1280 lines
41 KiB
C
1280 lines
41 KiB
C
/*
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* Copyright © 2018 Roman Gilg
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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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#include <xwayland-config.h>
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#include <windowstr.h>
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#include <present.h>
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#include "xwayland-present.h"
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#include "xwayland-screen.h"
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#include "xwayland-window.h"
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#include "xwayland-pixmap.h"
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#include "glamor.h"
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/*
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* When not flipping let Present copy with 60fps.
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* When flipping wait on frame_callback, otherwise
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* the surface is not visible, in this case update
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* with long interval.
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*/
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#define TIMER_LEN_COPY 17 // ~60fps
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#define TIMER_LEN_FLIP 1000 // 1fps
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static uint64_t present_wnmd_event_id;
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static DevPrivateKeyRec xwl_present_window_private_key;
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static struct xwl_present_window *
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xwl_present_window_priv(WindowPtr window)
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{
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return dixGetPrivate(&window->devPrivates,
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&xwl_present_window_private_key);
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}
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static struct xwl_present_window *
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xwl_present_window_get_priv(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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if (xwl_present_window == NULL) {
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xwl_present_window = calloc (1, sizeof (struct xwl_present_window));
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if (!xwl_present_window)
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return NULL;
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xwl_present_window->window = window;
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xwl_present_window->msc = 1;
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xwl_present_window->ust = GetTimeInMicros();
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xorg_list_init(&xwl_present_window->frame_callback_list);
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xorg_list_init(&xwl_present_window->wait_list);
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xorg_list_init(&xwl_present_window->release_list);
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xorg_list_init(&xwl_present_window->exec_queue);
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xorg_list_init(&xwl_present_window->flip_queue);
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xorg_list_init(&xwl_present_window->idle_queue);
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dixSetPrivate(&window->devPrivates,
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&xwl_present_window_private_key,
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xwl_present_window);
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}
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return xwl_present_window;
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}
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static void
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xwl_present_free_timer(struct xwl_present_window *xwl_present_window)
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{
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TimerFree(xwl_present_window->frame_timer);
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xwl_present_window->frame_timer = NULL;
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}
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static CARD32
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xwl_present_timer_callback(OsTimerPtr timer,
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CARD32 time,
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void *arg);
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static inline Bool
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xwl_present_has_pending_events(struct xwl_present_window *xwl_present_window)
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{
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return !!xwl_present_window->sync_flip ||
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!xorg_list_is_empty(&xwl_present_window->wait_list);
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}
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static void
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xwl_present_reset_timer(struct xwl_present_window *xwl_present_window)
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{
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if (xwl_present_has_pending_events(xwl_present_window)) {
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CARD32 timeout;
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if (!xorg_list_is_empty(&xwl_present_window->frame_callback_list))
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timeout = TIMER_LEN_FLIP;
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else
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timeout = TIMER_LEN_COPY;
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xwl_present_window->frame_timer = TimerSet(xwl_present_window->frame_timer,
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0, timeout,
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&xwl_present_timer_callback,
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xwl_present_window);
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} else {
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xwl_present_free_timer(xwl_present_window);
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}
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}
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static void
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present_wnmd_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc);
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static int
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present_wnmd_queue_vblank(ScreenPtr screen,
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WindowPtr window,
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RRCrtcPtr crtc,
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uint64_t event_id,
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uint64_t msc)
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{
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present_screen_priv_ptr screen_priv = present_screen_priv(screen);
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return (*screen_priv->wnmd_info->queue_vblank) (window, crtc, event_id, msc);
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}
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static uint32_t
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present_wnmd_query_capabilities(present_screen_priv_ptr screen_priv)
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{
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return screen_priv->wnmd_info->capabilities;
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}
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static RRCrtcPtr
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present_wnmd_get_crtc(present_screen_priv_ptr screen_priv, WindowPtr window)
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{
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return (*screen_priv->wnmd_info->get_crtc)(window);
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}
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static int
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present_wnmd_get_ust_msc(ScreenPtr screen, WindowPtr window, uint64_t *ust, uint64_t *msc)
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{
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present_screen_priv_ptr screen_priv = present_screen_priv(screen);
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return (*screen_priv->wnmd_info->get_ust_msc)(window, ust, msc);
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}
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/*
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* When the wait fence or previous flip is completed, it's time
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* to re-try the request
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*/
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static void
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present_wnmd_re_execute(present_vblank_ptr vblank)
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{
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uint64_t ust = 0, crtc_msc = 0;
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(void) present_wnmd_get_ust_msc(vblank->screen, vblank->window, &ust, &crtc_msc);
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present_wnmd_execute(vblank, ust, crtc_msc);
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}
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static void
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present_wnmd_flip_try_ready(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_vblank_ptr vblank;
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xorg_list_for_each_entry(vblank, &xwl_present_window->flip_queue, event_queue) {
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if (vblank->queued) {
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present_wnmd_re_execute(vblank);
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return;
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}
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}
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}
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static void
