diff options
| author | Qipan Li <[email protected]> | 2014-04-14 14:30:01 +0800 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2014-04-14 21:04:59 +0100 |
| commit | bf83fd6402a856eeb9a22c364c50ccf9bbdf9b17 (patch) | |
| tree | 905fe272f9d08fff5e4483294b8e96c6b26e59e6 /tools/perf/scripts/python/Perf-Trace-Util | |
| parent | d77ec5df47696300b9498e6973dcc34b40de8d27 (diff) | |
spi: sirf: fix spi full-duplex DMA transferring issue
sometimes t->tx can be equal with t->rx. for example, spidev will make
tx and rx point to spidev->buffer at the same time. currently, for this
case, we map the buffer BIDIRECTION to fix the cache consistency.
Signed-off-by: Qipan Li <[email protected]>
Signed-off-by: Barry Song <[email protected]>
Signed-off-by: Mark Brown <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util')
0 files changed, 0 insertions, 0 deletions