Messages in this thread Patch in this message | | | From | Uwe Kleine-König <> | Subject | [PATCH v2 1/2] bus: ts-nbus: Convert to atomic pwm API | Date | Mon, 25 Dec 2023 19:12:52 +0100 |
| |
With this change the PWM hardware is only configured once (instead of three times).
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> --- drivers/bus/ts-nbus.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-)
diff --git a/drivers/bus/ts-nbus.c b/drivers/bus/ts-nbus.c index 4fa932cb0915..19c5d1f4e4d7 100644 --- a/drivers/bus/ts-nbus.c +++ b/drivers/bus/ts-nbus.c @@ -273,7 +273,7 @@ EXPORT_SYMBOL_GPL(ts_nbus_write); static int ts_nbus_probe(struct platform_device *pdev) { struct pwm_device *pwm; - struct pwm_args pargs; + struct pwm_state state; struct device *dev = &pdev->dev; struct ts_nbus *ts_nbus; int ret; @@ -296,25 +296,22 @@ static int ts_nbus_probe(struct platform_device *pdev) return ret; } - pwm_get_args(pwm, &pargs); - if (!pargs.period) { + pwm_init_state(pwm, &state); + if (!state.period) { dev_err(&pdev->dev, "invalid PWM period\n"); return -EINVAL; } - /* - * FIXME: pwm_apply_args() should be removed when switching to - * the atomic PWM API. - */ - pwm_apply_args(pwm); - ret = pwm_config(pwm, pargs.period, pargs.period); + state.duty_cycle = state.period; + state.enabled = true; + + ret = pwm_apply_state(pwm, &state); if (ret < 0) return ret; /* * we can now start the FPGA and populate the peripherals. */ - pwm_enable(pwm); ts_nbus->pwm = pwm; /* -- 2.43.0
| |