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[72.189.64.225]) by smtp.gmail.com with ESMTPSA id e26sm9580792qto.90.2020.04.08.10.24.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Apr 2020 10:24:25 -0700 (PDT) Date: Wed, 8 Apr 2020 13:24:05 -0400 From: William Breathitt Gray To: Gwendal Grignou Cc: Jonathan Cameron , Jonathan Cameron , Fabien Lahoudere , Enrico Granata , Collabora kernel ML , Jonathan Corbet , Benson Leung , Enric Balletbo i Serra , Guenter Roeck , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Lee Jones , Mauro Carvalho Chehab , "David S. Miller" , Greg Kroah-Hartman , Nicolas Ferre , Nick Vaccaro , linux-iio , linux-doc@vger.kernel.org, linux-kernel Subject: Re: [PATCH v2 1/1] counter: cros_ec: Add synchronization sensor Message-ID: <20200408172405.GA25871@icarus> References: <20190826095612.7455cb05@archlinux> <8abbe9360938ab851d16c2c1494ba56034775823.camel@collabora.com> <6b50bdff184e6af664b7a61e0a8a2cddc5718f0a.camel@collabora.com> <20191110151408.GB3984@icarus> <20191111114955.00001031@huawei.com> <20191112011618.GA62259@icarus> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="yrj/dFKFPuw6o+aM" Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --yrj/dFKFPuw6o+aM Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Apr 08, 2020 at 10:10:28AM -0700, Gwendal Grignou wrote: > I resend a counter driver for the EC at > https://patchwork.kernel.org/patch/11479437/ >=20 > I tried a timestamp only IIO sensor, but this is not allowed, as the > timestamp channel is very specific: no extended parameters can be > added. > I did not add a COUNTER_COUNT_TALLY type, as a newer function > COUNTER_COUNT_FUNCTION_INCREASE, fits the counter better. > I am still using IIO_COUNT (inspired by the st counter driver) to > gather the event in real time on the iio side. >=20 > Gwendal. Hi Gwendal, Despite the silence I haven't yet forgotten about this. I'm working on an update to the Counter subsystem code that should help develop a real time timestamp functionality for counter drivers. It's not yet complete right now, but I'm hoping to release it later this month. I'll CC you when the time comes to keep you updated and make sure it fits for use cases. :-) I'll review your current EC patch for a counter driver in the coming days -- I have some IRL work I'm taking care of this week but I should be able to take a look this weekend or soon after. Thanks, William Breathitt Gray --yrj/dFKFPuw6o+aM Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEk5I4PDJ2w1cDf/bghvpINdm7VJIFAl6OCJEACgkQhvpINdm7 VJL7lA//bfs1FP8LBzWhR0KexQx7zXkVQiDaEWeRPjLpQPi143c0SLZx8IrJwIe1 VdJWA7gNXvHHnCcV7oZqCUBqJXIUrWA3b0Mavz2DISd2NoikrW1q1S/auJ2+xUJQ mZueiLVh3SC3Jt2QU7wHxjTPbWUBQVCLvZ8AAn/JLWWADmPryawOMnPtwQpxaB2d KiZdvW1XCI+4Hc3oujNidgTi0hqp/LjLO/IvN+QtiKfK0adWAFOIcItP7PAkhN2o aIpbEwaSSfHgBqlKBAwOYDz8WJDohF2j/1CcbbsghFJ7so27Dwp4rPf6Tyy2h+kB 89Fj5YJAy4B4zAOA0tgU01zf+m0MZxQ4QkdS3hv27Rk8k/MF2HuMgC0DGoiySuzL zTb/Cvn6cFoMMlXZ1HwlALzC2D7HsoLzkq/UvY0MpawuEiz8Ury0RghOaz+IluC2 egN/v5ucLw+1Ac+nHYfkU5KOzU8XX6LALXB+0E6UjE9Cwqv6j1tw9sVJcCDXpGQB FXXjsyOMjsz9gZm90LDk8VhmsAbSptfEzmpwtuvdqVCVMkUvSmhqPLu8PpTmW8wC Tj2Lv3WlnUNCzzyMxfIV1R1sAYEL2Vxk4/HssllCwAcku7WQIo/zVdRR+qnsQVQZ S4gDOgC/zKN7prCcsCGSX3csv8zPwtPUh9mJdaP6zwRczc3ZY1w= =Whhq -----END PGP SIGNATURE----- --yrj/dFKFPuw6o+aM--