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[46.91.229.123]) by smtp.gmail.com with ESMTPSA id d133sm4203098wmc.27.2020.05.06.09.34.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 May 2020 09:34:01 -0700 (PDT) Date: Wed, 6 May 2020 18:34:00 +0200 From: Thierry Reding To: Dmitry Osipenko Cc: Jonathan Hunter , Peter De Schrijver , "Rafael J. Wysocki" , Daniel Lezcano , =?utf-8?B?TWljaGHFgiBNaXJvc8WCYXc=?= , Jasper Korten , David Heidelberg , Peter Geis , linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1 1/3] ARM: tegra: Initialize r0 register for firmware wake-up Message-ID: <20200506163400.GB2723057@ulmo> References: <20200324224335.5825-1-digetx@gmail.com> <20200324224335.5825-2-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="NMuMz9nt05w80d4+" Content-Disposition: inline In-Reply-To: <20200324224335.5825-2-digetx@gmail.com> User-Agent: Mutt/1.13.1 (2019-12-14) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --NMuMz9nt05w80d4+ Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Mar 25, 2020 at 01:43:33AM +0300, Dmitry Osipenko wrote: > Downstream kernel of ASUS TF300T sets r0 to #3. There is no explanation in > downstream code whether this is really needed and some of T30 downstream > kernels have and explicit comment telling that all arguments are ignored > by firmware. Let's take a safe side by replicating behavior of the TF300T > downstream kernel. This change works fine on Ouya and Nexus 7 devices. >=20 > Tested-by: Micha=C5=82 Miros=C5=82aw > Tested-by: Jasper Korten > Tested-by: David Heidelberg > Tested-by: Peter Geis > Signed-off-by: Dmitry Osipenko > --- > arch/arm/mach-tegra/reset-handler.S | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) Applied to for-5.8/arm/core, thanks. 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