Messages in this thread Patch in this message | | | From | Boris Brezillon <> | Subject | [PATCH v5 24/24] pwm: add information about polarity, duty cycle and period to debugfs | Date | Thu, 14 Apr 2016 21:17:44 +0200 |
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From: Heiko Stübner <heiko@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 <heiko@sntech.de> Signed-off-by: Boris Brezillon <boris.brezillon@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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