Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751919AbaKYU1l (ORCPT ); Tue, 25 Nov 2014 15:27:41 -0500 Received: from mail-qg0-f42.google.com ([209.85.192.42]:51599 "EHLO mail-qg0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751750AbaKYU1h (ORCPT ); Tue, 25 Nov 2014 15:27:37 -0500 Date: Tue, 25 Nov 2014 04:25:26 -0400 From: Eduardo Valentin To: Lukasz Majewski Cc: Zhang Rui , Linux PM list , Thierry Reding , Bartlomiej Zolnierkiewicz , Lukasz Majewski , Mikko Perttunen , Stephen Warren , Abhilash Kesavan , Abhilash Kesavan , Guenter Roeck , linux-kernel@vger.kernel.org, Caesar Wang Subject: Re: [PATCH v2 2/4] thermal: of: Extend of-thermal.c to provide check if trip point is enabled Message-ID: <20141125082524.GA13924@developer> References: <1412872737-624-1-git-send-email-l.majewski@samsung.com> <1416500488-7232-1-git-send-email-l.majewski@samsung.com> <1416500488-7232-3-git-send-email-l.majewski@samsung.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="HlL+5n6rz5pIUxbD" Content-Disposition: inline In-Reply-To: <1416500488-7232-3-git-send-email-l.majewski@samsung.com> User-Agent: Mutt/1.5.22 (2013-10-16) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --HlL+5n6rz5pIUxbD Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Lukasz, Same stuff here. On Thu, Nov 20, 2014 at 05:21:26PM +0100, Lukasz Majewski wrote: > This patch extends the of-thermal.c to provide check if trip point is > enabled. >=20 > Signed-off-by: Lukasz Majewski > --- > Changes for v2: > - Replace int with bool > - Replace 1/0 with true/false > - Add check if data pointer is not NULL > - Add missing doxygen style comment for the function > --- > drivers/thermal/of-thermal.c | 20 ++++++++++++++++++++ > drivers/thermal/thermal_core.h | 5 +++++ > 2 files changed, 25 insertions(+) >=20 > diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c > index 7170822..336af7f 100644 > --- a/drivers/thermal/of-thermal.c > +++ b/drivers/thermal/of-thermal.c > @@ -132,6 +132,26 @@ int of_thermal_get_ntrips(struct thermal_zone_device= *tz) > return data->ntrips; > } > =20 > +/** > + * of_thermal_is_trip_en - function to check if trip point is enabled > + * > + * @tz: pointer to a thermal zone > + * @trip: trip point to evaluate > + * > + * This function is responsible for checking if passed trip point is ena= bled > + * > + * Return: true if trip point is enabled, false otherwise > + */ > +bool of_thermal_is_trip_en(struct thermal_zone_device *tz, int trip) This one looks more like "is this trip point valid?" than "is this trip point enabled?", isn't it? By having such a function to check if a trip is enabled, one would expect to have functions to enable / disable trips points. What do you think of naming it: of_thermal_is_trip_valid() ? > +{ > + struct __thermal_zone *data =3D tz->devdata; > + > + if (!data || trip >=3D data->ntrips || trip < 0) Even your check is about looking if the trip value is within a range, telling the caller if the trip is valid or not, right? > + return false; > + > + return true; > +} > + Missing: EXPORT_SYMBOL_GPL(of_thermal_is_trip_en); or EXPORT_SYMBOL_GPL(of_thermal_is_trip_valid); > static int of_thermal_get_trend(struct thermal_zone_device *tz, int trip, > enum thermal_trend *trend) > { > diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_cor= e.h > index c3c7b82..466208c 100644 > --- a/drivers/thermal/thermal_core.h > +++ b/drivers/thermal/thermal_core.h > @@ -90,6 +90,7 @@ static inline void thermal_gov_user_space_unregister(vo= id) {} > int of_parse_thermal_zones(void); > void of_thermal_destroy_zones(void); > int of_thermal_get_ntrips(struct thermal_zone_device *); > +bool of_thermal_is_trip_en(struct thermal_zone_device *, int); > #else > static inline int of_parse_thermal_zones(void) { return 0; } > static inline void of_thermal_destroy_zones(void) { } > @@ -97,6 +98,10 @@ static inline int of_thermal_get_ntrips(struct thermal= _zone_device *) > { > return 0; > } > +static inline bool of_thermal_is_trip_en(struct thermal_zone_device *, i= nt) Same as in patch 01, this produces compilation error. Please, name your parameters. > +{ > + return 0; > +} > #endif > =20 > #endif /* __THERMAL_CORE_H__ */ > --=20 > 2.0.0.rc2 >=20 --HlL+5n6rz5pIUxbD Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBAgAGBQJUdDzoAAoJEMLUO4d9pOJW9XMIAJMR5IDoWHWkd41TW8BmEeyf QipUFbwkQ7g1vYBKEFmfkGfq8aOAoTlTsvSb1rHMs3TDXHv/TZGzn4rmXkk6JnrQ Le/L5ccT0IgnaXP62NzRp+D1qRnzeGd6mK5RdSv21q+ZCbSPlVOMpgX0hanLl4D4 00vBuW7Fo1FSV485PpMkEoEByz9ClcKwDN6BOYKSJzdytJvQCCRoBoTsR2fUD48H 6DoUjCyN66g4TOIZsvwm01EC77p+bD7h3JV++1buh05tp8CHiH0hVzeVvgAWHBR7 923JgRdJ8XfiLJ95TNknSlrlAO6yHxwGgjYnE696a4+xzxPhderqaGirN6V/Tg4= =a3ci -----END PGP SIGNATURE----- --HlL+5n6rz5pIUxbD-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/