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present_wnmd_free_idle_vblank(present_vblank_ptr vblank)
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{
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present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
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present_vblank_destroy(vblank);
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}
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/*
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* Free any left over idle vblanks
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*/
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static void
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present_wnmd_free_idle_vblanks(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_vblank_ptr vblank, tmp;
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xorg_list_for_each_entry_safe(vblank, tmp, &xwl_present_window->idle_queue, event_queue) {
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present_wnmd_free_idle_vblank(vblank);
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}
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if (xwl_present_window->flip_active) {
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present_wnmd_free_idle_vblank(xwl_present_window->flip_active);
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xwl_present_window->flip_active = NULL;
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}
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}
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static WindowPtr
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present_wnmd_toplvl_pixmap_window(WindowPtr window)
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{
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ScreenPtr screen = window->drawable.pScreen;
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PixmapPtr pixmap = (*screen->GetWindowPixmap)(window);
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WindowPtr w = window;
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WindowPtr next_w;
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while(w->parent) {
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next_w = w->parent;
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if ( (*screen->GetWindowPixmap)(next_w) != pixmap) {
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break;
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}
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w = next_w;
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}
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return w;
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}
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static void
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present_wnmd_flips_stop(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_screen_priv_ptr screen_priv = present_screen_priv(window->drawable.pScreen);
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assert (!xwl_present_window->flip_pending);
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(*screen_priv->wnmd_info->flips_stop) (window);
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present_wnmd_free_idle_vblanks(window);
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present_wnmd_flip_try_ready(window);
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}
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static void
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present_wnmd_flip_notify_vblank(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
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{
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WindowPtr window = vblank->window;
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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DebugPresent(("\tn %" PRIu64 " %p %" PRIu64 " %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
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vblank->event_id, vblank, vblank->exec_msc, vblank->target_msc,
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vblank->pixmap ? vblank->pixmap->drawable.id : 0,
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vblank->window ? vblank->window->drawable.id : 0));
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assert (vblank == xwl_present_window->flip_pending);
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xorg_list_del(&vblank->event_queue);
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if (xwl_present_window->flip_active) {
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if (xwl_present_window->flip_active->flip_idler)
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present_wnmd_free_idle_vblank(xwl_present_window->flip_active);
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else
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/* Put the previous flip in the idle_queue and wait for further notice from
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* the Wayland compositor
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*/
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xorg_list_append(&xwl_present_window->flip_active->event_queue, &xwl_present_window->idle_queue);
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}
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xwl_present_window->flip_active = vblank;
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xwl_present_window->flip_pending = NULL;
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present_vblank_notify(vblank, PresentCompleteKindPixmap, PresentCompleteModeFlip, ust, crtc_msc);
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if (vblank->abort_flip)
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present_wnmd_flips_stop(window);
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present_wnmd_flip_try_ready(window);
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}
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static void
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present_wnmd_event_notify(WindowPtr window, uint64_t event_id, uint64_t ust, uint64_t msc)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_window_priv_ptr window_priv = present_window_priv(window);
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present_vblank_ptr vblank;
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if (!window_priv)
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return;
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if (!event_id)
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return;
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DebugPresent(("\te %" PRIu64 " ust %" PRIu64 " msc %" PRIu64 "\n", event_id, ust, msc));
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xorg_list_for_each_entry(vblank, &xwl_present_window->exec_queue, event_queue) {
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if (event_id == vblank->event_id) {
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present_wnmd_execute(vblank, ust, msc);
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return;
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}
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}
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xorg_list_for_each_entry(vblank, &xwl_present_window->flip_queue, event_queue) {
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if (vblank->event_id == event_id) {
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assert(vblank->queued);
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present_wnmd_execute(vblank, ust, msc);
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return;
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}
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}
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/* Copies which were executed but need their completion event sent */
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xorg_list_for_each_entry(vblank, &xwl_present_window->idle_queue, event_queue) {
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if (vblank->event_id == event_id) {
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present_execute_post(vblank, ust, msc);
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return;
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}
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}
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}
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static void
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present_wnmd_flip_notify(WindowPtr window, uint64_t event_id, uint64_t ust, uint64_t msc)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_vblank_ptr vblank;
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xorg_list_for_each_entry(vblank, &xwl_present_window->flip_queue, event_queue) {
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if (vblank->event_id == event_id) {
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assert(!vblank->queued);
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assert(vblank->window);
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present_wnmd_flip_notify_vblank(vblank, ust, msc);
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return;
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}
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}
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}
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static void
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present_wnmd_idle_notify(WindowPtr window, uint64_t event_id)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_vblank_ptr vblank;
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if (xwl_present_window->flip_active && xwl_present_window->flip_active->event_id == event_id) {
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/* Active flip is allowed to become idle directly when it becomes unactive again. */
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xwl_present_window->flip_active->flip_idler = TRUE;
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return;
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}
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xorg_list_for_each_entry(vblank, &xwl_present_window->idle_queue, event_queue) {
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if (vblank->event_id == event_id) {
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present_wnmd_free_idle_vblank(vblank);
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return;
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}
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}
