diff options
Diffstat (limited to 'src/gallium/auxiliary')
| -rw-r--r-- | src/gallium/auxiliary/vl/vl_winsys_dri3.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/vl/vl_winsys_dri3.c b/src/gallium/auxiliary/vl/vl_winsys_dri3.c index f892d398d44..7a3a6ba313a 100644 --- a/src/gallium/auxiliary/vl/vl_winsys_dri3.c +++ b/src/gallium/auxiliary/vl/vl_winsys_dri3.c @@ -75,6 +75,10 @@ struct vl_dri3_screen struct vl_dri3_buffer *front_buffer; bool is_pixmap; + + uint32_t send_msc_serial, recv_msc_serial; + uint64_t send_sbc, recv_sbc; + int64_t last_ust, ns_frame, last_msc, next_msc; }; static void @@ -98,6 +102,19 @@ dri3_free_back_buffer(struct vl_dri3_screen *scrn, } static void +dri3_handle_stamps(struct vl_dri3_screen *scrn, uint64_t ust, uint64_t msc) +{ + int64_t ust_ns = ust * 1000; + + if (scrn->last_ust && (ust_ns > scrn->last_ust) && + scrn->last_msc && (msc > scrn->last_msc)) + scrn->ns_frame = (ust_ns - scrn->last_ust) / (msc - scrn->last_msc); + + scrn->last_ust = ust_ns; + scrn->last_msc = msc; +} + +static void dri3_handle_present_event(struct vl_dri3_screen *scrn, xcb_present_generic_event_t *ge) { @@ -109,7 +126,16 @@ dri3_handle_present_event(struct vl_dri3_screen *scrn, break; } case XCB_PRESENT_COMPLETE_NOTIFY: { - /* TODO */ + xcb_present_complete_notify_event_t *ce = (void *) ge; + if (ce->kind == XCB_PRESENT_COMPLETE_KIND_PIXMAP) { + scrn->recv_sbc = (scrn->send_sbc & 0xffffffff00000000LL) | ce->serial; + if (scrn->recv_sbc > scrn->send_sbc) + scrn->recv_sbc -= 0x100000000; + dri3_handle_stamps(scrn, ce->ust, ce->msc); + } else if (ce->kind == XCB_PRESENT_COMPLETE_KIND_NOTIFY_MSC) { + scrn->recv_msc_serial = ce->serial; + dri3_handle_stamps(scrn, ce->ust, ce->msc); + } break; } case XCB_PRESENT_EVENT_IDLE_NOTIFY: { |