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(parent: c88dd34) | patch
spi: Ensure memory used for spi_write_then_read() is DMA safe
authorMark Brown <broonie@opensource.wolfsonmicro.com>
Sun, 27 Jan 2013 06:35:04 +0000 (14:35 +0800)
committerGrant Likely <grant.likely@secretlab.ca>
Tue, 5 Feb 2013 14:44:13 +0000 (14:44 +0000)
commit2cd94c8a1b4184b48ecbc16b353dcbb513053285
treef93898fba0a5022602b8efec6a48619bfbda2fd6tree | snapshot (tar.gz zip)
parentc88dd349b5a83c9efa4030176a5184a9a1440475commit | diff
spi: Ensure memory used for spi_write_then_read() is DMA safe

Use GFP_DMA in order to ensure that the memory we allocate for transfers
in spi_write_then_read() can be DMAed. On most platforms this will have
no effect.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
drivers/spi/spi.c diff | blob | blame | history