From: Martin Kepplinger <martin.kepplinger@ginzinger.com>
To: <gregkh@linuxfoundation.org>, <robh+dt@kernel.org>,
<mark.rutland@arm.com>, <jslaby@suse.com>, <corbet@lwn.net>,
<richard.genoud@gmail.com>, <nicolas.ferre@microchip.com>,
<alexandre.belloni@bootlin.com>,
<ludovic.desroches@microchip.com>, <mcoquelin.stm32@gmail.com>,
<alexandre.torgue@st.com>, <linux-serial@vger.kernel.org>,
<devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-stm32@st-md-mailman.stormreply.com>
Cc: <linux-kernel@vger.kernel.org>
Subject: [PATCH 7/9] serial: atmel_serial: set SER_RS485_DELAY_IN_USEC accordingly
Date: Wed, 20 Feb 2019 16:31:17 +0100 [thread overview]
Message-ID: <20190220153119.4423-2-martin.kepplinger@ginzinger.com> (raw)
In-Reply-To: <20190220153119.4423-1-martin.kepplinger@ginzinger.com>
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Unset the SER_RS485_DELAY_IN_USEC flag during rs485 config for
userspace to get the correct setting.
Signed-off-by: Martin Kepplinger <martin.kepplinger@ginzinger.com>
---
drivers/tty/serial/atmel_serial.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 05147fe24343..36ab1c131d36 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -346,6 +346,9 @@ static int atmel_config_rs485(struct uart_port *port,
port->rs485 = *rs485conf;
+ /* delays are in milliseconds */
+ rs485conf->flags &= ~SER_RS485_DELAY_IN_USEC;
+
if (rs485conf->flags & SER_RS485_ENABLED) {
dev_dbg(port->dev, "Setting UART to RS485\n");
atmel_port->tx_done_mask = ATMEL_US_TXEMPTY;
--
2.20.1
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WARNING: multiple messages have this Message-ID (diff)
From: Martin Kepplinger <martin.kepplinger@ginzinger.com>
To: gregkh@linuxfoundation.org, robh+dt@kernel.org,
mark.rutland@arm.com, jslaby@suse.com, corbet@lwn.net,
richard.genoud@gmail.com, nicolas.ferre@microchip.com,
alexandre.belloni@bootlin.com, ludovic.desroches@microchip.com,
mcoquelin.stm32@gmail.com, alexandre.torgue@st.com,
linux-serial@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-stm32@st-md-mailman.stormreply.com
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 7/9] serial: atmel_serial: set SER_RS485_DELAY_IN_USEC accordingly
Date: Wed, 20 Feb 2019 16:31:17 +0100 [thread overview]
Message-ID: <20190220153119.4423-2-martin.kepplinger@ginzinger.com> (raw)
In-Reply-To: <20190220153119.4423-1-martin.kepplinger@ginzinger.com>
[-- Attachment #1: Type: text/plain, Size: 800 bytes --]
Unset the SER_RS485_DELAY_IN_USEC flag during rs485 config for
userspace to get the correct setting.
Signed-off-by: Martin Kepplinger <martin.kepplinger@ginzinger.com>
---
drivers/tty/serial/atmel_serial.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 05147fe24343..36ab1c131d36 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -346,6 +346,9 @@ static int atmel_config_rs485(struct uart_port *port,
port->rs485 = *rs485conf;
+ /* delays are in milliseconds */
+ rs485conf->flags &= ~SER_RS485_DELAY_IN_USEC;
+
if (rs485conf->flags & SER_RS485_ENABLED) {
dev_dbg(port->dev, "Setting UART to RS485\n");
atmel_port->tx_done_mask = ATMEL_US_TXEMPTY;
--
2.20.1
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WARNING: multiple messages have this Message-ID (diff)
From: Martin Kepplinger <martin.kepplinger@ginzinger.com>
To: <gregkh@linuxfoundation.org>, <robh+dt@kernel.org>,
<mark.rutland@arm.com>, <jslaby@suse.com>, <corbet@lwn.net>,
<richard.genoud@gmail.com>, <nicolas.ferre@microchip.com>,
<alexandre.belloni@bootlin.com>,
<ludovic.desroches@microchip.com>, <mcoquelin.stm32@gmail.com>,
<alexandre.torgue@st.com>, <linux-serial@vger.kernel.org>,
<devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-stm32@st-md-mailman.stormreply.com>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 7/9] serial: atmel_serial: set SER_RS485_DELAY_IN_USEC accordingly
Date: Wed, 20 Feb 2019 16:31:17 +0100 [thread overview]
Message-ID: <20190220153119.4423-2-martin.kepplinger@ginzinger.com> (raw)
In-Reply-To: <20190220153119.4423-1-martin.kepplinger@ginzinger.com>
[-- Attachment #1.1: Type: text/plain, Size: 800 bytes --]
Unset the SER_RS485_DELAY_IN_USEC flag during rs485 config for
userspace to get the correct setting.
Signed-off-by: Martin Kepplinger <martin.kepplinger@ginzinger.com>
---
drivers/tty/serial/atmel_serial.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 05147fe24343..36ab1c131d36 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -346,6 +346,9 @@ static int atmel_config_rs485(struct uart_port *port,
port->rs485 = *rs485conf;
+ /* delays are in milliseconds */
+ rs485conf->flags &= ~SER_RS485_DELAY_IN_USEC;
+
if (rs485conf->flags & SER_RS485_ENABLED) {
dev_dbg(port->dev, "Setting UART to RS485\n");
atmel_port->tx_done_mask = ATMEL_US_TXEMPTY;
--
2.20.1
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next prev parent reply other threads:[~2019-02-20 15:32 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-20 15:31 [PATCH 6/9] serial: sc16is7xx: add support for rs485 RTS delays in microseconds Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger [this message]
2019-02-20 15:31 ` [PATCH 7/9] serial: atmel_serial: set SER_RS485_DELAY_IN_USEC accordingly Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger
2019-02-20 15:31 ` [PATCH 8/9] serial: fsl_lpuart: " Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger
2019-02-20 15:31 ` [PATCH 9/9] serial: st32-usart: " Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger
2019-02-20 15:31 ` Martin Kepplinger
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