[6/8] serial: Make ->set_termios() old ktermios const

Message ID	20220816115739.10928-7-ilpo.jarvinen@linux.intel.com (mailing list archive)
State	Not Applicable
Headers	show Return-Path: <linux-arm-msm-owner@kernel.org> 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 BC0ABC2BB41 for <linux-arm-msm@archiver.kernel.org>; Tue, 16 Aug 2022 12:08:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234217AbiHPMIK (ORCPT <rfc822;linux-arm-msm@archiver.kernel.org>); Tue, 16 Aug 2022 08:08:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235359AbiHPMHq (ORCPT <rfc822;linux-arm-msm@vger.kernel.org>); Tue, 16 Aug 2022 08:07:46 -0400 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 60587402CD; Tue, 16 Aug 2022 04:58:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1660651121; x=1692187121; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=1bh+UGysoUhStctNsjINRe0spSsNdt49PHyq4TTPmPY=; b=UMSnO2mjGG/AFtdplZP69ZslyJSjGc3Y3ElTg98t8j6PsGtm0rM8uN1Y NRJ/Rtv7Eq2mvTa26BOTqQlQaLMLc1lzrE/Wx1tqkpuNExQPfByn7Y3hW PkICx+XST9izpfhYFTAldkfUoJb9bKV9UJR4rVA0BkzNRWGsuKoetb0L9 nT5iqc0lKt8MKDg5abJPZcCp2k2lABmTmWgXrTOE4JFNBbGhmssEcYDM8 UYTaCPe9DXTwufDig9kHPTXHtdbolcUWHGlLSurno8gnF4ShGoOniAHLt NCv2sQ40sRyhPPc6WPzbFsB85HJjAsARfnwVupM4JBwhl+t5Nd6kA6mz8 A==; X-IronPort-AV: E=McAfee;i="6400,9594,10440"; a="290951608" X-IronPort-AV: E=Sophos;i="5.93,240,1654585200"; d="scan'208";a="290951608" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2022 04:58:40 -0700 X-IronPort-AV: E=Sophos;i="5.93,240,1654585200"; d="scan'208";a="667080831" Received: from tturcu-mobl1.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.252.51.153]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2022 04:58:17 -0700 From: =?utf-8?q?Ilpo_J=C3=A4rvinen?= <ilpo.jarvinen@linux.intel.com> To: linux-serial@vger.kernel.org, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Jiri Slaby <jirislaby@kernel.org>, Andy Shevchenko <andriy.shevchenko@linux.intel.com>, Al Cooper <alcooperx@gmail.com>, Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>, =?utf-8?q?Ilpo_J=C3=A4rvinen?= <ilpo.jarvinen@linux.intel.com>, Matthias Brugger <matthias.bgg@gmail.com>, Tobias Klauser <tklauser@distanz.ch>, Russell King <linux@armlinux.org.uk>, Vineet Gupta <vgupta@kernel.org>, Richard Genoud <richard.genoud@gmail.com>, Nicolas Ferre <nicolas.ferre@microchip.com>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Claudiu Beznea <claudiu.beznea@microchip.com>, Alexander Shiyan <shc_work@mail.ru>, Baruch Siach <baruch@tkos.co.il>, "Maciej W. Rozycki" <macro@orcam.me.uk>, Shawn Guo <shawnguo@kernel.org>, Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix Kernel Team <kernel@pengutronix.de>, Fabio Estevam <festevam@gmail.com>, NXP Linux Team <linux-imx@nxp.com>, Karol Gugala <kgugala@antmicro.com>, Mateusz Holenko <mholenko@antmicro.com>, Gabriel Somlo <gsomlo@gmail.com>, Joel Stanley <joel@jms.id.au>, Vladimir Zapolskiy <vz@mleia.com>, Neil Armstrong <narmstrong@baylibre.com>, Kevin Hilman <khilman@baylibre.com>, Jerome Brunet <jbrunet@baylibre.com>, Martin Blumenstingl <martin.blumenstingl@googlemail.com>, Taichi Sugaya <sugaya.taichi@socionext.com>, Takao Orito <orito.takao@socionext.com>, Liviu Dudau <liviu.dudau@arm.com>, Sudeep Holla <sudeep.holla@arm.com>, Lorenzo Pieralisi <lpieralisi@kernel.org>, Andy Gross <agross@kernel.org>, Bjorn Andersson <bjorn.andersson@linaro.org>, Konrad Dybcio <konrad.dybcio@somainline.org>, =?utf-8?q?Pali_Roh=C3=A1r?= <pali@kernel.org>, =?utf-8?q?Andreas_F=C3=A4rbe?= =?utf-8?q?r?= <afaerber@suse.de>, Manivannan Sadhasivam <mani@kernel.org>, Michael Ellerman <mpe@ellerman.id.au>, Nicholas Piggin <npiggin@gmail.com>, Christophe Leroy <christophe.leroy@csgroup.eu>, Kevin Cernekee <cernekee@gmail.com>, Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>, Alim Akhtar <alim.akhtar@samsung.com>, Laxman Dewangan <ldewangan@nvidia.com>, Thierry Reding <thierry.reding@gmail.com>, Jonathan Hunter <jonathanh@nvidia.com>, Palmer Dabbelt <palmer@dabbelt.com>, Paul Walmsley <paul.walmsley@sifive.com>, Orson Zhai <orsonzhai@gmail.com>, Baolin Wang <baolin.wang@linux.alibaba.com>, Chunyan Zhang <zhang.lyra@gmail.com>, Patrice Chotard <patrice.chotard@foss.st.com>, Maxime Coquelin <mcoquelin.stm32@gmail.com>, Alexandre Torgue <alexandre.torgue@foss.st.com>, "David S. Miller" <davem@davemloft.net>, Hammer Hsieh <hammerh0314@gmail.com>, Peter Korsgaard <jacmet@sunsite.dk>, Timur Tabi <timur@kernel.org>, Michal Simek <michal.simek@xilinx.com>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-snps-arc@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-actions@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-unisoc@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, linux-riscv@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, sparclinux@vger.kernel.org Cc: Johan Hovold <johan@kernel.org> Subject: [PATCH 6/8] serial: Make ->set_termios() old ktermios const Date: Tue, 16 Aug 2022 14:57:37 +0300 Message-Id: <20220816115739.10928-7-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220816115739.10928-1-ilpo.jarvinen@linux.intel.com> References: <20220816115739.10928-1-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <linux-arm-msm.vger.kernel.org> X-Mailing-List: linux-arm-msm@vger.kernel.org
Series	None \| expand [6/8] serial: Make ->set_termios() old ktermios const

