer = data;
-
- buffer->buffer = new_buffer;
- wl_buffer_add_listener(buffer->buffer, &buffer_listener, buffer);
-
- zwp_linux_buffer_params_v1_destroy(params);
-}
-
-static void
-create_failed(void *data, struct zwp_linux_buffer_params_v1 *params)
-{
- struct buffer *buffer = data;
-
- buffer->buffer = NULL;
- running = 0;
-
- zwp_linux_buffer_params_v1_destroy(params);
-
- fprintf(stderr, "Error: zwp_linux_buffer_params.create failed.\n");
-}
-
-static const struct zwp_linux_buffer_params_v1_listener params_listener = {
- create_succeeded,
- create_failed
-};
-
-static int
-create_dmabuf_buffer(struct display *display, struct buffer *buffer,
- int width, int height, int format, uint32_t opts)
-{
- struct zwp_linux_buffer_params_v1 *params;
- uint64_t modifier = 0;
- uint32_t flags = 0;
- struct drm_device *drm_dev;
-
- if (!drm_connect(buffer)) {
- fprintf(stderr, "drm_connect failed\n");
- goto error;
- }
- drm_dev = buffer->dev;
-
- buffer->width = width;
- switch (format) {
- case DRM_FORMAT_NV12:
- /* adjust height for allocation of NV12 Y and UV planes */
- buffer->height = height * 3 / 2;
- buffer->bpp = 8;
- modifier = display->nv12_modifier;
- break;
- default:
- buffer->height = height;
- buffer->bpp = 32;
- }
- buffer->format = format;
-
- if (!drm_dev->alloc_bo(buffer)) {
- fprintf(stderr, "alloc_bo failed\n");
- goto error1;
- }
-
- if (!drm_dev->map_bo(buffer)) {
- fprintf(stderr, "map_bo failed\n");
- goto error2;
- }
- fill_content(buffer, modifier);
- drm_dev->unmap_bo(buffer);
-
- if (drm_dev->export_bo_to_prime(buffer) != 0) {
- fprintf(stderr, "gem_export_to_prime failed\n");
- goto error2;
- }
- if (buffer->dmabuf_fd < 0) {
- fprintf(stderr, "error: dmabuf_fd < 0\n");
- goto error2;
- }
-
- /* We now have a dmabuf! For format XRGB8888, it should contain 2x2
- * tiles (i.e. each tile is 256x256) of misc colours, and be mappable,
- * either as ARGB8888, or XRGB8888. For format NV12, it should contain
- * the Y and UV components, and needs to be re-adjusted for passing the
- * correct height to the compositor.
- */
- buffer->height = height;
- if (opts & OPT_Y_INVERTED)
- flags |= ZWP_LINUX_BUFFER_PARAMS_V1_FLAGS_Y_INVERT;
-
- params = zwp_linux_dmabuf_v1_create_params(display->dmabuf);
-
- if ((opts & OPT_DIRECT_DISPLAY) && display->direct_display)
- weston_direct_display_v1_enable(display->direct_display, params);
-
- zwp_linux_buffer_params_v1_add(params,
- buffer->dmabuf_fd,
- 0, /* plane_idx */
- 0, /* offset */
- buffer->stride,
- modifier >> 32,
- modifier & 0xffffffff);
-
- if (format == DRM_FORMAT_NV12) {
- /* add the second plane params */
- zwp_linux_buffer_params_v1_add(params,
- buffer->dmabuf_fd,
- 1,
- buffer->width * buffer->height,
- buffer->stride,
- modifier >> 32,
- modifier & 0xffffffff);
- }
- zwp_linux_buffer_params_v1_add_listener(params, ¶ms_listener, buffer);
- if (display->req_dmabuf_immediate) {
- buffer->buffer = zwp_linux_buffer_params_v1_create_immed(params,
- buffer->width,
- buffer->height,
- format,
- flags);
- wl_buffer_add_listener(buffer->buffer, &buffer_listener, buffer);
- }
- else
- zwp_linux_buffer_params_v1_create(params,
- buffer->width,
- buffer->height,
- format,
- flags);
-
- return 0;
-
-error2:
- drm_dev->free_bo(buffer);
-error1:
- drm_shutdown(buffer);
-error:
- return -1;
-}
-
-static void
-xdg_surface_handle_configure(void *data, struct xdg_surface *surface,
- uint32_t serial)
-{
- struct window *window = data;
