mtd: m25p80: return amount of data transferred or error in read/write

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Add checking of SPI transfer errors and return them from read/write
functions. Also return the amount of data transferred.

Signed-off-by: Michal Suchanek <hramrach@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Acked-by: Michal Suchanek <hramrach@gmail.com>
Tested-by: Michal Suchanek <hramrach@gmail.com>

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Michal Suchanek 2016-05-05 17:31:48 -07:00 • committed by Brian Norris

parent 59451e1233

commit 1992297b08

1 changed files with 21 additions and 8 deletions

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drivers/mtd/devices/m25p80.c

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