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| author | Allen Xu <b45815@freescale.com> | 2015-01-13 17:28:56 +0100 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2015-02-06 05:01:08 +0100 |
| commit | 4e898ce7d9221db090e6c4e7f289760930dbda6e (patch) | |
| tree | 893fc294d94646e12fac4b13969b21178bdf2d10 /MAINTAINERS | |
| parent | mtd: fsl-quadspi: Remove unnecessary 'map_failed' label (diff) | |
| download | linux-4e898ce7d9221db090e6c4e7f289760930dbda6e.tar.xz linux-4e898ce7d9221db090e6c4e7f289760930dbda6e.zip | |
mtd: fsl-quadspi: improve read performance by increase AHB transfer size
Set AHB transfer size to 1K which improved the read performance.
Add ahb_buf_size field in fsl_qspi_devtype_data to denote the size for
different SoC.
Before:
root@imx6qdlsolo:~# dd if=/dev/mtd1 of=/dev/null bs=1M count=16
16+0 records in
16+0 records out
16777216 bytes (17 MB) copied, 0.472183 s, 25.1 MB/s
After:
root@imx6qdlsolo:~# dd if=/dev/mtd1 of=/dev/null bs=1M count=16
16+0 records in
16+0 records out
16777216 bytes (17 MB) copied, 0.369439 s, 29.5 MB/s
Signed-off-by: Allen Xu <b45815@freescale.com>
Signed-off-by: Huang Shijie <shijie8@gmail.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Acked-by: Huang Shijie <shijie.huang@intel.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'MAINTAINERS')
0 files changed, 0 insertions, 0 deletions