diff --git a/drivers/tty/serial/21285.c b/drivers/tty/serial/21285.c index 7520cc02fd4d..2f17bf4b221e 100644 --- a/drivers/tty/serial/21285.c +++ b/drivers/tty/serial/21285.c @@ -243,7 +243,7 @@ static void serial21285_shutdown(struct uart_port *port) static void serial21285_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned int baud, quot, h_lcr, b; diff --git a/drivers/tty/serial/8250/8250_bcm7271.c b/drivers/tty/serial/8250/8250_bcm7271.c index 8efdc271eb75..fa8ccf204d86 100644 --- a/drivers/tty/serial/8250/8250_bcm7271.c +++ b/drivers/tty/serial/8250/8250_bcm7271.c @@ -755,7 +755,7 @@ static void set_clock_mux(struct uart_port *up, struct brcmuart_priv *priv, static void brcmstb_set_termios(struct uart_port *up, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_8250_port *p8250 = up_to_u8250p(up); struct brcmuart_priv *priv = up->private_data; diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c index a604b42e4458..7db51781289e 100644 --- a/drivers/tty/serial/8250/8250_dw.c +++ b/drivers/tty/serial/8250/8250_dw.c @@ -350,7 +350,7 @@ dw8250_do_pm(struct uart_port *port, unsigned int state, unsigned int old) } static void dw8250_set_termios(struct uart_port *p, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long newrate = tty_termios_baud_rate(termios) * 16; struct dw8250_data *d = to_dw8250_data(p->private_data); diff --git a/drivers/tty/serial/8250/8250_dwlib.c b/drivers/tty/serial/8250/8250_dwlib.c index dbe4d44f60d4..75f32f054ebb 100644 --- a/drivers/tty/serial/8250/8250_dwlib.c +++ b/drivers/tty/serial/8250/8250_dwlib.c @@ -92,7 +92,8 @@ static void dw8250_set_divisor(struct uart_port *p, unsigned int baud, serial8250_do_set_divisor(p, baud, quot, quot_frac); } -void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, struct ktermios *old) +void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, + const struct ktermios *old) { p->status &= ~UPSTAT_AUTOCTS; if (termios->c_cflag & CRTSCTS) diff --git a/drivers/tty/serial/8250/8250_dwlib.h b/drivers/tty/serial/8250/8250_dwlib.h index 055bfdc87985..f13e91f2cace 100644 --- a/drivers/tty/serial/8250/8250_dwlib.h +++ b/drivers/tty/serial/8250/8250_dwlib.h @@ -47,7 +47,7 @@ struct dw8250_data { unsigned int uart_16550_compatible:1; }; -void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, struct ktermios *old); +void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, const struct ktermios *old); void dw8250_setup_port(struct uart_port *p); static inline struct dw8250_data *to_dw8250_data(struct dw8250_port_data *data) diff --git a/drivers/tty/serial/8250/8250_fintek.c b/drivers/tty/serial/8250/8250_fintek.c index 65b6b3cbaff6..e2aa2a1a02dd 100644 --- a/drivers/tty/serial/8250/8250_fintek.c +++ b/drivers/tty/serial/8250/8250_fintek.c @@ -278,7 +278,7 @@ static void fintek_8250_set_max_fifo(struct fintek_8250 *pdata) static void fintek_8250_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct fintek_8250 *pdata = port->private_data; unsigned int baud = tty_termios_baud_rate(termios); diff --git a/drivers/tty/serial/8250/8250_lpss.c b/drivers/tty/serial/8250/8250_lpss.c index 4ba43bef9933..44cc755b1a29 100644 --- a/drivers/tty/serial/8250/8250_lpss.c +++ b/drivers/tty/serial/8250/8250_lpss.c @@ -70,7 +70,7 @@ static inline struct lpss8250 *to_lpss8250(struct dw8250_port_data *data) } static void byt_set_termios(struct uart_port *p, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud = tty_termios_baud_rate(termios); struct lpss8250 *lpss = to_lpss8250(p->private_data); diff --git a/drivers/tty/serial/8250/8250_mid.c b/drivers/tty/serial/8250/8250_mid.c index a2a03acb04ad..2cc78a4bf7a1 100644 --- a/drivers/tty/serial/8250/8250_mid.c +++ b/drivers/tty/serial/8250/8250_mid.c @@ -206,9 +206,8 @@ static void dnv_exit(struct mid8250 *mid) /*****************************************************************************/ -static void mid8250_set_termios(struct uart_port *p, - struct ktermios *termios, - struct ktermios *old) +static void mid8250_set_termios(struct uart_port *p, struct ktermios *termios, + const struct ktermios *old) { unsigned int baud = tty_termios_baud_rate(termios); struct mid8250 *mid = p->private_data; diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c index 54051ec7b499..fb1d5ec0940e 100644 --- a/drivers/tty/serial/8250/8250_mtk.c +++ b/drivers/tty/serial/8250/8250_mtk.c @@ -291,7 +291,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode) static void mtk8250_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { static const unsigned short fraction_L_mapping[] = { 0, 1, 0x5, 0x15, 0x55, 0x57, 0x57, 0x77, 0x7F, 0xFF, 0xFF diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c index 0dcecbbc3967..b43894e15b07 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -350,7 +350,7 @@ static void omap8250_restore_regs(struct uart_8250_port *up) */ static void omap_8250_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_8250_port *up = up_to_u8250p(port); struct omap8250_priv *priv = up->port.private_data; diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index 39b35a61958c..bd3207611f64 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -2651,7 +2651,7 @@ static void serial8250_set_divisor(struct uart_port *port, unsigned int baud, static unsigned int serial8250_get_baud_rate(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int tolerance = port->uartclk / 100; unsigned int min; @@ -2737,7 +2737,7 @@ EXPORT_SYMBOL_GPL(serial8250_update_uartclk); void serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_8250_port *up = up_to_u8250p(port); unsigned char cval; @@ -2875,7 +2875,7 @@ EXPORT_SYMBOL(serial8250_do_set_termios); static void serial8250_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { if (port->set_termios) port->set_termios(port, termios, old); diff --git a/drivers/tty/serial/altera_jtaguart.c b/drivers/tty/serial/altera_jtaguart.c index cb791c5149a3..23f339757894 100644 --- a/drivers/tty/serial/altera_jtaguart.c +++ b/drivers/tty/serial/altera_jtaguart.c @@ -106,8 +106,8 @@ static void altera_jtaguart_break_ctl(struct uart_port *port, int break_state) } static void altera_jtaguart_set_termios(struct uart_port *port, - struct ktermios *termios, - struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { /* Just copy the old termios settings back */ if (old) diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c index 8b749ed557c6..a38db2cb8dc1 100644 --- a/drivers/tty/serial/altera_uart.c +++ b/drivers/tty/serial/altera_uart.c @@ -175,7 +175,7 @@ static void altera_uart_break_ctl(struct uart_port *port, int break_state) static void altera_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned int baud, baudclk; diff --git a/drivers/tty/serial/amba-pl010.c b/drivers/tty/serial/amba-pl010.c index fae0b581ff42..af27fb8ec145 100644 --- a/drivers/tty/serial/amba-pl010.c +++ b/drivers/tty/serial/amba-pl010.c @@ -370,7 +370,7 @@ static void pl010_shutdown(struct uart_port *port) static void pl010_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int lcr_h, old_cr; unsigned long flags; diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 15f0e4d88c5a..39f79bc5aba1 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -2030,7 +2030,7 @@ pl011_setup_status_masks(struct uart_port *port, struct ktermios *termios) static void pl011_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_amba_port *uap = container_of(port, struct uart_amba_port, port); @@ -2162,7 +2162,7 @@ pl011_set_termios(struct uart_port *port, struct ktermios *termios, static void sbsa_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_amba_port *uap = container_of(port, struct uart_amba_port, port); diff --git a/drivers/tty/serial/apbuart.c b/drivers/tty/serial/apbuart.c index 9ef82d870ff2..450f4edfda0f 100644 --- a/drivers/tty/serial/apbuart.c +++ b/drivers/tty/serial/apbuart.c @@ -228,7 +228,7 @@ static void apbuart_shutdown(struct uart_port *port) } static void apbuart_set_termios(struct uart_port *port, - struct ktermios *termios, struct ktermios *old) + struct ktermios *termios, const struct ktermios *old) { unsigned int cr; unsigned long flags; diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c index 32caeac12985..0a4020dba165 100644 --- a/drivers/tty/serial/ar933x_uart.c +++ b/drivers/tty/serial/ar933x_uart.c @@ -283,7 +283,7 @@ static void ar933x_uart_get_scale_step(unsigned int clk, static void ar933x_uart_set_termios(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { struct ar933x_uart_port *up = container_of(port, struct ar933x_uart_port, port); diff --git a/drivers/tty/serial/arc_uart.c b/drivers/tty/serial/arc_uart.c index 2a09e92ef9ed..2a65ea2660e1 100644 --- a/drivers/tty/serial/arc_uart.c +++ b/drivers/tty/serial/arc_uart.c @@ -351,7 +351,7 @@ static void arc_serial_shutdown(struct uart_port *port) static void arc_serial_set_termios(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { struct arc_uart_port *uart = to_arc_port(port); unsigned int baud, uartl, uarth, hw_val; diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c index 30ba9eef7b39..a85169aa839d 100644 --- a/drivers/tty/serial/atmel_serial.c +++ b/drivers/tty/serial/atmel_serial.c @@ -2124,8 +2124,9 @@ static void atmel_serial_pm(struct uart_port *port, unsigned int state, /* * Change the port parameters */ -static void atmel_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) +static void atmel_set_termios(struct uart_port *port, + struct ktermios *termios, + const struct ktermios *old) { struct atmel_uart_port *atmel_port = to_atmel_uart_port(port); unsigned long flags; diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c index 53b43174aa40..5d9737c2d1f2 100644 --- a/drivers/tty/serial/bcm63xx_uart.c +++ b/drivers/tty/serial/bcm63xx_uart.c @@ -492,9 +492,8 @@ static void bcm_uart_shutdown(struct uart_port *port) /* * serial core request to change current uart setting */ -static void bcm_uart_set_termios(struct uart_port *port, - struct ktermios *new, - struct ktermios *old) +static void bcm_uart_set_termios(struct uart_port *port, struct ktermios *new, + const struct ktermios *old) { unsigned int ctl, baud, quot, ier; unsigned long flags; diff --git a/drivers/tty/serial/clps711x.c b/drivers/tty/serial/clps711x.c index b9b66ad31a08..404b43a5ae33 100644 --- a/drivers/tty/serial/clps711x.c +++ b/drivers/tty/serial/clps711x.c @@ -251,7 +251,7 @@ static void uart_clps711x_shutdown(struct uart_port *port) static void uart_clps711x_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { u32 ubrlcr; unsigned int baud, quot; diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c index db07d6a5d764..a4713cb0304d 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c @@ -484,7 +484,7 @@ static void cpm_uart_shutdown(struct uart_port *port) static void cpm_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { int baud; unsigned long flags; diff --git a/drivers/tty/serial/digicolor-usart.c b/drivers/tty/serial/digicolor-usart.c index af951e6a2ef4..0c0a62346f23 100644 --- a/drivers/tty/serial/digicolor-usart.c +++ b/drivers/tty/serial/digicolor-usart.c @@ -287,7 +287,7 @@ static void digicolor_uart_shutdown(struct uart_port *port) static void digicolor_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud, divisor; u8 config = 0; diff --git a/drivers/tty/serial/dz.c b/drivers/tty/serial/dz.c index 3eaf4e85bfdd..829b452daee9 100644 --- a/drivers/tty/serial/dz.c +++ b/drivers/tty/serial/dz.c @@ -559,7 +559,7 @@ static void dz_reset(struct dz_port *dport) } static void dz_set_termios(struct uart_port *uport, struct ktermios *termios, - struct ktermios *old_termios) + const struct ktermios *old_termios) { struct dz_port *dport = to_dport(uport); unsigned long