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xorg_list_for_each_entry(vblank, &xwl_present_window->flip_queue, event_queue) {
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if (vblank->event_id == event_id) {
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vblank->flip_idler = TRUE;
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return;
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}
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}
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}
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static Bool
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present_wnmd_check_flip(RRCrtcPtr crtc,
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WindowPtr window,
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PixmapPtr pixmap,
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Bool sync_flip,
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RegionPtr valid,
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int16_t x_off,
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int16_t y_off,
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PresentFlipReason *reason)
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{
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ScreenPtr screen = window->drawable.pScreen;
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present_screen_priv_ptr screen_priv = present_screen_priv(screen);
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WindowPtr toplvl_window = present_wnmd_toplvl_pixmap_window(window);
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if (reason)
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*reason = PRESENT_FLIP_REASON_UNKNOWN;
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if (!screen_priv)
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return FALSE;
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if (!screen_priv->wnmd_info)
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return FALSE;
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if (!crtc)
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return FALSE;
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/* Check to see if the driver supports flips at all */
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if (!screen_priv->wnmd_info->flip)
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return FALSE;
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/* Source pixmap must align with window exactly */
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if (x_off || y_off)
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return FALSE;
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/* Valid area must contain window (for simplicity for now just never flip when one is set). */
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if (valid)
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return FALSE;
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/* Flip pixmap must have same dimensions as window */
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if (window->drawable.width != pixmap->drawable.width ||
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window->drawable.height != pixmap->drawable.height)
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return FALSE;
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/* Window must be same region as toplevel window */
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if ( !RegionEqual(&window->winSize, &toplvl_window->winSize) )
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return FALSE;
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/* Can't flip if window clipped by children */
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if (!RegionEqual(&window->clipList, &window->winSize))
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return FALSE;
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/* Ask the driver for permission */
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if (screen_priv->wnmd_info->check_flip2) {
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if (!(*screen_priv->wnmd_info->check_flip2) (crtc, window, pixmap, sync_flip, reason)) {
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DebugPresent(("\td %08" PRIx32 " -> %08" PRIx32 "\n",
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window->drawable.id, pixmap ? pixmap->drawable.id : 0));
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return FALSE;
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}
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}
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return TRUE;
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}
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/*
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* 'window' is being reconfigured. Check to see if it is involved
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* in flipping and clean up as necessary.
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*/
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static void
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present_wnmd_check_flip_window (WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
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present_window_priv_ptr window_priv = present_window_priv(window);
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present_vblank_ptr flip_pending;
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present_vblank_ptr flip_active;
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present_vblank_ptr vblank;
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PresentFlipReason reason;
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/* If this window hasn't ever been used with Present, it can't be
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* flipping
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*/
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if (!xwl_present_window || !window_priv)
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return;
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flip_pending = xwl_present_window->flip_pending;
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flip_active = xwl_present_window->flip_active;
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if (flip_pending) {
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if (!present_wnmd_check_flip(flip_pending->crtc, flip_pending->window, flip_pending->pixmap,
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flip_pending->sync_flip, flip_pending->valid, 0, 0, NULL))
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xwl_present_window->flip_pending->abort_flip = TRUE;
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} else if (flip_active) {
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if (!present_wnmd_check_flip(flip_active->crtc, flip_active->window, flip_active->pixmap,
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flip_active->sync_flip, flip_active->valid, 0, 0, NULL))
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present_wnmd_flips_stop(window);
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}
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/* Now check any queued vblanks */
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xorg_list_for_each_entry(vblank, &window_priv->vblank, window_list) {
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if (vblank->queued && vblank->flip &&
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!present_wnmd_check_flip(vblank->crtc, window, vblank->pixmap,
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vblank->sync_flip, vblank->valid, 0, 0, &reason)) {
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vblank->flip = FALSE;
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vblank->reason = reason;
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}
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}
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}
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/*
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* Clean up any pending or current flips for this window
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*/
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static void
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present_wnmd_clear_window_flip(WindowPtr window)
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{
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struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
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present_vblank_ptr vblank, tmp;
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xorg_list_for_each_entry_safe(vblank, tmp, &xwl_present_window->flip_queue, event_queue) {
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present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
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present_vblank_destroy(vblank);
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}
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xorg_list_for_each_entry_safe(vblank, tmp, &xwl_present_window->idle_queue, event_queue) {
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present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
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present_vblank_destroy(vblank);
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}
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vblank = xwl_present_window->flip_active;
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if (vblank) {
|
|
present_pixmap_idle(vblank->pixmap, vblank->window, vblank->serial, vblank->idle_fence);
|
|
present_vblank_destroy(vblank);
|
|
}
|
|
xwl_present_window->flip_active = NULL;
|
|
}
|
|
|
|
static Bool
|
|
present_wnmd_flip(WindowPtr window,
|
|
RRCrtcPtr crtc,
|
|
uint64_t event_id,
|
|
uint64_t target_msc,
|
|
PixmapPtr pixmap,
|
|
Bool sync_flip,
|
|
RegionPtr damage)
|
|
{
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
|
|
|
|
return (*screen_priv->wnmd_info->flip) (window,
|
|
crtc,
|
|
event_id,
|
|
target_msc,
|
|
pixmap,
|
|
sync_flip,
|
|
damage);
|
|
}
|
|
|
|
static void
|
|
present_wnmd_cancel_flip(WindowPtr window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
|
|
|
|
if (xwl_present_window->flip_pending)
|
|
xwl_present_window->flip_pending->abort_flip = TRUE;
|
|
else if (xwl_present_window->flip_active)
|
|
present_wnmd_flips_stop(window);
|
|
}
|
|
|
|
/*
|
|
* Once the required MSC has been reached, execute the pending request.
|
|
*
|
|
* For requests to actually present something, either blt contents to
|
|
* the window pixmap or queue a window buffer swap on the backend.
|
|
*
|
|
* For requests to just get the current MSC/UST combo, skip that part and
|
|
* go straight to event delivery.
