1166f8e9a1
We effectively require it as we don't react to dmabuf_format, only to dmabuf_modifiers, so there's a chance we may not get the supported formats information at all. Signed-off-by: Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk> Reviewed-by: Daniel Stone <daniels@collabora.com>
1022 lines
24 KiB
C
1022 lines
24 KiB
C
/*
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* Copyright © 2011 Benjamin Franzke
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* Copyright © 2010 Intel Corporation
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* Copyright © 2014 Collabora Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "config.h"
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#include "simple-dmabuf-drm-data.h"
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#include <assert.h>
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#include <unistd.h>
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#include <sys/mman.h>
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#include <signal.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include <errno.h>
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#include <xf86drm.h>
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#ifdef HAVE_LIBDRM_INTEL
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#include <i915_drm.h>
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#include <intel_bufmgr.h>
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#endif
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#ifdef HAVE_LIBDRM_FREEDRENO
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#include <freedreno/freedreno_drmif.h>
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#endif
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#ifdef HAVE_LIBDRM_ETNAVIV
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#include <etnaviv_drmif.h>
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#endif
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#include <drm_fourcc.h>
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#include <wayland-client.h>
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#include "shared/zalloc.h"
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#include "shared/platform.h"
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#include "xdg-shell-unstable-v6-client-protocol.h"
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#include "fullscreen-shell-unstable-v1-client-protocol.h"
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#include "linux-dmabuf-unstable-v1-client-protocol.h"
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#ifndef DRM_FORMAT_MOD_LINEAR
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#define DRM_FORMAT_MOD_LINEAR 0
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#endif
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struct buffer;
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/* Possible options that affect the displayed image */
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#define OPT_Y_INVERTED 1 /* contents has y axis inverted */
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#define OPT_IMMEDIATE 2 /* create wl_buffer immediately */
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#define ALIGN(v, a) ((v + a - 1) & ~(a - 1))
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struct display {
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struct wl_display *display;
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struct wl_registry *registry;
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struct wl_compositor *compositor;
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struct zxdg_shell_v6 *shell;
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struct zwp_fullscreen_shell_v1 *fshell;
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struct zwp_linux_dmabuf_v1 *dmabuf;
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int xrgb8888_format_found;
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int nv12_format_found;
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uint64_t nv12_modifier;
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int req_dmabuf_immediate;
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};
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struct drm_device {
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int fd;
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char *name;
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int (*alloc_bo)(struct buffer *buf);
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void (*free_bo)(struct buffer *buf);
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int (*export_bo_to_prime)(struct buffer *buf);
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int (*map_bo)(struct buffer *buf);
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void (*unmap_bo)(struct buffer *buf);
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void (*device_destroy)(struct buffer *buf);
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};
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struct buffer {
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struct wl_buffer *buffer;
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int busy;
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struct drm_device *dev;
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int drm_fd;
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#ifdef HAVE_LIBDRM_INTEL
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drm_intel_bufmgr *bufmgr;
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drm_intel_bo *intel_bo;
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#endif /* HAVE_LIBDRM_INTEL */
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#if HAVE_LIBDRM_FREEDRENO
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struct fd_device *fd_dev;
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struct fd_bo *fd_bo;
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#endif /* HAVE_LIBDRM_FREEDRENO */
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#if HAVE_LIBDRM_ETNAVIV
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struct etna_device *etna_dev;
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struct etna_bo *etna_bo;
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#endif /* HAVE_LIBDRM_ETNAVIV */
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uint32_t gem_handle;
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int dmabuf_fd;
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uint8_t *mmap;
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int width;
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int height;
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int bpp;
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unsigned long stride;
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int format;
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};
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#define NUM_BUFFERS 3
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struct window {
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struct display *display;
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int width, height;
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struct wl_surface *surface;
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struct zxdg_surface_v6 *xdg_surface;
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struct zxdg_toplevel_v6 *xdg_toplevel;