flags; diff --git a/drivers/tty/serial/fsl_linflexuart.c b/drivers/tty/serial/fsl_linflexuart.c index 98bb0c315e13..84e8153e5420 100644 --- a/drivers/tty/serial/fsl_linflexuart.c +++ b/drivers/tty/serial/fsl_linflexuart.c @@ -401,7 +401,7 @@ static void linflex_shutdown(struct uart_port *port) static void linflex_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned long cr, old_cr, cr1; diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index f6c33cd228c8..71539802f5a9 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -1833,7 +1833,7 @@ static void lpuart32_shutdown(struct uart_port *port) static void lpuart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); unsigned long flags; @@ -2073,7 +2073,7 @@ static void lpuart32_serial_setbrg(struct lpuart_port *sport, static void lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); unsigned long flags; diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c index 45df29947fe8..819f957b6b84 100644 --- a/drivers/tty/serial/icom.c +++ b/drivers/tty/serial/icom.c @@ -1351,9 +1351,8 @@ static void icom_close(struct uart_port *port) kref_put(&icom_port->adapter->kref, icom_kref_release); } -static void icom_set_termios(struct uart_port *port, - struct ktermios *termios, - struct ktermios *old_termios) +static void icom_set_termios(struct uart_port *port, struct ktermios *termios, + const struct ktermios *old_termios) { struct icom_port *icom_port = to_icom_port(port); int baud; diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 522445a8f666..5875ee66492b 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1620,7 +1620,7 @@ static void imx_uart_flush_buffer(struct uart_port *port) static void imx_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct imx_port *sport = (struct imx_port *)port; unsigned long flags; diff --git a/drivers/tty/serial/ip22zilog.c b/drivers/tty/serial/ip22zilog.c index 655e64b26852..dd0a8915ce4f 100644 --- a/drivers/tty/serial/ip22zilog.c +++ b/drivers/tty/serial/ip22zilog.c @@ -873,7 +873,7 @@ ip22zilog_convert_to_zs(struct uart_ip22zilog_port *up, unsigned int cflag, /* The port lock is not held. */ static void ip22zilog_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_ip22zilog_port *up = container_of(port, struct uart_ip22zilog_port, port); diff --git a/drivers/tty/serial/jsm/jsm_tty.c b/drivers/tty/serial/jsm/jsm_tty.c index cb58bdec2f43..222afc270c88 100644 --- a/drivers/tty/serial/jsm/jsm_tty.c +++ b/drivers/tty/serial/jsm/jsm_tty.c @@ -300,8 +300,8 @@ static void jsm_tty_close(struct uart_port *port) } static void jsm_tty_set_termios(struct uart_port *port, - struct ktermios *termios, - struct ktermios *old_termios) + struct ktermios *termios, + const struct ktermios *old_termios) { unsigned long lock_flags; struct jsm_channel *channel = diff --git a/drivers/tty/serial/lantiq.c b/drivers/tty/serial/lantiq.c index a3120c3347dd..6637b3caa6b7 100644 --- a/drivers/tty/serial/lantiq.c +++ b/drivers/tty/serial/lantiq.c @@ -405,8 +405,8 @@ lqasc_shutdown(struct uart_port *port) } static void -lqasc_set_termios(struct uart_port *port, - struct ktermios *new, struct ktermios *old) +lqasc_set_termios(struct uart_port *port, struct ktermios *new, + const struct ktermios *old) { unsigned int cflag; unsigned int iflag; diff --git a/drivers/tty/serial/liteuart.c b/drivers/tty/serial/liteuart.c index 328b50521f14..4c0604325ee9 100644 --- a/drivers/tty/serial/liteuart.c +++ b/drivers/tty/serial/liteuart.c @@ -178,7 +178,7 @@ static void liteuart_shutdown(struct uart_port *port) } static void liteuart_set_termios(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud; unsigned long flags; diff --git a/drivers/tty/serial/lpc32xx_hs.c b/drivers/tty/serial/lpc32xx_hs.c index 93140cac1ca1..0d5ef7df27d0 100644 --- a/drivers/tty/serial/lpc32xx_hs.c +++ b/drivers/tty/serial/lpc32xx_hs.c @@ -493,7 +493,7 @@ static void serial_lpc32xx_shutdown(struct uart_port *port) /* port->lock is not held. */ static void serial_lpc32xx_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned int baud, quot; diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c index 0b5f21fbb53d..c69602f356fd 100644 --- a/drivers/tty/serial/max3100.c +++ b/drivers/tty/serial/max3100.c @@ -418,7 +418,7 @@ static void max3100_set_mctrl(struct uart_port *port, unsigned int mctrl) static void max3100_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct max3100_port *s = container_of(port, struct max3100_port, diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c index ab10ca4a45b5..724049a7a97d 100644 --- a/drivers/tty/serial/max310x.c +++ b/drivers/tty/serial/max310x.c @@ -906,7 +906,7 @@ static void max310x_break_ctl(struct uart_port *port, int break_state) static void max310x_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int lcr = 0, flow = 0; int baud; diff --git a/drivers/tty/serial/mcf.c b/drivers/tty/serial/mcf.c index f4aaaadd0742..b1cd9a76dd93 100644 --- a/drivers/tty/serial/mcf.c +++ b/drivers/tty/serial/mcf.c @@ -192,7 +192,7 @@ static void mcf_shutdown(struct uart_port *port) /****************************************************************************/ static void mcf_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned int baud, baudclk; diff --git a/drivers/tty/serial/men_z135_uart.c b/drivers/tty/serial/men_z135_uart.c index 12117b596e73..3690f5cf0f43 100644 --- a/drivers/tty/serial/men_z135_uart.c +++ b/drivers/tty/serial/men_z135_uart.c @@ -646,8 +646,8 @@ static void men_z135_shutdown(struct uart_port *port) } static void men_z135_set_termios(struct uart_port *port, - struct ktermios *termios, - struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { struct men_z135_port *uart = to_men_z135(port); unsigned int baud; diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c index 6c8db19fd572..f52534141b5a 100644 --- a/drivers/tty/serial/meson_uart.c +++ b/drivers/tty/serial/meson_uart.c @@ -335,7 +335,7 @@ static void meson_uart_change_speed(struct uart_port *port, unsigned long baud) static void meson_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int cflags, iflags, baud; unsigned long flags; diff --git a/drivers/tty/serial/milbeaut_usio.c b/drivers/tty/serial/milbeaut_usio.c index 347088bb380e..c15e0d84dc7e 100644 --- a/drivers/tty/serial/milbeaut_usio.c +++ b/drivers/tty/serial/milbeaut_usio.c @@ -298,7 +298,8 @@ static void mlb_usio_shutdown(struct uart_port *port) } static void mlb_usio_set_termios(struct uart_port *port, - struct ktermios *termios, struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { unsigned int escr, smr = MLB_USIO_SMR_SOE; unsigned long flags, baud, quot; diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c index 3f1986c89694..6f09b1cb3e1c 100644 --- a/drivers/tty/serial/mpc52xx_uart.c +++ b/drivers/tty/serial/mpc52xx_uart.c @@ -101,7 +101,7 @@ struct psc_ops { void (*cw_restore_ints)(struct uart_port *port); unsigned int (*set_baudrate)(struct uart_port *port, struct ktermios *new, - struct ktermios *old); + const struct ktermios *old); int (*clock_alloc)(struct uart_port *port); void (*clock_relse)(struct uart_port *port); int (*clock)(struct uart_port *port, int enable); @@ -287,7 +287,7 @@ static void mpc52xx_psc_cw_restore_ints(struct uart_port *port) static unsigned int mpc5200_psc_set_baudrate(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud; unsigned int divisor; @@ -305,7 +305,7 @@ static unsigned int mpc5200_psc_set_baudrate(struct uart_port *port, static unsigned int mpc5200b_psc_set_baudrate(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud; unsigned int divisor; @@ -533,7 +533,7 @@ static void mpc512x_psc_cw_restore_ints(struct uart_port *port) static unsigned int mpc512x_psc_set_baudrate(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud; unsigned int divisor; @@ -880,7 +880,7 @@ static inline void mpc5125_set_divisor(struct mpc5125_psc __iomem *psc, static unsigned int mpc5125_psc_set_baudrate(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud; unsigned int divisor; @@ -1167,7 +1167,7 @@ mpc52xx_uart_shutdown(struct uart_port *port) static void mpc52xx_uart_set_termios(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned char mr1, mr2; diff --git a/drivers/tty/serial/mps2-uart.c b/drivers/tty/serial/mps2-uart.c index 5e9429dcc51f..2e3e6cf16817 100644 --- a/drivers/tty/serial/mps2-uart.c +++ b/drivers/tty/serial/mps2-uart.c @@ -358,7 +358,7 @@ static void mps2_uart_shutdown(struct uart_port *port) static void mps2_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned int baud, bauddiv; diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 3159889ddae1..7dd19a281579 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -1263,7 +1263,7 @@ static void msm_shutdown(struct uart_port *port) } static void msm_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct msm_port *msm_port = to_msm_port(port); struct msm_dma *dma = &msm_port->rx_dma; diff --git a/drivers/tty/serial/mux.c b/drivers/tty/serial/mux.c index 0ba0f4d9459d..ed0e763f622a 100644 --- a/drivers/tty/serial/mux.c +++ b/drivers/tty/serial/mux.c @@ -289,7 +289,7 @@ static void mux_shutdown(struct uart_port *port) */ static void mux_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { } diff --git a/drivers/tty/serial/mvebu-uart.c b/drivers/tty/serial/mvebu-uart.c index 65eaecd10b7c..ba16e1da6bd3 100644 --- a/drivers/tty/serial/mvebu-uart.c +++ b/drivers/tty/serial/mvebu-uart.c @@ -564,7 +564,7 @@ static unsigned int mvebu_uart_baud_rate_set(struct uart_port *port, unsigned in static void mvebu_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned long flags; unsigned int baud, min_baud, max_baud; diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index 1944daf8593a..d21a4f3ef2fe 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -959,7 +959,7 @@ static int mxs_auart_dma_init(struct mxs_auart_port *s) #define CTS_AT_AUART() !mctrl_gpio_to_gpiod(s->gpios, UART_GPIO_CTS) static void mxs_auart_settermios(struct uart_port *u, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct mxs_auart_port *s = to_auart_port(u); u32 ctrl, ctrl2, div; diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 0aa666e247d5..c87d85b901a7 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -802,7 +802,7 @@ static void serial_omap_uart_qos_work(struct work_struct *work) static void serial_omap_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_omap_port *up = to_uart_omap_port(port); unsigned char cval = 0; diff --git a/drivers/tty/serial/owl-uart.c b/drivers/tty/serial/owl-uart.c index 888e17e3f25f..fde39cc1145d 100644 --- a/drivers/tty/serial/owl-uart.c +++ b/drivers/tty/serial/owl-uart.c @@ -328,7 +328,7 @@ static void owl_uart_change_baudrate(struct owl_uart_port *owl_port, static void owl_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct owl_uart_port *owl_port = to_owl_uart_port(port); unsigned int baud; diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index 8a9065e4a903..11ba5df0618f 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -1301,7 +1301,8 @@ static void pch_uart_shutdown(struct uart_port *port) *bits. Update read_status_mask and ignore_status_mask to indicate *the types of events we are interested in receiving. */ static void pch_uart_set_termios(struct uart_port *port, - struct ktermios *termios, struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { int rtn; unsigned int