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From: Wolfram Sang <wsa@kernel.org>
To: Terry Bowman <Terry.Bowman@amd.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>,
	Guenter Roeck <linux@roeck-us.net>,
	Jean Delvare <jdelvare@suse.de>,
	linux-i2c <linux-i2c@vger.kernel.org>,
	linux-watchdog@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	Robert Richter <rrichter@amd.com>
Subject: Re: [PATCH] i2c: piix4: Replace piix4_smbus driver's cd6h/cd7h port io accesses with mmio accesses
Date: Thu, 13 Jan 2022 08:42:32 +0100	[thread overview]
Message-ID: <Yd/X6DlWjACLODe2@ninjato> (raw)
In-Reply-To: <74eb7c8f-7072-495a-fc26-b60bf0a1f51a@amd.com>

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> > On top of that I'm wondering why slow I/O is used? Do we have anything
> > that really needs that or is it simply a cargo-cult?
> 
> The efch SMBUS & WDT previously only supported a port I/O interface 
> (until recently) and thus dictated the HW access method.  

Is this enough information to start v2 of this series? Or does the
approach need more discussion?


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  parent reply	other threads:[~2022-01-13  7:42 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-15 22:18 [PATCH] i2c: piix4: Replace piix4_smbus driver's cd6h/cd7h port io accesses with mmio accesses Terry Bowman
2021-09-07 16:37 ` Jean Delvare
2021-11-05 16:05   ` Jean Delvare
2021-12-13 17:48     ` Terry Bowman
2022-01-04 19:34       ` Terry Bowman
2022-01-06 13:01         ` Wolfram Sang
2022-01-06 18:18         ` Guenter Roeck
2022-01-08 21:49           ` Wolfram Sang
2022-01-10 10:29             ` Andy Shevchenko
2022-01-11 12:39               ` Wolfram Sang
2022-01-11 14:13                 ` Terry Bowman
2022-01-11 14:53                   ` Andy Shevchenko
2022-01-11 14:54                     ` Andy Shevchenko
2022-01-11 15:50                       ` Terry Bowman
2022-01-11 16:17                         ` Andy Shevchenko
2022-01-12  0:40                           ` Terry Bowman
2022-01-13  7:42                         ` Wolfram Sang [this message]
2022-01-13 10:24                           ` Andy Shevchenko
2022-01-18 13:09                             ` Jean Delvare
2022-01-18 14:22       ` Jean Delvare
     [not found] <20210715221828.244536-1-Terry.Bowman () amd ! com>
2021-08-16 16:55 ` Terry Bowman
2021-08-16 17:03 ` Terry Bowman

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