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(parent: acace73) | 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 17:22:04 +0000 (18:22 +0100)
commit0122a5183088e3117bb9c8fbe248914efb502f3f
treee0d0148086629dd8ffec2403d1882d02173700fetree | snapshot (tar.gz zip)
parentacace73df2c1913a526c1b41e4741a4a6704c863commit | 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 | blame | history