baud, parity, bits, stb; diff --git a/drivers/tty/serial/pic32_uart.c b/drivers/tty/serial/pic32_uart.c index f418f1de66b3..2b8ba0702b70 100644 --- a/drivers/tty/serial/pic32_uart.c +++ b/drivers/tty/serial/pic32_uart.c @@ -609,7 +609,7 @@ static void pic32_uart_shutdown(struct uart_port *port) /* serial core request to change current uart setting */ static void pic32_uart_set_termios(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { struct pic32_sport *sport = to_pic32_sport(port); unsigned int baud; diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c index f63257b8e872..fe2e4ec423f7 100644 --- a/drivers/tty/serial/pmac_zilog.c +++ b/drivers/tty/serial/pmac_zilog.c @@ -1202,7 +1202,7 @@ static void pmz_irda_setup(struct uart_pmac_port *uap, unsigned long *baud) static void __pmz_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_pmac_port *uap = to_pmz(port); unsigned long baud; @@ -1244,7 +1244,7 @@ static void __pmz_set_termios(struct uart_port *port, struct ktermios *termios, /* The port lock is not held. */ static void pmz_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_pmac_port *uap = to_pmz(port); unsigned long flags; diff --git a/drivers/tty/serial/pxa.c b/drivers/tty/serial/pxa.c index 9309ffd87c8e..2d25231fad84 100644 --- a/drivers/tty/serial/pxa.c +++ b/drivers/tty/serial/pxa.c @@ -423,7 +423,7 @@ static void serial_pxa_shutdown(struct uart_port *port) static void serial_pxa_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_pxa_port *up = (struct uart_pxa_port *)port; unsigned char cval, fcr = 0; diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c index f4698a064a4d..52182f6a5444 100644 --- a/drivers/tty/serial/qcom_geni_serial.c +++ b/drivers/tty/serial/qcom_geni_serial.c @@ -1005,7 +1005,8 @@ static unsigned long get_clk_div_rate(struct clk *clk, unsigned int baud, } static void qcom_geni_serial_set_termios(struct uart_port *uport, - struct ktermios *termios, struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { unsigned int baud; u32 bits_per_char; diff --git a/drivers/tty/serial/rda-uart.c b/drivers/tty/serial/rda-uart.c index feb2054aba37..0e387e2144fa 100644 --- a/drivers/tty/serial/rda-uart.c +++ b/drivers/tty/serial/rda-uart.c @@ -238,7 +238,7 @@ static void rda_uart_change_baudrate(struct rda_uart_port *rda_port, static void rda_uart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct rda_uart_port *rda_port = to_rda_uart_port(port); unsigned long flags; diff --git a/drivers/tty/serial/rp2.c b/drivers/tty/serial/rp2.c index 6689d8add8f7..b81afb06f1f4 100644 --- a/drivers/tty/serial/rp2.c +++ b/drivers/tty/serial/rp2.c @@ -370,9 +370,8 @@ static void __rp2_uart_set_termios(struct rp2_uart_port *up, up->ucode + RP2_RX_SWFLOW); } -static void rp2_uart_set_termios(struct uart_port *port, - struct ktermios *new, - struct ktermios *old) +static void rp2_uart_set_termios(struct uart_port *port, struct ktermios *new, + const struct ktermios *old) { struct rp2_uart_port *up = port_to_up(port); unsigned long flags; diff --git a/drivers/tty/serial/sa1100.c b/drivers/tty/serial/sa1100.c index e64e42a19d1a..dd9e3253cab4 100644 --- a/drivers/tty/serial/sa1100.c +++ b/drivers/tty/serial/sa1100.c @@ -409,7 +409,7 @@ static void sa1100_shutdown(struct uart_port *port) static void sa1100_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct sa1100_port *sport = container_of(port, struct sa1100_port, port); diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index b7a4b47ce74e..77d1363029f5 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -1530,7 +1530,7 @@ static const u16 udivslot_table[16] = { static void s3c24xx_serial_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { const struct s3c2410_uartcfg *cfg = s3c24xx_port_to_cfg(port); struct s3c24xx_uart_port *ourport = to_ourport(port); diff --git a/drivers/tty/serial/sb1250-duart.c b/drivers/tty/serial/sb1250-duart.c index 2cf8533ef760..c5d2b6cdcb4a 100644 --- a/drivers/tty/serial/sb1250-duart.c +++ b/drivers/tty/serial/sb1250-duart.c @@ -531,7 +531,7 @@ static void sbd_init_port(struct sbd_port *sport) } static void sbd_set_termios(struct uart_port *uport, struct ktermios *termios, - struct ktermios *old_termios) + const struct ktermios *old_termios) { struct sbd_port *sport = to_sport(uport); unsigned int mode1 = 0, mode2 = 0, aux = 0; diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 259e08cc347c..5ecf8f90eb5c 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1015,7 +1015,7 @@ static void sc16is7xx_break_ctl(struct uart_port *port, int break_state) static void sc16is7xx_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct sc16is7xx_port *s = dev_get_drvdata(port->dev); struct sc16is7xx_one *one = to_sc16is7xx_one(port, port); diff --git a/drivers/tty/serial/sccnxp.c b/drivers/tty/serial/sccnxp.c index c56de2e104d4..dd98509f52e5 100644 --- a/drivers/tty/serial/sccnxp.c +++ b/drivers/tty/serial/sccnxp.c @@ -636,7 +636,8 @@ static void sccnxp_break_ctl(struct uart_port *port, int break_state) } static void sccnxp_set_termios(struct uart_port *port, - struct ktermios *termios, struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { struct sccnxp_port *s = dev_get_drvdata(port->dev); unsigned long flags; diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c index ad4f3567ff90..da2993fc2f04 100644 --- a/drivers/tty/serial/serial-tegra.c +++ b/drivers/tty/serial/serial-tegra.c @@ -1271,7 +1271,8 @@ static void tegra_uart_enable_ms(struct uart_port *u) } static void tegra_uart_set_termios(struct uart_port *u, - struct ktermios *termios, struct ktermios *oldtermios) + struct ktermios *termios, + const struct ktermios *oldtermios) { struct tegra_uart_port *tup = to_tegra_uport(u); unsigned int baud; diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 12c87cd201a7..c8295904b331 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -380,7 +380,7 @@ EXPORT_SYMBOL(uart_update_timeout); */ unsigned int uart_get_baud_rate(struct uart_port *port, struct ktermios *termios, - struct ktermios *old, unsigned int min, unsigned int max) + const struct ktermios *old, unsigned int min, unsigned int max) { unsigned int try; unsigned int baud; diff --git a/drivers/tty/serial/serial_txx9.c b/drivers/tty/serial/serial_txx9.c index 228e380db080..e12f1dc18c38 100644 --- a/drivers/tty/serial/serial_txx9.c +++ b/drivers/tty/serial/serial_txx9.c @@ -594,7 +594,7 @@ static void serial_txx9_shutdown(struct uart_port *up) static void serial_txx9_set_termios(struct uart_port *up, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int cval, fcr = 0; unsigned long flags; diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 0075a1420005..9ad3663b5152 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -2367,7 +2367,7 @@ static void sci_reset(struct uart_port *port) } static void sci_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud, smr_val = SCSMR_ASYNC, scr_val = 0, i, bits; unsigned int brr = 255, cks = 0, srr = 15, dl = 0, sccks = 0; diff --git a/drivers/tty/serial/sifive.c b/drivers/tty/serial/sifive.c index 5c3a07546a58..4761f172103a 100644 --- a/drivers/tty/serial/sifive.c +++ b/drivers/tty/serial/sifive.c @@ -646,7 +646,7 @@ static int sifive_serial_clk_notifier(struct notifier_block *nb, static void sifive_serial_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct sifive_serial_port *ssp = port_to_sifive_serial_port(port); unsigned long flags; diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c index 4329b9c9cbf0..342a87967631 100644 --- a/drivers/tty/serial/sprd_serial.c +++ b/drivers/tty/serial/sprd_serial.c @@ -771,9 +771,8 @@ static void sprd_shutdown(struct uart_port *port) devm_free_irq(port->dev, port->irq, port); } -static void sprd_set_termios(struct uart_port *port, - struct ktermios *termios, - struct ktermios *old) +static void sprd_set_termios(struct uart_port *port, struct ktermios *termios, + const struct ktermios *old) { unsigned int baud, quot; unsigned int lcr = 0, fc; diff --git a/drivers/tty/serial/st-asc.c b/drivers/tty/serial/st-asc.c index cce42f4c9bc2..fcecea689a0d 100644 --- a/drivers/tty/serial/st-asc.c +++ b/drivers/tty/serial/st-asc.c @@ -500,7 +500,7 @@ static void asc_pm(struct uart_port *port, unsigned int state, } static void asc_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct asc_port *ascport = to_asc_port(port); struct gpio_desc *gpiod; diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index 2c85dbf165c4..0b18615b2ca4 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -1089,7 +1089,7 @@ static void stm32_usart_shutdown(struct uart_port *port) static void stm32_usart_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct stm32_port *stm32_port = to_stm32_port(port); const struct stm32_usart_offsets *ofs = &stm32_port->info->ofs; diff --git a/drivers/tty/serial/sunhv.c b/drivers/tty/serial/sunhv.c index eafada8fb6fa..1938ba5e98c0 100644 --- a/drivers/tty/serial/sunhv.c +++ b/drivers/tty/serial/sunhv.c @@ -323,7 +323,7 @@ static void sunhv_shutdown(struct uart_port *port) /* port->lock is not held. */ static void sunhv_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud = uart_get_baud_rate(port, termios, old, 0, 4000000); unsigned int quot = uart_get_divisor(port, baud); diff --git a/drivers/tty/serial/sunplus-uart.c b/drivers/tty/serial/sunplus-uart.c index 60c73662f955..7afe61a0e72e 100644 --- a/drivers/tty/serial/sunplus-uart.c +++ b/drivers/tty/serial/sunplus-uart.c @@ -333,7 +333,7 @@ static void sunplus_shutdown(struct uart_port *port) static void sunplus_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *oldtermios) + const struct ktermios *oldtermios) { u32 ext, div, div_l, div_h, baud, lcr; u32 clk = port->uartclk; diff --git a/drivers/tty/serial/sunsab.c b/drivers/tty/serial/sunsab.c index 6ea52293d9f3..b5498229b147 100644 --- a/drivers/tty/serial/sunsab.c +++ b/drivers/tty/serial/sunsab.c @@ -776,7 +776,7 @@ static void sunsab_convert_to_sab(struct uart_sunsab_port *up, unsigned int cfla /* port->lock is not held. */ static void sunsab_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_sunsab_port *up = container_of(port, struct uart_sunsab_port, port); diff --git a/drivers/tty/serial/sunsu.c b/drivers/tty/serial/sunsu.c index 84d545e5a8c7..1656efab343e 100644 --- a/drivers/tty/serial/sunsu.c +++ b/drivers/tty/serial/sunsu.c @@ -897,7 +897,7 @@ sunsu_change_speed(struct uart_port *port, unsigned int cflag, static void sunsu_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { unsigned int baud, quot; diff --git a/drivers/tty/serial/sunzilog.c b/drivers/tty/serial/sunzilog.c index c14275d83b0b..a38d213ca7ac 100644 --- a/drivers/tty/serial/sunzilog.c +++ b/drivers/tty/serial/sunzilog.c @@ -938,7 +938,7 @@ sunzilog_convert_to_zs(struct uart_sunzilog_port *up, unsigned int cflag, /* The port lock is not held. */ static void sunzilog_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct uart_sunzilog_port *up = container_of(port, struct uart_sunzilog_port, port); diff --git a/drivers/tty/serial/tegra-tcu.c b/drivers/tty/serial/tegra-tcu.c index 4877c54c613d..366dc94118bc 100644 --- a/drivers/tty/serial/tegra-tcu.c +++ b/drivers/tty/serial/tegra-tcu.c @@ -126,7 +126,7 @@ static void tegra_tcu_uart_shutdown(struct uart_port *port) static void tegra_tcu_uart_set_termios(struct uart_port *port, struct ktermios *new, - struct ktermios *old) + const struct