From nobody Tue Feb 10 23:33:39 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1592145906; cv=none; d=zohomail.com; s=zohoarc; b=Njw/mnzWpHQXbAaTBIV/7CZ1RxgZVW3u6tvy86cRA1i1RxRiXGzJYsZpQ5hmUU0bt/KWr3jdoYsqiRW5uWGbhZIPD+rWP6WpccryUGNGSHdNz8f4YEIarvqBrWCu5vcREWcDuuXy6hQksyygtvaOjSCAZZhNPsCWUc9b5LVeNYA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1592145906; h=Content-Transfer-Encoding:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=+dJHM+kPpfkxqwDOR/nJYExFJUySMTFGqSf7sxAw434=; b=C1IJUj0w/YKdy8zIil5/I6dGA3FG8pH2jfDBF7VAxEM8qh++OyZGBmY47rTtX7Vrt/yTsIYR3Obinm6+S4nPeMH00vH3fN6C9ft5DJZI1dfBJvVfOKscIHxKbgp4PhXslR4jqGwt3sUpSc3r+Do5XyOQ1kDkT9cOTRJ5YxLY6kc= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 159214590620062.651589839636586; Sun, 14 Jun 2020 07:45:06 -0700 (PDT) Received: from localhost ([::1]:46236 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jkTse-0003XU-Ve for importer@patchew.org; Sun, 14 Jun 2020 10:45:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:52278) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jkTf0-0000T6-QS; Sun, 14 Jun 2020 10:30:58 -0400 Received: from mail.ilande.co.uk ([2001:41c9:1:41f::167]:38494 helo=mail.default.ilande.uk0.bigv.io) by eggs.gnu.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jkTey-0005Ym-20; Sun, 14 Jun 2020 10:30:58 -0400 Received: from host217-39-64-113.range217-39.btcentralplus.com ([217.39.64.113] helo=kentang.home) by mail.default.ilande.uk0.bigv.io with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jkTes-0006Hv-NQ; Sun, 14 Jun 2020 15:30:53 +0100 From: Mark Cave-Ayland To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org, laurent@vivier.eu, fthain@telegraphics.com.au Date: Sun, 14 Jun 2020 15:28:38 +0100 Message-Id: <20200614142840.10245-21-mark.cave-ayland@ilande.co.uk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200614142840.10245-1-mark.cave-ayland@ilande.co.uk> References: <20200614142840.10245-1-mark.cave-ayland@ilande.co.uk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-SA-Exim-Connect-IP: 217.39.64.113 X-SA-Exim-Mail-From: mark.cave-ayland@ilande.co.uk Subject: [PATCH 20/22] adb: only call autopoll callbacks when autopoll is not blocked X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.default.ilande.uk0.bigv.io) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2001:41c9:1:41f::167; envelope-from=mark.cave-ayland@ilande.co.uk; helo=mail.default.ilande.uk0.bigv.io X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" Handle this at the ADB bus level so that individual implementations do not = need to handle this themselves. Finally add an assert() into adb_request() to prevent developers from accid= entally making an explicit ADB request without blocking autopoll. Signed-off-by: Mark Cave-Ayland --- hw/input/adb.c | 7 +++++-- hw/misc/mac_via.c | 6 +----- 2 files changed, 6 insertions(+), 7 deletions(-) diff --git a/hw/input/adb.c b/hw/input/adb.c index 70aa1f4570..fe0f6c7ef3 100644 --- a/hw/input/adb.c +++ b/hw/input/adb.c @@ -86,10 +86,11 @@ static int do_adb_request(ADBBusState *s, uint8_t *obuf= , const uint8_t *buf, =20 int adb_request(ADBBusState *s, uint8_t *obuf, const uint8_t *buf, int len) { + assert(s->autopoll_blocked); + return do_adb_request(s, obuf, buf, len); } =20 -/* XXX: move that to cuda ? */ int adb_poll(ADBBusState *s, uint8_t *obuf, uint16_t poll_mask) { ADBDevice *d; @@ -181,7 +182,9 @@ static void adb_autopoll(void *opaque) { ADBBusState *s =3D opaque; =20 - s->autopoll_cb(s->autopoll_cb_opaque); + if (!s->autopoll_blocked) { + s->autopoll_cb(s->autopoll_cb_opaque); + } =20 timer_mod(s->autopoll_timer, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + diff --git a/hw/misc/mac_via.c b/hw/misc/mac_via.c index 7676545474..efe96138d0 100644 --- a/hw/misc/mac_via.c +++ b/hw/misc/mac_via.c @@ -615,11 +615,7 @@ static void adb_via_poll(void *opaque) * received, however we must block autopoll until the point where * the entire reply has been read back to the host */ - if (adb_bus->autopoll_blocked) { - return; - } else { - adb_autopoll_block(adb_bus); - } + adb_autopoll_block(adb_bus); =20 m->adb_data_in_index =3D 0; m->adb_data_out_index =3D 0; --=20 2.20.1