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struct buffer buffers[NUM_BUFFERS];
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struct buffer *prev_buffer;
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struct wl_callback *callback;
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bool initialized;
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bool wait_for_configure;
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};
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static int running = 1;
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static void
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redraw(void *data, struct wl_callback *callback, uint32_t time);
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static void
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buffer_release(void *data, struct wl_buffer *buffer)
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{
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struct buffer *mybuf = data;
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mybuf->busy = 0;
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}
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static const struct wl_buffer_listener buffer_listener = {
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buffer_release
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};
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#ifdef HAVE_LIBDRM_INTEL
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static int
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intel_alloc_bo(struct buffer *my_buf)
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{
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/* XXX: try different tiling modes for testing FB modifiers. */
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uint32_t tiling = I915_TILING_NONE;
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assert(my_buf->bufmgr);
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my_buf->intel_bo = drm_intel_bo_alloc_tiled(my_buf->bufmgr, "test",
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my_buf->width, my_buf->height,
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(my_buf->bpp / 8), &tiling,
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&my_buf->stride, 0);
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printf("buffer allocated w %d, h %d, stride %lu, size %lu\n",
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my_buf->width, my_buf->height, my_buf->stride, my_buf->intel_bo->size);
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if (!my_buf->intel_bo)
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return 0;
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if (tiling != I915_TILING_NONE)
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return 0;
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return 1;
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}
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static void
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intel_free_bo(struct buffer *my_buf)
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{
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drm_intel_bo_unreference(my_buf->intel_bo);
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}
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static int
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intel_map_bo(struct buffer *my_buf)
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{
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if (drm_intel_gem_bo_map_gtt(my_buf->intel_bo) != 0)
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return 0;
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my_buf->mmap = my_buf->intel_bo->virtual;
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return 1;
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}
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static int
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intel_bo_export_to_prime(struct buffer *buffer)
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{
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return drm_intel_bo_gem_export_to_prime(buffer->intel_bo, &buffer->dmabuf_fd);
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}
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static void
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intel_unmap_bo(struct buffer *my_buf)
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{
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drm_intel_gem_bo_unmap_gtt(my_buf->intel_bo);
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}
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static void
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intel_device_destroy(struct buffer *my_buf)
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{
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drm_intel_bufmgr_destroy(my_buf->bufmgr);
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}
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#endif /* HAVE_LIBDRM_INTEL */
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#ifdef HAVE_LIBDRM_FREEDRENO
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static int
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fd_alloc_bo(struct buffer *buf)
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{
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int flags = DRM_FREEDRENO_GEM_CACHE_WCOMBINE;
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int size;
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buf->fd_dev = fd_device_new(buf->drm_fd);
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buf->stride = ALIGN(buf->width, 32) * buf->bpp / 8;
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size = buf->stride * buf->height;
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buf->fd_dev = fd_device_new(buf->drm_fd);
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buf->fd_bo = fd_bo_new(buf->fd_dev, size, flags);
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if (!buf->fd_bo)
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return 0;
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return 1;
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}
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static void
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fd_free_bo(struct buffer *buf)
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{
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fd_bo_del(buf->fd_bo);
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}
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static int
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fd_bo_export_to_prime(struct buffer *buf)
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{
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buf->dmabuf_fd = fd_bo_dmabuf(buf->fd_bo);
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return buf->dmabuf_fd < 0;
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}
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static int
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fd_map_bo(struct buffer *buf)
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{
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buf->mmap = fd_bo_map(buf->fd_bo);
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return buf->mmap != NULL;
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}
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static void
