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| author |   Andrew Bresticker <abrestic@chromium.org> | 2014-12-22 11:35:16 -0800 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2014-12-24 12:20:22 +0000 |
| commit | 549858ce76e31d5e2139e5588df976ee42607a0d (patch) | |
| tree | f467c9287a20c9b74fe3328963cb2456f45bc1f4 /drivers/spi/spi.c | |
| parent | spi: img-spfi: Increase DMA burst size (diff) | |
| download | linux-dev-549858ce76e31d5e2139e5588df976ee42607a0d.tar.xz linux-dev-549858ce76e31d5e2139e5588df976ee42607a0d.zip | |
spi: img-spfi: Select FIFO based on transfer length
Since the 32-bit FIFO is deeper (64 bytes) than the 8-bit FIFO (16 bytes),
use the 32-bit FIFO when there are at least 32 bits remaining to be
transferred in PIO mode or when the transfer length is 32-bit aligned
in DMA mode.
Signed-off-by: Andrew Bresticker <abrestic@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi.c')
0 files changed, 0 insertions, 0 deletions