|
|
*/
|
|
static void
|
|
present_wnmd_execute(present_vblank_ptr vblank, uint64_t ust, uint64_t crtc_msc)
|
|
{
|
|
WindowPtr window = vblank->window;
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
|
|
present_window_priv_ptr window_priv = present_window_priv(window);
|
|
|
|
if (present_execute_wait(vblank, crtc_msc))
|
|
return;
|
|
|
|
if (vblank->flip && vblank->pixmap && vblank->window) {
|
|
if (xwl_present_window->flip_pending) {
|
|
DebugPresent(("\tr %" PRIu64 " %p (pending %p)\n",
|
|
vblank->event_id, vblank,
|
|
xwl_present_window->flip_pending));
|
|
xorg_list_del(&vblank->event_queue);
|
|
xorg_list_append(&vblank->event_queue, &xwl_present_window->flip_queue);
|
|
vblank->flip_ready = TRUE;
|
|
return;
|
|
}
|
|
}
|
|
|
|
xorg_list_del(&vblank->event_queue);
|
|
xorg_list_del(&vblank->window_list);
|
|
vblank->queued = FALSE;
|
|
|
|
if (vblank->pixmap && vblank->window) {
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
|
|
if (vblank->flip) {
|
|
RegionPtr damage;
|
|
|
|
DebugPresent(("\tf %" PRIu64 " %p %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
|
|
vblank->event_id, vblank, crtc_msc,
|
|
vblank->pixmap->drawable.id, vblank->window->drawable.id));
|
|
|
|
/* Prepare to flip by placing it in the flip queue
|
|
*/
|
|
xorg_list_add(&vblank->event_queue, &xwl_present_window->flip_queue);
|
|
|
|
/* Set update region as damaged */
|
|
if (vblank->update) {
|
|
damage = RegionDuplicate(vblank->update);
|
|
/* Translate update region to screen space */
|
|
assert(vblank->x_off == 0 && vblank->y_off == 0);
|
|
RegionTranslate(damage, window->drawable.x, window->drawable.y);
|
|
RegionIntersect(damage, damage, &window->clipList);
|
|
} else
|
|
damage = RegionDuplicate(&window->clipList);
|
|
|
|
/* Try to flip - the vblank is now pending
|
|
*/
|
|
xwl_present_window->flip_pending = vblank;
|
|
// ask the driver
|
|
if (present_wnmd_flip(vblank->window, vblank->crtc, vblank->event_id,
|
|
vblank->target_msc, vblank->pixmap, vblank->sync_flip, damage)) {
|
|
WindowPtr toplvl_window = present_wnmd_toplvl_pixmap_window(vblank->window);
|
|
PixmapPtr old_pixmap = screen->GetWindowPixmap(window);
|
|
|
|
/* Replace window pixmap with flip pixmap */
|
|
#ifdef COMPOSITE
|
|
vblank->pixmap->screen_x = old_pixmap->screen_x;
|
|
vblank->pixmap->screen_y = old_pixmap->screen_y;
|
|
#endif
|
|
present_set_tree_pixmap(toplvl_window, old_pixmap, vblank->pixmap);
|
|
vblank->pixmap->refcnt++;
|
|
dixDestroyPixmap(old_pixmap, old_pixmap->drawable.id);
|
|
|
|
/* Report damage */
|
|
DamageDamageRegion(&vblank->window->drawable, damage);
|
|
RegionDestroy(damage);
|
|
return;
|
|
}
|
|
|
|
xorg_list_del(&vblank->event_queue);
|
|
/* Flip failed. Clear the flip_pending field
|
|
*/
|
|
xwl_present_window->flip_pending = NULL;
|
|
vblank->flip = FALSE;
|
|
}
|
|
DebugPresent(("\tc %p %" PRIu64 ": %08" PRIx32 " -> %08" PRIx32 "\n",
|
|
vblank, crtc_msc, vblank->pixmap->drawable.id, vblank->window->drawable.id));
|
|
|
|
present_wnmd_cancel_flip(window);
|
|
|
|
present_execute_copy(vblank, crtc_msc);
|
|
assert(!vblank->queued);
|
|
|
|
if (present_wnmd_queue_vblank(screen, window, vblank->crtc,
|
|
vblank->event_id, crtc_msc + 1)
|
|
== Success) {
|
|
xorg_list_add(&vblank->event_queue, &xwl_present_window->idle_queue);
|
|
xorg_list_append(&vblank->window_list, &window_priv->vblank);
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
present_execute_post(vblank, ust, crtc_msc);
|
|
}
|
|
|
|
static void
|
|
present_wnmd_update_window_crtc(WindowPtr window, RRCrtcPtr crtc, uint64_t new_msc)
|
|
{
|
|
present_window_priv_ptr window_priv = present_get_window_priv(window, TRUE);
|
|
|
|
/* Crtc unchanged, no offset. */
|
|
if (crtc == window_priv->crtc)
|
|
return;
|
|
|
|
/* No crtc earlier to offset against, just set the crtc. */
|
|
if (window_priv->crtc == PresentCrtcNeverSet) {
|
|
window_priv->msc_offset = 0;
|
|
window_priv->crtc = crtc;
|
|
return;
|
|
}
|
|
|
|
/* In window-mode the last correct msc-offset is always kept
|
|
* in window-priv struct because msc is saved per window and
|
|
* not per crtc as in screen-mode.
