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(parent: 6b3a631) | patch
spi: davinci: do not use DMA if transfer length is less than 16
authorFrode Isaksen <fisaksen@baylibre.com>
Thu, 23 Feb 2017 18:01:59 +0000 (19:01 +0100)
committerMark Brown <broonie@kernel.org>
Wed, 15 Mar 2017 19:35:39 +0000 (19:35 +0000)
commit0718b764880434ac7a5b7c0f5cb2c805c589a807
tree8e173273f8ca2d1e856061716c6da501b38c17b5tree | snapshot (tar.gz zip)
parent6b3a631e7f8eca75a987ed760898d28fb3628143commit | diff
spi: davinci: do not use DMA if transfer length is less than 16

Higher bitrate and lower CPU load if using PIO in this case.

Signed-off-by: Frode Isaksen <fisaksen@baylibre.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-davinci.c diff | blob | blame | history