From patchwork Wed Jan 4 15:15:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Ilpo_J=C3=A4rvinen?= X-Patchwork-Id: 639201 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6A2C5C53210 for ; Wed, 4 Jan 2023 15:16:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239173AbjADPQH (ORCPT ); Wed, 4 Jan 2023 10:16:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229441AbjADPPz (ORCPT ); Wed, 4 Jan 2023 10:15:55 -0500 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 281912AEA; Wed, 4 Jan 2023 07:15:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1672845353; x=1704381353; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=kDoL7FOyUUIFfG78pUESx3o8vuaKpREkODVrRIazBhM=; b=PaUP/1mEb6ORTqiF1UN4pf3zRPnuLKVvP0fzm+VSB5UwIy7EAWHLgucu i95KRVuxkQaX95fHdZSxERRhC1aVC9tG+GH47dkj11hck/b5N/cpUXMcr /CBMuDos3J2rMEQ2jC1e0CU6DpxyOnKr5lmWj0omeclaqI5RxDpY8bfSk zrs4iTy9tUB4ev+BXaJkpYHZdnKgaOUCv5Dzm8av7oW5Do4iRXURouq9a o23YHVKb65HXE8vwKqqfihD5wWAEQkoiIEM9NXoPZKwFWeH1NoqaKwEj/ 8lJmZLPbfjTb856dCNhaZ18yOX0QuZ/V7A49BzYHID+mckoT+tux8wUZO g==; X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="301644320" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="301644320" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:15:52 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="762700729" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="762700729" Received: from msvoboda-mobl.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.252.48.119]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:15:50 -0800 From: =?utf-8?q?Ilpo_J=C3=A4rvinen?= To: linux-serial@vger.kernel.org, Greg Kroah-Hartman , Jiri Slaby , linux-kernel@vger.kernel.org Cc: Johan Hovold , =?utf-8?q?Ilpo_J=C3=A4rvinen?= Subject: [PATCH 02/10] tty: Cleamup tty_port_set_suspended() bool parameter Date: Wed, 4 Jan 2023 17:15:23 +0200 Message-Id: <20230104151531.73994-3-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> References: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Make callers pass true/false consistently for bool val. Signed-off-by: Ilpo Järvinen --- drivers/tty/serial/serial_core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index e049c760b738..f9564b1e3dfb 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -312,7 +312,7 @@ static void uart_shutdown(struct tty_struct *tty, struct uart_state *state) * a DCD drop (hangup) at just the right time. Clear suspended bit so * we don't try to resume a port that has been shutdown. */ - tty_port_set_suspended(port, 0); + tty_port_set_suspended(port, false); /* * Do not free() the transmit buffer page under the port lock since @@ -1725,7 +1725,7 @@ static void uart_tty_port_shutdown(struct tty_port *port) * a DCD drop (hangup) at just the right time. Clear suspended bit so * we don't try to resume a port that has been shutdown. */ - tty_port_set_suspended(port, 0); + tty_port_set_suspended(port, false); /* * Free the transmit buffer. @@ -2346,7 +2346,7 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport) int tries; unsigned int mctrl; - tty_port_set_suspended(port, 1); + tty_port_set_suspended(port, true); tty_port_set_initialized(port, false); spin_lock_irq(&uport->lock); @@ -2469,7 +2469,7 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport) } } - tty_port_set_suspended(port, 0); + tty_port_set_suspended(port, false); } mutex_unlock(&port->mutex); From patchwork Wed Jan 4 15:15:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Ilpo_J=C3=A4rvinen?= X-Patchwork-Id: 639200 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4DD8DC54EBD for ; Wed, 4 Jan 2023 15:16:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239269AbjADPQP (ORCPT ); Wed, 4 Jan 2023 10:16:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239301AbjADPQF (ORCPT ); Wed, 4 Jan 2023 10:16:05 -0500 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 289BE167FA; Wed, 4 Jan 2023 07:16:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1672845362; x=1704381362; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=4pMvCSqx3PAMTPEbaidZApfUuzWFE4oF2FcTwm2mVLI=; b=NaZ0rDrziHPBEqzby2YUcI0fkj0S/7ssKbEwoVbpW0qQpB6bvo5BueIW CQSvUbCxYQoRif4Fk/ko8j87s54EFp9yFlIrW8Vx7FVSTNMRUqwLkxbec IeSH9V6L8xURUP3EmTSphnbP12Ph+6SmE03FE/UDRLQUcSpx97mIoh9o1 TdRwiBxe1a+rzv+S/b7A43GTmPszj5oBW/yXxOuOW8GqF6mUfJWEg/jZ8 qe4beaOav/6MvwDmewqnqaUWl5g/khanYMUnOiRgpwMzAWDTchkDObNjC NoQeJo5II+7lF1pji9dSAo3rVVV7BH7fUCOXWXVFYoLznHucbaZNyEuwG A==; X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="301644364" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="301644364" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:16:01 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="762700784" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="762700784" Received: from msvoboda-mobl.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.252.48.119]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:15:59 -0800 From: =?utf-8?q?Ilpo_J=C3=A4rvinen?= To: linux-serial@vger.kernel.org, Greg Kroah-Hartman , Jiri Slaby , linux-kernel@vger.kernel.org Cc: Johan Hovold , =?utf-8?q?Ilpo_J=C3=A4rvinen?= Subject: [PATCH 05/10] serial: Convert uart_{, port_}startup() init_hw param to bool Date: Wed, 4 Jan 2023 17:15:26 +0200 Message-Id: <20230104151531.73994-6-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> References: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Convert init_hw parameter in uart_startup() and uart_port_startup() to bool as code treats them like bool. Signed-off-by: Ilpo Järvinen --- drivers/tty/serial/serial_core.