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authorArthur Jones <arthur.jones@qlogic.com>2008-04-16 21:09:31 -0700
committerRoland Dreier <rolandd@cisco.com>2008-04-16 21:09:31 -0700
commitbb9171448deb1f7ece27674e2e431e4f267fd453 (patch)
treeb042155205bbbe3deb317d65a53a4180fb512435 /drivers/infiniband/hw/ipath/ipath_intr.c
parent8babfa4fb9bfe93d57c700410a4f8be9fbd3edd7 (diff)
IB/ipath: Misc changes to prepare for IB7220 introduction
The patch adds a number of minor changes to support newer HCAs: - New send buffer control bits - New error condition bits - Locking and initialization changes - More send buffers Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_intr.c')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_intr.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/infiniband/hw/ipath/ipath_intr.c
index 3bad601fcc90..90b972f6a840 100644
--- a/drivers/infiniband/hw/ipath/ipath_intr.c
+++ b/drivers/infiniband/hw/ipath/ipath_intr.c
@@ -73,7 +73,7 @@ static void ipath_clrpiobuf(struct ipath_devdata *dd, u32 pnum)
* If rewrite is true, and bits are set in the sendbufferror registers,
* we'll write to the buffer, for error recovery on parity errors.
*/
-static void ipath_disarm_senderrbufs(struct ipath_devdata *dd, int rewrite)
+void ipath_disarm_senderrbufs(struct ipath_devdata *dd, int rewrite)
{
u32 piobcnt;
unsigned long sbuf[4];
@@ -87,12 +87,14 @@ static void ipath_disarm_senderrbufs(struct ipath_devdata *dd, int rewrite)
dd, dd->ipath_kregs->kr_sendbuffererror);
sbuf[1] = ipath_read_kreg64(
dd, dd->ipath_kregs->kr_sendbuffererror + 1);
- if (piobcnt > 128) {
+ if (piobcnt > 128)
sbuf[2] = ipath_read_kreg64(
dd, dd->ipath_kregs->kr_sendbuffererror + 2);
+ if (piobcnt > 192)
sbuf[3] = ipath_read_kreg64(
dd, dd->ipath_kregs->kr_sendbuffererror + 3);
- }
+ else
+ sbuf[3] = 0;
if (sbuf[0] || sbuf[1] || (piobcnt > 128 && (sbuf[2] || sbuf[3]))) {
int i;
@@ -365,7 +367,8 @@ static void handle_e_ibstatuschanged(struct ipath_devdata *dd,
*/
if (lastlts == INFINIPATH_IBCS_LT_STATE_POLLACTIVE ||
lastlts == INFINIPATH_IBCS_LT_STATE_POLLQUIET) {
- if (++dd->ipath_ibpollcnt == 40) {
+ if (!(dd->ipath_flags & IPATH_IB_AUTONEG_INPROG) &&
+ (++dd->ipath_ibpollcnt == 40)) {
dd->ipath_flags |= IPATH_NOCABLE;
*dd->ipath_statusp |=
IPATH_STATUS_IB_NOCABLE;