A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-30 11:41:38 -04:00
Code Issues Projects Releases Packages Wiki Activity

IB/qib: Turn off IB latency mode

Browse source 
Turn off IB latency mode. This improves link quality for slower
process chips.

Signed-off-by: Ralph Campbell <[email protected]>
Signed-off-by: Roland Dreier <[email protected]>
This commit is contained in:
Ralph Campbell 2010-06-23 15:58:31 +00:00 • committed by Roland Dreier
commit 2d978a953b
1 changed files with 2 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

2
drivers/infiniband/hw/qib/qib_iba7322.c
View file

@ -7271,6 +7271,8 @@ static int serdes_7322_init(struct qib_pportdata *ppd)
ibsd_wr_allchans(ppd, 20, (4 << 13), BMASK(15, 13)); /* SDR */
data = qib_read_kreg_port(ppd, krp_serdesctrl);
/* Turn off IB latency mode */
data &= ~SYM_MASK(IBSerdesCtrl_0, IB_LAT_MODE);
qib_write_kreg_port(ppd, krp_serdesctrl, data |
SYM_MASK(IBSerdesCtrl_0, RXLOSEN));