[PATCH v3 REPOST 4/4] i2c: i2c-ibm-iic: Implements a polling mode

Wolfram Sang wsa at the-dreams.de
Sat Jan 4 02:13:10 EST 2014

On Fri, Dec 20, 2013 at 04:12:56PM +0100, jean-jacques hiblot wrote:
> From: jean-jacques hiblot <jjhiblot at 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 at 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.

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 836 bytes
Desc: Digital signature
URL: <http://lists.ozlabs.org/pipermail/linuxppc-dev/attachments/20140103/05cccfbb/attachment.sig>

More information about the Linuxppc-dev mailing list