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[46.91.226.206]) by smtp.gmail.com with ESMTPSA id t133sm3067226wmb.1.2019.10.29.06.17.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Oct 2019 06:17:15 -0700 (PDT) Date: Tue, 29 Oct 2019 14:17:14 +0100 From: Thierry Reding To: Dmitry Osipenko Cc: Michael Turquette , Jonathan Hunter , Peter De Schrijver , Prashant Gaikwad , Stephen Boyd , linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1] clk: tegra20/30: Optimize PLLX configuration restoring Message-ID: <20191029131714.GD508460@ulmo> References: <20190922215203.32103-1-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="C1iGAkRnbeBonpVg" Content-Disposition: inline In-Reply-To: <20190922215203.32103-1-digetx@gmail.com> User-Agent: Mutt/1.12.2 (2019-09-21) Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org --C1iGAkRnbeBonpVg Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Sep 23, 2019 at 12:52:03AM +0300, Dmitry Osipenko wrote: > There is no need to re-configure PLLX if its configuration in unchanged > on return from suspend / cpuidle, this saves 300us if PLLX is already > enabled (common case for cpuidle). >=20 > Signed-off-by: Dmitry Osipenko > --- > drivers/clk/tegra/clk-tegra20.c | 25 ++++++++++++++++--------- > drivers/clk/tegra/clk-tegra30.c | 25 ++++++++++++++++--------- > 2 files changed, 32 insertions(+), 18 deletions(-) Applied to for-5.5/clk, thanks. 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