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[217.229.28.128]) by smtp.gmail.com with ESMTPSA id w1-v6sm10613296eda.63.2018.08.09.05.22.26 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 09 Aug 2018 05:22:27 -0700 (PDT) Date: Thu, 9 Aug 2018 14:22:26 +0200 From: Thierry Reding To: Aapo Vienamo Cc: Rob Herring , Mark Rutland , Jonathan Hunter , Ulf Hansson , Adrian Hunter , Mikko Perttunen , Stefan Agner , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: Re: [PATCH 07/40] soc/tegra: pmc: Implement tegra_io_pad_is_powered() Message-ID: <20180809122226.GS21639@ulmo> References: <1533141150-10511-1-git-send-email-avienamo@nvidia.com> <1533141150-10511-8-git-send-email-avienamo@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="WVXkb2QE2eH0aWe4" Content-Disposition: inline In-Reply-To: <1533141150-10511-8-git-send-email-avienamo@nvidia.com> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --WVXkb2QE2eH0aWe4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 01, 2018 at 07:31:57PM +0300, Aapo Vienamo wrote: > Implement a function to query whether a pad is in deep power down mode. > This will is needed by the pinctrl callbacks. "This is needed..." >=20 > Signed-off-by: Aapo Vienamo > Acked-by: Jon Hunter > --- > drivers/soc/tegra/pmc.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) >=20 > diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c > index 393ca72..784c182 100644 > --- a/drivers/soc/tegra/pmc.c > +++ b/drivers/soc/tegra/pmc.c > @@ -1075,6 +1075,22 @@ int tegra_io_pad_power_disable(enum tegra_io_pad i= d) > } > EXPORT_SYMBOL(tegra_io_pad_power_disable); > =20 > +static int tegra_io_pad_is_powered(enum tegra_io_pad id) > +{ > + unsigned long request, status; > + u32 mask; > + u32 value; These can go on a single line. 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