diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-11-12 16:18:20 -0500 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-11-12 16:18:20 -0500 |
commit | de34b81bc2d034c9ba8d6b276725f975e728270a (patch) | |
tree | 58274c8d637e21ef6b84390e89d6257c06238fdb /drivers/hwmon/pwm-fan.c | |
parent | 999f81dd1937f2a9e56ce40e98be00758668ca19 (diff) | |
parent | 0bd52941586b3b59ab9b6e89e55b2dc9e2680de9 (diff) |
Merge tag 'hwmon-for-linus-v3.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fixes from Guenter Roeck:
- fix PCI device ID in fam15h_power driver
- fix suspend/resume behavior in pwm-fan driver
- reduce logging noise created by ibmpowernv driver
* tag 'hwmon-for-linus-v3.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (fam15h_power) Fix NB device ID for F16h M30h
hwmon: (pwm-fan) Fix suspend/resume behavior
hwmon: (ibmpowernv) Quieten when probing finds no device
Diffstat (limited to 'drivers/hwmon/pwm-fan.c')
-rw-r--r-- | drivers/hwmon/pwm-fan.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c index 823c877a1ec0..1991d9032c38 100644 --- a/drivers/hwmon/pwm-fan.c +++ b/drivers/hwmon/pwm-fan.c | |||
@@ -161,10 +161,17 @@ static int pwm_fan_suspend(struct device *dev) | |||
161 | static int pwm_fan_resume(struct device *dev) | 161 | static int pwm_fan_resume(struct device *dev) |
162 | { | 162 | { |
163 | struct pwm_fan_ctx *ctx = dev_get_drvdata(dev); | 163 | struct pwm_fan_ctx *ctx = dev_get_drvdata(dev); |
164 | unsigned long duty; | ||
165 | int ret; | ||
164 | 166 | ||
165 | if (ctx->pwm_value) | 167 | if (ctx->pwm_value == 0) |
166 | return pwm_enable(ctx->pwm); | 168 | return 0; |
167 | return 0; | 169 | |
170 | duty = DIV_ROUND_UP(ctx->pwm_value * (ctx->pwm->period - 1), MAX_PWM); | ||
171 | ret = pwm_config(ctx->pwm, duty, ctx->pwm->period); | ||
172 | if (ret) | ||
173 | return ret; | ||
174 | return pwm_enable(ctx->pwm); | ||
168 | } | 175 | } |
169 | #endif | 176 | #endif |
170 | 177 | ||