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From: Wolfram Sang <wsa@the-dreams.de>
To: Eddie James <eajames@linux.vnet.ibm.com>
Cc: linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, robh+dt@kernel.org,
	benh@kernel.crashing.org, joel@jms.id.au, mark.rutland@arm.com,
	gregkh@linuxfoundation.org, rdunlap@infradead.org,
	andy.shevchenko@gmail.com, peda@axentia.se
Subject: Re: [PATCH v10 7/7] i2c: fsi: Add bus recovery
Date: Mon, 2 Jul 2018 20:16:42 +0200	[thread overview]
Message-ID: <20180702181642.aa6yjecsavv47zd6@ninjato> (raw)
In-Reply-To: <c9d0b0c8-268f-04af-7c43-6fec0e272a9d@linux.vnet.ibm.com>

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> > This all won't have any effect since you never call i2c_recover_bus
> > which calls back into i2c_bus_recovery_info callbacks.
> 
> Ah, I thought there would be some use of this in the core or in client
> drivers, or some ioctl interface. Would there be any outside users of these
> callbacks in the future?

No. i2c_recover_bus() is only to recover from stalled SDA and the only
place where this can be detected is inside the I2C master driver. It is
not an event which can be controlled by a user.


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  reply	other threads:[~2018-07-02 18:16 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-13 19:36 [PATCH v10 0/7] i2c: Add FSI-attached I2C master algorithm Eddie James
2018-06-13 19:36 ` [PATCH v10 1/7] dt-bindings: i2c: Add FSI-attached I2C master dt binding documentation Eddie James
2018-06-26  2:39   ` Wolfram Sang
2018-06-13 19:36 ` [PATCH v10 2/7] i2c: Add FSI-attached I2C master algorithm Eddie James
2018-06-13 19:36 ` [PATCH v10 3/7] i2c: fsi: Add port structures Eddie James
2018-06-20  3:34   ` Benjamin Herrenschmidt
2018-06-20  3:59     ` Joel Stanley
2018-06-13 19:36 ` [PATCH v10 4/7] i2c: fsi: Add abort and hardware reset procedures Eddie James
2018-06-26  2:38   ` Wolfram Sang
2018-06-27 13:48     ` Eddie James
2018-07-02 18:15       ` Wolfram Sang
2018-07-05 18:50         ` Eddie James
2018-07-05 22:06           ` Wolfram Sang
2018-06-13 19:36 ` [PATCH v10 5/7] i2c: fsi: Add transfer implementation Eddie James
2018-06-26  2:38   ` Wolfram Sang
2018-06-27 13:21     ` Eddie James
2018-07-02 18:24       ` Wolfram Sang
2018-07-05 18:52         ` Eddie James
2018-07-05 21:59           ` Wolfram Sang
2018-06-13 19:36 ` [PATCH v10 6/7] i2c: fsi: Add I2C master locking Eddie James
2018-06-13 19:36 ` [PATCH v10 7/7] i2c: fsi: Add bus recovery Eddie James
2018-06-26  2:38   ` Wolfram Sang
2018-06-27 13:32     ` Eddie James
2018-07-02 18:16       ` Wolfram Sang [this message]
2018-06-14  9:05 ` [PATCH v10 0/7] i2c: Add FSI-attached I2C master algorithm Andy Shevchenko
2018-06-18  4:53 ` Joel Stanley
2018-06-26  2:39 ` Wolfram Sang
2018-06-27 13:53   ` Eddie James

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