diff options
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_ht400.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_ht400.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_ht400.c b/drivers/infiniband/hw/ipath/ipath_ht400.c index 4652435998f..fac0a2b74de 100644 --- a/drivers/infiniband/hw/ipath/ipath_ht400.c +++ b/drivers/infiniband/hw/ipath/ipath_ht400.c @@ -607,7 +607,12 @@ static int ipath_ht_boardname(struct ipath_devdata *dd, char *name, case 4: /* Ponderosa is one of the bringup boards */ n = "Ponderosa"; break; - case 5: /* HT-460 original production board */ + case 5: + /* + * HT-460 original production board; two production levels, with + * different serial number ranges. See ipath_ht_early_init() for + * case where we enable IPATH_GPIO_INTR for later serial # range. + */ n = "InfiniPath_HT-460"; break; case 6: @@ -642,7 +647,7 @@ static int ipath_ht_boardname(struct ipath_devdata *dd, char *name, if (n) snprintf(name, namelen, "%s", n); - if (dd->ipath_majrev != 3 || dd->ipath_minrev != 2) { + if (dd->ipath_majrev != 3 || (dd->ipath_minrev < 2 || dd->ipath_minrev > 3)) { /* * This version of the driver only supports the HT-400 * Rev 3.2 @@ -1520,6 +1525,18 @@ static int ipath_ht_early_init(struct ipath_devdata *dd) */ ipath_write_kreg(dd, dd->ipath_kregs->kr_sendctrl, INFINIPATH_S_ABORT); + + ipath_get_eeprom_info(dd); + if(dd->ipath_boardrev == 5 && dd->ipath_serial[0] == '1' && + dd->ipath_serial[1] == '2' && dd->ipath_serial[2] == '8') { + /* + * Later production HT-460 has same changes as HT-465, so + * can use GPIO interrupts. They have serial #'s starting + * with 128, rather than 112. + */ + dd->ipath_flags |= IPATH_GPIO_INTR; + dd->ipath_flags &= ~IPATH_POLL_RX_INTR; + } return 0; } |