From patchwork Wed May 5 19:21:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Volker_R=C3=BCmelin?= X-Patchwork-Id: 1474540 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4Fb6Ly1Kv0z9sPf for ; Thu, 6 May 2021 05:33:14 +1000 (AEST) Received: from localhost ([::1]:40688 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1leNGi-00015y-79 for incoming@patchwork.ozlabs.org; Wed, 05 May 2021 15:33:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43716) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1leN6x-0002BV-Q0 for qemu-devel@nongnu.org; Wed, 05 May 2021 15:23:07 -0400 Received: from mailout04.t-online.de ([194.25.134.18]:45456) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1leN6t-0007m6-7p for qemu-devel@nongnu.org; Wed, 05 May 2021 15:23:05 -0400 Received: from fwd35.aul.t-online.de (fwd35.aul.t-online.de [172.20.27.145]) by mailout04.t-online.de (Postfix) with SMTP id 6993C5B367; Wed, 5 May 2021 21:21:45 +0200 (CEST) Received: from linpower.localnet (V+cpGvZ6rhJZFCFYoEanaAFEMDjBlIcICDj2wwUz6kHjuYm4qii79ScOeMTC8S6gcw@[46.86.52.8]) by fwd35.t-online.de with (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384 encrypted) esmtp id 1leN5a-0C7niC0; Wed, 5 May 2021 21:21:42 +0200 Received: by linpower.localnet (Postfix, from userid 1000) id ED97C2006EA; Wed, 5 May 2021 21:21:33 +0200 (CEST) From: =?utf-8?q?Volker_R=C3=BCmelin?= To: "Michael S. Tsirkin" , Paolo Bonzini Subject: [PATCH 04/10] pckbd: split out interrupt line changing code Date: Wed, 5 May 2021 21:21:27 +0200 Message-Id: <20210505192133.7480-4-vr_qemu@t-online.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 X-ID: V+cpGvZ6rhJZFCFYoEanaAFEMDjBlIcICDj2wwUz6kHjuYm4qii79ScOeMTC8S6gcw X-TOI-EXPURGATEID: 150726::1620242502-0000C8B5-DC6DAC86/0/0 CLEAN NORMAL X-TOI-MSGID: 77c51f44-eb7e-4691-8479-e239a8a0f095 Received-SPF: none client-ip=194.25.134.18; envelope-from=volker.ruemelin@t-online.de; helo=mailout04.t-online.de 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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no 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: , Cc: qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Split out the interrupt line changing code from kbd_update_irq(). This is a preparation for the next patch. There is no functional change. Signed-off-by: Volker Rümelin Reviewed-by: Philippe Mathieu-Daudé --- hw/input/pckbd.c | 32 ++++++++++++++++++++++---------- 1 file changed, 22 insertions(+), 10 deletions(-) diff --git a/hw/input/pckbd.c b/hw/input/pckbd.c index dde85ba6c6..90b33954a8 100644 --- a/hw/input/pckbd.c +++ b/hw/input/pckbd.c @@ -148,15 +148,34 @@ typedef struct KBDState { hwaddr mask; } KBDState; -/* update irq and KBD_STAT_[MOUSE_]OBF */ /* XXX: not generating the irqs if KBD_MODE_DISABLE_KBD is set may be incorrect, but it avoids having to simulate exact delays */ -static void kbd_update_irq(KBDState *s) +static void kbd_update_irq_lines(KBDState *s) { int irq_kbd_level, irq_mouse_level; irq_kbd_level = 0; irq_mouse_level = 0; + + if (s->status & KBD_STAT_OBF) { + if (s->status & KBD_STAT_MOUSE_OBF) { + if (s->mode & KBD_MODE_MOUSE_INT) { + irq_mouse_level = 1; + } + } else { + if ((s->mode & KBD_MODE_KBD_INT) && + !(s->mode & KBD_MODE_DISABLE_KBD)) { + irq_kbd_level = 1; + } + } + } + qemu_set_irq(s->irq_kbd, irq_kbd_level); + qemu_set_irq(s->irq_mouse, irq_mouse_level); +} + +/* update irq and KBD_STAT_[MOUSE_]OBF */ +static void kbd_update_irq(KBDState *s) +{ s->status &= ~(KBD_STAT_OBF | KBD_STAT_MOUSE_OBF); s->outport &= ~(KBD_OUT_OBF | KBD_OUT_MOUSE_OBF); if (s->pending) { @@ -166,16 +185,9 @@ static void kbd_update_irq(KBDState *s) if (s->pending == KBD_PENDING_AUX) { s->status |= KBD_STAT_MOUSE_OBF; s->outport |= KBD_OUT_MOUSE_OBF; - if (s->mode & KBD_MODE_MOUSE_INT) - irq_mouse_level = 1; - } else { - if ((s->mode & KBD_MODE_KBD_INT) && - !(s->mode & KBD_MODE_DISABLE_KBD)) - irq_kbd_level = 1; } } - qemu_set_irq(s->irq_kbd, irq_kbd_level); - qemu_set_irq(s->irq_mouse, irq_mouse_level); + kbd_update_irq_lines(s); } static void kbd_update_kbd_irq(void *opaque, int level)