DMA: PL08x: avoid recalculating cctl at each prepare

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Now that we have separate cctl values for M>P and P>M transfers, we can
avoid calculating the cctl value each time we prepare a transaction.
Move the bus selection and increment setting to the slave configuration
and initialization functions.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

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Russell King - ARM Linux 2011-07-21 17:13:48 +01:00 • committed by Vinod Koul

parent aa88cdaa14

commit 121c8476a3

1 changed files with 42 additions and 36 deletions

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drivers/dma/amba-pl08x.c

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