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Mon, 22 Apr 2019 16:03:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:47712 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729854AbfDVTpt (ORCPT ); Mon, 22 Apr 2019 15:45:49 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AACDE218B0; Mon, 22 Apr 2019 19:45:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1555962348; bh=p7DLkUNcQj6z2owi6qNZbpu2hBtOYk7Udeu4rvRoUVQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SvfOUUkvKzWsmHUsFlN67S6bv83j51iJWiayafH/uvUQNexXQkgC1+c+KqkEX3lke IJB6Y7bpCZCt6x73PxmE6W2lFkUTJHqy2agg2bpF6fZxssHMGdztbe61A7GvtabLAF nHlhBfy5iM+K8JZBf6lIsgTntr8C4Og1XX8F3ITk= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: =?UTF-8?q?Petr=20=C5=A0tetiar?= , Greg Kroah-Hartman , Jiri Slaby , Andrey Batyiev , Sasha Levin , linux-serial@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 17/68] serial: ar933x_uart: Fix build failure with disabled console Date: Mon, 22 Apr 2019 15:44:25 -0400 Message-Id: <20190422194516.11634-17-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190422194516.11634-1-sashal@kernel.org> References: <20190422194516.11634-1-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Petr Štetiar [ Upstream commit 72ff51d8dd262d1fef25baedc2ac35116435be47 ] Andrey has reported on OpenWrt's bug tracking system[1], that he currently can't use ar93xx_uart as pure serial UART without console (CONFIG_SERIAL_8250_CONSOLE and CONFIG_SERIAL_AR933X_CONSOLE undefined), because compilation ends with following error: ar933x_uart.c: In function 'ar933x_uart_console_write': ar933x_uart.c:550:14: error: 'struct uart_port' has no member named 'sysrq' So this patch moves all the code related to console handling behind series of CONFIG_SERIAL_AR933X_CONSOLE ifdefs. 1. https://bugs.openwrt.org/index.php?do=details&task_id=2152 Cc: Greg Kroah-Hartman Cc: Jiri Slaby Cc: Andrey Batyiev Reported-by: Andrey Batyiev Tested-by: Andrey Batyiev Signed-off-by: Petr Štetiar Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin (Microsoft) --- drivers/tty/serial/ar933x_uart.c | 24 ++++++++---------------- 1 file changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c index db5df3d54818..3bdd56a1021b 100644 --- a/drivers/tty/serial/ar933x_uart.c +++ b/drivers/tty/serial/ar933x_uart.c @@ -49,11 +49,6 @@ struct ar933x_uart_port { struct clk *clk; }; -static inline bool ar933x_uart_console_enabled(void) -{ - return IS_ENABLED(CONFIG_SERIAL_AR933X_CONSOLE); -} - static inline unsigned int ar933x_uart_read(struct ar933x_uart_port *up, int offset) { @@ -508,6 +503,7 @@ static const struct uart_ops ar933x_uart_ops = { .verify_port = ar933x_uart_verify_port, }; +#ifdef CONFIG_SERIAL_AR933X_CONSOLE static struct ar933x_uart_port * ar933x_console_ports[CONFIG_SERIAL_AR933X_NR_UARTS]; @@ -604,14 +600,7 @@ static struct console ar933x_uart_console = { .index = -1, .data = &ar933x_uart_driver, }; - -static void ar933x_uart_add_console_port(struct ar933x_uart_port *up) -{ - if (!ar933x_uart_console_enabled()) - return; - - ar933x_console_ports[up->port.line] = up; -} +#endif /* CONFIG_SERIAL_AR933X_CONSOLE */ static struct uart_driver ar933x_uart_driver = { .owner = THIS_MODULE, @@ -700,7 +689,9 @@ static int ar933x_uart_probe(struct platform_device *pdev) baud = ar933x_uart_get_baud(port->uartclk, 0, AR933X_UART_MAX_STEP); up->max_baud = min_t(unsigned int, baud, AR933X_UART_MAX_BAUD); - ar933x_uart_add_console_port(up); +#ifdef CONFIG_SERIAL_AR933X_CONSOLE + ar933x_console_ports[up->port.line] = up; +#endif ret = uart_add_one_port(&ar933x_uart_driver, &up->port); if (ret) @@ -749,8 +740,9 @@ static int __init ar933x_uart_init(void) { int ret; - if (ar933x_uart_console_enabled()) - ar933x_uart_driver.cons = &ar933x_uart_console; +#ifdef CONFIG_SERIAL_AR933X_CONSOLE + ar933x_uart_driver.cons = &ar933x_uart_console; +#endif ret = uart_register_driver(&ar933x_uart_driver); if (ret) -- 2.19.1