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Message-ID: <CAPDyKFod1xTqrhr7NXpJUr1-2ymd-3zP9HcHD8daafG_tpnADQ@mail.gmail.com>
Date: Fri, 13 Jan 2023 12:49:48 +0100
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: linux-serial@...r.kernel.org,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Jiri Slaby <jirislaby@...nel.org>,
Johan Hovold <johan@...nel.org>,
Samuel Iglesias Gonsálvez <siglesias@...lia.com>,
Rodolfo Giometti <giometti@...eenne.com>,
Arnd Bergmann <arnd@...db.de>, David Lin <dtwlin@...il.com>,
Alex Elder <elder@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>,
NXP Linux Team <linux-imx@....com>,
linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
greybus-dev@...ts.linaro.org, linux-staging@...ts.linux.dev,
linuxppc-dev@...ts.ozlabs.org,
linux-arm-kernel@...ts.infradead.org, linux-usb@...r.kernel.org
Subject: Re: [PATCH v3 11/13] tty/serial: Call ->dtr_rts() parameter active consistently
On Wed, 11 Jan 2023 at 15:24, Ilpo Järvinen
<ilpo.jarvinen@...ux.intel.com> wrote:
>
> Convert various parameter names for ->dtr_rts() and related functions
> from onoff, on, and raise to active.
>
> Reviewed-by: Jiri Slaby <jirislaby@...nel.org>
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Acked-by: Ulf Hansson <ulf.hansson@...aro.org> # For MMC
Kind regards
Uffe
> ---
> drivers/char/pcmcia/synclink_cs.c | 6 +++---
> drivers/mmc/core/sdio_uart.c | 6 +++---
> drivers/staging/greybus/uart.c | 4 ++--
> drivers/tty/amiserial.c | 4 ++--
> drivers/tty/hvc/hvc_console.h | 2 +-
> drivers/tty/hvc/hvc_iucv.c | 6 +++---
> drivers/tty/mxser.c | 4 ++--
> drivers/tty/n_gsm.c | 4 ++--
> drivers/tty/serial/serial_core.c | 8 ++++----
> drivers/tty/synclink_gt.c | 4 ++--
> include/linux/tty_port.h | 4 ++--
> include/linux/usb/serial.h | 2 +-
> 12 files changed, 27 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
> index 46a0b586d234..1577eba6fe0e 100644
> --- a/drivers/char/pcmcia/synclink_cs.c
> +++ b/drivers/char/pcmcia/synclink_cs.c
> @@ -378,7 +378,7 @@ static void async_mode(MGSLPC_INFO *info);
> static void tx_timeout(struct timer_list *t);
>
> static bool carrier_raised(struct tty_port *port);
> -static void dtr_rts(struct tty_port *port, bool onoff);
> +static void dtr_rts(struct tty_port *port, bool active);
>
> #if SYNCLINK_GENERIC_HDLC
> #define dev_to_port(D) (dev_to_hdlc(D)->priv)
> @@ -2442,13 +2442,13 @@ static bool carrier_raised(struct tty_port *port)
> return info->serial_signals & SerialSignal_DCD;
> }
>
> -static void dtr_rts(struct tty_port *port, bool onoff)
> +static void dtr_rts(struct tty_port *port, bool active)
> {
> MGSLPC_INFO *info = container_of(port, MGSLPC_INFO, port);
> unsigned long flags;
>
> spin_lock_irqsave(&info->lock, flags);
> - if (onoff)
> + if (active)
> info->serial_signals |= SerialSignal_RTS | SerialSignal_DTR;
> else
> info->serial_signals &= ~(SerialSignal_RTS | SerialSignal_DTR);
> diff --git a/drivers/mmc/core/sdio_uart.c b/drivers/mmc/core/sdio_uart.c
> index c6b4b2b2a4b2..50536fe59f1a 100644
> --- a/drivers/mmc/core/sdio_uart.c
> +++ b/drivers/mmc/core/sdio_uart.c
> @@ -542,20 +542,20 @@ static bool uart_carrier_raised(struct tty_port *tport)
> /**
> * uart_dtr_rts - port helper to set uart signals
> * @tport: tty port to be updated
> - * @onoff: set to turn on DTR/RTS
> + * @active: set to turn on DTR/RTS
> *
> * Called by the tty port helpers when the modem signals need to be
> * adjusted during an open, close and hangup.
