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/*
* Copyright © 2011 Kristian Høgsberg
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of the
* copyright holders not be used in advertising or publicity
* pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied
* warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
#ifdef HAVE_XORG_CONFIG_H
#include "xorg-config.h"
#endif
#include <unistd.h>
#include <fcntl.h>
#include <xf86drm.h>
#include <wayland-util.h>
#include <wayland-client.h>
#include <drm-client-protocol.h>
#include <xf86Xinput.h>
#include <xf86Crtc.h>
#include <xf86str.h>
#include <windowstr.h>
#include <input.h>
#include <inputstr.h>
#include <exevents.h>
#include "xwayland.h"
#include "xwayland-private.h"
static void
drm_handle_device (void *data, struct wl_drm *drm, const char *device)
{
struct xwl_screen *xwl_screen = data;
xwl_screen->device_name = strdup (device);
}
static void
drm_handle_format(void *data, struct wl_drm *wl_drm, uint32_t format)
{
}
static void
drm_handle_authenticated (void *data, struct wl_drm *drm)
{
struct xwl_screen *xwl_screen = data;
xwl_screen->authenticated = 1;
}
static const struct wl_drm_listener xwl_drm_listener =
{
drm_handle_device,
drm_handle_format,
drm_handle_authenticated
};
static void
drm_handler(struct wl_display *display,
uint32_t id,
const char *interface,
uint32_t version,
void *data)
{
struct xwl_screen *xwl_screen = data;
if (strcmp (interface, "wl_drm") == 0) {
xwl_screen->drm = wl_display_bind(xwl_screen->display,
id, &wl_drm_interface);
wl_drm_add_listener (xwl_screen->drm, &xwl_drm_listener, xwl_screen);
}
}
int
xwl_drm_pre_init(struct xwl_screen *xwl_screen)
{
uint32_t magic;
xwl_screen->drm_listener =
wl_display_add_global_listener(xwl_screen->display,
drm_handler, xwl_screen);
wl_display_roundtrip(xwl_screen->display);
ErrorF("wayland_drm_screen_init, device name %s\n",
xwl_screen->device_name);
xwl_screen->drm_fd = open(xwl_screen->device_name, O_RDWR);
if (xwl_screen->drm_fd < 0) {
ErrorF("failed to open the drm fd\n");
return BadAccess;
}
if (drmGetMagic(xwl_screen->drm_fd, &magic)) {
ErrorF("failed to get drm magic");
return BadAccess;
}
wl_drm_authenticate(xwl_screen->drm, magic);
wl_display_roundtrip(xwl_screen->display);
ErrorF("opened drm fd: %d\n", xwl_screen->drm_fd);
if (!xwl_screen->authenticated) {
ErrorF("Failed to auth drm fd\n");
return BadAccess;
}
return Success;
}
int xwl_screen_get_drm_fd(struct xwl_screen *xwl_screen)
{
return xwl_screen->drm_fd;
}
int xwl_drm_authenticate(struct xwl_screen *xwl_screen,
uint32_t magic)
{
xwl_screen->authenticated = 0;
if (xwl_screen->drm)
wl_drm_authenticate (xwl_screen->drm, magic);
wl_display_iterate (xwl_screen->display, WL_DISPLAY_WRITABLE);
while (!xwl_screen->authenticated)
wl_display_iterate (xwl_screen->display, WL_DISPLAY_READABLE);
return Success;
}
int
xwl_create_window_buffer_drm(struct xwl_window *xwl_window,
PixmapPtr pixmap, uint32_t name)
{
VisualID visual;
uint32_t format;
WindowPtr window = xwl_window->window;
ScreenPtr screen = window->drawable.pScreen;
int i;
visual = wVisual(window);
for (i = 0; i < screen->numVisuals; i++)
if (screen->visuals[i].vid == visual)
break;
if (screen->visuals[i].nplanes == 32)
format = WL_DRM_FORMAT_ARGB8888;
else
format = WL_DRM_FORMAT_XRGB8888;
xwl_window->buffer =
wl_drm_create_buffer(xwl_window->xwl_screen->drm,
name,
pixmap->drawable.width,
pixmap->drawable.height,
pixmap->devKind,
format);
return xwl_window->buffer ? Success : BadDrawable;
}
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