From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de> To: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jiri Slaby <jirislaby@kernel.org>, Shawn Guo <shawnguo@kernel.org>, Pengutronix Kernel Team <kernel@pengutronix.de>, Fabio Estevam <festevam@gmail.com>, NXP Linux Team <linux-imx@nxp.com>, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH] serial: imx: Drop a few unneeded casts Date: Thu, 2 Mar 2023 12:54:17 +0100 [thread overview] Message-ID: <20230302115417.1860210-1-u.kleine-koenig@pengutronix.de> (raw) There is no point in casting a struct uart_port to a struct imx_port just to access the first member of the latter (a struct uart_port). This introduces code changes. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> --- drivers/tty/serial/imx.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 523f296d5747..84bc0e768726 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1808,9 +1808,7 @@ imx_uart_set_termios(struct uart_port *port, struct ktermios *termios, static const char *imx_uart_type(struct uart_port *port) { - struct imx_port *sport = (struct imx_port *)port; - - return sport->port.type == PORT_IMX ? "IMX" : NULL; + return port->type == PORT_IMX ? "IMX" : NULL; } /* @@ -1818,10 +1816,8 @@ static const char *imx_uart_type(struct uart_port *port) */ static void imx_uart_config_port(struct uart_port *port, int flags) { - struct imx_port *sport = (struct imx_port *)port; - if (flags & UART_CONFIG_TYPE) - sport->port.type = PORT_IMX; + port->type = PORT_IMX; } /* @@ -1832,20 +1828,19 @@ static void imx_uart_config_port(struct uart_port *port, int flags) static int imx_uart_verify_port(struct uart_port *port, struct serial_struct *ser) { - struct imx_port *sport = (struct imx_port *)port; int ret = 0; if (ser->type != PORT_UNKNOWN && ser->type != PORT_IMX) ret = -EINVAL; - if (sport->port.irq != ser->irq) + if (port->irq != ser->irq) ret = -EINVAL; if (ser->io_type != UPIO_MEM) ret = -EINVAL; - if (sport->port.uartclk / 16 != ser->baud_base) + if (port->uartclk / 16 != ser->baud_base) ret = -EINVAL; - if (sport->port.mapbase != (unsigned long)ser->iomem_base) + if (port->mapbase != (unsigned long)ser->iomem_base) ret = -EINVAL; - if (sport->port.iobase != ser->port) + if (port->iobase != ser->port) ret = -EINVAL; if (ser->hub6 != 0) ret = -EINVAL; -- 2.39.1
WARNING: multiple messages have this Message-ID (diff)
From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de> To: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jiri Slaby <jirislaby@kernel.org>, Shawn Guo <shawnguo@kernel.org>, Pengutronix Kernel Team <kernel@pengutronix.de>, Fabio Estevam <festevam@gmail.com>, NXP Linux Team <linux-imx@nxp.com>, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH] serial: imx: Drop a few unneeded casts Date: Thu, 2 Mar 2023 12:54:17 +0100 [thread overview] Message-ID: <20230302115417.1860210-1-u.kleine-koenig@pengutronix.de> (raw) There is no point in casting a struct uart_port to a struct imx_port just to access the first member of the latter (a struct uart_port). This introduces code changes. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> --- drivers/tty/serial/imx.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 523f296d5747..84bc0e768726 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1808,9 +1808,7 @@ imx_uart_set_termios(struct uart_port *port, struct ktermios *termios, static const char *imx_uart_type(struct uart_port *port) { - struct imx_port *sport = (struct imx_port *)port; - - return sport->port.type == PORT_IMX ? "IMX" : NULL; + return port->type == PORT_IMX ? "IMX" : NULL; } /* @@ -1818,10 +1816,8 @@ static const char *imx_uart_type(struct uart_port *port) */ static void imx_uart_config_port(struct uart_port *port, int flags) { - struct imx_port *sport = (struct imx_port *)port; - if (flags & UART_CONFIG_TYPE) - sport->port.type = PORT_IMX; + port->type = PORT_IMX; } /* @@ -1832,20 +1828,19 @@ static void imx_uart_config_port(struct uart_port *port, int flags) static int imx_uart_verify_port(struct uart_port *port, struct serial_struct *ser) { - struct imx_port *sport = (struct imx_port *)port; int ret = 0; if (ser->type != PORT_UNKNOWN && ser->type != PORT_IMX) ret = -EINVAL; - if (sport->port.irq != ser->irq) + if (port->irq != ser->irq) ret = -EINVAL; if (ser->io_type != UPIO_MEM) ret = -EINVAL; - if (sport->port.uartclk / 16 != ser->baud_base) + if (port->uartclk / 16 != ser->baud_base) ret = -EINVAL; - if (sport->port.mapbase != (unsigned long)ser->iomem_base) + if (port->mapbase != (unsigned long)ser->iomem_base) ret = -EINVAL; - if (sport->port.iobase != ser->port) + if (port->iobase != ser->port) ret = -EINVAL; if (ser->hub6 != 0) ret = -EINVAL; -- 2.39.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2023-03-02 11:56 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-03-02 11:54 Uwe Kleine-König [this message] 2023-03-02 11:54 ` [PATCH] serial: imx: Drop a few unneeded casts Uwe Kleine-König 2023-03-02 15:35 ` Ilpo Järvinen 2023-03-02 15:35 ` Ilpo Järvinen 2023-03-02 16:06 ` Uwe Kleine-König 2023-03-02 16:06 ` Uwe Kleine-König
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