-
- xdg_surface_ack_configure(surface, serial);
-
- if (window->initialized && window->wait_for_configure)
- redraw(window, NULL, 0);
- window->wait_for_configure = false;
-}
-
-static const struct xdg_surface_listener xdg_surface_listener = {
- xdg_surface_handle_configure,
-};
-
-static void
-xdg_toplevel_handle_configure(void *data, struct xdg_toplevel *toplevel,
- int32_t width, int32_t height,
- struct wl_array *states)
-{
-}
-
-static void
-xdg_toplevel_handle_close(void *data, struct xdg_toplevel *xdg_toplevel)
-{
- running = 0;
-}
-
-static const struct xdg_toplevel_listener xdg_toplevel_listener = {
- xdg_toplevel_handle_configure,
- xdg_toplevel_handle_close,
-};
-
-static struct window *
-create_window(struct display *display, int width, int height, int format,
- uint32_t opts)
-{
- struct window *window;
- int i;
- int ret;
-
- window = zalloc(sizeof *window);
- if (!window)
- return NULL;
-
- window->callback = NULL;
- window->display = display;
- window->width = width;
- window->height = height;
- window->surface = wl_compositor_create_surface(display->compositor);
-
- if (display->wm_base) {
- window->xdg_surface =
- xdg_wm_base_get_xdg_surface(display->wm_base,
- window->surface);
-
- assert(window->xdg_surface);
-
- xdg_surface_add_listener(window->xdg_surface,
- &xdg_surface_listener, window);
-
- window->xdg_toplevel =
- xdg_surface_get_toplevel(window->xdg_surface);
-
- assert(window->xdg_toplevel);
-
- xdg_toplevel_add_listener(window->xdg_toplevel,
- &xdg_toplevel_listener, window);
-
- xdg_toplevel_set_title(window->xdg_toplevel, "simple-dmabuf");
-
- window->wait_for_configure = true;
- wl_surface_commit(window->surface);
- } else if (display->fshell) {
- zwp_fullscreen_shell_v1_present_surface(display->fshell,
- window->surface,
- ZWP_FULLSCREEN_SHELL_V1_PRESENT_METHOD_DEFAULT,
- NULL);
- } else {
- assert(0);
- }
-
- for (i = 0; i < NUM_BUFFERS; ++i) {
- ret = create_dmabuf_buffer(display, &window->buffers[i],
- width, height, format, opts);
-
- if (ret < 0)
- return NULL;
- }
-
- return window;
-}
-
-static void
-destroy_window(struct window *window)
-{
- struct drm_device* dev;
- int i;
-
- if (window->callback)
- wl_callback_destroy(window->callback);
-
- for (i = 0; i < NUM_BUFFERS; i++) {
- if (!window->buffers[i].buffer)
- continue;
-
- wl_buffer_destroy(window->buffers[i].buffer);
- dev = window->buffers[i].dev;
- dev->free_bo(&window->buffers[i]);
- close(window->buffers[i].dmabuf_fd);
- drm_shutdown(&window->buffers[i]);
- }
-
- if (window->xdg_toplevel)
- xdg_toplevel_destroy(window->xdg_toplevel);
- if (window->xdg_surface)
- xdg_surface_destroy(window->xdg_surface);
- wl_surface_destroy(window->surface);
- free(window);
-}
-
-static struct buffer *
-window_next_buffer(struct window *window)
-{
- int i;
-
- for (i = 0; i < NUM_BUFFERS; i++)
- if (!window->buffers[i].busy)
- return &window->buffers[i];
-
- return NULL;
-}
-
-static const struct wl_callback_listener frame_listener;
-
-static void
-redraw(void *data, struct wl_callback *callback, uint32_t time)
-{
- struct window *window = data;
- struct buffer *buffer;
-
- buffer = window_next_buffer(window);
- if (!buffer) {
- fprintf(stderr,
- !callback ? "Failed to create the first buffer.\n" :
- "All buffers busy at redraw(). Server bug?\n");
- abort();
- }
-
- /* XXX: would be nice to draw something that changes here... */
-
- wl_surface_attach(window->surface, buffer->buffer, 0, 0);
