From: Anton Ivanov <anton.ivanov@cambridgegreys.com>
To: Jiri Slaby <jslaby@suse.cz>, gregkh@linuxfoundation.org
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
Jeff Dike <jdike@addtoit.com>,
Richard Weinberger <richard@nod.at>,
Karsten Keil <isdn@linux-pingi.de>
Subject: Re: [PATCH 31/35] tty: remove empty tty_operations::set_termios
Date: Wed, 5 May 2021 11:34:01 +0100 [thread overview]
Message-ID: <6e21c5b1-68c8-9aaa-61e0-dba24cc8339c@cambridgegreys.com> (raw)
In-Reply-To: <20210505091928.22010-32-jslaby@suse.cz>
On 05/05/2021 10:19, Jiri Slaby wrote:
> tty_operations::set_termios is optional. If it doesn't exist, nothing is
> called. So remove almost¹ empty set_termios implementations.
>
> ¹ capi had an useless pr_debug in it.
>
> Signed-off-by: Jiri Slaby <jslaby@suse.cz>
> Cc: Jeff Dike <jdike@addtoit.com>
> Cc: Richard Weinberger <richard@nod.at>
> Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
> Cc: Karsten Keil <isdn@linux-pingi.de>
> ---
> arch/um/drivers/line.c | 5 -----
> arch/um/drivers/line.h | 1 -
> arch/um/drivers/ssl.c | 1 -
> arch/um/drivers/stdio_console.c | 1 -
> drivers/isdn/capi/capi.c | 6 ------
> 5 files changed, 14 deletions(-)
>
> diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
> index 159434851417..fbc623d2cc07 100644
> --- a/arch/um/drivers/line.c
> +++ b/arch/um/drivers/line.c
> @@ -211,11 +211,6 @@ int line_write(struct tty_struct *tty, const unsigned char *buf, int len)
> return ret;
> }
>
> -void line_set_termios(struct tty_struct *tty, struct ktermios * old)
> -{
> - /* nothing */
> -}
> -
> void line_throttle(struct tty_struct *tty)
> {
> struct line *line = tty->driver_data;
> diff --git a/arch/um/drivers/line.h b/arch/um/drivers/line.h
> index 3325e2bc64e4..bdb16b96e76f 100644
> --- a/arch/um/drivers/line.h
> +++ b/arch/um/drivers/line.h
> @@ -66,7 +66,6 @@ extern int line_setup(char **conf, unsigned nlines, char **def,
> char *init, char *name);
> extern int line_write(struct tty_struct *tty, const unsigned char *buf,
> int len);
> -extern void line_set_termios(struct tty_struct *tty, struct ktermios * old);
> extern unsigned int line_chars_in_buffer(struct tty_struct *tty);
> extern void line_flush_buffer(struct tty_struct *tty);
> extern void line_flush_chars(struct tty_struct *tty);
> diff --git a/arch/um/drivers/ssl.c b/arch/um/drivers/ssl.c
> index 6476b28d7c5e..41eae2e8fb65 100644
> --- a/arch/um/drivers/ssl.c
> +++ b/arch/um/drivers/ssl.c
> @@ -99,7 +99,6 @@ static const struct tty_operations ssl_ops = {
> .chars_in_buffer = line_chars_in_buffer,
> .flush_buffer = line_flush_buffer,
> .flush_chars = line_flush_chars,
> - .set_termios = line_set_termios,
> .throttle = line_throttle,
> .unthrottle = line_unthrottle,
> .install = ssl_install,
> diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c
> index 37b127941e6f..e8b762f4d8c2 100644
> --- a/arch/um/drivers/stdio_console.c
> +++ b/arch/um/drivers/stdio_console.c
> @@ -106,7 +106,6 @@ static const struct tty_operations console_ops = {
