The patch titled
Subject: hwmon: (w83795) use find_closest_descending() in pwm_freq_to_reg()
has been added to the -mm tree. Its filename is
hwmon-w83795-use-find_closest_descending-in-pwm_freq_to_reg.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/hwmon-w83795-use-find_closest_descending-in-pwm_freq_to_reg.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/hwmon-w83795-use-find_closest_descending-in-pwm_freq_to_reg.patch
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------------------------------------------------------
From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
Subject: hwmon: (w83795) use find_closest_descending() in pwm_freq_to_reg()
Replace the loop iterating over pwm_freq_cksel0 with a call to
find_closest_descending().
Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/hwmon/w83795.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff -puN drivers/hwmon/w83795.c~hwmon-w83795-use-find_closest_descending-in-pwm_freq_to_reg drivers/hwmon/w83795.c
--- a/drivers/hwmon/w83795.c~hwmon-w83795-use-find_closest_descending-in-pwm_freq_to_reg
+++ a/drivers/hwmon/w83795.c
@@ -35,6 +35,7 @@
#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/jiffies.h>
+#include <linux/util_macros.h>
/* Addresses to scan */
static const unsigned short normal_i2c[] = {
@@ -308,11 +309,8 @@ static u8 pwm_freq_to_reg(unsigned long
unsigned long best0, best1;
/* Best fit for cksel = 0 */
- for (reg0 = 0; reg0 < ARRAY_SIZE(pwm_freq_cksel0) - 1; reg0++) {
- if (val > (pwm_freq_cksel0[reg0] +
- pwm_freq_cksel0[reg0 + 1]) / 2)
- break;
- }
+ reg0 = find_closest_descending(val, pwm_freq_cksel0,
+ ARRAY_SIZE(pwm_freq_cksel0));
if (val < 375) /* cksel = 1 can't beat this */
return reg0;
best0 = pwm_freq_cksel0[reg0];
_
Patches currently in -mm which might be from bgolaszewski@xxxxxxxxxxxx are
util_macrosh-add-find_closest-macro.patch
documentation-update-codingstyle-on-local-variables-naming-in-macros.patch
hwmon-ina2xx-replace-ina226_avg_bits-with-find_closest.patch
hwmon-lm85-use-find_closest-in-x_to_reg-functions.patch
hwmon-w83795-use-find_closest_descending-in-pwm_freq_to_reg.patch
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