From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7029FCA5FB3 for ; Thu, 1 Oct 2026 06:09:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=chw6/SdajFRbZqWoHfe7q1GxdMMrIeRtmFotLArWKGA=; b=oE7/pRy2JEUMlW0pCL2MJhkeay PeSIjYS3IIJxsdhCZJbOQzU9D5JkzgSoufXfjQyiQh8uylNzHRBEtpX5o7TSv/Cu1+1lP7a5ofqvs tDYxZ8aaHa6FiL8IJu1sH7a062QlNeOrYXznW0puVa6+ppXEYQPaA+J6suth8rDPC8upVQth8Ovge TUBNG2RzaDnDn4ht9mp4JBczawgewHDelVQgVNcXWjK6wncElu8zIOKjQPk9FrpGB4DTPKbFRSUKv nbSp7ApsKkAxVK/sqDhSUFrl1ntVgFVF9SIhKQIh8B/XurOhW1sSG9Anz/Qpj/PXNAqy0bktqfsyx DkNA+XKg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xC9z9-00000007roV-0I7G; Thu, 01 Oct 2026 06:09:39 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xC9z8-00000007roC-0SbL; Thu, 01 Oct 2026 06:09:38 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 66827400B8; Thu, 1 Oct 2026 06:09:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D356C1F000FF; Thu, 1 Oct 2026 06:09:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790834977; bh=chw6/SdajFRbZqWoHfe7q1GxdMMrIeRtmFotLArWKGA=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=NZixzwri3NCcgArc2NjHI0EQFcS17sYKA6WzedENfwxceNqJmah7pokNpWpflqFEa dSMlHANcGFc4bK2caafpL8g0UTbK8lH0lKfwIjt5jj69jhpHOaLpJaLEJtkhSpr+ee mzq9PWRv/Z+A7wUB9mtPGzz5LdheaZBie+44KDKQt2RPFmPCX3UPTU/yJKpwRDWB/L J4qyi7OmvZWdb9spt0TU8pz8qJUzNkHpigh0rSzZsiR12Z4Q3m2zJunWxBpG5Q4nNG PUFx5BnB2qcLA9vS5h9tipag2vFD3ilAOzEsWPEd4ozhzj7xjHRGOpTy1JO99MeS+H Gr7lKRzcNp0yQ== Message-ID: <2e420fc4-e829-42ea-99c2-48e518ac59d9@kernel.org> Date: Thu, 1 Oct 2026 08:09:32 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] serial: 8250_bcm2835aux: Add support for RTS/CTS auto flow control To: =?UTF-8?B?SmFuIMSMZXJtw6Fr?= , gregkh@linuxfoundation.org, florian.fainelli@broadcom.com, rjui@broadcom.com, sbranden@broadcom.com Cc: phil@raspberrypi.com, stefan@agner.ch, bcm-kernel-feedback-list@broadcom.com, linux-serial@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20260930125620.221836-1-sairon@sairon.cz> Content-Language: en-US From: Jiri Slaby Autocrypt: addr=jirislaby@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 30. 09. 26, 14:56, Jan Čermák wrote: > --- a/drivers/tty/serial/8250/8250_bcm2835aux.c > +++ b/drivers/tty/serial/8250/8250_bcm2835aux.c ... > @@ -46,6 +59,150 @@ struct bcm2835aux_data { > u32 cntl; > }; > > +static bool bcm2835aux_tty_throttled(struct uart_port *port) > +{ > + struct tty_struct *tty; > + bool throttled; > + > + if (!port->state) > + return false; > + > + tty = tty_port_tty_get(&port->state->port); > + throttled = tty && tty_throttled(tty); > + tty_kref_put(tty); > + > + return throttled; Instead: scoped_guard(tty_port_tty, port) return tty_throttled(scoped_tty()); return false; > +} thanks, -- js suse labs