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authorRalph Campbell <ralph.campbell@qlogic.com>2010-06-17 23:13:54 +0000
committerRoland Dreier <rolandd@cisco.com>2010-07-06 14:13:20 -0700
commitb9e03e0489a8616fc415e62128d05ad0159a20a2 (patch)
tree7c13ac2c7a647afb9222d805911e08b5cbdbc79c /drivers/infiniband/hw/qib/qib_iba7322.c
parentfce24a9d28f8b99fd0eacc14e252ab4fca9527a7 (diff)
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IB/qib: Mask hardware error during link reset
The HCA checks for certain hardware errors which can be falsely triggered when the IB link is reset. The fix is to mask them rather than report them. Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_iba7322.c')
-rw-r--r--drivers/infiniband/hw/qib/qib_iba7322.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
index 3e9828b..8ee0ac6 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -1100,9 +1100,9 @@ static const struct qib_hwerror_msgs qib_7322_hwerror_msgs[] = {
HWE_AUTO_P(SDmaMemReadErr, 1),
HWE_AUTO_P(SDmaMemReadErr, 0),
HWE_AUTO_P(IBCBusFromSPCParityErr, 1),
+ HWE_AUTO_P(IBCBusToSPCParityErr, 1),
HWE_AUTO_P(IBCBusFromSPCParityErr, 0),
- HWE_AUTO_P(statusValidNoEop, 1),
- HWE_AUTO_P(statusValidNoEop, 0),
+ HWE_AUTO(statusValidNoEop),
HWE_AUTO(LATriggered),
{ .mask = 0 }
};
@@ -4763,6 +4763,8 @@ static void qib_7322_mini_pcs_reset(struct qib_pportdata *ppd)
SYM_MASK(IBPCSConfig_0, tx_rx_reset);
val = qib_read_kreg_port(ppd, krp_ib_pcsconfig);
+ qib_write_kreg(dd, kr_hwerrmask,
+ dd->cspec->hwerrmask & ~HWE_MASK(statusValidNoEop));
qib_write_kreg_port(ppd, krp_ibcctrl_a,
ppd->cpspec->ibcctrl_a &
~SYM_MASK(IBCCtrlA_0, IBLinkEn));
@@ -4772,6 +4774,9 @@ static void qib_7322_mini_pcs_reset(struct qib_pportdata *ppd)
qib_write_kreg_port(ppd, krp_ib_pcsconfig, val & ~reset_bits);
qib_write_kreg_port(ppd, krp_ibcctrl_a, ppd->cpspec->ibcctrl_a);
qib_write_kreg(dd, kr_scratch, 0ULL);
+ qib_write_kreg(dd, kr_hwerrclear,
+ SYM_MASK(HwErrClear, statusValidNoEopClear));
+ qib_write_kreg(dd, kr_hwerrmask, dd->cspec->hwerrmask);
}
/*