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index c881fefa3d97..a0260a40bdb9 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -181,8 +181,7 @@ static void uart_port_dtr_rts(struct uart_port *uport, int raise) * Startup the port. This will be called once per open. All calls * will be serialised by the per-port mutex. */ -static int uart_port_startup(struct tty_struct *tty, struct uart_state *state, - int init_hw) +static int uart_port_startup(struct tty_struct *tty, struct uart_state *state, bool init_hw) { struct uart_port *uport = uart_port_check(state); unsigned long flags; @@ -253,8 +252,7 @@ static int uart_port_startup(struct tty_struct *tty, struct uart_state *state, return retval; } -static int uart_startup(struct tty_struct *tty, struct uart_state *state, - int init_hw) +static int uart_startup(struct tty_struct *tty, struct uart_state *state, bool init_hw) { struct tty_port *port = &state->port; int retval; @@ -997,7 +995,7 @@ static int uart_set_info(struct tty_struct *tty, struct tty_port *port, uart_change_speed(tty, state, NULL); } } else { - retval = uart_startup(tty, state, 1); + retval = uart_startup(tty, state, true); if (retval == 0) tty_port_set_initialized(port, true); if (retval > 0) @@ -1165,7 +1163,7 @@ static int uart_do_autoconfig(struct tty_struct *tty, struct uart_state *state) */ uport->ops->config_port(uport, flags); - ret = uart_startup(tty, state, 1); + ret = uart_startup(tty, state, true); if (ret == 0) tty_port_set_initialized(port, true); if (ret > 0) @@ -1943,7 +1941,7 @@ static int uart_port_activate(struct tty_port *port, struct tty_struct *tty) /* * Start up the serial port. */ - ret = uart_startup(tty, state, 0); + ret = uart_startup(tty, state, false); if (ret > 0) tty_port_set_active(port, true); From patchwork Wed Jan 4 15:15:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Ilpo_J=C3=A4rvinen?= X-Patchwork-Id: 639198 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90E26C46467 for ; Wed, 4 Jan 2023 15:17:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239565AbjADPRD (ORCPT ); Wed, 4 Jan 2023 10:17:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56424 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239554AbjADPQt (ORCPT ); Wed, 4 Jan 2023 10:16:49 -0500 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 631A6D136; Wed, 4 Jan 2023 07:16:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1672845407; x=1704381407; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=XH/vy5Li7TYYPrj+Wf3N+vOETj2I9c42xrT1z/8hEk0=; b=ItmQMk+TO0mLj1y1xdo7F/c6j8y/AtAKV86Nq/8s+rKKtqq+K7k5ciOL XQYxgWmskxcP5a5ljStfevTOf+NNk9zLp/pde0KamDm+o1AwE6AYbWfn5 KtPXAw1cZKEC1fijddw7etmKbrSvveqh+nLUo5NGw0DB8QeVL7/jR6mZO oGxfU4dHrJCvmM3zRWZZntHcRiemlwbPbEilkzu9hrfjqEGCTP9p5VV81 HZH605ntEXnuQ7QEYjxEP0YqCUy+G+YJGJsigCLxWcTo9jFTOzh/Zqntj bJgjGd8gHSuqfylwK+R+ZLw9rlnrTXzvytVmPZw4JxljfWuj63gVQDhs1 Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="301644502" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="301644502" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:16:20 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="762700882" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="762700882" Received: from msvoboda-mobl.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.252.48.119]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:16:14 -0800 From: =?utf-8?q?Ilpo_J=C3=A4rvinen?= To: linux-serial@vger.kernel.org, Greg Kroah-Hartman , Jiri Slaby , Arnd Bergmann , Ulf Hansson , David Lin , Johan Hovold , Alex Elder , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Oliver Neukum , linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, greybus-dev@lists.linaro.org, linux-staging@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org Cc: =?utf-8?q?Ilpo_J=C3=A4rvinen?= Subject: [PATCH 07/10] tty: Convert ->dtr_rts() to take bool argument Date: Wed, 4 Jan 2023 17:15:28 +0200 Message-Id: <20230104151531.73994-8-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> References: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Convert the raise/on parameter in ->dtr_rts() to bool through the callchain. The parameter is used like bool. In USB serial, there remains a few implicit bool -> larger type conversions because some devices use u8 in their control messages. Signed-off-by: Ilpo Järvinen --- drivers/char/pcmcia/synclink_cs.c | 4 ++-- drivers/mmc/core/sdio_uart.c | 4 ++-- drivers/staging/greybus/uart.c | 2 +- drivers/tty/amiserial.c | 2 +- drivers/tty/hvc/hvc_console.c | 4 ++-- drivers/tty/hvc/hvc_console.h | 2 +- drivers/tty/hvc/hvc_iucv.c | 4 ++-- drivers/tty/moxa.c | 16 ++++++++-------- drivers/tty/mxser.c | 2 +- drivers/tty/n_gsm.c | 2 +- drivers/tty/serial/serial_core.c | 8 ++++---- drivers/tty/synclink_gt.c | 2 +- drivers/tty/tty_port.c | 4 ++-- drivers/usb/class/cdc-acm.c | 2 +- drivers/usb/serial/ch341.c | 2 +- drivers/usb/serial/cp210x.c | 4 ++-- drivers/usb/serial/cypress_m8.c | 6 +++--- drivers/usb/serial/digi_acceleport.c | 6 +++--- drivers/usb/serial/f81232.c | 2 +- drivers/usb/serial/f81534.c | 2 +- drivers/usb/serial/ftdi_sio.c | 2 +- drivers/usb/serial/ipw.c | 2 +- drivers/usb/serial/keyspan.c | 2 +- drivers/usb/serial/keyspan_pda.c | 2 +- drivers/usb/serial/mct_u232.c | 4 ++-- drivers/usb/serial/mxuport.c | 2 +- drivers/usb/serial/pl2303.c | 2 +- drivers/usb/serial/quatech2.c | 2 +- drivers/usb/serial/sierra.c | 2 +- drivers/usb/serial/spcp8x5.c | 2 +- drivers/usb/serial/ssu100.c | 2 +- drivers/usb/serial/upd78f0730.c | 6 +++--- drivers/usb/serial/usb-serial.c | 2 +- drivers/usb/serial/usb-wwan.h | 2 +- drivers/usb/serial/usb_wwan.c | 2 +- drivers/usb/serial/xr_serial.c | 6 +++--- include/linux/tty_port.h | 4 ++-- include/linux/usb/serial.h | 2 +- 38 files changed, 64 insertions(+), 64 deletions(-) diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index 4391138e1b8a..46a0b586d234 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -378,7 +378,7 @@ static void async_mode(MGSLPC_INFO *info); static void tx_timeout(struct timer_list *t); static bool carrier_raised(struct tty_port *port); -static