|
|
*/
|
|
window_priv->msc_offset += new_msc - window_priv->msc;
|
|
window_priv->crtc = crtc;
|
|
}
|
|
|
|
static int
|
|
present_wnmd_pixmap(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,
|
|
uint64_t target_window_msc,
|
|
uint64_t divisor,
|
|
uint64_t remainder,
|
|
present_notify_ptr notifies,
|
|
int num_notifies)
|
|
{
|
|
uint64_t ust = 0;
|
|
uint64_t target_msc;
|
|
uint64_t crtc_msc = 0;
|
|
int ret;
|
|
present_vblank_ptr vblank, tmp;
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(window);
|
|
present_window_priv_ptr window_priv = present_get_window_priv(window, TRUE);
|
|
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
|
|
|
|
if (!window_priv)
|
|
return BadAlloc;
|
|
|
|
target_crtc = present_wnmd_get_crtc(screen_priv, window);
|
|
|
|
ret = present_wnmd_get_ust_msc(screen, window, &ust, &crtc_msc);
|
|
|
|
present_wnmd_update_window_crtc(window, target_crtc, crtc_msc);
|
|
|
|
if (ret == Success) {
|
|
/* Stash the current MSC away in case we need it later
|
|
*/
|
|
window_priv->msc = crtc_msc;
|
|
}
|
|
|
|
target_msc = present_get_target_msc(target_window_msc + window_priv->msc_offset,
|
|
crtc_msc,
|
|
divisor,
|
|
remainder,
|
|
options);
|
|
|
|
/*
|
|
* Look for a matching presentation already on the list...
|
|
*/
|
|
|
|
if (!update && pixmap) {
|
|
xorg_list_for_each_entry_safe(vblank, tmp, &window_priv->vblank, window_list) {
|
|
|
|
if (!vblank->pixmap)
|
|
continue;
|
|
|
|
if (!vblank->queued)
|
|
continue;
|
|
|
|
if (vblank->target_msc != target_msc)
|
|
continue;
|
|
|
|
present_vblank_scrap(vblank);
|
|
if (vblank->flip_ready)
|
|
present_wnmd_re_execute(vblank);
|
|
}
|
|
}
|
|
|
|
vblank = present_vblank_create(window,
|
|
pixmap,
|
|
serial,
|
|
valid,
|
|
update,
|
|
x_off,
|
|
y_off,
|
|
target_crtc,
|
|
wait_fence,
|
|
idle_fence,
|
|
options,
|
|
screen_priv->wnmd_info->capabilities,
|
|
notifies,
|
|
num_notifies,
|
|
target_msc,
|
|
crtc_msc);
|
|
if (!vblank)
|
|
return BadAlloc;
|
|
|
|
vblank->event_id = ++present_wnmd_event_id;
|
|
|
|
/* WNMD presentations always complete (at least) one frame after they
|
|
* are executed
|
|
*/
|
|
vblank->exec_msc = vblank->target_msc - 1;
|
|
|
|
xorg_list_append(&vblank->event_queue, &xwl_present_window->exec_queue);
|
|
vblank->queued = TRUE;
|
|
if (crtc_msc < vblank->exec_msc) {
|
|
if (present_wnmd_queue_vblank(screen, window, target_crtc, vblank->event_id, vblank->exec_msc) == Success) {
|
|
return Success;
|
|
}
|
|
DebugPresent(("present_queue_vblank failed\n"));
|
|
}
|
|
|
|
present_wnmd_execute(vblank, ust, crtc_msc);
|
|
return Success;
|
|
}
|
|
|
|
static void
|
|
present_wnmd_abort_vblank(ScreenPtr screen, WindowPtr window, RRCrtcPtr crtc, uint64_t event_id, uint64_t msc)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
|
|
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
|
|
present_vblank_ptr vblank;
|
|
|
|
(*screen_priv->wnmd_info->abort_vblank) (window, crtc, event_id, msc);
|
|
|
|
xorg_list_for_each_entry(vblank, &xwl_present_window->exec_queue, event_queue) {
|
|
if (vblank->event_id == event_id) {
|
|
xorg_list_del(&vblank->event_queue);
|
|
vblank->queued = FALSE;
|
|
return;
|
|
}
|
|
}
|
|
xorg_list_for_each_entry(vblank, &xwl_present_window->flip_queue, event_queue) {
|
|
if (vblank->event_id == event_id) {
|
|
xorg_list_del(&vblank->event_queue);
|
|
vblank->queued = FALSE;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
present_wnmd_flush(WindowPtr window)
|
|
{
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
present_screen_priv_ptr screen_priv = present_screen_priv(screen);
|
|
|
|
(*screen_priv->wnmd_info->flush) (window);
|
|
}
|
|
|
|
/*
|
|
* Initialize a screen for use with present in window flip mode (wnmd)
|
|
*/
|
|
static int
|
|
present_wnmd_screen_init(ScreenPtr screen, present_wnmd_info_ptr info)
|
|
{
|
|
present_screen_priv_ptr screen_priv;
|
|
|
|
if (!present_screen_register_priv_keys())
|
|
return FALSE;
|
|
|
|
if (present_screen_priv(screen))
|
|
return TRUE;
|
|
|
|
screen_priv = present_screen_priv_init(screen);
|
|
if (!screen_priv)
|
|
return FALSE;
|
|
|
|
screen_priv->wnmd_info = info;
|
|
|
|
screen_priv->query_capabilities = &present_wnmd_query_capabilities;
|
|
screen_priv->get_crtc = &present_wnmd_get_crtc;
|
|
|
|
screen_priv->check_flip = &present_wnmd_check_flip;
