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| author | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2022-10-03 17:04:02 +0100 |
|---|---|---|
| committer | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2022-10-03 17:04:02 +0100 |
| commit | 97acb6a8fcc4e5c2cdc2693a35acdc5a7461aaa3 (patch) | |
| tree | c4f1a18b38d655b7806a72515992bd9aae14ef53 /drivers/pwm/pwm-lpc32xx.c | |
| parent | 6fa964c045a6bc3321a9186e87bfbcfd1059b0f1 (diff) | |
| parent | 7860d720a84c74b2761c6b7995392a798ab0a3cb (diff) | |
| download | linux-97acb6a8fcc4e5c2cdc2693a35acdc5a7461aaa3.tar.gz linux-97acb6a8fcc4e5c2cdc2693a35acdc5a7461aaa3.tar.bz2 linux-97acb6a8fcc4e5c2cdc2693a35acdc5a7461aaa3.zip | |
Merge drm/drm-next into drm-intel-gt-next
Daniele needs 84d4333c1e28 ("misc/mei: Add NULL check to component match
callback functions") in order to merge the DG2 HuC patches.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Diffstat (limited to 'drivers/pwm/pwm-lpc32xx.c')
| -rw-r--r-- | drivers/pwm/pwm-lpc32xx.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/drivers/pwm/pwm-lpc32xx.c b/drivers/pwm/pwm-lpc32xx.c index ddeab5687cb8..86a0ea0f6955 100644 --- a/drivers/pwm/pwm-lpc32xx.c +++ b/drivers/pwm/pwm-lpc32xx.c @@ -88,10 +88,33 @@ static void lpc32xx_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) clk_disable_unprepare(lpc32xx->clk); } +static int lpc32xx_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, + const struct pwm_state *state) +{ + int err; + + if (state->polarity != PWM_POLARITY_NORMAL) + return -EINVAL; + + if (!state->enabled) { + if (pwm->state.enabled) + lpc32xx_pwm_disable(chip, pwm); + + return 0; + } + + err = lpc32xx_pwm_config(pwm->chip, pwm, state->duty_cycle, state->period); + if (err) + return err; + + if (!pwm->state.enabled) + err = lpc32xx_pwm_enable(chip, pwm); + + return err; +} + static const struct pwm_ops lpc32xx_pwm_ops = { - .config = lpc32xx_pwm_config, - .enable = lpc32xx_pwm_enable, - .disable = lpc32xx_pwm_disable, + .apply = lpc32xx_pwm_apply, .owner = THIS_MODULE, }; |