void dtr_rts(struct tty_port *port, int onoff); +static void dtr_rts(struct tty_port *port, bool onoff); #if SYNCLINK_GENERIC_HDLC #define dev_to_port(D) (dev_to_hdlc(D)->priv) @@ -2442,7 +2442,7 @@ static bool carrier_raised(struct tty_port *port) return info->serial_signals & SerialSignal_DCD; } -static void dtr_rts(struct tty_port *port, int onoff) +static void dtr_rts(struct tty_port *port, bool onoff) { MGSLPC_INFO *info = container_of(port, MGSLPC_INFO, port); unsigned long flags; diff --git a/drivers/mmc/core/sdio_uart.c b/drivers/mmc/core/sdio_uart.c index 47f58258d8ff..c6b4b2b2a4b2 100644 --- a/drivers/mmc/core/sdio_uart.c +++ b/drivers/mmc/core/sdio_uart.c @@ -548,14 +548,14 @@ static bool uart_carrier_raised(struct tty_port *tport) * adjusted during an open, close and hangup. */ -static void uart_dtr_rts(struct tty_port *tport, int onoff) +static void uart_dtr_rts(struct tty_port *tport, bool onoff) { struct sdio_uart_port *port = container_of(tport, struct sdio_uart_port, port); int ret = sdio_uart_claim_func(port); if (ret) return; - if (onoff == 0) + if (!onoff) sdio_uart_clear_mctrl(port, TIOCM_DTR | TIOCM_RTS); else sdio_uart_set_mctrl(port, TIOCM_DTR | TIOCM_RTS); diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c index 90ff07f2cbf7..92d49740d5a4 100644 --- a/drivers/staging/greybus/uart.c +++ b/drivers/staging/greybus/uart.c @@ -701,7 +701,7 @@ static int gb_tty_ioctl(struct tty_struct *tty, unsigned int cmd, return -ENOIOCTLCMD; } -static void gb_tty_dtr_rts(struct tty_port *port, int on) +static void gb_tty_dtr_rts(struct tty_port *port, bool on) { struct gb_tty *gb_tty; u8 newctrl; diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c index 01c4fd3ce7c8..29d4c554f6b8 100644 --- a/drivers/tty/amiserial.c +++ b/drivers/tty/amiserial.c @@ -1459,7 +1459,7 @@ static bool amiga_carrier_raised(struct tty_port *port) return !(ciab.pra & SER_DCD); } -static void amiga_dtr_rts(struct tty_port *port, int raise) +static void amiga_dtr_rts(struct tty_port *port, bool raise) { struct serial_state *info = container_of(port, struct serial_state, tport); diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c index a683e21df19c..10c10cfdf92a 100644 --- a/drivers/tty/hvc/hvc_console.c +++ b/drivers/tty/hvc/hvc_console.c @@ -376,7 +376,7 @@ static int hvc_open(struct tty_struct *tty, struct file * filp) /* We are ready... raise DTR/RTS */ if (C_BAUD(tty)) if (hp->ops->dtr_rts) - hp->ops->dtr_rts(hp, 1); + hp->ops->dtr_rts(hp, true); tty_port_set_initialized(&hp->port, true); } @@ -406,7 +406,7 @@ static void hvc_close(struct tty_struct *tty, struct file * filp) if (C_HUPCL(tty)) if (hp->ops->dtr_rts) - hp->ops->dtr_rts(hp, 0); + hp->ops->dtr_rts(hp, false); if (hp->ops->notifier_del) hp->ops->notifier_del(hp, hp->data); diff --git a/drivers/tty/hvc/hvc_console.h b/drivers/tty/hvc/hvc_console.h index 18d005814e4b..6d3428bf868f 100644 --- a/drivers/tty/hvc/hvc_console.h +++ b/drivers/tty/hvc/hvc_console.h @@ -66,7 +66,7 @@ struct hv_ops { int (*tiocmset)(struct hvc_struct *hp, unsigned int set, unsigned int clear); /* Callbacks to handle tty ports */ - void (*dtr_rts)(struct hvc_struct *hp, int raise); + void (*dtr_rts)(struct hvc_struct *hp, bool raise); }; /* Register a vterm and a slot index for use as a console (console_init) */ diff --git a/drivers/tty/hvc/hvc_iucv.c b/drivers/tty/hvc/hvc_iucv.c index 7d49a872de48..fe862a6882d6 100644 --- a/drivers/tty/hvc/hvc_iucv.c +++ b/drivers/tty/hvc/hvc_iucv.c @@ -658,13 +658,13 @@ static void hvc_iucv_notifier_hangup(struct hvc_struct *hp, int id) /** * hvc_iucv_dtr_rts() - HVC notifier for handling DTR/RTS * @hp: Pointer the HVC device (struct hvc_struct) - * @raise: Non-zero to raise or zero to lower DTR/RTS lines + * @raise: True to raise or false to lower DTR/RTS lines * * This routine notifies the HVC back-end to raise or lower DTR/RTS * lines. Raising DTR/RTS is ignored. Lowering DTR/RTS indicates to * drop the IUCV connection (similar to hang up the modem). */ -static void hvc_iucv_dtr_rts(struct hvc_struct *hp, int raise) +static void hvc_iucv_dtr_rts(struct hvc_struct *hp, bool raise) { struct hvc_iucv_private *priv; struct iucv_path *path; diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c index 6a1e78e33a2c..d5726376420d 100644 --- a/drivers/tty/moxa.c +++ b/drivers/tty/moxa.c @@ -502,7 +502,7 @@ static void moxa_poll(struct timer_list *); static void moxa_set_tty_param(struct tty_struct *, const struct ktermios *); static void moxa_shutdown(struct tty_port *); static bool moxa_carrier_raised(struct tty_port *); -static void moxa_dtr_rts(struct tty_port *, int); +static void moxa_dtr_rts(struct tty_port *, bool); /* * moxa board interface functions: */ @@ -510,7 +510,7 @@ static void MoxaPortEnable(struct moxa_port *); static void MoxaPortDisable(struct moxa_port *); static int MoxaPortSetTermio(struct moxa_port *, struct ktermios *, speed_t); static int MoxaPortGetLineOut(struct moxa_port *, int *, int *); -static void MoxaPortLineCtrl(struct moxa_port *, int, int); +static void MoxaPortLineCtrl(struct moxa_port *, bool, bool); static void MoxaPortFlowCtrl(struct moxa_port *, int, int, int, int, int); static int MoxaPortLineStatus(struct moxa_port *); static void MoxaPortFlushData(struct moxa_port *, int); @@ -1443,7 +1443,7 @@ static bool moxa_carrier_raised(struct tty_port *port) return dcd; } -static void moxa_dtr_rts(struct tty_port *port, int onoff) +static void moxa_dtr_rts(struct tty_port *port, bool onoff) { struct moxa_port *ch = container_of(port, struct moxa_port, port); MoxaPortLineCtrl(ch, onoff, onoff); @@ -1481,7 +1481,7 @@ static int moxa_open(struct tty_struct *tty, struct file *filp) if (!tty_port_initialized(&ch->port)) { ch->statusflags = 0; moxa_set_tty_param(tty, &tty->termios); - MoxaPortLineCtrl(ch, 1, 