|
|
screen_priv->check_flip_window = &present_wnmd_check_flip_window;
|
|
screen_priv->clear_window_flip = &present_wnmd_clear_window_flip;
|
|
|
|
screen_priv->present_pixmap = &present_wnmd_pixmap;
|
|
screen_priv->queue_vblank = &present_wnmd_queue_vblank;
|
|
screen_priv->flush = &present_wnmd_flush;
|
|
screen_priv->re_execute = &present_wnmd_re_execute;
|
|
|
|
screen_priv->abort_vblank = &present_wnmd_abort_vblank;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static void
|
|
xwl_present_release_pixmap(struct xwl_present_event *event)
|
|
{
|
|
if (!event->pixmap)
|
|
return;
|
|
|
|
xwl_pixmap_del_buffer_release_cb(event->pixmap);
|
|
dixDestroyPixmap(event->pixmap, event->pixmap->drawable.id);
|
|
event->pixmap = NULL;
|
|
}
|
|
|
|
static void
|
|
xwl_present_free_event(struct xwl_present_event *event)
|
|
{
|
|
if (!event)
|
|
return;
|
|
|
|
xwl_present_release_pixmap(event);
|
|
xorg_list_del(&event->list);
|
|
free(event);
|
|
}
|
|
|
|
void
|
|
xwl_present_cleanup(WindowPtr window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
|
|
struct xwl_present_event *event, *tmp;
|
|
|
|
if (!xwl_present_window)
|
|
return;
|
|
|
|
xorg_list_del(&xwl_present_window->frame_callback_list);
|
|
|
|
if (xwl_present_window->sync_callback) {
|
|
wl_callback_destroy(xwl_present_window->sync_callback);
|
|
xwl_present_window->sync_callback = NULL;
|
|
}
|
|
|
|
/* Clear remaining events */
|
|
xorg_list_for_each_entry_safe(event, tmp, &xwl_present_window->wait_list, list)
|
|
xwl_present_free_event(event);
|
|
|
|
xwl_present_free_event(xwl_present_window->sync_flip);
|
|
|
|
xorg_list_for_each_entry_safe(event, tmp, &xwl_present_window->release_list, list)
|
|
xwl_present_free_event(event);
|
|
|
|
/* Clear timer */
|
|
xwl_present_free_timer(xwl_present_window);
|
|
|
|
/* Remove from privates so we don't try to access it later */
|
|
dixSetPrivate(&window->devPrivates,
|
|
&xwl_present_window_private_key,
|
|
NULL);
|
|
|
|
free(xwl_present_window);
|
|
}
|
|
|
|
static void
|
|
xwl_present_buffer_release(void *data)
|
|
{
|
|
struct xwl_present_event *event = data;
|
|
|
|
if (!event)
|
|
return;
|
|
|
|
xwl_present_release_pixmap(event);
|
|
|
|
if (!event->abort)
|
|
present_wnmd_idle_notify(event->xwl_present_window->window, event->event_id);
|
|
|
|
if (!event->pending)
|
|
xwl_present_free_event(event);
|
|
}
|
|
|
|
static void
|
|
xwl_present_msc_bump(struct xwl_present_window *xwl_present_window)
|
|
{
|
|
uint64_t msc = ++xwl_present_window->msc;
|
|
struct xwl_present_event *event, *tmp;
|
|
|
|
xwl_present_window->ust = GetTimeInMicros();
|
|
|
|
event = xwl_present_window->sync_flip;
|
|
xwl_present_window->sync_flip = NULL;
|
|
if (event) {
|
|
event->pending = FALSE;
|
|
|
|
present_wnmd_flip_notify(xwl_present_window->window, event->event_id,
|
|
xwl_present_window->ust, msc);
|
|
|
|
if (!event->pixmap) {
|
|
/* If the buffer was already released, clean up now */
|
|
xwl_present_free_event(event);
|
|
} else {
|
|
xorg_list_add(&event->list, &xwl_present_window->release_list);
|
|
}
|
|
}
|
|
|
|
xorg_list_for_each_entry_safe(event, tmp,
|
|
&xwl_present_window->wait_list,
|
|
list) {
|
|
if (event->target_msc <= msc) {
|
|
present_wnmd_event_notify(xwl_present_window->window,
|
|
event->event_id,
|
|
xwl_present_window->ust,
|
|
msc);
|
|
xwl_present_free_event(event);
|
|
}
|
|
}
|
|
}
|
|
|
|
static CARD32
|
|
xwl_present_timer_callback(OsTimerPtr timer,
|
|
CARD32 time,
|
|
void *arg)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = arg;
|
|
|
|
/* If we were expecting a frame callback for this window, it didn't arrive
|
|
* in a second. Stop listening to it to avoid double-bumping the MSC
|
|
*/
|
|
xorg_list_del(&xwl_present_window->frame_callback_list);
|
|
|
|
xwl_present_msc_bump(xwl_present_window);
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
xwl_present_frame_callback(struct xwl_present_window *xwl_present_window)
|
|
{
|
|
xorg_list_del(&xwl_present_window->frame_callback_list);
|
|
|
|
xwl_present_msc_bump(xwl_present_window);
|
|
|
|
/* we do not need the timer anymore for this frame,
|
|
* reset it for potentially the next one
|
|
*/
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
}
|
|
|
|
static void
|
|
xwl_present_sync_callback(void *data,
|
|
struct wl_callback *callback,