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fd_unmap_bo(struct buffer *buf)
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{
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}
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static void
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fd_device_destroy(struct buffer *buf)
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{
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fd_device_del(buf->fd_dev);
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}
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#endif /* HAVE_LIBDRM_FREEDRENO */
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#ifdef HAVE_LIBDRM_ETNAVIV
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static int
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etna_alloc_bo(struct buffer *buf)
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{
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int flags = DRM_ETNA_GEM_CACHE_WC;
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int size;
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buf->stride = ALIGN(buf->width, 32) * buf->bpp / 8;
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size = buf->stride * buf->height;
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buf->etna_dev = etna_device_new(buf->drm_fd);
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buf->etna_bo = etna_bo_new(buf->etna_dev, size, flags);
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return buf->etna_bo != NULL;
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}
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static void
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etna_free_bo(struct buffer *buf)
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{
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etna_bo_del(buf->etna_bo);
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}
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static int
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etna_bo_export_to_prime(struct buffer *buf)
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{
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buf->dmabuf_fd = etna_bo_dmabuf(buf->etna_bo);
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return buf->dmabuf_fd < 0;
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}
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static int
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etna_map_bo(struct buffer *buf)
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{
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buf->mmap = etna_bo_map(buf->etna_bo);
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return buf->mmap != NULL;
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}
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static void
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etna_unmap_bo(struct buffer *buf)
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{
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if (munmap(buf->mmap, buf->stride * buf->height) < 0)
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fprintf(stderr, "Failed to unmap buffer: %s", strerror(errno));
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buf->mmap = NULL;
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}
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static void
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etna_device_destroy(struct buffer *buf)
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{
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etna_device_del(buf->etna_dev);
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}
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#endif /* HAVE_LIBDRM_ENTAVIV */
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static void
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fill_content(struct buffer *my_buf, uint64_t modifier)
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{
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int x = 0, y = 0;
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uint32_t *pix;
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assert(my_buf->mmap);
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if (my_buf->format == DRM_FORMAT_NV12) {
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if (modifier == DRM_FORMAT_MOD_SAMSUNG_64_32_TILE) {
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pix = (uint32_t *) my_buf->mmap;
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for (y = 0; y < my_buf->height; y++)
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memcpy(&pix[y * my_buf->width / 4],
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&nv12_tiled[my_buf->width * y / 4],
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my_buf->width);
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}
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else if (modifier == DRM_FORMAT_MOD_LINEAR) {
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uint8_t *pix8;
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/* first plane: Y (2/3 of the buffer) */
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for (y = 0; y < my_buf->height * 2/3; y++) {
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pix8 = my_buf->mmap + y * my_buf->stride;
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for (x = 0; x < my_buf->width; x++)
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*pix8++ = x % 0xff;
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}
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/* second plane (CbCr) is half the size of Y
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plane (last 1/3 of the buffer) */
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for (y = my_buf->height * 2/3; y < my_buf->height; y++) {
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pix8 = my_buf->mmap + y * my_buf->stride;
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for (x = 0; x < my_buf->width; x+=2) {
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*pix8++ = x % 256;
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*pix8++ = y % 256;
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}
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}
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}
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}
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else {
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for (y = 0; y < my_buf->height; y++) {
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pix = (uint32_t *)(my_buf->mmap + y * my_buf->stride);
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for (x = 0; x < my_buf->width; x++)
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*pix++ = (0xff << 24) | ((x % 256) << 16) |
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((y % 256) << 8) | 0xf0;
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}
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}
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}
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static void
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drm_device_destroy(struct buffer *buf)
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{
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buf->dev->device_destroy(buf);
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close(buf->drm_fd);
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}
