From: Heiko Stübner <he...@sntech.de>
The pwm-states make it possible to also output the polarity, duty cycle
and period information in the debugfs pwm summary-outout.
This makes it easier to gather overview information about pwms without
needing to walk through the sysfs attributes of every pwm.
Signed-off-by: Heiko Stuebner <he...@sntech.de>
Signed-off-by: Boris Brezillon <boris.brezil...@free-electrons.com>
---
drivers/pwm/core.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index fbc71d3..1619101 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -1035,6 +1035,11 @@ static void pwm_dbg_show(struct pwm_chip *chip, struct
seq_file *s)
if (pwm_is_enabled(pwm))
seq_puts(s, " enabled");
+ seq_printf(s, " period:%uns", pwm_get_period(pwm));
+ seq_printf(s, " duty:%uns", pwm_get_duty_cycle(pwm));
+ seq_printf(s, " polarity:%s", pwm_get_polarity(pwm) ? "inverse"
+ : "normal");
+
seq_puts(s, "\n");
}
}
--
2.1.4
--
You received this message because you are subscribed to the Google Groups
"linux-sunxi" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to linux-sunxi+unsubscr...@googlegroups.com.
For more options, visit https://groups.google.com/d/optout.
