diff options
| -rw-r--r-- | drivers/net/bnx2.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 00918602ba8..854d80c330e 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -3934,6 +3934,10 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) /* Chip reset. */ REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); + /* Reading back any register after chip reset will hang the + * bus on 5706 A0 and A1. The msleep below provides plenty + * of margin for write posting. + */ if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || (CHIP_ID(bp) == CHIP_ID_5706_A1)) msleep(20); |