1); + MoxaPortLineCtrl(ch, true, true); MoxaPortEnable(ch); MoxaSetFifo(ch, ch->type == PORT_16550A); tty_port_set_initialized(&ch->port, true); @@ -1892,10 +1892,10 @@ static void MoxaPortFlushData(struct moxa_port *port, int mode) * * Function 14: Setting the DTR/RTS output state of this port. * Syntax: - * void MoxaPortLineCtrl(int port, int dtrState, int rtsState); + * void MoxaPortLineCtrl(int port, bool dtrState, bool rtsState); * int port : port number (0 - 127) - * int dtrState : DTR output state (0: off, 1: on) - * int rtsState : RTS output state (0: off, 1: on) + * int dtrState : DTR output state + * int rtsState : RTS output state * * * Function 15: Setting the flow control of this port. @@ -2114,7 +2114,7 @@ static int MoxaPortGetLineOut(struct moxa_port *port, int *dtrState, return 0; } -static void MoxaPortLineCtrl(struct moxa_port *port, int dtr, int rts) +static void MoxaPortLineCtrl(struct moxa_port *port, bool dtr, bool rts) { u8 mode = 0; diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c index 96c72e691cd7..d4fb11e39bb1 100644 --- a/drivers/tty/mxser.c +++ b/drivers/tty/mxser.c @@ -465,7 +465,7 @@ static bool mxser_carrier_raised(struct tty_port *port) return inb(mp->ioaddr + UART_MSR) & UART_MSR_DCD; } -static void mxser_dtr_rts(struct tty_port *port, int on) +static void mxser_dtr_rts(struct tty_port *port, bool on) { struct mxser_port *mp = container_of(port, struct mxser_port, port); unsigned long flags; diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 81fc2ec3693f..8dd0d6441c42 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -3792,7 +3792,7 @@ static bool gsm_carrier_raised(struct tty_port *port) return dlci->modem_rx & TIOCM_CD; } -static void gsm_dtr_rts(struct tty_port *port, int onoff) +static void gsm_dtr_rts(struct tty_port *port, bool onoff) { struct gsm_dlci *dlci = container_of(port, struct gsm_dlci, port); unsigned int modem_tx = dlci->modem_tx; diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index f91b27e2058a..07b4af10a7e9 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -169,7 +169,7 @@ uart_update_mctrl(struct uart_port *port, unsigned int set, unsigned int clear) #define uart_set_mctrl(port, set) uart_update_mctrl(port, set, 0) #define uart_clear_mctrl(port, clear) uart_update_mctrl(port, 0, clear) -static void uart_port_dtr_rts(struct uart_port *uport, int raise) +static void uart_port_dtr_rts(struct uart_port *uport, bool raise) { if (raise) uart_set_mctrl(uport, TIOCM_DTR | TIOCM_RTS); @@ -238,7 +238,7 @@ static int uart_port_startup(struct tty_struct *tty, struct uart_state *state, b * port is open and ready to respond. */ if (init_hw && C_BAUD(tty)) - uart_port_dtr_rts(uport, 1); + uart_port_dtr_rts(uport, true); } /* @@ -300,7 +300,7 @@ static void uart_shutdown(struct tty_struct *tty, struct uart_state *state) } if (!tty || C_HUPCL(tty)) - uart_port_dtr_rts(uport, 0); + uart_port_dtr_rts(uport, false); uart_port_shutdown(port); } @@ -1883,7 +1883,7 @@ static bool uart_carrier_raised(struct tty_port *port) return mctrl & TIOCM_CAR; } -static void uart_dtr_rts(struct tty_port *port, int raise) +static void uart_dtr_rts(struct tty_port *port, bool raise) { struct uart_state *state = container_of(port, struct uart_state, port); struct uart_port *uport; diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c index 4ba71ec764f7..2b786265ce7b 100644 --- a/drivers/tty/synclink_gt.c +++ b/drivers/tty/synclink_gt.c @@ -3138,7 +3138,7 @@ static bool carrier_raised(struct tty_port *port) return info->signals & SerialSignal_DCD; } -static void dtr_rts(struct tty_port *port, int on) +static void dtr_rts(struct tty_port *port, bool on) { unsigned long flags; struct slgt_info *info = container_of(port, struct slgt_info, port); diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c index a573c500f95b..a788a6bf487d 100644 --- a/drivers/tty/tty_port.c +++ b/drivers/tty/tty_port.c @@ -463,7 +463,7 @@ EXPORT_SYMBOL(tty_port_carrier_raised); void tty_port_raise_dtr_rts(struct tty_port *port) { if (port->ops->dtr_rts) - port->ops->dtr_rts(port, 1); + port->ops->dtr_rts(port, true); } EXPORT_SYMBOL(tty_port_raise_dtr_rts); @@ -478,7 +478,7 @@ EXPORT_SYMBOL(tty_port_raise_dtr_rts); void tty_port_lower_dtr_rts(struct tty_port *port) { if (port->ops->dtr_rts) - port->ops->dtr_rts(port, 0); + port->ops->dtr_rts(port, false); } EXPORT_SYMBOL(tty_port_lower_dtr_rts); diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 36bf051b345b..d4f9220b8162 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -651,7 +651,7 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp) return tty_port_open(&acm->port, tty, filp); } -static void acm_port_dtr_rts(struct tty_port *port, int raise) +static void acm_port_dtr_rts(struct tty_port *port, bool raise) { struct acm *acm = container_of(port, struct acm, port); int val; diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index 792f01a4ed22..98ec4fe46914 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -420,7 +420,7 @@ static bool ch341_carrier_raised(struct usb_serial_port *port) return priv->msr & CH341_BIT_DCD; } -static void ch341_dtr_rts(struct usb_serial_port *port, int on) +static void ch341_dtr_rts(struct usb_serial_port *port, bool on) { struct ch341_private *priv = usb_get_serial_port_data(port); unsigned long flags; diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 67372acc2352..fe2cdc477fb9 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -45,7 +45,7 @@ static void cp210x_disconnect(struct usb_serial *); static void cp210x_release(struct usb_serial *); static int cp210x_port_probe(struct usb_serial_port *); static void cp210x_port_remove(struct usb_serial_port *); -static void cp210x_dtr_rts(struct usb_serial_port *port, int on); +static void cp210x_dtr_rts(struct usb_serial_port *port, bool on); static void cp210x_process_read_urb(struct urb *urb); static void cp210x_enable_event_mode(struct usb_serial_port *port); static void cp210x_disable_event_mode(struct usb_serial_port *port); @@ -1402,7 +1402,7 @@ static int cp210x_tiocmset_port(struct usb_serial_port *port, return ret; } -static void cp210x_dtr_rts(struct usb_serial_port *port, int on) +static void cp210x_dtr_rts(struct usb_serial_port *port, bool on) { if (on) cp210x_tiocmset_port(port, TIOCM_DTR | TIOCM_RTS, 0); diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 1e0c028c5ec9..7c6060c17ee0 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -118,7 +118,7 @@ static int cypress_ca42v2_port_probe(struct usb_serial_port *port); static void cypress_port_remove(struct usb_serial_port *port); static int cypress_open(struct tty_struct *tty, struct usb_serial_port *port); static void cypress_close(struct usb_serial_port *port); -static void cypress_dtr_rts(struct usb_serial_port *port, int on); +static void cypress_dtr_rts(struct usb_serial_port *port, bool on); static int cypress_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); static void cypress_send(struct usb_serial_port *port); @@ -621,12 +621,12 @@ static int cypress_open(struct tty_struct *tty, struct usb_serial_port *port) return result; } /* cypress_open */ -static void cypress_dtr_rts(struct usb_serial_port *port, int on) +static void cypress_dtr_rts(struct usb_serial_port *port, bool on) { struct cypress_private *priv = usb_get_serial_port_data(port); /* drop dtr and rts */ spin_lock_irq(&priv->lock); - if (on == 0) + if (!on) priv->line_control = 0; else priv->line_control = CONTROL_DTR | CONTROL_RTS; diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index 45d688e9b93f..890e446273d7 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -228,7 +228,7 @@ static unsigned int digi_write_room(struct tty_struct *tty); static unsigned int digi_chars_in_buffer(struct tty_struct *tty); static int digi_open(struct tty_struct *tty, struct usb_serial_port *port); static void digi_close(struct usb_serial_port *port); -static void digi_dtr_rts(struct usb_serial_port *port, int on); +static void digi_dtr_rts(struct usb_serial_port *port, bool on); static int digi_startup_device(struct usb_serial *serial); static int digi_startup(struct usb_serial *serial); static void digi_disconnect(struct usb_serial *serial); @@ -1060,10 +1060,10 @@ static unsigned int digi_chars_in_buffer(struct tty_struct *tty) return chars; } -static void digi_dtr_rts(struct usb_serial_port *port, int on) +static void digi_dtr_rts(struct usb_serial_port *port, bool on) { /* Adjust DTR and RTS */ - digi_set_modem_signals(port, on * (TIOCM_DTR | TIOCM_RTS), 1); + digi_set_modem_signals(port, on ? (TIOCM_DTR | TIOCM_RTS) : 0, 1); } static int digi_open(struct tty_struct *tty, struct usb_serial_port *port) diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c index 1a8c2925c26f..1656be847460 100644 --- a/drivers/usb/serial/f81232.c +++ b/drivers/usb/serial/f81232.c @@ -752,7 +752,7 @@ static void f81232_close(struct usb_serial_port *port) flush_work(&port_priv->lsr_work); } -static void f81232_dtr_rts(struct usb_serial_port *port, int on) +static void f81232_dtr_rts(struct usb_serial_port *port, bool on) { if (on) f81232_set_mctrl(port, TIOCM_DTR | TIOCM_RTS, 0); diff --git a/drivers/usb/serial/f81534.c b/drivers/usb/serial/f81534.c index 4083ae961be4..8b44b08752d6 100644 --- a/drivers/usb/serial/f81534.c +++ b/drivers/usb/serial/f81534.c @@ -1456,7 +1456,7 @@ static int f81534_tiocmset(struct tty_struct *tty, unsigned int set, return f81534_update_mctrl(port, set, clear); } -static void f81534_dtr_rts(struct usb_serial_port *port, int on) +static void f81534_dtr_rts(struct usb_serial_port *port, bool on) { if (on) f81534_update_mctrl(port, TIOCM_DTR | TIOCM_RTS, 0); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 05e28a5ce42b..09bdf623e94e 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -2366,7 +2366,7 @@ static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port) return usb_serial_generic_open(tty, port); } -static void ftdi_dtr_rts(struct usb_serial_port *port, int on) +static void ftdi_dtr_rts(struct usb_serial_port *port, bool on) { struct ftdi_private *priv = usb_get_serial_port_data(port); diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index d04c7cc5c1c2..b1b7a033cc75 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -215,7 +215,7 @@ static void ipw_release(struct usb_serial *serial) kfree(data); } -static void ipw_dtr_rts(struct usb_serial_port *port, int on) +static void ipw_dtr_rts(struct usb_serial_port *port, bool on) { struct usb_device *udev = port->serial->dev; struct device *dev = &port->dev; diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 2966e0c4941e..7e375367354b 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -1564,7 +1564,7 @@ static int keyspan_open(struct tty_struct *tty, struct usb_serial_port *port) return 0; } -static void keyspan_dtr_rts(struct usb_serial_port *port, int on) +static void keyspan_dtr_rts(struct usb_serial_port *port, bool on) { struct keyspan_port_private *p_priv = usb_get_serial_port_data(port); diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index 6fd15cd9e1eb..cb16c4bc8555 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -551,7 +551,7 @@ static int keyspan_pda_write(struct tty_struct *tty, struct usb_serial_port *por return count; } -static void keyspan_pda_dtr_rts(struct usb_serial_port *port, int on) +static void keyspan_pda_dtr_rts(struct usb_serial_port *port, bool on) { struct usb_serial *serial = port->serial; diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index d3852feb81a4..eb3520490dd2 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -42,7 +42,7 @@ static int mct_u232_port_probe(struct