From patchwork Thu Oct 13 06:01:46 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Emil Condrea X-Patchwork-Id: 681621 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3svgJg6yjpz9s5g for ; Thu, 13 Oct 2016 17:08:19 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b=DTY5moe7; dkim-atps=neutral Received: from localhost ([::1]:37794 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1buZBg-0004q3-Ms for incoming@patchwork.ozlabs.org; Thu, 13 Oct 2016 02:08:16 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45767) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1buZ5s-0008T8-ME for qemu-devel@nongnu.org; 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xen_be_check_state(xendev); } -static void xen_be_evtchn_event(void *opaque) -{ - struct XenDevice *xendev = opaque; - evtchn_port_t port; - - port = xenevtchn_pending(xendev->evtchndev); - if (port != xendev->local_port) { - xen_be_printf(xendev, 0, - "xenevtchn_pending returned %d (expected %d)\n", - port, xendev->local_port); - return; - } - xenevtchn_unmask(xendev->evtchndev, port); - - if (xendev->ops->event) { - xendev->ops->event(xendev); - } -} - /* -------------------------------------------------------------------- */ int xen_be_init(void) @@ -702,22 +683,6 @@ int xen_be_bind_evtchn(struct XenDevice *xendev) return 0; } -void xen_be_unbind_evtchn(struct XenDevice *xendev) -{ - if (xendev->local_port == -1) { - return; - } - qemu_set_fd_handler(xenevtchn_fd(xendev->evtchndev), NULL, NULL, NULL); - xenevtchn_unbind(xendev->evtchndev, xendev->local_port); - xen_be_printf(xendev, 2, "unbind evtchn port %d\n", xendev->local_port); - xendev->local_port = -1; -} - -int xen_be_send_notify(struct XenDevice *xendev) -{ - return xenevtchn_notify(xendev->evtchndev, xendev->local_port); -} - static int xen_sysdev_init(SysBusDevice *dev) { diff --git a/hw/xen/xen_pvdev.c b/hw/xen/xen_pvdev.c index 22a1abe..7607e44 100644 --- a/hw/xen/xen_pvdev.c +++ b/hw/xen/xen_pvdev.c @@ -171,3 +171,38 @@ void xen_be_printf(struct XenDevice *xendev, int msg_level, } qemu_log_flush(); } + +void xen_be_evtchn_event(void *opaque) +{ + struct XenDevice *xendev = opaque; + evtchn_port_t port; + + port = xenevtchn_pending(xendev->evtchndev); + if (port != xendev->local_port) { + xen_be_printf(xendev, 0, + "xenevtchn_pending returned %d (expected %d)\n", + port, xendev->local_port); + return; + } + xenevtchn_unmask(xendev->evtchndev, port); + + if (xendev->ops->event) { + xendev->ops->event(xendev); + } +} + +void xen_be_unbind_evtchn(struct XenDevice *xendev) +{ + if (xendev->local_port == -1) { + return; + } + qemu_set_fd_handler(xenevtchn_fd(xendev->evtchndev), NULL, NULL, NULL); + xenevtchn_unbind(xendev->evtchndev, xendev->local_port); + xen_be_printf(xendev, 2, "unbind evtchn port %d\n", xendev->local_port); + xendev->local_port = -1; +} + +int xen_be_send_notify(struct XenDevice *xendev) +{ + return xenevtchn_notify(xendev->evtchndev, xendev->local_port); +} diff --git a/include/hw/xen/xen_backend.h b/include/hw/xen/xen_backend.h index 2e54150..6c617d9 100644 --- a/include/hw/xen/xen_backend.h +++ b/include/hw/xen/xen_backend.h @@ -36,8 +36,6 @@ void xen_be_register_common(void); int xen_be_register(const char *type, struct XenDevOps *ops); int xen_be_set_state(struct XenDevice *xendev, enum xenbus_state state); int xen_be_bind_evtchn(struct XenDevice *xendev); -void xen_be_unbind_evtchn(struct XenDevice *xendev); -int xen_be_send_notify(struct XenDevice *xendev); /* actual backend drivers */ extern struct XenDevOps xen_console_ops; /* xen_console.c */ diff --git a/include/hw/xen/xen_pvdev.h b/include/hw/xen/xen_pvdev.h index 3c4cc01..a8da3da 100644 --- a/include/hw/xen/xen_pvdev.h +++ b/include/hw/xen/xen_pvdev.h @@ -64,6 +64,10 @@ void xenstore_update(void *unused); const char *xenbus_strstate(enum xenbus_state state); +void xen_be_evtchn_event(void *opaque); +void xen_be_unbind_evtchn(struct XenDevice *xendev); +int xen_be_send_notify(struct XenDevice *xendev); + void xen_be_printf(struct XenDevice *xendev, int msg_level, const char *fmt, ...) GCC_FMT_ATTR(3, 4);