Messages in this thread | | | Date | Fri, 08 Mar 2013 10:05:28 -0700 | From | Stephen Warren <> | Subject | Re: [PATCH] spi: slink-tegra20: move runtime pm calls to transfer_one_message |
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On 03/07/2013 11:21 PM, Laxman Dewangan wrote: > The prepare_transfer_hardware() is called in atomic context and > calling synchronous runtime pm calls can create scheduling deadlock. > > Therefore, in place of calling runtime PM calls from prepare/unprepare > message transfer, calling this in transfer_one_message().
Tested-by: Stephen Warren <swarren@nvidia.com>
This does fix some slightly intermittent lockups/crashes for me when erasing and re-writing the SPI flash on Cardhu.
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