From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: Re: [PATCH v2 1/2] i2c: tegra: Better handle case where CPU0 is busy for a long time Date: Mon, 27 Apr 2020 12:49:40 +0200 Message-ID: <20200427104940.GA3464906@ulmo> References: <470b4de4-e98a-1bdc-049e-6259ad603507@nvidia.com> <79f6560e-dbb5-0ae1-49f8-cf1cd95396ec@nvidia.com> <20200427074837.GC3451400@ulmo> <20200427084424.GA28817@kunai> <820200ce-17f3-18c0-6f79-3e582f45492d@gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="YZ5djTAD1cGYuMQK" Return-path: Content-Disposition: inline In-Reply-To: <820200ce-17f3-18c0-6f79-3e582f45492d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Dmitry Osipenko Cc: Wolfram Sang , Jon Hunter , Laxman Dewangan , Manikanta Maddireddy , Vidya Sagar , linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-tegra@vger.kernel.org --YZ5djTAD1cGYuMQK Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Apr 27, 2020 at 12:07:19PM +0300, Dmitry Osipenko wrote: > 27.04.2020 11:44, Wolfram Sang =D0=BF=D0=B8=D1=88=D0=B5=D1=82: > >=20 > >> Wolfram, can you revert the following two patches for v5.7, please? > >> > >> 8814044fe0fa i2c: tegra: Synchronize DMA before termination >=20 > This patch has nothing to do with your trouble, why do you want to > revert it? It was part of the same series and addressing the same "busy CPU" scenario, so I think it makes sense to keep both in the same series. I guess we could try to run some tests with only this applied and see if that really doesn't break anything. If so, I don't have any objection to keeping this. Thierry --YZ5djTAD1cGYuMQK Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAl6muMQACgkQ3SOs138+ s6HF2BAAqZf92sFTs/Eyv87f5posF3vq/kOLjtXrGynwpI3AifzD9eQ6i64bHgI6 2+Bygj2uHJCx7PAstQ8VvHjd/uRNa6b2ZACjOoVf17mcGhfUT+0LafnEHC3JqJ+z kFmak2jgejP0LY/RGmvrJi79/cTituLrKeFR62kwrXojfMe14kS81sZ8uZ2ki6Na MlyQdkSKJvkueA7cSN+J8QW+TDHrdMfGV3cn5DiR4UNs2JbwbxTawByKImMt/pCp 0fY+q9LSo9XAjR0tx9xo5h/+XfbxgwxKGvlmiy/PrGxltKWluFbgZbK8WBP/uSVD j77w1WlqqlW3Xv90ysW027FE6sJi5KvtZpacuHJdM0AzgqB0148hWOd7VURngg5E 8v/hs2RPD4wWET1O7DrIAZY3HbSXPuXuoNMnkTcVsZaDofV/R+yh4T7munkBhrnq /y0hnxsvmZu/MvuA6Dzy5k+aHALtJxc3IxDqJA+FbPsIisnDaIu8tZF9tpPitNdm KtMsYLxFfFSMA+hvTnrOSlalTk2DYXh7NuYBd0z9MkkqQHm2e/reDpr8houPxzN5 oNYTHosfzOsmklBvZ5seMR9zjFKeAhhC37+EWi5KCbbfuq0uRJViDIRJwLSeoie+ z0RgqB2aX6q0QKtsaubnnEolKKPl8eKyGe5v9EJd1uenzeEBAaw= =+wzR -----END PGP SIGNATURE----- --YZ5djTAD1cGYuMQK--