greybus: spi: use timeout request send operation

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When transfer speed is too slow (less than 17Khz) the operation can take
longer than the default greybus timeout. Because of this we need to use
the request_send_sync_timeout and calculate the correct timeout for each
operation.

Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
Tested-by: Philip Yang <philipy@bsquare.com>
Tested-by: Axel Haslam <ahaslam@baylibre.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

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Rui Miguel Silva 2016-04-20 14:40:23 +01:00 • committed by Greg Kroah-Hartman

parent 0928b2e440

commit d1d67714a4

1 changed files with 15 additions and 1 deletions

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drivers/staging/greybus/spi.c

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