spi: davinci: simplify poll mode transfers

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Use the fact that the get_tx and get_rx can now cope with
NULL buffer pointers to simplify the poll mode transfer
code.

While at it, check for SPI errors every transfer rather than
at the end of the whole transfer.

Signed-off-by: Brian Niebuhr <bniebuhr@efjohnson.com>
Tested-By: Michael Williamson <michael.williamson@criticallink.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

...

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Brian Niebuhr 2010-08-23 16:39:19 +05:30 • committed by Sekhar Nori

parent cf90fe7350

commit 839c996ca8

1 changed files with 41 additions and 55 deletions

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92

drivers/spi/davinci_spi.c

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