ktermios *old) { } diff --git a/drivers/tty/serial/timbuart.c b/drivers/tty/serial/timbuart.c index 08941eabe7b1..bb19ed012def 100644 --- a/drivers/tty/serial/timbuart.c +++ b/drivers/tty/serial/timbuart.c @@ -275,8 +275,8 @@ static int get_bindex(int baud) } static void timbuart_set_termios(struct uart_port *port, - struct ktermios *termios, - struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { unsigned int baud; short bindex; diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c index 880e2afbb97b..eca41ac5477c 100644 --- a/drivers/tty/serial/uartlite.c +++ b/drivers/tty/serial/uartlite.c @@ -314,8 +314,9 @@ static void ulite_shutdown(struct uart_port *port) clk_disable(pdata->clk); } -static void ulite_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) +static void ulite_set_termios(struct uart_port *port, + struct ktermios *termios, + const struct ktermios *old) { unsigned long flags; struct uartlite_data *pdata = port->private_data; diff --git a/drivers/tty/serial/ucc_uart.c b/drivers/tty/serial/ucc_uart.c index 3cc9ef08455c..0c7768b8e136 100644 --- a/drivers/tty/serial/ucc_uart.c +++ b/drivers/tty/serial/ucc_uart.c @@ -843,7 +843,8 @@ static void qe_uart_shutdown(struct uart_port *port) * Set the serial port parameters. */ static void qe_uart_set_termios(struct uart_port *port, - struct ktermios *termios, struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { struct uart_qe_port *qe_port = container_of(port, struct uart_qe_port, port); diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index 6f08136ce78a..508ad7afa6de 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -355,7 +355,7 @@ static void vt8500_shutdown(struct uart_port *port) static void vt8500_set_termios(struct uart_port *port, struct ktermios *termios, - struct ktermios *old) + const struct ktermios *old) { struct vt8500_port *vt8500_port = container_of(port, struct vt8500_port, uart); diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 9e01fe6c0ab8..d7c7131c7258 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -675,7 +675,8 @@ static void cdns_uart_break_ctl(struct uart_port *port, int ctl) * @old: Values of the previously saved termios structure */ static void cdns_uart_set_termios(struct uart_port *port, - struct ktermios *termios, struct ktermios *old) + struct ktermios *termios, + const struct ktermios *old) { u32 cval = 0; unsigned int baud, minbaud, maxbaud; diff --git a/drivers/tty/serial/zs.c b/drivers/tty/serial/zs.c index 5bc58591665a..688db7d8b748 100644 --- a/drivers/tty/serial/zs.c +++ b/drivers/tty/serial/zs.c @@ -846,7 +846,7 @@ static void zs_reset(struct zs_port *zport) } static void zs_set_termios(struct uart_port *uport, struct ktermios *termios, - struct ktermios *old_termios) + const struct ktermios *old_termios) { struct zs_port *zport = to_zport(uport); struct zs_scc *scc = zport->scc; diff --git a/drivers/tty/tty_ioctl.c b/drivers/tty/tty_ioctl.c index fc94988f0283..31d11230e778 100644 --- a/drivers/tty/tty_ioctl.c +++ b/drivers/tty/tty_ioctl.c @@ -219,7 +219,7 @@ EXPORT_SYMBOL(tty_wait_until_sent); * Termios Helper Methods */ -static void unset_locked_termios(struct tty_struct *tty, struct ktermios *old) +static void unset_locked_termios(struct tty_struct *tty, const struct ktermios *old) { struct ktermios *termios = &tty->termios; struct ktermios *locked = &tty->termios_locked; diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index 8c7b793aa4d7..43edd10e8c96 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -32,7 +32,7 @@ struct plat_serial8250_port { void (*serial_out)(struct uart_port *, int, int); void (*set_termios)(struct uart_port *, struct ktermios *new, - struct ktermios *old); + const struct ktermios *old); void (*set_ldisc)(struct uart_port *, struct ktermios *); unsigned int (*get_mctrl)(struct uart_port *); @@ -157,7 +157,7 @@ extern int early_serial8250_setup(struct earlycon_device *device, extern void serial8250_update_uartclk(struct uart_port *port, unsigned int uartclk); extern void serial8250_do_set_termios(struct uart_port *port, - struct ktermios *termios, struct ktermios *old); + struct ktermios *termios, const struct ktermios *old); extern void serial8250_do_set_ldisc(struct uart_port *port, struct ktermios *termios); extern unsigned int serial8250_do_get_mctrl(struct uart_port *port); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index aef3145f2032..0e9bc943bfa8 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -379,7 +379,7 @@ struct uart_ops { void (*shutdown)(struct uart_port *); void (*flush_buffer)(struct uart_port *); void (*set_termios)(struct uart_port *, struct ktermios *new, - struct ktermios *old); + const struct ktermios *old); void (*set_ldisc)(struct uart_port *, struct ktermios *); void (*pm)(struct uart_port *, unsigned int state, unsigned int oldstate); @@ -425,7 +425,7 @@ struct uart_port { void (*serial_out)(struct uart_port *, int, int); void (*set_termios)(struct uart_port *, struct ktermios *new, - struct ktermios *old); + const struct ktermios *old); void (*set_ldisc)(struct uart_port *, struct ktermios *); unsigned int (*get_mctrl)(struct uart_port *); @@ -644,7 +644,7 @@ void uart_write_wakeup(struct uart_port *port); void uart_update_timeout(struct uart_port *port, unsigned int cflag, unsigned int baud); unsigned int uart_get_baud_rate(struct uart_port *port, struct ktermios *termios, - struct ktermios *old, unsigned int min, + const struct ktermios *old, unsigned int min, unsigned int max); unsigned int uart_get_divisor(struct uart_port *port, unsigned int baud);

[6/8] serial: Make ->set_termios() old ktermios const

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Patch