IB/qib: Turn off IB latency mode
Turn off IB latency mode. This improves link quality for slower process chips. Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
parent
dd378c2102
commit
2d978a953b
1 changed files with 2 additions and 0 deletions
|
@ -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));
|
||||
|
||||
|
|
Reference in a new issue