spi: introduce master->handle_err() callback

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This callback would be useful to handle an error that occurs in the generic
implementation of transfer_one_message(). The good candidate for this is to
drain FIFO and / or to terminate DMA transfers when timeout happened.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

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Andy Shevchenko 2015-02-27 17:34:15 +02:00 • committed by Mark Brown

parent c517d838eb

commit b716c4ffc6

2 changed files with 7 additions and 0 deletions

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3

drivers/spi/spi.c

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4

include/linux/spi/spi.h

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