bnx2: Add ack parameter to bnx2_fw_sync().

ack=1 means wait for firmware acknowledgement, and ack=0
means don't wait.  All current callers will set it to 1.

In the next patch, new calls will set ack=0.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 11 insertions, 7 deletions

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 989d4b6168d8..4dfd43917aea 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -1491,7 +1491,7 @@ bnx2_phy_get_pause_adv(struct bnx2 *bp)
         return adv;
 }
 
-static int bnx2_fw_sync(struct bnx2 *, u32, int);
+static int bnx2_fw_sync(struct bnx2 *, u32, int, int);
 
 static int
 bnx2_setup_remote_phy(struct bnx2 *bp, u8 port)
@@ -1544,7 +1544,7 @@ bnx2_setup_remote_phy(struct bnx2 *bp, u8 port)
         bnx2_shmem_wr(bp, BNX2_DRV_MB_ARG0, speed_arg);
 
         spin_unlock_bh(&bp->phy_lock);
-        bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 0);
+        bnx2_fw_sync(bp, BNX2_DRV_MSG_CODE_CMD_SET_LINK, 1, 0);
         spin_lock_bh(&bp->phy_lock);
 
         return 0;
@@ -2262,7 +2262,7 @@ bnx2_set_phy_loopback(struct bnx2 *bp)
 }
 
 static int
-bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent)
+bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int ack, int silent)
 {
         int i;
         u32 val;
@@ -2272,6 +2272,9 @@ bnx2_fw_sync(struct bnx2 *bp, u32 msg_data, int silent)
 
         bnx2_shmem_wr(bp, BNX2_DRV_MB, msg_data);
 
+        if (!ack)
+                return 0;
+
         /* wait for an acknowledgement. */
         for (i = 0; i < (FW_ACK_TIME_OUT_MS / 10); i++) {
                 msleep(10);
@@ -3610,7 +3613,8 @@ bnx2_set_power_state(struct bnx2 *bp, pci_power_t state)
                 }
 
                 if (!(bp->flags & BNX2_FLAG_NO_WOL))
-                        bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg, 0);
+                        bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg,
+                                     1, 0);
 
                 pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
                 if ((CHIP_ID(bp) == CHIP_ID_5706_A0) ||
@@ -4309,7 +4313,7 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
         udelay(5);
 
         /* Wait for the firmware to tell us it is ok to issue a reset. */
-        bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1);
+        bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code, 1, 1);
 
         /* Deposit a driver reset signature so the firmware knows that
          * this is a soft reset. */
@@ -4370,7 +4374,7 @@ bnx2_reset_chip(struct bnx2 *bp, u32 reset_code)
         }
 
         /* Wait for the firmware to finish its initialization. */
-        rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 0);
+        rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code, 1, 0);
         if (rc)
                 return rc;
 
@@ -4596,7 +4600,7 @@ bnx2_init_chip(struct bnx2 *bp)
                 REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val);
         }
         rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET,
-                          0);
+                          1, 0);
 
         REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, BNX2_MISC_ENABLE_DEFAULT);
         REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS);