diff options
| author | Per Forlin <per.forlin@stericsson.com> | 2011-09-28 09:32:20 +0200 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 11:02:55 +0200 |
| commit | 29700821e3b9a1d7e1069aad9bfa811b8533b334 (patch) | |
| tree | e9da1eb97e866ecada29a88da0b238c8319ab305 /lib/mpi/mpiutil.c | |
| parent | c2c665fd41b5544cce3be4d972e9c9bde9e29060 (diff) | |
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.
ST-Ericsson Linux next: TESTED
ST-Ericsson ID: 357764
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: I8339704de95f2355d22681ac4bd542795770fa89
Signed-off-by: Per Forlin <per.forlin@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/33009
Reviewed-by: Narayanan GOPALAKRISHNAN <narayanan.gopalakrishnan@stericsson.com>
Reviewed-by: QABUILD
Reviewed-by: Rabin VINCENT <rabin.vincent@stericsson.com>
Diffstat (limited to 'lib/mpi/mpiutil.c')
0 files changed, 0 insertions, 0 deletions