diff options
| author | Jean Pihet <[email protected]> | 2020-01-14 13:41:25 +0100 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2020-01-14 15:26:05 +0000 |
| commit | e7cc5cfbea4c9bd2c452cb81d0829e9259dd84d8 (patch) | |
| tree | ac6522d791303c61165a16920fde5e00e011274b /scripts/bpf_helpers_doc.py | |
| parent | e97f491450805fe6cbfd482b97b5427b21dec575 (diff) | |
spi: spi-ti-qspi: optimize byte-transfers
Optimize the 8-bit based transfers, as used by the SPI flash
devices, by reading the data registers by 32 and 128 bits when
possible and copy the contents to the receive buffer.
The speed improvement is 4.9x using quad read.
Signed-off-by: Jean Pihet <[email protected]>
Cc: Ryan Barnett <[email protected]>
Cc: Conrad Ratschan <[email protected]>
Cc: Arnout Vandecappelle <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
Diffstat (limited to 'scripts/bpf_helpers_doc.py')
0 files changed, 0 insertions, 0 deletions