> */
>
> -static void uart_dtr_rts(struct tty_port *tport, bool onoff)
> +static void uart_dtr_rts(struct tty_port *tport, bool active)
> {
> struct sdio_uart_port *port =
> container_of(tport, struct sdio_uart_port, port);
> int ret = sdio_uart_claim_func(port);
> if (ret)
> return;
> - if (!onoff)
> + if (!active)
> sdio_uart_clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
> else
> sdio_uart_set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
> diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
> index 92d49740d5a4..20a34599859f 100644
> --- a/drivers/staging/greybus/uart.c
> +++ b/drivers/staging/greybus/uart.c
> @@ -701,7 +701,7 @@ static int gb_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
> return -ENOIOCTLCMD;
> }
>
> -static void gb_tty_dtr_rts(struct tty_port *port, bool on)
> +static void gb_tty_dtr_rts(struct tty_port *port, bool active)
> {
> struct gb_tty *gb_tty;
> u8 newctrl;
> @@ -709,7 +709,7 @@ static void gb_tty_dtr_rts(struct tty_port *port, bool on)
> gb_tty = container_of(port, struct gb_tty, port);
> newctrl = gb_tty->ctrlout;
>
> - if (on)
> + if (active)
> newctrl |= (GB_UART_CTRL_DTR | GB_UART_CTRL_RTS);
> else
> newctrl &= ~(GB_UART_CTRL_DTR | GB_UART_CTRL_RTS);
> diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c
> index 29d4c554f6b8..d7515d61659e 100644
> --- a/drivers/tty/amiserial.c
> +++ b/drivers/tty/amiserial.c
> @@ -1459,13 +1459,13 @@ static bool amiga_carrier_raised(struct tty_port *port)
> return !(ciab.pra & SER_DCD);
> }
>
> -static void amiga_dtr_rts(struct tty_port *port, bool raise)
> +static void amiga_dtr_rts(struct tty_port *port, bool active)
> {
> struct serial_state *info = container_of(port, struct serial_state,
> tport);
> unsigned long flags;
>
> - if (raise)
> + if (active)
> info->MCR |= SER_DTR|SER_RTS;
> else
> info->MCR &= ~(SER_DTR|SER_RTS);
> diff --git a/drivers/tty/hvc/hvc_console.h b/drivers/tty/hvc/hvc_console.h
> index 6d3428bf868f..9668f821db01 100644
> --- a/drivers/tty/hvc/hvc_console.h
> +++ b/drivers/tty/hvc/hvc_console.h
> @@ -66,7 +66,7 @@ struct hv_ops {
> int (*tiocmset)(struct hvc_struct *hp, unsigned int set, unsigned int clear);
>
> /* Callbacks to handle tty ports */
> - void (*dtr_rts)(struct hvc_struct *hp, bool raise);
> + void (*dtr_rts)(struct hvc_struct *hp, bool active);
> };
>
> /* Register a vterm and a slot index for use as a console (console_init) */
> diff --git a/drivers/tty/hvc/hvc_iucv.c b/drivers/tty/hvc/hvc_iucv.c
> index fe862a6882d6..543f35ddf523 100644
> --- a/drivers/tty/hvc/hvc_iucv.c
> +++ b/drivers/tty/hvc/hvc_iucv.c
> @@ -658,13 +658,13 @@ static void hvc_iucv_notifier_hangup(struct hvc_struct *hp, int id)
> /**
> * hvc_iucv_dtr_rts() - HVC notifier for handling DTR/RTS
> * @hp: Pointer the HVC device (struct hvc_struct)
> - * @raise: True to raise or false to lower DTR/RTS lines
> + * @active: True to raise or false to lower DTR/RTS lines
> *
> * This routine notifies the HVC back-end to raise or lower DTR/RTS
> * lines. Raising DTR/RTS is ignored. Lowering DTR/RTS indicates to
> * drop the IUCV connection (similar to hang up the modem).
> */
> -static void hvc_iucv_dtr_rts(struct hvc_struct *hp, bool raise)
> +static void hvc_iucv_dtr_rts(struct hvc_struct *hp, bool active)
> {
> struct hvc_iucv_private *priv;
> struct iucv_path *path;
> @@ -672,7 +672,7 @@ static void hvc_iucv_dtr_rts(struct hvc_struct *hp, bool raise)
> /* Raising the DTR/RTS is ignored as IUCV connections can be
> * established at any times.