> .chars_in_buffer = line_chars_in_buffer,
> .flush_buffer = line_flush_buffer,
> .flush_chars = line_flush_chars,
> - .set_termios = line_set_termios,
> .throttle = line_throttle,
> .unthrottle = line_unthrottle,
> .hangup = line_hangup,
> diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
> index 6d99b93bb09e..693b0bc31395 100644
> --- a/drivers/isdn/capi/capi.c
> +++ b/drivers/isdn/capi/capi.c
> @@ -1197,11 +1197,6 @@ static unsigned int capinc_tty_chars_in_buffer(struct tty_struct *tty)
> return mp->outbytes;
> }
>
> -static void capinc_tty_set_termios(struct tty_struct *tty, struct ktermios *old)
> -{
> - pr_debug("capinc_tty_set_termios\n");
> -}
> -
> static void capinc_tty_throttle(struct tty_struct *tty)
> {
> struct capiminor *mp = tty->driver_data;
> @@ -1267,7 +1262,6 @@ static const struct tty_operations capinc_ops = {
> .flush_chars = capinc_tty_flush_chars,
> .write_room = capinc_tty_write_room,
> .chars_in_buffer = capinc_tty_chars_in_buffer,
> - .set_termios = capinc_tty_set_termios,
> .throttle = capinc_tty_throttle,
> .unthrottle = capinc_tty_unthrottle,
> .stop = capinc_tty_stop,
>
Acked-By: Anton Ivanov <anton.ivanov@cambridgegreys.com>
--
Anton R. Ivanov
Cambridgegreys Limited. Registered in England. Company Number 10273661
https://www.cambridgegreys.com/
next prev parent reply other threads:[~2021-05-05 10:34 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-05 9:18 [PATCH 00/35] tty cleanup for 5.14 Jiri Slaby
2021-05-05 9:18 ` [PATCH 01/35] tty: remove broken r3964 line discipline Jiri Slaby
2021-05-05 9:26 ` Greg KH
2021-05-05 9:18 ` [PATCH 02/35] n_tty: remove n_tty_receive_char wrapper Jiri Slaby
2021-05-05 9:18 ` [PATCH 03/35] n_tty: remove n_tty_receive_char_fast Jiri Slaby
2021-05-05 9:18 ` [PATCH 04/35] n_tty: drop n_tty_receive_buf_fast Jiri Slaby
2021-05-05 9:18 ` [PATCH 05/35] n_tty: drop parmrk_dbl from n_tty_receive_char Jiri Slaby
2021-05-05 9:18 ` [PATCH 06/35] n_tty: move lnext handling Jiri Slaby
2021-05-05 9:19 ` [PATCH 07/35] n_tty: make n_tty_receive_char_special return void Jiri Slaby
2021-05-05 9:19 ` [PATCH 08/35] n_tty: do only one cp dereference in n_tty_receive_buf_standard Jiri Slaby
2021-05-05 9:19 ` [PATCH 09/35] n_tty: invert TTY_NORMAL condition " Jiri Slaby
2021-05-05 9:19 ` [PATCH 10/35] n_tty: remove superfluous return from n_tty_receive_signal_char Jiri Slaby
2021-05-05 9:19 ` [PATCH 11/35] tty: make fp of tty_ldisc_ops::receive_buf{,2} const Jiri Slaby
2021-05-05 9:19 ` [PATCH 12/35] tty: cumulate and document tty_struct::flow* members Jiri Slaby
2021-05-05 9:19 ` [PATCH 13/35] tty: cumulate and document tty_struct::ctrl* members Jiri Slaby
2021-05-05 9:19 ` [PATCH 14/35] tty: set tty_ldisc_ops::num statically Jiri Slaby
2021-05-05 9:19 ` [PATCH 15/35] n_gsm: use goto-failpaths in gsm_init Jiri Slaby
2021-05-05 9:19 ` [PATCH 16/35] tty: make tty_ldisc_ops a param in tty_unregister_ldisc Jiri Slaby
2021-05-05 9:19 ` [PATCH 17/35] tty: drop tty_ldisc_ops::refcount Jiri Slaby
