diff options
| author | Maíra Canal <maira.canal@usp.br> | 2021-10-27 18:34:30 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-11-15 11:29:05 +0300 |
| commit | 8985696ad985f5311975d177f83e95127f0523c7 (patch) | |
| tree | d837e6d3d2edbd9557bb6a9b6d27bba3ed95e8e2 /drivers/media/rc/pwm-ir-tx.c | |
| parent | 220546727ab5acd61d6f307cf4d11998c873db4f (diff) | |
| download | linux-8985696ad985f5311975d177f83e95127f0523c7.tar.xz | |
media: rc: pwm-ir-tx: Switch to atomic PWM API
Remove legacy PWM interface (pwm_config, pwm_enable, pwm_disable) and
replace it for the atomic PWM API.
Signed-off-by: Maíra Canal <maira.canal@usp.br>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/rc/pwm-ir-tx.c')
| -rw-r--r-- | drivers/media/rc/pwm-ir-tx.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/media/rc/pwm-ir-tx.c b/drivers/media/rc/pwm-ir-tx.c index 4bc28d2c9cc9..105a9c24f1e3 100644 --- a/drivers/media/rc/pwm-ir-tx.c +++ b/drivers/media/rc/pwm-ir-tx.c @@ -53,22 +53,21 @@ static int pwm_ir_tx(struct rc_dev *dev, unsigned int *txbuf, { struct pwm_ir *pwm_ir = dev->priv; struct pwm_device *pwm = pwm_ir->pwm; - int i, duty, period; + struct pwm_state state; + int i; ktime_t edge; long delta; - period = DIV_ROUND_CLOSEST(NSEC_PER_SEC, pwm_ir->carrier); - duty = DIV_ROUND_CLOSEST(pwm_ir->duty_cycle * period, 100); + pwm_init_state(pwm, &state); - pwm_config(pwm, duty, period); + state.period = DIV_ROUND_CLOSEST(NSEC_PER_SEC, pwm_ir->carrier); + pwm_set_relative_duty_cycle(&state, pwm_ir->duty_cycle, 100); edge = ktime_get(); for (i = 0; i < count; i++) { - if (i % 2) // space - pwm_disable(pwm); - else - pwm_enable(pwm); + state.enabled = !(i % 2); + pwm_apply_state(pwm, &state); edge = ktime_add_us(edge, txbuf[i]); delta = ktime_us_delta(edge, ktime_get()); @@ -76,7 +75,8 @@ static int pwm_ir_tx(struct rc_dev *dev, unsigned int *txbuf, usleep_range(delta, delta + 10); } - pwm_disable(pwm); + state.enabled = false; + pwm_apply_state(pwm, &state); return count; } |