1 /*
2 * Copyright © 2013 Keith Packard
3 *
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided that
6 * the above copyright notice appear in all copies and that both that copyright
7 * notice and this permission notice appear in supporting documentation, and
8 * that the name of the copyright holders not be used in advertising or
9 * publicity pertaining to distribution of the software without specific,
10 * written prior permission. The copyright holders make no representations
11 * about the suitability of this software for any purpose. It is provided "as
12 * is" without express or implied warranty.
13 *
14 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
20 * OF THIS SOFTWARE.
21 */
22
23 #ifdef HAVE_XORG_CONFIG_H
24 #include <xorg-config.h>
25 #endif
26
27 #include "present_priv.h"
28
29 void
present_vblank_notify(present_vblank_ptr vblank,CARD8 kind,CARD8 mode,uint64_t ust,uint64_t crtc_msc)30 present_vblank_notify(present_vblank_ptr vblank, CARD8 kind, CARD8 mode, uint64_t ust, uint64_t crtc_msc)
31 {
32 int n;
33
34 if (vblank->window)
35 present_send_complete_notify(vblank->window, kind, mode, vblank->serial, ust, crtc_msc - vblank->msc_offset);
36 for (n = 0; n < vblank->num_notifies; n++) {
37 WindowPtr window = vblank->notifies[n].window;
38 CARD32 serial = vblank->notifies[n].serial;
39
40 if (window)
41 present_send_complete_notify(window, kind, mode, serial, ust, crtc_msc - vblank->msc_offset);
42 }
43 }
44
45 present_vblank_ptr
present_vblank_create(WindowPtr window,PixmapPtr pixmap,CARD32 serial,RegionPtr valid,RegionPtr update,int16_t x_off,int16_t y_off,RRCrtcPtr target_crtc,SyncFence * wait_fence,SyncFence * idle_fence,uint32_t options,const uint32_t * capabilities,present_notify_ptr notifies,int num_notifies,uint64_t target_msc,uint64_t crtc_msc)46 present_vblank_create(WindowPtr window,
47 PixmapPtr pixmap,
48 CARD32 serial,
49 RegionPtr valid,
50 RegionPtr update,
51 int16_t x_off,
52 int16_t y_off,
53 RRCrtcPtr target_crtc,
54 SyncFence *wait_fence,
55 SyncFence *idle_fence,
56 uint32_t options,
57 const uint32_t *capabilities,
58 present_notify_ptr notifies,
59 int num_notifies,
60 uint64_t target_msc,
61 uint64_t crtc_msc)
62 {
63 ScreenPtr screen = window->drawable.pScreen;
64 present_window_priv_ptr window_priv = present_get_window_priv(window, TRUE);
65 present_screen_priv_ptr screen_priv = present_screen_priv(screen);
66 present_vblank_ptr vblank;
67 PresentFlipReason reason = PRESENT_FLIP_REASON_UNKNOWN;
68
69 vblank = calloc (1, sizeof (present_vblank_rec));
70 if (!vblank)
71 return NULL;
72
73 xorg_list_append(&vblank->window_list, &window_priv->vblank);
74 xorg_list_init(&vblank->event_queue);
75
76 vblank->screen = screen;
77 vblank->window = window;
78 vblank->pixmap = pixmap;
79
80 screen_priv->create_event_id(window_priv, vblank);
81
82 if (pixmap) {
83 vblank->kind = PresentCompleteKindPixmap;
84 pixmap->refcnt++;
85 } else
86 vblank->kind = PresentCompleteKindNotifyMSC;
87
88 vblank->serial = serial;
89
90 if (valid) {
91 vblank->valid = RegionDuplicate(valid);
92 if (!vblank->valid)
93 goto no_mem;
94 }
95 if (update) {
96 vblank->update = RegionDuplicate(update);
97 if (!vblank->update)
98 goto no_mem;
99 }
100
101 vblank->x_off = x_off;
102 vblank->y_off = y_off;
103 vblank->target_msc = target_msc;
104 vblank->exec_msc = target_msc;