2021-05-05 9:19 ` [PATCH 18/35] tty: no checking of tty_unregister_ldisc Jiri Slaby
2021-05-05 9:19 ` [PATCH 19/35] tty: return void from tty_unregister_ldisc Jiri Slaby
2021-05-05 9:19 ` [PATCH 20/35] ti-st: use goto-failpath in st_core_init Jiri Slaby
2021-05-05 9:19 ` [PATCH 21/35] ti-st: use tty_write_room Jiri Slaby
2021-05-05 9:19 ` [PATCH 22/35] tty: make tty_operations::write_room return uint Jiri Slaby
2021-05-05 9:25 ` Geert Uytterhoeven
2021-05-05 10:34 ` Anton Ivanov
2021-05-05 10:43 ` David Sterba
2021-05-05 11:53 ` Max Filippov
2021-05-05 12:15 ` Alex Elder
2021-05-10 11:27 ` Laurentiu Tudor
2021-05-05 9:19 ` [PATCH 23/35] USB: serial: make usb_serial_driver::write_room " Jiri Slaby
2021-05-19 9:07 ` Johan Hovold
2021-05-05 9:19 ` [PATCH 24/35] tty: make tty_buffer_space_avail " Jiri Slaby
2021-05-05 9:19 ` [PATCH 25/35] tty: remove tty_operations::chars_in_buffer for non-buffering Jiri Slaby
2021-05-05 11:51 ` Max Filippov
2021-05-06 5:47 ` Jiri Slaby
2021-05-06 5:56 ` Greg KH
2021-05-05 9:19 ` [PATCH 26/35] tty: make tty_operations::chars_in_buffer return uint Jiri Slaby
2021-05-05 10:34 ` Anton Ivanov
2021-05-05 10:43 ` David Sterba
2021-05-05 9:19 ` [PATCH 27/35] serial: make usb_serial_driver::chars_in_buffer " Jiri Slaby
2021-05-19 9:09 ` Johan Hovold
2021-05-05 9:19 ` [PATCH 28/35] nozomi: simplify ntty_chars_in_buffer Jiri Slaby
2021-05-05 9:19 ` [PATCH 29/35] USB: serial: digi_acceleport, simplify digi_chars_in_buffer Jiri Slaby
2021-05-19 9:11 ` Johan Hovold
2021-05-05 9:19 ` [PATCH 30/35] tty: remove empty tty_operations::flush_buffer Jiri Slaby
2021-05-05 9:19 ` [PATCH 31/35] tty: remove empty tty_operations::set_termios Jiri Slaby
2021-05-05 10:34 ` Anton Ivanov [this message]
2021-05-05 9:19 ` [PATCH 32/35] isdn: capi, remove optional tty ops Jiri Slaby
2021-05-05 9:19 ` [PATCH 33/35] isdn: capi, drop useless pr_debugs Jiri Slaby
2021-05-05 9:19 ` [PATCH 34/35] tty: make tty_get_byte_size available Jiri Slaby
2021-05-06 7:16 ` Joe Perches
2021-05-06 7:19 ` Jiri Slaby
[not found] ` <CAHp75Vfq6ABW7ukwaKmZOF2DszmuHD28S=wcLcFowvRdXTnWmg@mail.gmail.com>
2021-05-06 8:31 ` Jiri Slaby
2021-05-06 9:33 ` Andy Shevchenko
2021-05-06 8:35 ` Joe Perches
2021-05-10 7:00 ` [PATCH v2 " Jiri Slaby
2021-05-10 9:47 ` Johan Hovold
2021-05-13 7:24 ` Jiri Slaby
2021-05-13 9:41 ` Johan Hovold
2021-05-05 9:19 ` [PATCH 35/35] tty: make use of tty_get_byte_size Jiri Slaby
2021-05-10 9:59 ` Johan Hovold
2021-05-13 15:04 ` [PATCH 00/35] tty cleanup for 5.14 Greg KH
2021-05-13 16:20 ` Johan Hovold
2021-05-13 16:29 ` Greg KH
2021-05-14 8:11 ` Johan Hovold
2021-06-10 9:02 ` [PATCH v3 1/4] tty: make tty_get_{char,frame}_size available Jiri Slaby
2021-06-10 9:02 ` [PATCH v3 2/4] mxs-auart: redefine AUART_LINECTRL_WLEN to accept bits count Jiri Slaby
2021-06-10 9:02 ` [PATCH v3 3/4] cypress_m8: switch data_bits to real character bits Jiri Slaby
2021-06-10 9:02 ` [PATCH v3 4/4] tty: make use of tty_get_{char,frame}_size Jiri Slaby
2021-06-10 15:15 ` Alex Elder
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