usb_serial_port *port); static void mct_u232_port_remove(struct usb_serial_port *remove); static int mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port); static void mct_u232_close(struct usb_serial_port *port); -static void mct_u232_dtr_rts(struct usb_serial_port *port, int on); +static void mct_u232_dtr_rts(struct usb_serial_port *port, bool on); static void mct_u232_read_int_callback(struct urb *urb); static void mct_u232_set_termios(struct tty_struct *tty, struct usb_serial_port *port, @@ -477,7 +477,7 @@ static int mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port) return retval; } /* mct_u232_open */ -static void mct_u232_dtr_rts(struct usb_serial_port *port, int on) +static void mct_u232_dtr_rts(struct usb_serial_port *port, bool on) { unsigned int control_state; struct mct_u232_private *priv = usb_get_serial_port_data(port); diff --git a/drivers/usb/serial/mxuport.c b/drivers/usb/serial/mxuport.c index faa0eedfe245..ac7594635719 100644 --- a/drivers/usb/serial/mxuport.c +++ b/drivers/usb/serial/mxuport.c @@ -674,7 +674,7 @@ static int mxuport_set_rts(struct usb_serial_port *port, u8 state) return err; } -static void mxuport_dtr_rts(struct usb_serial_port *port, int on) +static void mxuport_dtr_rts(struct usb_serial_port *port, bool on) { struct mxuport_port *mxport = usb_get_serial_port_data(port); u8 mcr_state; diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 4cb81746a149..cb20911f35bb 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -931,7 +931,7 @@ static void pl2303_set_termios(struct tty_struct *tty, kfree(buf); } -static void pl2303_dtr_rts(struct usb_serial_port *port, int on) +static void pl2303_dtr_rts(struct usb_serial_port *port, bool on) { struct pl2303_private *priv = usb_get_serial_port_data(port); unsigned long flags; diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index 6fca40ace83a..6fd329ffec7e 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -770,7 +770,7 @@ static void qt2_break_ctl(struct tty_struct *tty, int break_state) -static void qt2_dtr_rts(struct usb_serial_port *port, int on) +static void qt2_dtr_rts(struct usb_serial_port *port, bool on) { struct usb_device *dev = port->serial->dev; struct qt2_port_private *port_priv = usb_get_serial_port_data(port); diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 353b2549eaa8..f2c3a7af1a4a 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -813,7 +813,7 @@ static int sierra_open(struct tty_struct *tty, struct usb_serial_port *port) } -static void sierra_dtr_rts(struct usb_serial_port *port, int on) +static void sierra_dtr_rts(struct usb_serial_port *port, bool on) { struct sierra_port_private *portdata; diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index 8175db6c4554..02402ea3bd1b 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c @@ -256,7 +256,7 @@ static bool spcp8x5_carrier_raised(struct usb_serial_port *port) return ret || msr & MSR_STATUS_LINE_DCD; } -static void spcp8x5_dtr_rts(struct usb_serial_port *port, int on) +static void spcp8x5_dtr_rts(struct usb_serial_port *port, bool on) { struct spcp8x5_private *priv = usb_get_serial_port_data(port); unsigned long flags; diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c index 1e1888b66305..4cff39895804 100644 --- a/drivers/usb/serial/ssu100.c +++ b/drivers/usb/serial/ssu100.c @@ -385,7 +385,7 @@ static int ssu100_tiocmset(struct tty_struct *tty, return update_mctrl(dev, set, clear); } -static void ssu100_dtr_rts(struct usb_serial_port *port, int on) +static void ssu100_dtr_rts(struct usb_serial_port *port, bool on) { struct usb_device *dev = port->serial->dev; diff --git a/drivers/usb/serial/upd78f0730.c b/drivers/usb/serial/upd78f0730.c index c47439bd90fa..206749fe3263 100644 --- a/drivers/usb/serial/upd78f0730.c +++ b/drivers/usb/serial/upd78f0730.c @@ -262,7 +262,7 @@ static void upd78f0730_break_ctl(struct tty_struct *tty, int break_state) mutex_unlock(&private->lock); } -static void upd78f0730_dtr_rts(struct usb_serial_port *port, int on) +static void upd78f0730_dtr_rts(struct usb_serial_port *port, bool on) { struct tty_struct *tty = port->port.tty; unsigned int set = 0; @@ -307,9 +307,9 @@ static void upd78f0730_set_termios(struct tty_struct *tty, return; if (C_BAUD(tty) == B0) - upd78f0730_dtr_rts(port, 0); + upd78f0730_dtr_rts(port, false); else if (old_termios && (old_termios->c_cflag & CBAUD) == B0) - upd78f0730_dtr_rts(port, 1); + upd78f0730_dtr_rts(port, true); baud_rate = upd78f0730_get_baud_rate(tty); request.opcode = UPD78F0730_CMD_LINE_CONTROL; diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 019720a63fac..f8404073558b 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -765,7 +765,7 @@ static bool serial_port_carrier_raised(struct tty_port *port) return true; } -static void serial_port_dtr_rts(struct tty_port *port, int on) +static void serial_port_dtr_rts(struct tty_port *port, bool on) { struct usb_serial_port *p = container_of(port, struct usb_serial_port, port); struct usb_serial_driver *drv = p->serial->type; diff --git a/drivers/usb/serial/usb-wwan.h b/drivers/usb/serial/usb-wwan.h index 519101945769..b2a07dd44225 100644 --- a/drivers/usb/serial/usb-wwan.h +++ b/drivers/usb/serial/usb-wwan.h @@ -6,7 +6,7 @@ #ifndef __LINUX_USB_USB_WWAN #define __LINUX_USB_USB_WWAN -extern void usb_wwan_dtr_rts(struct usb_serial_port *port, int on); +extern void usb_wwan_dtr_rts(struct usb_serial_port *port, bool on); extern int usb_wwan_open(struct tty_struct *tty, struct usb_serial_port *port); extern void usb_wwan_close(struct usb_serial_port *port); extern int usb_wwan_port_probe(struct usb_serial_port *port); diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c index 0017f6e969e1..168b11cc02b6 100644 --- a/drivers/usb/serial/usb_wwan.c +++ b/drivers/usb/serial/usb_wwan.c @@ -69,7 +69,7 @@ static int usb_wwan_send_setup(struct usb_serial_port *port) return res; } -void usb_wwan_dtr_rts(struct usb_serial_port *port, int on) +void usb_wwan_dtr_rts(struct usb_serial_port *port, bool on) { struct usb_wwan_port_private *portdata; struct usb_wwan_intf_private *intfdata; diff --git a/drivers/usb/serial/xr_serial.c b/drivers/usb/serial/xr_serial.c index fdb0aae546c3..9aaed09d45e4 100644 --- a/drivers/usb/serial/xr_serial.c +++ b/drivers/usb/serial/xr_serial.c @@ -495,7 +495,7 @@ static int xr_tiocmset(struct tty_struct *tty, return xr_tiocmset_port(port, set, clear); } -static void xr_dtr_rts(struct usb_serial_port *port, int on) +static void xr_dtr_rts(struct usb_serial_port *port, bool on) { if (on) xr_tiocmset_port(port, TIOCM_DTR | TIOCM_RTS, 0); @@ -669,9 +669,9 @@ static void xr_set_flow_mode(struct tty_struct *tty, xr_uart_enable(port); if (C_BAUD(tty) == B0) - xr_dtr_rts(port, 0); + xr_dtr_rts(port, false); else if (old_termios && (old_termios->c_cflag & CBAUD) == B0) - xr_dtr_rts(port, 1); + xr_dtr_rts(port, true); } static void xr21v141x_set_line_settings(struct tty_struct *tty, diff --git a/include/linux/tty_port.h b/include/linux/tty_port.h index cf098459cb01..c44e489de0ff 100644 --- a/include/linux/tty_port.h +++ b/include/linux/tty_port.h @@ -16,7 +16,7 @@ struct tty_struct; /** * struct tty_port_operations -- operations on tty_port * @carrier_raised: return true if the carrier is raised on @port - * @dtr_rts: raise the DTR line if @raise is nonzero, otherwise lower DTR + * @dtr_rts: raise the DTR line if @raise is true, otherwise lower DTR * @shutdown: called when the last close completes or a hangup finishes IFF the * port was initialized. Do not use to free resources. Turn off the device * only. Called under the port mutex to serialize against @activate and @@ -32,7 +32,7 @@ struct tty_struct; */ struct tty_port_operations { bool (*carrier_raised)(struct tty_port *port); - void (*dtr_rts)(struct tty_port *port, int raise); + void (*dtr_rts)(struct tty_port *port, bool raise); void (*shutdown)(struct tty_port *port); int (*activate)(struct tty_port *port, struct tty_struct *tty); void (*destruct)(struct tty_port *port); diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index dc7f90522b42..c597357853d9 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -292,7 +292,7 @@ struct usb_serial_driver { struct serial_icounter_struct *icount); /* Called by the tty layer for port level work. There may or may not be an attached tty at this point */ - void (*dtr_rts)(struct usb_serial_port *port, int on); + void (*dtr_rts)(struct usb_serial_port *port, bool on); bool (*carrier_raised)(struct usb_serial_port *port); /* Called by the usb serial hooks to allow the user to rework the termios state */ From patchwork Wed Jan 4 15:15:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Ilpo_J=C3=A4rvinen?= X-Patchwork-Id: 639197 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D416BC63709 for ; Wed, 4 Jan 2023 15:17:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239593AbjADPRF (ORCPT ); Wed, 4 Jan 2023 10:17:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56444 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239606AbjADPQv (ORCPT ); Wed, 4 Jan 2023 10:16:51 -0500 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E88252AF4; Wed, 4 Jan 2023 07:16:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1672845410; x=1704381410; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=FoqobpN/XyZOt6RH0jMAVUy4b82570kSmzhqiLl+O90=; b=LdG3QslyK49dN4+AMcSrL1lMlTmtijWgK2QFnYx4gKQBVr4psy4Z0lAE c1Zt5Dde2AJlslNpOj1nHrDX1yUlXGrQ6yj1NoUdoxnyeMp5fFTbLJ8NS NwPQiVB+/A/7PLuVWsmx3jcluHsdii2qN18ND+pc9RZ9TN9VxGPagHZQR RVSMkmMwxRuuReNRaoS4w4KOF/5Gm1mzo6LmUGHHnhmqq+BNRMiBSWUPR GqH9mxEArzESz2YrP2AAY/aNt7fHdz3gWc+sr1txZlKH6HYnilcscLaVz xRBgmOPa5PE1FJE6eeGCGEX96C+u1as6S5dnZNWGU2AeY/H0gtB13F7zr g==; X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="301644557" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="301644557" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:16:28 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="762700930" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="762700930" Received: from msvoboda-mobl.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.252.48.119]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:16:25 -0800 From: =?utf-8?q?Ilpo_J=C3=A4rvinen?= To: linux-serial@vger.kernel.org, Greg Kroah-Hartman , Jiri Slaby , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Johan Hovold , =?utf-8?q?Ilpo_J=C3=A4rvinen?= Subject: [PATCH 09/10] serial: Make uart_handle_cts_change() status param bool Date: Wed, 4 Jan 2023 17:15:30 +0200 Message-Id: <20230104151531.73994-10-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> References: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Convert uart_handle_cts_change() to bool which is more appropriate than unsigned int. Cleanup callsites from operations that are not necessary with bool. Signed-off-by: Ilpo Järvinen --- drivers/tty/serial/imx.c | 2 +- drivers/tty/serial/max3100.c | 2 +- drivers/tty/serial/max310x.c | 3 +-- drivers/tty/serial/serial_core.c | 4 ++-- include/linux/serial_core.h | 3 +-- 5 files changed, 6 insertions(+), 8 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 757825edb0cd..07850a9cde61 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -771,7 +771,7 @@ static irqreturn_t __imx_uart_rtsint(int irq, void *dev_id) imx_uart_writel(sport, USR1_RTSD, USR1); usr1 = imx_uart_readl(sport, USR1) & USR1_RTSS; - uart_handle_cts_change(&sport->port, !!usr1); + uart_handle_cts_change(&sport->port, usr1); wake_up_interruptible(&sport->port.state->port.delta_msr_wait); return IRQ_HANDLED; diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c index bb74f23251fe..86dcbff8faa3 100644 --- a/drivers/tty/serial/max3100.c +++ b/drivers/tty/serial/max3100.c @@ -247,7 +247,7 @@ static int max3100_handlerx(struct max3100_port *s, u16 rx) cts = (rx & MAX3100_CTS) > 0; if (s->cts != cts) { s->cts = cts; - uart_handle_cts_change(&s->port, cts ? TIOCM_CTS : 0); + uart_handle_cts_change(&s->port, cts); } return ret; diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c index 4eb24e3407f8..e9cacfe7e032 100644 --- a/drivers/tty/serial/max310x.c +++ b/drivers/tty/serial/max310x.c @@ -819,8 +819,7 @@ static irqreturn_t max310x_port_irq(struct max310x_port *s, int portno) if (ists & MAX310X_IRQ_CTS_BIT) { lsr = max310x_port_read(port, MAX310X_LSR_IRQSTS_REG); - uart_handle_cts_change(port, - !!