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 aefffcf..9f4e97e 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -959,6 +959,11 @@ static void pwm_dbg_show(struct pwm_chip *chip, struct
seq_file *s)
if (state.enabled)
seq_puts(s, " enabled");
+ seq_printf(s, " period:%uns", state.period);
+ seq_printf(s, " duty:%uns", state.duty_cycle);
+ seq_printf(s, " polarity:%s",
+ state.polarity ? "inverse" : "normal");
+
seq_puts(s, "\n");
}
}
--
2.5.0
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