diff options
Diffstat (limited to 'drivers/net/bnx2.c')
| -rw-r--r-- | drivers/net/bnx2.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 24e7f9ab3f5a..854d80c330ec 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -3934,11 +3934,13 @@ 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)) { - current->state = TASK_UNINTERRUPTIBLE; - schedule_timeout(HZ / 50); - } + (CHIP_ID(bp) == CHIP_ID_5706_A1)) + msleep(20); /* Reset takes approximate 30 usec */ for (i = 0; i < 10; i++) { |