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authorAndrey Smirnov <andrew.smirnov@gmail.com>2019-07-29 12:52:18 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-09-04 12:43:48 +0200
commita90fa53282f33721cbedeaa7c86dc2a037246319 (patch)
tree77dd61397815387ea7b7481f5fb00a2b597f5444 /drivers/tty/serial/sccnxp.c
parenttty: serial: fsl_lpuart: Use cpu_relax() instead of barrier() (diff)
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tty: serial: fsl_lpuart: Introduce lpuart_stopped_or_empty()
The check for uart_circ_empty(xmit) || uart_tx_stopped(&sport->port) appears in multiple places in the driver. Move it into a helper function. Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Cc: Stefan Agner <stefan@agner.ch> Cc: Bhuvanchandra DV <bhuvanchandra.dv@toradex.com> Cc: Chris Healy <cphealy@gmail.com> Cc: Cory Tusar <cory.tusar@zii.aero> Cc: Lucas Stach <l.stach@pengutronix.de> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jiri Slaby <jslaby@suse.com> Cc: linux-imx@nxp.com Cc: linux-serial@vger.kernel.org Cc: linux-kernel@vger.kernel.org Link: https://lore.kernel.org/r/20190729195226.8862-17-andrew.smirnov@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/sccnxp.c')
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