- wl_surface_damage(window->surface, 0, 0, window->width, window->height);
-
- if (callback)
- wl_callback_destroy(callback);
-
- window->callback = wl_surface_frame(window->surface);
- wl_callback_add_listener(window->callback, &frame_listener, window);
- wl_surface_commit(window->surface);
- buffer->busy = 1;
-}
-
-static const struct wl_callback_listener frame_listener = {
- redraw
-};
-
-static void
-dmabuf_modifiers(void *data, struct zwp_linux_dmabuf_v1 *zwp_linux_dmabuf,
- uint32_t format, uint32_t modifier_hi, uint32_t modifier_lo)
-{
- struct display *d = data;
- uint64_t modifier = ((uint64_t) modifier_hi << 32) | modifier_lo;
-
- switch (format) {
- case DRM_FORMAT_XRGB8888:
- d->xrgb8888_format_found = 1;
- break;
- case DRM_FORMAT_NV12:
- switch (modifier) {
- case DRM_FORMAT_MOD_SAMSUNG_64_32_TILE:
- case DRM_FORMAT_MOD_LINEAR:
- d->nv12_format_found = 1;
- d->nv12_modifier = modifier;
- break;
- }
- default:
- break;
- }
-}
-
-static void
-dmabuf_format(void *data, struct zwp_linux_dmabuf_v1 *zwp_linux_dmabuf, uint32_t format)
-{
- /* XXX: deprecated */
-}
-
-static const struct zwp_linux_dmabuf_v1_listener dmabuf_listener = {
- dmabuf_format,
- dmabuf_modifiers
-};
-
-static void
-xdg_wm_base_ping(void *data, struct xdg_wm_base *shell, uint32_t serial)
-{
- xdg_wm_base_pong(shell, serial);
-}
-
-static const struct xdg_wm_base_listener wm_base_listener = {
- xdg_wm_base_ping,
-};
-
-static void
-registry_handle_global(void *data, struct wl_registry *registry,
- uint32_t id, const char *interface, uint32_t version)
-{
- struct display *d = data;
-
- if (strcmp(interface, "wl_compositor") == 0) {
- d->compositor =
- wl_registry_bind(registry,
- id, &wl_compositor_interface, 1);
- } else if (strcmp(interface, "xdg_wm_base") == 0) {
- d->wm_base = wl_registry_bind(registry,
- id, &xdg_wm_base_interface, 1);
- xdg_wm_base_add_listener(d->wm_base, &wm_base_listener, d);
- } else if (strcmp(interface, "zwp_fullscreen_shell_v1") == 0) {
- d->fshell = wl_registry_bind(registry,
- id, &zwp_fullscreen_shell_v1_interface, 1);
- } else if (strcmp(interface, "zwp_linux_dmabuf_v1") == 0) {
- if (version < 3)
- return;
- d->dmabuf = wl_registry_bind(registry,
- id, &zwp_linux_dmabuf_v1_interface, 3);
- zwp_linux_dmabuf_v1_add_listener(d->dmabuf, &dmabuf_listener, d);
- } else if (strcmp(interface, "weston_direct_display_v1") == 0) {
- d->direct_display = wl_registry_bind(registry, id,
- &weston_direct_display_v1_interface, 1);
- }
-}
-
-static void
-registry_handle_global_remove(void *data, struct wl_registry *registry,
- uint32_t name)
-{
-}
-
-static const struct wl_registry_listener registry_listener = {
- registry_handle_global,
- registry_handle_global_remove
-};
-
-static struct display *
-create_display(int opts, int format)
-{
- struct display *display;
-
- display = malloc(sizeof *display);
- if (display == NULL) {
- fprintf(stderr, "out of memory\n");
- return NULL;
- }
- display->display = wl_display_connect(NULL);
- assert(display->display);
-
- display->req_dmabuf_immediate = opts & OPT_IMMEDIATE;
-
- display->registry = wl_display_get_registry(display->display);
- wl_registry_add_listener(display->registry,
- ®istry_listener, display);
- wl_display_roundtrip(display->display);
- if (display->dmabuf == NULL) {
- fprintf(stderr, "No zwp_linux_dmabuf global\n");
- return NULL;
- }
-
- wl_display_roundtrip(display->display);
-