> */
> - if (raise)
> + if (active)
> return;
>
> priv = hvc_iucv_get_private(hp->vtermno);
> diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
> index d4fb11e39bb1..ef3116e87975 100644
> --- a/drivers/tty/mxser.c
> +++ b/drivers/tty/mxser.c
> @@ -465,7 +465,7 @@ static bool mxser_carrier_raised(struct tty_port *port)
> return inb(mp->ioaddr + UART_MSR) & UART_MSR_DCD;
> }
>
> -static void mxser_dtr_rts(struct tty_port *port, bool on)
> +static void mxser_dtr_rts(struct tty_port *port, bool active)
> {
> struct mxser_port *mp = container_of(port, struct mxser_port, port);
> unsigned long flags;
> @@ -473,7 +473,7 @@ static void mxser_dtr_rts(struct tty_port *port, bool on)
>
> spin_lock_irqsave(&mp->slock, flags);
> mcr = inb(mp->ioaddr + UART_MCR);
> - if (on)
> + if (active)
> mcr |= UART_MCR_DTR | UART_MCR_RTS;
> else
> mcr &= ~(UART_MCR_DTR | UART_MCR_RTS);
> diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
> index 8dd0d6441c42..4f29b00f2645 100644
> --- a/drivers/tty/n_gsm.c
> +++ b/drivers/tty/n_gsm.c
> @@ -3792,11 +3792,11 @@ static bool gsm_carrier_raised(struct tty_port *port)
> return dlci->modem_rx & TIOCM_CD;
> }
>
> -static void gsm_dtr_rts(struct tty_port *port, bool onoff)
> +static void gsm_dtr_rts(struct tty_port *port, bool active)
> {
> struct gsm_dlci *dlci = container_of(port, struct gsm_dlci, port);
> unsigned int modem_tx = dlci->modem_tx;
> - if (onoff)
> + if (active)
> modem_tx |= TIOCM_DTR | TIOCM_RTS;
> else
> modem_tx &= ~(TIOCM_DTR | TIOCM_RTS);
> diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
> index b8fff667d4f0..da4e4e8a2b50 100644
> --- a/drivers/tty/serial/serial_core.c
> +++ b/drivers/tty/serial/serial_core.c
> @@ -169,9 +169,9 @@ uart_update_mctrl(struct uart_port *port, unsigned int set, unsigned int clear)
> #define uart_set_mctrl(port, set) uart_update_mctrl(port, set, 0)
> #define uart_clear_mctrl(port, clear) uart_update_mctrl(port, 0, clear)
>
> -static void uart_port_dtr_rts(struct uart_port *uport, bool raise)
> +static void uart_port_dtr_rts(struct uart_port *uport, bool active)
> {
> - if (raise)
> + if (active)
> uart_set_mctrl(uport, TIOCM_DTR | TIOCM_RTS);
> else
> uart_clear_mctrl(uport, TIOCM_DTR | TIOCM_RTS);
> @@ -1885,7 +1885,7 @@ static bool uart_carrier_raised(struct tty_port *port)
> return mctrl & TIOCM_CAR;
> }
>
> -static void uart_dtr_rts(struct tty_port *port, bool raise)
> +static void uart_dtr_rts(struct tty_port *port, bool active)
> {
> struct uart_state *state = container_of(port, struct uart_state, port);
> struct uart_port *uport;
> @@ -1893,7 +1893,7 @@ static void uart_dtr_rts(struct tty_port *port, bool raise)
> uport = uart_port_ref(state);
> if (!uport)
> return;
> - uart_port_dtr_rts(uport, raise);
> + uart_port_dtr_rts(uport, active);
> uart_port_deref(uport);
> }
>
> diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c
> index 2b786265ce7b..33f258d6fef9 100644
> --- a/drivers/tty/synclink_gt.c
> +++ b/drivers/tty/synclink_gt.c
> @@ -3138,13 +3138,13 @@ static bool carrier_raised(struct tty_port *port)
> return info->signals & SerialSignal_DCD;
> }
>
> -static void dtr_rts(struct tty_port *port, bool on)
> +static void dtr_rts(struct tty_port *port, bool active)
> {
> unsigned long flags;
> struct slgt_info *info = container_of(port, struct slgt_info, port);
>
> spin_lock_irqsave(&info->lock,flags);
> - if (on)
> + if (active)
> info->signals |= SerialSignal_RTS | SerialSignal_DTR;
> else
> info->signals &= ~(SerialSignal_RTS | SerialSignal_DTR);
> diff --git a/include/linux/tty_port.h b/include/linux/tty_port.h
> index c44e489de0ff..edf685a24f7c 100644
> --- a/include/linux/tty_port.h
> +++ b/include/linux/tty_port.h
> @@ -16,7 +16,7 @@ struct tty_struct;
> /**
> * struct tty_port_operations -- operations on tty_port
> * @carrier_raised: return true if the carrier is raised on @port
> - * @dtr_rts: raise the DTR line if @raise is true, otherwise lower DTR
> + * @dtr_rts: raise the DTR line if @active is true, otherwise lower DTR
> * @shutdown: called when the last close completes or a hangup finishes IFF the
> * port was initialized. Do not use to free resources. Turn off the device
> * only. Called under the port mutex to serialize against @activate and
> @@ -32,7 +32,7 @@ struct tty_struct;
> */
> struct tty_port_operations {
> bool (*carrier_raised)(struct tty_port *port);
> - void (*dtr_rts)(struct tty_port *port, bool raise);
> + void (*dtr_rts)(struct tty_port *port, bool active);
> void (*shutdown)(struct tty_port *port);
> int (*activate)(struct tty_port *port, struct tty_struct *tty);
> void (*destruct)(struct tty_port *port);
> diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
> index bad343c5e8a7..33afd9f3ebbe 100644
> --- a/include/linux/usb/serial.h
> +++ b/include/linux/usb/serial.h
> @@ -292,7 +292,7 @@ struct usb_serial_driver {
> struct serial_icounter_struct *icount);
> /* Called by the tty layer for port level work. There may or may not
> be an attached tty at this point */
> - void (*dtr_rts)(struct usb_serial_port *port, bool on);
> + void (*dtr_rts)(struct usb_serial_port *port, bool active);
> bool (*carrier_raised)(struct usb_serial_port *port);
> /* Called by the usb serial hooks to allow the user to rework the
> termios state */
> --
> 2.30.2
>
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