spi: qup: allow multiple DMA transactions per spi xfer
authorVaradarajan Narayanan <varada@codeaurora.org>
Fri, 28 Jul 2017 06:52:59 +0000 (12:22 +0530)
committerMark Brown <broonie@kernel.org>
Tue, 8 Aug 2017 11:15:46 +0000 (12:15 +0100)
commit5884e17ef3cb3dac2e83e466246cf033bfba0e2f
tree36df15a12a35a74f7179cd36469077ac5b6b0ec4
parenta841b24e627ca2d3b6a23ca00a4908bfe8f3a5ef
spi: qup: allow multiple DMA transactions per spi xfer

Much like the block mode changes, we are breaking up DMA transactions
into 64K chunks so we can reset the QUP engine.

Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org>
Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-qup.c