From: Wolfram Sang <wsa@the-dreams.de>
To: jean-jacques hiblot <jjhiblot@traphandler.com>
Cc: gregory.clement@free-electrons.com,
linuxppc-dev@lists.ozlabs.org, linux-i2c@vger.kernel.org,
jean-jacques hiblot <jjhiblot@gmail.com>
Subject: Re: [PATCH v3 REPOST 4/4] i2c: i2c-ibm-iic: Implements a polling mode
Date: Fri, 3 Jan 2014 16:13:10 +0100 [thread overview]
Message-ID: <20140103151310.GC7132@katana> (raw)
In-Reply-To: <1387552376-12986-5-git-send-email-jjhiblot@traphandler.com>
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On Fri, Dec 20, 2013 at 04:12:56PM +0100, jean-jacques hiblot wrote:
> From: jean-jacques hiblot <jjhiblot@gmail.com>
>
> When no valid interrupt is defined for the controller, use polling to handle
> the transfers.
> The polling mode can also be forced with the "iic_force_poll" module parameter.
>
> Signed-off-by: jean-jacques hiblot <jjhiblot@traphandler.com>
Do I understand correctly: Polling was not available after patch 2 until patch 4?
Has the signal handling been tested extensively? Most drivers do not
handle signals because it is usually cumbersome to cancel a transfer
gracefully. That being said, it might work well for you here.
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prev parent reply other threads:[~2014-01-03 15:13 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-20 15:12 [PATCH v3 REPOST 0/4] i2c : i2c-ibm-iic : use interrupts to perform the data transfer jean-jacques hiblot
2013-12-20 15:12 ` [PATCH v3 REPOST 1/4] i2c: i2c-ibm-iic: cleanup jean-jacques hiblot
2013-12-20 15:12 ` [PATCH v3 REPOST 2/4] i2c: i2c-ibm-iic: perform the transfer in the interrupt handler jean-jacques hiblot
2014-01-03 15:04 ` Wolfram Sang
2014-01-03 15:57 ` Jean-Jacques Hiblot
2013-12-20 15:12 ` [PATCH v3 REPOST 3/4] i2c: i2c-ibm-iic: Implements transfer abortion jean-jacques hiblot
2014-01-03 15:09 ` Wolfram Sang
2014-01-03 16:14 ` Jean-Jacques Hiblot
2013-12-20 15:12 ` [PATCH v3 REPOST 4/4] i2c: i2c-ibm-iic: Implements a polling mode jean-jacques hiblot
2014-01-03 15:13 ` Wolfram Sang [this message]
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