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(parent: 0c9e022) | patch
spi: bcm2835: fix overflow in calculation of transfer time
authorMartin Sperl <kernel@martin.sperl.org>
Wed, 29 Jul 2015 07:34:10 +0000 (07:34 +0000)
committerMark Brown <broonie@kernel.org>
Wed, 29 Jul 2015 14:01:57 +0000 (15:01 +0100)
commitbea3d9d3f0cf5cda168b555992887fbe2a267575
treeceaf6fd141e21f7741ee58f5e41da8d331fbb860tree | snapshot
parent0c9e0229f3c4e023815b9350b2095fd8ad5809e3commit | diff
spi: bcm2835: fix overflow in calculation of transfer time

This resulted in the use of polling mode when other approaches
(dma or interrupts) would have been more appropriate.

Happened for transfers longer than 477 bytes.

Reported-by: Noralf Tronnes <noralf@tronnes.org>
Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-bcm2835.c diff | blob | history
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