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| author |   Jiri Slaby <jslaby@suse.cz> | 2021-06-10 11:02:47 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-06-15 14:03:27 +0200 |
| commit | 3ec2ff37230e1c961d4b0d0118dd23c46b5bcdbb (patch) | |
| tree | 0af2a1a3482bf777f758835eee06a2bb2ea0d7ac /drivers/usb/serial/cypress_m8.c | |
| parent | cypress_m8: switch data_bits to real character bits (diff) | |
| download | linux-dev-3ec2ff37230e1c961d4b0d0118dd23c46b5bcdbb.tar.xz linux-dev-3ec2ff37230e1c961d4b0d0118dd23c46b5bcdbb.zip | |
tty: make use of tty_get_{char,frame}_size
In the previous patch, we introduced tty_get_char_size() and
tty_get_frame_size() for computing character and frame sizes,
respectively. Here, we make use of them in various tty drivers where
applicable.
The stats look nice: 12 insertions, 169 deletions.
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: David Lin <dtwlin@gmail.com>
Cc: Johan Hovold <johan@kernel.org>
Cc: Alex Elder <elder@kernel.org>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Andy Gross <agross@kernel.org>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Oliver Neukum <oneukum@suse.com>
Acked-by: Alex Elder <elder@kernel.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210610090247.2593-4-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/cypress_m8.c')
| -rw-r--r-- | drivers/usb/serial/cypress_m8.c | 19 |
1 files changed, 2 insertions, 17 deletions
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 4dea3ec2d8b5..55f23df03e0b 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -887,23 +887,8 @@ static void cypress_set_termios(struct tty_struct *tty, } else parity_enable = parity_type = 0; - switch (cflag & CSIZE) { - case CS5: - data_bits = 5; - break; - case CS6: - data_bits = 6; - break; - case CS7: - data_bits = 7; - break; - case CS8: - data_bits = 8; - break; - default: - dev_err(dev, "%s - CSIZE was set, but not CS5-CS8\n", __func__); - data_bits = 8; - } + data_bits = tty_get_char_size(cflag); + spin_lock_irqsave(&priv->lock, flags); oldlines = priv->line_control; if ((cflag & CBAUD) == B0) { |