diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2022-12-02 19:35:14 +0100 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2022-12-06 12:46:08 +0100 |
| commit | c637d87a7d96bd04674515b879b500f66361b74c (patch) | |
| tree | 41847c83e53082f47fc67c5e2c3cc8ee0e13f93a /drivers/pwm | |
| parent | 55f363e19cb8ca65400eeb11d716519609fbeae6 (diff) | |
| download | linux-c637d87a7d96bd04674515b879b500f66361b74c.tar.bz2 | |
pwm: fsl-ftm: Use regmap_clear_bits and regmap_set_bits where applicable
Found using coccinelle and the following semantic patch:
@@
expression map, reg, bits;
@@
- regmap_update_bits(map, reg, bits, bits)
+ regmap_set_bits(map, reg, bits)
@@
expression map, reg, bits;
@@
- regmap_update_bits(map, reg, bits, 0)
+ regmap_clear_bits(map, reg, bits)
Link: https://lore.kernel.org/r/20221115111347.3705732-2-u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/pwm-fsl-ftm.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/pwm/pwm-fsl-ftm.c b/drivers/pwm/pwm-fsl-ftm.c index 0247757f9a72..5caadbd6194e 100644 --- a/drivers/pwm/pwm-fsl-ftm.c +++ b/drivers/pwm/pwm-fsl-ftm.c @@ -65,13 +65,12 @@ static void ftm_clear_write_protection(struct fsl_pwm_chip *fpc) regmap_read(fpc->regmap, FTM_FMS, &val); if (val & FTM_FMS_WPEN) - regmap_update_bits(fpc->regmap, FTM_MODE, FTM_MODE_WPDIS, - FTM_MODE_WPDIS); + regmap_set_bits(fpc->regmap, FTM_MODE, FTM_MODE_WPDIS); } static void ftm_set_write_protection(struct fsl_pwm_chip *fpc) { - regmap_update_bits(fpc->regmap, FTM_FMS, FTM_FMS_WPEN, FTM_FMS_WPEN); + regmap_set_bits(fpc->regmap, FTM_FMS, FTM_FMS_WPEN); } static bool fsl_pwm_periodcfg_are_equal(const struct fsl_pwm_periodcfg *a, @@ -94,8 +93,7 @@ static int fsl_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm) ret = clk_prepare_enable(fpc->ipg_clk); if (!ret && fpc->soc->has_enable_bits) { mutex_lock(&fpc->lock); - regmap_update_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16), - BIT(pwm->hwpwm + 16)); + regmap_set_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16)); mutex_unlock(&fpc->lock); } @@ -108,8 +106,7 @@ static void fsl_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm) if (fpc->soc->has_enable_bits) { mutex_lock(&fpc->lock); - regmap_update_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16), - 0); + regmap_clear_bits(fpc->regmap, FTM_SC, BIT(pwm->hwpwm + 16)); mutex_unlock(&fpc->lock); } @@ -317,8 +314,8 @@ static int fsl_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, if (!newstate->enabled) { if (oldstate->enabled) { - regmap_update_bits(fpc->regmap, FTM_OUTMASK, - BIT(pwm->hwpwm), BIT(pwm->hwpwm)); + regmap_set_bits(fpc->regmap, FTM_OUTMASK, + BIT(pwm->hwpwm)); clk_disable_unprepare(fpc->clk[FSL_PWM_CLK_CNTEN]); clk_disable_unprepare(fpc->clk[fpc->period.clk_select]); } @@ -342,8 +339,7 @@ static int fsl_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, goto end_mutex; } - regmap_update_bits(fpc->regmap, FTM_OUTMASK, BIT(pwm->hwpwm), - 0); + regmap_clear_bits(fpc->regmap, FTM_OUTMASK, BIT(pwm->hwpwm)); } end_mutex: |