116 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright © 2011-2014 Intel Corporation
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|  *
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|  * Permission to use, copy, modify, distribute, and sell this software
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|  * and its documentation for any purpose is hereby granted without
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|  * fee, provided that the above copyright notice appear in all copies
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|  * and that both that copyright notice and this permission notice
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|  * appear in supporting documentation, and that the name of the
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|  * copyright holders not be used in advertising or publicity
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|  * pertaining to distribution of the software without specific,
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|  * written prior permission.  The copyright holders make no
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|  * representations about the suitability of this software for any
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|  * purpose.  It is provided "as is" without express or implied
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|  * warranty.
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|  *
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|  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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|  * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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|  * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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|  * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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|  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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|  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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|  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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|  * SOFTWARE.
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|  */
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| 
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| #ifndef XWAYLAND_DMABUF_H
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| #define XWAYLAND_DMABUF_H
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| 
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| #include <xwayland-config.h>
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| 
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| #include <X11/X.h>
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| #include <dix.h>
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| #include <xf86drm.h>
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| 
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| #include <stdio.h>
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| #include <unistd.h>
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| #include <stdint.h>
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| #include <sys/types.h>
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| 
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| #include "xwayland-types.h"
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| 
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| struct xwl_format {
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|     uint32_t format;
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|     int num_modifiers;
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|     uint64_t *modifiers;
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| };
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| 
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| struct xwl_format_table_entry {
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|     uint32_t format;
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|     uint32_t pad;
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|     uint64_t modifier;
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| };
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| 
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| struct xwl_device_formats {
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|     drmDevice *drm_dev;
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|     uint32_t num_formats;
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|     struct xwl_format *formats;
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|     Bool supports_scanout;
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| };
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| 
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| struct xwl_format_table {
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|     /* This is mmapped from the fd given to us by the compositor */
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|     int len;
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|     struct xwl_format_table_entry *entry;
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| };
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| 
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| /*
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|  * Helper struct for sharing dmabuf feedback logic between
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|  * a screen and a window. The screen will get the default
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|  * feedback, and a window will get a per-surface feedback.
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|  */
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| struct xwl_dmabuf_feedback {
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|     struct zwp_linux_dmabuf_feedback_v1 *dmabuf_feedback;
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|     struct xwl_format_table format_table;
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|     drmDevice *main_dev;
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|     /*
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|      * This will be filled in during wl events and copied to
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|      * dev_formats on dmabuf_feedback.tranche_done
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|      */
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|     struct xwl_device_formats tmp_tranche;
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|     int feedback_done;
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|     int dev_formats_len;
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|     struct xwl_device_formats *dev_formats;
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|     /*
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|      * This flag is used to identify if the feedback
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|      * has been resent. If this is true, then the xwayland
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|      * clients need to be sent PresentCompleteModeSuboptimalCopy
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|      * to tell them to re-request modifiers.
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|      */
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|     int unprocessed_feedback_pending;
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| };
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| 
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| void xwl_dmabuf_feedback_destroy(struct xwl_dmabuf_feedback *xwl_feedback);
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| void xwl_dmabuf_feedback_clear_dev_formats(struct xwl_dmabuf_feedback *xwl_feedback);
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| void xwl_device_formats_destroy(struct xwl_device_formats *dev_formats);
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| 
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| Bool xwl_dmabuf_setup_feedback_for_window(struct xwl_window *xwl_window);
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| Bool xwl_screen_set_dmabuf_interface(struct xwl_screen *xwl_screen,
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|                                      uint32_t id, uint32_t version);
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| Bool xwl_glamor_is_modifier_supported(struct xwl_screen *xwl_screen,
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|                                       uint32_t format, uint64_t modifier);
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| uint32_t wl_drm_format_for_depth(int depth);
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| Bool xwl_glamor_get_formats(ScreenPtr screen,
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|                             CARD32 *num_formats, CARD32 **formats);
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| Bool xwl_glamor_get_modifiers(ScreenPtr screen, uint32_t format,
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|                               uint32_t *num_modifiers, uint64_t **modifiers);
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| Bool xwl_glamor_get_drawable_modifiers_and_scanout(DrawablePtr drawable,
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|                                                    uint32_t format,
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|                                                    uint32_t *num_modifiers,
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|                                                    uint64_t **modifiers,
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|                                                    Bool *supports_scanout);
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| Bool xwl_glamor_get_drawable_modifiers(DrawablePtr drawable, uint32_t format,
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|                                        uint32_t *num_modifiers, uint64_t **modifiers);
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| 
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| #endif /* XWAYLAND_DMABUF_H */
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