xserver/hw/xwayland/xwayland-dmabuf.h

116 lines
4.2 KiB
C

/*
* Copyright © 2011-2014 Intel Corporation
*
* 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.
*/
#ifndef XWAYLAND_DMABUF_H
#define XWAYLAND_DMABUF_H
#include <xwayland-config.h>
#include <X11/X.h>
#include <dix.h>
#include <xf86drm.h>
#include <stdio.h>
#include <unistd.h>
#include <stdint.h>
#include <sys/types.h>
#include "xwayland-types.h"
struct xwl_format {
uint32_t format;
int num_modifiers;
uint64_t *modifiers;
};
struct xwl_format_table_entry {
uint32_t format;
uint32_t pad;
uint64_t modifier;
};
struct xwl_device_formats {
drmDevice *drm_dev;
uint32_t num_formats;
struct xwl_format *formats;
Bool supports_scanout;
};
struct xwl_format_table {
/* This is mmapped from the fd given to us by the compositor */
int len;
struct xwl_format_table_entry *entry;
};
/*
* Helper struct for sharing dmabuf feedback logic between
* a screen and a window. The screen will get the default
* feedback, and a window will get a per-surface feedback.
*/
struct xwl_dmabuf_feedback {
struct zwp_linux_dmabuf_feedback_v1 *dmabuf_feedback;
struct xwl_format_table format_table;
drmDevice *main_dev;
/*
* This will be filled in during wl events and copied to
* dev_formats on dmabuf_feedback.tranche_done
*/
struct xwl_device_formats tmp_tranche;
int feedback_done;
int dev_formats_len;
struct xwl_device_formats *dev_formats;
/*
* This flag is used to identify if the feedback
* has been resent. If this is true, then the xwayland
* clients need to be sent PresentCompleteModeSuboptimalCopy
* to tell them to re-request modifiers.
*/
int unprocessed_feedback_pending;
};
void xwl_dmabuf_feedback_destroy(struct xwl_dmabuf_feedback *xwl_feedback);
void xwl_dmabuf_feedback_clear_dev_formats(struct xwl_dmabuf_feedback *xwl_feedback);
void xwl_device_formats_destroy(struct xwl_device_formats *dev_formats);
Bool xwl_dmabuf_setup_feedback_for_window(struct xwl_window *xwl_window);
Bool xwl_screen_set_dmabuf_interface(struct xwl_screen *xwl_screen,
uint32_t id, uint32_t version);
Bool xwl_glamor_is_modifier_supported(struct xwl_screen *xwl_screen,
uint32_t format, uint64_t modifier);
uint32_t wl_drm_format_for_depth(int depth);
Bool xwl_glamor_get_formats(ScreenPtr screen,
CARD32 *num_formats, CARD32 **formats);
Bool xwl_glamor_get_modifiers(ScreenPtr screen, uint32_t format,
uint32_t *num_modifiers, uint64_t **modifiers);
Bool xwl_glamor_get_drawable_modifiers_and_scanout(DrawablePtr drawable,
uint32_t format,
uint32_t *num_modifiers,
uint64_t **modifiers,
Bool *supports_scanout);
Bool xwl_glamor_get_drawable_modifiers(DrawablePtr drawable, uint32_t format,
uint32_t *num_modifiers, uint64_t **modifiers);
#endif /* XWAYLAND_DMABUF_H */