- if ((format == DRM_FORMAT_XRGB8888 && !display->xrgb8888_format_found) ||
- (format == DRM_FORMAT_NV12 && !display->nv12_format_found)) {
- fprintf(stderr, "requested format is not available\n");
- return NULL;
- }
- return display;
-}
-
-static void
-destroy_display(struct display *display)
-{
- if (display->dmabuf)
- zwp_linux_dmabuf_v1_destroy(display->dmabuf);
-
- if (display->wm_base)
- xdg_wm_base_destroy(display->wm_base);
-
- if (display->fshell)
- zwp_fullscreen_shell_v1_release(display->fshell);
-
- if (display->compositor)
- wl_compositor_destroy(display->compositor);
-
- wl_registry_destroy(display->registry);
- wl_display_flush(display->display);
- wl_display_disconnect(display->display);
- free(display);
-}
-
-static void
-signal_int(int signum)
-{
- running = 0;
-}
-
-static void
-print_usage_and_exit(void)
-{
- printf("usage flags:\n"
- "\t'--import-immediate=<>'\n\t\t0 to import dmabuf via roundtrip,"
- "\n\t\t1 to enable import without roundtrip\n"
- "\t'--y-inverted=<>'\n\t\t0 to not pass Y_INVERTED flag,"
- "\n\t\t1 to pass Y_INVERTED flag\n"
- "\t'--import-format=<>'\n\t\tXRGB to import dmabuf as XRGB8888,"
- "\n\t\tNV12 to import as multi plane NV12\n"
- "\t'--direct-display=<>'\n\t\t0 not to enable direct-display,"
- "\n\t\t1 to enable direct-display\n");
- exit(0);
-}
-
-static int
-is_true(const char* c)
-{
- if (!strcmp(c, "1"))
- return 1;
- else if (!strcmp(c, "0"))
- return 0;
- else
- print_usage_and_exit();
-
- return 0;
-}
-
-static int
-parse_import_format(const char* c)
-{
- if (!strcmp(c, "NV12"))
- return DRM_FORMAT_NV12;
- else if (!strcmp(c, "XRGB"))
- return DRM_FORMAT_XRGB8888;
- else
- print_usage_and_exit();
-
- return 0;
-}
-
-int
-main(int argc, char **argv)
-{
- struct sigaction sigint;
- struct display *display;
- struct window *window;
- int opts = 0;
- int import_format = DRM_FORMAT_XRGB8888;
- int c, option_index, ret = 0;
-
- static struct option long_options[] = {
- {"import-format", required_argument, 0, 'f' },
- {"import-immediate", required_argument, 0, 'i' },
- {"y-inverted", required_argument, 0, 'y' },
- {"direct-display", required_argument, 0, 'g' },
- {"help", no_argument , 0, 'h' },
- {0, 0, 0, 0}
- };
-
- while ((c = getopt_long(argc, argv, "g:hf:i:y:",
- long_options, &option_index)) != -1) {
- switch (c) {
- case 'f':
- import_format = parse_import_format(optarg);
- break;
- case 'i':
- if (is_true(optarg))
- opts |= OPT_IMMEDIATE;
- break;
- case 'y':
- if (is_true(optarg))
- opts |= OPT_Y_INVERTED;
- break;
- case 'g':
- if (is_true(optarg))
- opts |= OPT_DIRECT_DISPLAY;
- break;
- default:
- print_usage_and_exit();
- }
- }
-
- display = create_display(opts, import_format);
- if (!display)
- return 1;
- window = create_window(display, 256, 256, import_format, opts);
- if (!window)
- return 1;
-
- sigint.sa_handler = signal_int;
- sigemptyset(&sigint.sa_mask);
- sigint.sa_flags = SA_RESETHAND;
- sigaction(SIGINT, &sigint, NULL);
-
- /* Here we retrieve the linux-dmabuf objects if executed without immed,
- * or error */
- wl_display_roundtrip(display->display);
-
- if (!running)
- return 1;
-
- window->initialized = true;
-
- if (!window->wait_for_configure)
- redraw(window, NULL, 0);
-
- while (running && ret != -1)
- ret = wl_display_dispatch(display->display);
-
- fprintf(stderr, "simple-dmabuf exiting\n");
- destroy_window(window);
- destroy_display(display);
-
- return 0;
-}
projects / platform / upstream / weston.git / commitdiff