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authorXiubo Li <Li.Xiubo@freescale.com>2014-10-15 07:21:33 +0200
committerThierry Reding <thierry.reding@gmail.com>2014-12-01 10:43:45 +0100
commit8e6e76510287d1a08c7c36e8e076b1314f59d9c4 (patch)
tree35ba37dfcc413a40e94332f6adc7558f5c098d13 /drivers/pwm
parentpwm: samsung: Allow Samsung PWM driver to be enabled on Exynos7 (diff)
downloadlinux-8e6e76510287d1a08c7c36e8e076b1314f59d9c4.tar.xz
linux-8e6e76510287d1a08c7c36e8e076b1314f59d9c4.zip
pwm: ftm: Correctly track usage count
No matter how many times the FTM PWM is enabled, the use_count will always be one. Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
-rw-r--r--drivers/pwm/pwm-fsl-ftm.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/pwm/pwm-fsl-ftm.c b/drivers/pwm/pwm-fsl-ftm.c
index 0f2cc7ef7784..1150598b7532 100644
--- a/drivers/pwm/pwm-fsl-ftm.c
+++ b/drivers/pwm/pwm-fsl-ftm.c
@@ -299,7 +299,7 @@ static int fsl_counter_clock_enable(struct fsl_pwm_chip *fpc)
{
int ret;
- if (fpc->use_count != 0)
+ if (fpc->use_count++ != 0)
return 0;
/* select counter clock source */
@@ -316,8 +316,6 @@ static int fsl_counter_clock_enable(struct fsl_pwm_chip *fpc)
return ret;
}
- fpc->use_count++;
-
return 0;
}