From: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
To: Guenter Roeck <linux@roeck-us.net>
Cc: "Sebastian Reichel (maintainer:POWER SUPPLY CLASS/SUBSYSTEM and
DRIVERS ,blamed_fixes:1/1=100%)"
<sebastian.reichel@collabora.com>,
"Andrey Smirnov (blamed_fixes:1/1=100%)"
<andrew.smirnov@gmail.com>,
"open list:POWER SUPPLY CLASS/SUBSYSTEM and DRIVERS"
<linux-pm@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/7] power: supply: core: fix HWMON temperature labels
Date: Thu, 2 Apr 2020 17:00:29 +0200 [thread overview]
Message-ID: <20200402150029.GA8325@qmqm.qmqm.pl> (raw)
In-Reply-To: <29d67963-c110-553a-fec4-b972953987b1@roeck-us.net>
On Thu, Apr 02, 2020 at 07:52:19AM -0700, Guenter Roeck wrote:
> On 4/2/20 7:46 AM, Michał Mirosław wrote:
> > tempX_label files are swapped compared to what
> > power_supply_hwmon_temp_to_property() uses. Make them match.
> > While at it, make room for labeling other channels.
> >
> > Fixes: e67d4dfc9ff1 ("power: supply: Add HWMON compatibility layer")
> > Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
> > ---
> > drivers/power/supply/power_supply_hwmon.c | 14 +++++++++++++-
> > 1 file changed, 13 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/power/supply/power_supply_hwmon.c b/drivers/power/supply/power_supply_hwmon.c
> > index 75cf861ba492..83318a21fb52 100644
> > --- a/drivers/power/supply/power_supply_hwmon.c
> > +++ b/drivers/power/supply/power_supply_hwmon.c
> > @@ -43,6 +43,11 @@ static int power_supply_hwmon_curr_to_property(u32 attr)
> > }
> > }
> >
> > +static const char *const ps_temp_label[] = {
> > + "temp",
> > + "ambient temp",
> > +};
> > +
> > static int power_supply_hwmon_temp_to_property(u32 attr, int channel)
> > {
> > if (channel) {
> > @@ -144,7 +149,14 @@ static int power_supply_hwmon_read_string(struct device *dev,
> > u32 attr, int channel,
> > const char **str)
> > {
> > - *str = channel ? "temp" : "temp ambient";
> > + switch (type) {
> > + case hwmon_temp:
> > + *str = ps_temp_label[channel];
> > + break;
> > + default:
> > + break;
>
> That returns "no error" without setting *str, which is really asking for trouble.
This is carried over from earlier version. No bug though, but I'll add a
patch while I'm at it.
Best Regards
Michał Mirosław
next prev parent reply other threads:[~2020-04-02 15:00 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-02 14:57 [PATCH 0/7] power: supply: core: extensions and fixes Michał Mirosław
2020-04-02 14:57 ` [PATCH 1/7] power: supply: core: reduce power_supply_show_usb_type() parameters Michał Mirosław
2020-04-02 14:57 ` [PATCH 2/7] power: supply: core: allow to constify property lists Michał Mirosław
2020-04-03 19:16 ` kbuild test robot
2020-04-03 19:52 ` kbuild test robot
2020-04-02 14:57 ` [PATCH 3/7] power: supply: core: fix HWMON temperature labels Michał Mirosław
2020-04-02 14:52 ` Guenter Roeck
2020-04-02 15:00 ` Michał Mirosław [this message]
2020-04-02 18:29 ` Guenter Roeck
2020-04-03 15:53 ` Michał Mirosław
2020-04-02 14:57 ` [PATCH 4/7] power: supply: core: hide unused HWMON labels Michał Mirosław
2020-04-02 14:57 ` [PATCH 5/7] power: supply: core: add input voltage/current measurements Michał Mirosław
2020-04-02 14:57 ` [PATCH 6/7] power: supply: core: add output voltage measurements Michał Mirosław
2020-04-02 14:57 ` [PATCH 7/7] power: supply: core: document measurement points Michał Mirosław
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