(lsr & MAX310X_LSR_CTS_BIT)); + uart_handle_cts_change(port, lsr & MAX310X_LSR_CTS_BIT); } if (rxlen) max310x_handle_rx(port, rxlen); diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 76536c74e907..35fff37e42bb 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -3285,11 +3285,11 @@ EXPORT_SYMBOL_GPL(uart_handle_dcd_change); /** * uart_handle_cts_change - handle a change of clear-to-send state * @uport: uart_port structure for the open port - * @status: new clear to send status, nonzero if active + * @status: new clear to send status, true if active * * Caller must hold uport->lock. */ -void uart_handle_cts_change(struct uart_port *uport, unsigned int status) +void uart_handle_cts_change(struct uart_port *uport, bool status) { lockdep_assert_held_once(&uport->lock); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index f1b69a36bb2b..591224505cb4 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -897,8 +897,7 @@ static inline bool uart_softcts_mode(struct uart_port *uport) */ extern void uart_handle_dcd_change(struct uart_port *uport, bool status); -extern void uart_handle_cts_change(struct uart_port *uport, - unsigned int status); +extern void uart_handle_cts_change(struct uart_port *uport, bool status); extern void uart_insert_char(struct uart_port *port, unsigned int status, unsigned int overrun, unsigned int ch, unsigned int flag); From patchwork Wed Jan 4 15:15:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Ilpo_J=C3=A4rvinen?= X-Patchwork-Id: 639199 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21A70C4708D for ; Wed, 4 Jan 2023 15:17:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239478AbjADPRC (ORCPT ); Wed, 4 Jan 2023 10:17:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56500 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239613AbjADPQx (ORCPT ); Wed, 4 Jan 2023 10:16:53 -0500 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F07E61A233; Wed, 4 Jan 2023 07:16:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1672845412; x=1704381412; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=JjjW6dFqxPvZpMJtTa0hvemI7uFSxCRu5bewJdPlkFg=; b=QBYZIFKCp4RDHI2A6skJ/DtzCZHQj9LMjTquXytZElrH7U+3pXATraT/ RHxXRv3sRv3stjRNhYcx+TIw3zbVgftn74S/vrYUx4mUgyX2FuNPmp63Y A4dBssryqVjvLwqVCzpqUxjaBf2GSLDk6Nk5wUgnynhpus4gGj4xsXqyf afLz4IywQvKoJJbmbPJvunaeRIYjnL9GfT71Mcyugx9eUgrp6dU9o171N q8wNALk5Qhgm2JZ9+MyYRHfH6KOtCwW06jct74FXZOA/NpriYnCoQxz1D 2x7Aar09FhptoTCUGRD5IiwlI22GJJxeViXy34c1Yzz29TZKLeS8+jmyb A==; X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="301644574" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="301644574" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:16:31 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10580"; a="762700952" X-IronPort-AV: E=Sophos;i="5.96,300,1665471600"; d="scan'208";a="762700952" Received: from msvoboda-mobl.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.252.48.119]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Jan 2023 07:16:29 -0800 From: =?utf-8?q?Ilpo_J=C3=A4rvinen?= To: linux-serial@vger.kernel.org, Greg Kroah-Hartman , Jiri Slaby , linux-kernel@vger.kernel.org Cc: Johan Hovold , =?utf-8?q?Ilpo_J=C3=A4rvinen?= Subject: [PATCH 10/10] tty: Return bool from tty_termios_hw_change() Date: Wed, 4 Jan 2023 17:15:31 +0200 Message-Id: <20230104151531.73994-11-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> References: <20230104151531.73994-1-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Change tty_termios_hw_change() return to bool and convert it to a or-chained return statement. Signed-off-by: Ilpo Järvinen --- drivers/tty/tty_ioctl.c | 10 ++++------ include/linux/tty.h | 2 +- 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/tty/tty_ioctl.c b/drivers/tty/tty_ioctl.c index ce511557b98b..4a80fabf6d5e 100644 --- a/drivers/tty/tty_ioctl.c +++ b/drivers/tty/tty_ioctl.c @@ -270,13 +270,11 @@ EXPORT_SYMBOL(tty_termios_copy_hw); * between the two termios structures, or a speed change is needed. */ -int tty_termios_hw_change(const struct ktermios *a, const struct ktermios *b) +bool tty_termios_hw_change(const struct ktermios *a, const struct ktermios *b) { - if (a->c_ispeed != b->c_ispeed || a->c_ospeed != b->c_ospeed) - return 1; - if ((a->c_cflag ^ b->c_cflag) & ~(HUPCL | CREAD | CLOCAL)) - return 1; - return 0; + return a->c_ispeed != b->c_ispeed || + a->c_ospeed != b->c_ospeed || + (a->c_cflag ^ b->c_cflag) & ~(HUPCL | CREAD | CLOCAL); } EXPORT_SYMBOL(tty_termios_hw_change); diff --git a/include/linux/tty.h b/include/linux/tty.h index 730c3301d710..093935e97f42 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -453,7 +453,7 @@ unsigned char tty_get_char_size(unsigned int cflag); unsigned char tty_get_frame_size(unsigned int cflag); void tty_termios_copy_hw(struct ktermios *new, const struct ktermios *old); -int tty_termios_hw_change(const struct ktermios *a, const struct ktermios *b); +bool tty_termios_hw_change(const struct ktermios *a, const struct ktermios *b); int tty_set_termios(struct tty_struct *tty, struct ktermios *kt); void tty_wakeup(struct tty_struct *tty);