105 vblank->crtc = target_crtc;
106 vblank->msc_offset = window_priv->msc_offset;
107 vblank->notifies = notifies;
108 vblank->num_notifies = num_notifies;
109 vblank->has_suboptimal = (options & PresentOptionSuboptimal);
110 vblank->flip_idler = FALSE;
111
112 if (pixmap != NULL &&
113 !(options & PresentOptionCopy) &&
114 capabilities) {
115 if (msc_is_after(target_msc, crtc_msc) &&
116 screen_priv->check_flip (target_crtc, window, pixmap, TRUE, valid, x_off, y_off, &reason))
117 {
118 vblank->flip = TRUE;
119 vblank->sync_flip = TRUE;
120 } else if ((*capabilities & PresentCapabilityAsync) &&
121 screen_priv->check_flip (target_crtc, window, pixmap, FALSE, valid, x_off, y_off, &reason))
122 {
123 vblank->flip = TRUE;
124 }
125 }
126 vblank->reason = reason;
127
128 if (wait_fence) {
129 vblank->wait_fence = present_fence_create(wait_fence);
130 if (!vblank->wait_fence)
131 goto no_mem;
132 }
133
134 if (idle_fence) {
135 vblank->idle_fence = present_fence_create(idle_fence);
136 if (!vblank->idle_fence)
137 goto no_mem;
138 }
139
140 if (pixmap)
141 DebugPresent(("q %" PRIu64 " %p %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 " (crtc %p) flip %d vsync %d serial %d\n",
142 vblank->event_id, vblank, target_msc,
143 vblank->pixmap->drawable.id, vblank->window->drawable.id,
144 target_crtc, vblank->flip, vblank->sync_flip, vblank->serial));
145 return vblank;
146
147 no_mem:
148 vblank->notifies = NULL;
149 present_vblank_destroy(vblank);
150 return NULL;
151 }
152
153 void
present_vblank_scrap(present_vblank_ptr vblank)154 present_vblank_scrap(present_vblank_ptr vblank)
155 {
156 DebugPresent(("\tx %" PRIu64 " %p %" PRIu64 " %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 " (crtc %p)\n",
157 vblank->event_id, vblank, vblank->exec_msc, vblank->target_msc,
158 vblank->pixmap->drawable.id, vblank->window->drawable.id,
159 vblank->crtc));
160
161 present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
162 present_fence_destroy(vblank->idle_fence);
163 dixDestroyPixmap(vblank->pixmap, vblank->pixmap->drawable.id);
164
165 vblank->pixmap = NULL;
166 vblank->idle_fence = NULL;
167 vblank->flip = FALSE;
168 }
169
170 void
present_vblank_destroy(present_vblank_ptr vblank)171 present_vblank_destroy(present_vblank_ptr vblank)
172 {
173 /* Remove vblank from window and screen lists */
174 xorg_list_del(&vblank->window_list);
175 /* Also make sure vblank is removed from event queue (wnmd) */
176 xorg_list_del(&vblank->event_queue);
177
178 DebugPresent(("\td %" PRIu64 " %p %" PRIu64 " %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
179 vblank->event_id, vblank, vblank->exec_msc, vblank->target_msc,
180 vblank->pixmap ? vblank->pixmap->drawable.id : 0,
181 vblank->window ? vblank->window->drawable.id : 0));
182
183 /* Drop pixmap reference */
184 if (vblank->pixmap)
185 dixDestroyPixmap(vblank->pixmap, vblank->pixmap->drawable.id);
186
187 /* Free regions */
188 if (vblank->valid)
189 RegionDestroy(vblank->valid);
190 if (vblank->update)
191 RegionDestroy(vblank->update);
192
193 if (vblank->wait_fence)
194 present_fence_destroy(vblank->wait_fence);
195
196 if (vblank->idle_fence)
197 present_fence_destroy(vblank->idle_fence);
198
199 if (vblank->notifies)
200 present_destroy_notifies(vblank->notifies, vblank->num_notifies);
201
202 free(vblank);
203 }
204