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static int
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drm_device_init(struct buffer *buf)
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{
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struct drm_device *dev = calloc(1, sizeof(struct drm_device));
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drmVersionPtr version = drmGetVersion(buf->drm_fd);
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dev->fd = buf->drm_fd;
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dev->name = strdup(version->name);
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if (0) {
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/* nothing */
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}
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#ifdef HAVE_LIBDRM_INTEL
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else if (!strcmp(dev->name, "i915")) {
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buf->bufmgr = drm_intel_bufmgr_gem_init(buf->drm_fd, 32);
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if (!buf->bufmgr)
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return 0;
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dev->alloc_bo = intel_alloc_bo;
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dev->free_bo = intel_free_bo;
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dev->export_bo_to_prime = intel_bo_export_to_prime;
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dev->map_bo = intel_map_bo;
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dev->unmap_bo = intel_unmap_bo;
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dev->device_destroy = intel_device_destroy;
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}
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#endif
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#ifdef HAVE_LIBDRM_FREEDRENO
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else if (!strcmp(dev->name, "msm")) {
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dev->alloc_bo = fd_alloc_bo;
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dev->free_bo = fd_free_bo;
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dev->export_bo_to_prime = fd_bo_export_to_prime;
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dev->map_bo = fd_map_bo;
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dev->unmap_bo = fd_unmap_bo;
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dev->device_destroy = fd_device_destroy;
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}
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#endif
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#ifdef HAVE_LIBDRM_ETNAVIV
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else if (!strcmp(dev->name, "etnaviv")) {
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dev->alloc_bo = etna_alloc_bo;
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dev->free_bo = etna_free_bo;
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dev->export_bo_to_prime = etna_bo_export_to_prime;
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dev->map_bo = etna_map_bo;
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dev->unmap_bo = etna_unmap_bo;
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dev->device_destroy = etna_device_destroy;
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}
|
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#endif
|
|
else {
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fprintf(stderr, "Error: drm device %s unsupported.\n",
|
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dev->name);
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free(dev);
|
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return 0;
|
|
}
|
|
buf->dev = dev;
|
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return 1;
|
|
}
|
|
|
|
static int
|
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drm_connect(struct buffer *my_buf)
|
|
{
|
|
/* This won't work with card0 as we need to be authenticated; instead,
|
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* boot with drm.rnodes=1 and use that. */
|
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my_buf->drm_fd = open("/dev/dri/renderD128", O_RDWR);
|
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if (my_buf->drm_fd < 0)
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return 0;
|
|
|
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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);
|
|
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 zxdg_surface_v6 *surface,
|
|
uint32_t serial)
|
|
{
|
|
struct window *window = data;
|
|
|
|
zxdg_surface_v6_ack_configure(surface, serial);
|
|
|
|
if (window->initialized && window->wait_for_configure)
|
|
redraw(window, NULL, 0);
|
|
window->wait_for_configure = false;
|
|
}
|
|
|
|
static const struct zxdg_surface_v6_listener xdg_surface_listener = {
|
|
xdg_surface_handle_configure,
|
|
};
|
|
|
|
static void
|
|
xdg_toplevel_handle_configure(void *data, struct zxdg_toplevel_v6 *toplevel,
|
|
int32_t width, int32_t height,
|
|
struct wl_array *states)
|
|
{
|
|
}
|
|
|
|
static void
|
|
xdg_toplevel_handle_close(void *data, struct zxdg_toplevel_v6 *xdg_toplevel)
|
|
{
|
|
running = 0;
|
|
}
|
|
|
|
static const struct zxdg_toplevel_v6_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->shell) {
|
|
window->xdg_surface =
|
|
zxdg_shell_v6_get_xdg_surface(display->shell,
|
|
window->surface);
|
|
|
|
assert(window->xdg_surface);
|
|
|
|
zxdg_surface_v6_add_listener(window->xdg_surface,
|
|
&xdg_surface_listener, window);
|
|
|
|
window->xdg_toplevel =
|
|
zxdg_surface_v6_get_toplevel(window->xdg_surface);
|
|
|
|
assert(window->xdg_toplevel);
|
|
|
|
zxdg_toplevel_v6_add_listener(window->xdg_toplevel,
|
|
&xdg_toplevel_listener, window);
|
|
|
|
zxdg_toplevel_v6_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)
|
|
zxdg_toplevel_v6_destroy(window->xdg_toplevel);
|
|
if (window->xdg_surface)
|
|
zxdg_surface_v6_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_shell_ping(void *data, struct zxdg_shell_v6 *shell, uint32_t serial)
|
|
{
|
|
zxdg_shell_v6_pong(shell, serial);
|
|
}
|
|
|
|
static const struct zxdg_shell_v6_listener xdg_shell_listener = {
|
|
xdg_shell_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, "zxdg_shell_v6") == 0) {
|
|
d->shell = wl_registry_bind(registry,
|
|
id, &zxdg_shell_v6_interface, 1);
|
|
zxdg_shell_v6_add_listener(d->shell, &xdg_shell_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);
|
|
}
|
|
}
|
|
|
|
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;
|
|
const char *extensions;
|
|
|
|
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;
|
|
|
|
/*
|
|
* hard code format if the platform egl doesn't support format
|
|
* querying / advertising.
|
|
*/
|
|
extensions = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
|
|
if (extensions && !weston_check_egl_extension(extensions,
|
|
"EGL_EXT_image_dma_buf_import_modifiers"))
|
|
display->xrgb8888_format_found = 1;
|
|
|
|
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->shell)
|
|
zxdg_shell_v6_destroy(display->shell);
|
|
|
|
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");
|
|
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' },
|
|
{"help", no_argument , 0, 'h' },
|
|
{0, 0, 0, 0}
|
|
};
|
|
|
|
while ((c = getopt_long(argc, argv, "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;
|
|
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;
|
|
}
|