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| author |   Per Forlin <per.forlin@stericsson.com> | 2011-09-28 09:32:20 +0200 |
|---|---|---|
| committer |   Fabio Baltieri <fabio.baltieri@linaro.org> | 2013-01-14 10:50:15 +0100 |
| commit | 8a5d2039ab9050a8a2e649eaf3ca4e372a7709f1 (patch) | |
| tree | 8b597cd23c8a58c6a0ff33da85a9bb4b7553c8da /drivers/dma/ste_dma40.c | |
| parent | dmaengine: ste_dma40: reset priority bit for logical channels (diff) | |
| download | linux-dev-8a5d2039ab9050a8a2e649eaf3ca4e372a7709f1.tar.xz linux-dev-8a5d2039ab9050a8a2e649eaf3ca4e372a7709f1.zip | |
dmaengine: ste_dma40: use writel_relaxed for lcxa
lcpa and lcla are written often and the cache_sync() overhead in writel
is costly, especially for wlan where every single network packet (in RX
mode) corresponds to a separate DMA transfer.
Signed-off-by: Per Forlin <per.forlin@stericsson.com>
Reviewed-by: Narayanan Gopalakrishnan <narayanan.gopalakrishnan@stericsson.com>
Reviewed-by: Rabin Vincent <rabin.vincent@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions