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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-08-03 16:19:18 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-08-18 10:18:59 -0700 |
| commit | 46f12960aad2d48fc6742470f718e147e5c85d06 (patch) | |
| tree | 984dd692094c365a80fd2ae38376185aec1efe9c /drivers/tty/serial/omap-serial.c | |
| parent | 84c10951da91575778cbc3d199cdddea3d42d905 (diff) | |
| download | linux-46f12960aad2d48fc6742470f718e147e5c85d06.tar.gz linux-46f12960aad2d48fc6742470f718e147e5c85d06.tar.bz2 linux-46f12960aad2d48fc6742470f718e147e5c85d06.zip | |
drm/i915: Move abs_diff() to math.h
abs_diff() belongs to math.h. Move it there. This will allow others to
use it.
[andriy.shevchenko@linux.intel.com: add abs_diff() documentation]
Link: https://lkml.kernel.org/r/20230804050934.83223-1-andriy.shevchenko@linux.intel.com
[akpm@linux-foundation.org: fix comment, per Randy]
Link: https://lkml.kernel.org/r/20230803131918.53727-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org> # tty/serial
Acked-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de> # gpu/ipu-v3
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: David Airlie <airlied@gmail.com>
Cc: Helge Deller <deller@gmx.de>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'drivers/tty/serial/omap-serial.c')
| -rw-r--r-- | drivers/tty/serial/omap-serial.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 82d35dbbfa6c..9be63a1f1f0c 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -222,16 +222,11 @@ static inline int calculate_baud_abs_diff(struct uart_port *port, unsigned int baud, unsigned int mode) { unsigned int n = port->uartclk / (mode * baud); - int abs_diff; if (n == 0) n = 1; - abs_diff = baud - (port->uartclk / (mode * n)); - if (abs_diff < 0) - abs_diff = -abs_diff; - - return abs_diff; + return abs_diff(baud, port->uartclk / (mode * n)); } /* |