From: Michal Simek <michal.simek@xilinx.com> To: linux-kernel@vger.kernel.org, monstr@monstr.eu, michal.simek@xilinx.com, git@xilinx.com, stable@vger.kernel.org Cc: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Jiri Slaby <jslaby@suse.com>, linux-arm-kernel@lists.infradead.org, linux-serial@vger.kernel.org Subject: [PATCH v2] tty: xilinx_uartps: Fix missing id assignment to the console Date: Mon, 4 May 2020 16:27:28 +0200 [thread overview] Message-ID: <ed3111533ef5bd342ee5ec504812240b870f0853.1588602446.git.michal.simek@xilinx.com> (raw) From: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> When serial console has been assigned to ttyPS1 (which is serial1 alias) console index is not updated property and pointing to index -1 (statically initialized) which ends up in situation where nothing has been printed on the port. The commit 18cc7ac8a28e ("Revert "serial: uartps: Register own uart console and driver structures"") didn't contain this line which was removed by accident. Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> Cc: stable <stable@vger.kernel.org> Signed-off-by: Michal Simek <michal.simek@xilinx.com> --- Changes in v2: - Do better commit description - Origin subject was "tty: xilinx_uartps: Add the id to the console" Greg: Would be good if you can take this patch to 5.7 and also to stable trees. --- drivers/tty/serial/xilinx_uartps.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 672cfa075e28..b9d672af8b65 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -1465,6 +1465,7 @@ static int cdns_uart_probe(struct platform_device *pdev) cdns_uart_uart_driver.nr = CDNS_UART_NR_PORTS; #ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE cdns_uart_uart_driver.cons = &cdns_uart_console; + cdns_uart_console.index = id; #endif rc = uart_register_driver(&cdns_uart_uart_driver); -- 2.26.2
WARNING: multiple messages have this Message-ID (diff)
From: Michal Simek <michal.simek@xilinx.com> To: linux-kernel@vger.kernel.org, monstr@monstr.eu, michal.simek@xilinx.com, git@xilinx.com, stable@vger.kernel.org Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jiri Slaby <jslaby@suse.com> Subject: [PATCH v2] tty: xilinx_uartps: Fix missing id assignment to the console Date: Mon, 4 May 2020 16:27:28 +0200 [thread overview] Message-ID: <ed3111533ef5bd342ee5ec504812240b870f0853.1588602446.git.michal.simek@xilinx.com> (raw) From: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> When serial console has been assigned to ttyPS1 (which is serial1 alias) console index is not updated property and pointing to index -1 (statically initialized) which ends up in situation where nothing has been printed on the port. The commit 18cc7ac8a28e ("Revert "serial: uartps: Register own uart console and driver structures"") didn't contain this line which was removed by accident. Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com> Cc: stable <stable@vger.kernel.org> Signed-off-by: Michal Simek <michal.simek@xilinx.com> --- Changes in v2: - Do better commit description - Origin subject was "tty: xilinx_uartps: Add the id to the console" Greg: Would be good if you can take this patch to 5.7 and also to stable trees. --- drivers/tty/serial/xilinx_uartps.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 672cfa075e28..b9d672af8b65 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -1465,6 +1465,7 @@ static int cdns_uart_probe(struct platform_device *pdev) cdns_uart_uart_driver.nr = CDNS_UART_NR_PORTS; #ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE cdns_uart_uart_driver.cons = &cdns_uart_console; + cdns_uart_console.index = id; #endif rc = uart_register_driver(&cdns_uart_uart_driver); -- 2.26.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2020-05-04 14:27 UTC|newest] Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-05-04 14:27 Michal Simek [this message] 2020-05-04 14:27 ` [PATCH v2] tty: xilinx_uartps: Fix missing id assignment to the console Michal Simek 2020-05-06 23:42 ` Sasha Levin 2020-05-30 12:06 ` Jan Kiszka 2020-05-30 12:06 ` Jan Kiszka 2020-06-01 10:23 ` Michal Simek 2020-06-01 10:23 ` Michal Simek 2020-06-18 7:52 ` Michal Simek 2020-06-18 7:52 ` Michal Simek
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