Kernel/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2025-01-19 20:12:32 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

spi: bitbang: Use NSEC_PER_*SEC rather than hard coding

Browse Source 
Use NSEC_PER_*SEC rather than the hard coded value of 1000s.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240502154825.2752464-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2024-05-02 18:48:25 +03:00 committed by Mark Brown
parent 6be871d5fd
commit 645094b411
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/spi/spi-bitbang.c
View File

@ -11,6 +11,7 @@
#include <linux/errno.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/time64.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_bitbang.h>
@ -168,8 +169,8 @@ int spi_bitbang_setup_transfer(struct spi_device *spi, struct spi_transfer *t)
if (!hz)
hz = spi->max_speed_hz;
if (hz) {
cs->nsecs = (1000000000/2) / hz;
if (cs->nsecs > (MAX_UDELAY_MS * 1000 * 1000))
cs->nsecs = (NSEC_PER_SEC / 2) / hz;
if (cs->nsecs > (MAX_UDELAY_MS * NSEC_PER_MSEC))
return -EINVAL;
}