|
|
uint32_t time)
|
|
{
|
|
struct xwl_present_event *event = data;
|
|
struct xwl_present_window *xwl_present_window = event->xwl_present_window;
|
|
|
|
wl_callback_destroy(xwl_present_window->sync_callback);
|
|
xwl_present_window->sync_callback = NULL;
|
|
|
|
event->pending = FALSE;
|
|
|
|
if (!event->abort)
|
|
present_wnmd_flip_notify(xwl_present_window->window, event->event_id,
|
|
xwl_present_window->ust, xwl_present_window->msc);
|
|
|
|
if (!event->pixmap)
|
|
xwl_present_free_event(event);
|
|
}
|
|
|
|
static const struct wl_callback_listener xwl_present_sync_listener = {
|
|
xwl_present_sync_callback
|
|
};
|
|
|
|
static RRCrtcPtr
|
|
xwl_present_get_crtc(WindowPtr present_window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(present_window);
|
|
rrScrPrivPtr rr_private;
|
|
|
|
if (xwl_present_window == NULL)
|
|
return NULL;
|
|
|
|
rr_private = rrGetScrPriv(present_window->drawable.pScreen);
|
|
|
|
if (rr_private->numCrtcs == 0)
|
|
return NULL;
|
|
|
|
return rr_private->crtcs[0];
|
|
}
|
|
|
|
static int
|
|
xwl_present_get_ust_msc(WindowPtr present_window, uint64_t *ust, uint64_t *msc)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(present_window);
|
|
if (!xwl_present_window)
|
|
return BadAlloc;
|
|
|
|
*ust = xwl_present_window->ust;
|
|
*msc = xwl_present_window->msc;
|
|
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
* Queue an event to report back to the Present extension when the specified
|
|
* MSC has past
|
|
*/
|
|
static int
|
|
xwl_present_queue_vblank(WindowPtr present_window,
|
|
RRCrtcPtr crtc,
|
|
uint64_t event_id,
|
|
uint64_t msc)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_get_priv(present_window);
|
|
struct xwl_window *xwl_window = xwl_window_from_window(present_window);
|
|
struct xwl_present_event *event;
|
|
|
|
event = malloc(sizeof *event);
|
|
if (!event)
|
|
return BadAlloc;
|
|
|
|
event->event_id = event_id;
|
|
event->pixmap = NULL;
|
|
event->xwl_present_window = xwl_present_window;
|
|
event->target_msc = msc;
|
|
|
|
xorg_list_append(&event->list, &xwl_present_window->wait_list);
|
|
|
|
/* If there's a pending frame callback, use that */
|
|
if (xwl_window && xwl_window->frame_callback &&
|
|
xorg_list_is_empty(&xwl_present_window->frame_callback_list)) {
|
|
xorg_list_add(&xwl_present_window->frame_callback_list,
|
|
&xwl_window->frame_callback_list);
|
|
}
|
|
|
|
if ((xwl_window && xwl_window->frame_callback) ||
|
|
!xwl_present_window->frame_timer)
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
* Remove a pending vblank event so that it is not reported
|
|
* to the extension
|
|
*/
|
|
static void
|
|
xwl_present_abort_vblank(WindowPtr present_window,
|
|
RRCrtcPtr crtc,
|
|
uint64_t event_id,
|
|
uint64_t msc)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(present_window);
|
|
struct xwl_present_event *event, *tmp;
|
|
|
|
if (!xwl_present_window)
|
|
return;
|
|
|
|
xorg_list_for_each_entry_safe(event, tmp, &xwl_present_window->wait_list, list) {
|
|
if (event->event_id == event_id) {
|
|
xwl_present_free_event(event);
|
|
return;
|
|
}
|
|
}
|
|
|
|
xorg_list_for_each_entry(event, &xwl_present_window->release_list, list) {
|
|
if (event->event_id == event_id) {
|
|
event->abort = TRUE;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
xwl_present_flush(WindowPtr window)
|
|
{
|
|
glamor_block_handler(window->drawable.pScreen);
|
|
}
|
|
|
|
static Bool
|
|
xwl_present_check_flip2(RRCrtcPtr crtc,
|
|
WindowPtr present_window,
|
|
PixmapPtr pixmap,
|
|
Bool sync_flip,
|
|
PresentFlipReason *reason)
|
|
{
|
|
struct xwl_window *xwl_window = xwl_window_from_window(present_window);
|
|
ScreenPtr screen = pixmap->drawable.pScreen;
|
|
|
|
if (!xwl_window)
|
|
return FALSE;
|
|
|
|
if (!xwl_glamor_check_flip(pixmap))
|
|
return FALSE;
|
|
|
|
/* Can't flip if the window pixmap doesn't match the xwl_window parent
|
|
* window's, e.g. because a client redirected this window or one of its
|
|
* parents.
|
|
*/
|
|
if (screen->GetWindowPixmap(xwl_window->window) != screen->GetWindowPixmap(present_window))
|
|
return FALSE;
|
|
|
|
/*
|
|
* We currently only allow flips of windows, that have the same
|
|
* dimensions as their xwl_window parent window. For the case of
|
|
* different sizes subsurfaces are presumably the way forward.
|
|
*/
|
|
if (!RegionEqual(&xwl_window->window->winSize, &present_window->winSize))
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static Bool
|
|
xwl_present_flip(WindowPtr present_window,
|
|
RRCrtcPtr crtc,
|
|
uint64_t event_id,
|
|
uint64_t target_msc,
|
|
PixmapPtr pixmap,
|
|
Bool sync_flip,
|
|
RegionPtr damage)
|
|
{
|
|
struct xwl_window *xwl_window = xwl_window_from_window(present_window);
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(present_window);
|
|
BoxPtr damage_box;
|
|
struct wl_buffer *buffer;
|
|
struct xwl_present_event *event;
|
|
|
|
if (!xwl_window)
|
|
return FALSE;
|
|
|
|
buffer = xwl_glamor_pixmap_get_wl_buffer(pixmap);
|
|
if (!buffer) {
|
|
ErrorF("present: Error getting buffer\n");
|
|
return FALSE;
|
|
}
|
|
|
|
damage_box = RegionExtents(damage);
|
|
|
|
event = malloc(sizeof *event);
|
|
if (!event)
|
|
return FALSE;
|
|
|
|
pixmap->refcnt++;
|
|
|
|
event->event_id = event_id;
|
|
event->xwl_present_window = xwl_present_window;
|
|
event->pixmap = pixmap;
|
|
event->target_msc = target_msc;
|
|
event->pending = TRUE;
|
|
event->abort = FALSE;
|
|
|
|
if (sync_flip) {
|
|
xorg_list_init(&event->list);
|
|
xwl_present_window->sync_flip = event;
|
|
} else {
|
|
xorg_list_add(&event->list, &xwl_present_window->release_list);
|
|
}
|
|
|
|
xwl_pixmap_set_buffer_release_cb(pixmap, xwl_present_buffer_release, event);
|
|
|
|
/* We can flip directly to the main surface (full screen window without clips) */
|
|
wl_surface_attach(xwl_window->surface, buffer, 0, 0);
|
|
|
|
if (!xwl_window->frame_callback)
|
|
xwl_window_create_frame_callback(xwl_window);
|
|
|
|
if (xorg_list_is_empty(&xwl_present_window->frame_callback_list)) {
|
|
xorg_list_add(&xwl_present_window->frame_callback_list,
|
|
&xwl_window->frame_callback_list);
|
|
}
|
|
|
|
/* Realign timer */
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
|
|
xwl_surface_damage(xwl_window->xwl_screen, xwl_window->surface,
|
|
damage_box->x1 - present_window->drawable.x,
|
|
damage_box->y1 - present_window->drawable.y,
|
|
damage_box->x2 - damage_box->x1,
|
|
damage_box->y2 - damage_box->y1);
|
|
|
|
wl_surface_commit(xwl_window->surface);
|
|
|
|
if (!sync_flip) {
|
|
xwl_present_window->sync_callback =
|
|
wl_display_sync(xwl_window->xwl_screen->display);
|
|
wl_callback_add_listener(xwl_present_window->sync_callback,
|
|
&xwl_present_sync_listener,
|
|
event);
|
|
}
|
|
|
|
wl_display_flush(xwl_window->xwl_screen->display);
|
|
xwl_window->present_flipped = TRUE;
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
xwl_present_flips_stop(WindowPtr window)
|
|
{
|
|
struct xwl_present_window *xwl_present_window = xwl_present_window_priv(window);
|
|
|
|
/* Change back to the fast refresh rate */
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
}
|
|
|
|
void
|
|
xwl_present_unrealize_window(struct xwl_present_window *xwl_present_window)
|
|
{
|
|
/* The pending frame callback may never be called, so drop it and shorten
|
|
* the frame timer interval.
|
|
*/
|
|
xorg_list_del(&xwl_present_window->frame_callback_list);
|
|
xwl_present_reset_timer(xwl_present_window);
|
|
}
|
|
|
|
static present_wnmd_info_rec xwl_present_info = {
|
|
.version = PRESENT_SCREEN_INFO_VERSION,
|
|
.get_crtc = xwl_present_get_crtc,
|
|
|
|
.get_ust_msc = xwl_present_get_ust_msc,
|
|
.queue_vblank = xwl_present_queue_vblank,
|
|
.abort_vblank = xwl_present_abort_vblank,
|
|
|
|
.flush = xwl_present_flush,
|
|
|
|
.capabilities = PresentCapabilityAsync,
|
|
.check_flip2 = xwl_present_check_flip2,
|
|
.flip = xwl_present_flip,
|
|
.flips_stop = xwl_present_flips_stop
|
|
};
|
|
|
|
Bool
|
|
xwl_present_init(ScreenPtr screen)
|
|
{
|
|
struct xwl_screen *xwl_screen = xwl_screen_get(screen);
|
|
|
|
if (!xwl_screen->glamor || !xwl_screen->egl_backend)
|
|
return FALSE;
|
|
|
|
if (!dixRegisterPrivateKey(&xwl_present_window_private_key, PRIVATE_WINDOW, 0))
|
|
return FALSE;
|
|
|
|
return present_wnmd_screen_init(screen, &xwl_present_info);
|
|
}
|