bnx2x: Rework power state handling code

Move "don't shut down the power" logic into bnx2x_set_power_state() to make the code cleaner.

Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 3 deletions

diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index d7c00748e27..c4bc006f510 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -11935,6 +11935,14 @@ static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state)
                 break;
 
         case PCI_D3hot:
+                /* If there are other clients above don't
+                   shut down the power */
+                if (atomic_read(&bp->pdev->enable_cnt) != 1)
+                        return 0;
+                /* Don't shut down the power for emulation and FPGA */
+                if (CHIP_REV_IS_SLOW(bp))
+                        return 0;
+
                 pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
                 pmcsr |= 3;
 
@@ -12551,9 +12559,7 @@ static int bnx2x_close(struct net_device *dev)
 
         /* Unload the driver, release IRQs */
         bnx2x_nic_unload(bp, UNLOAD_CLOSE);
-        if (atomic_read(&bp->pdev->enable_cnt) == 1)
-                if (!CHIP_REV_IS_SLOW(bp))
-                        bnx2x_set_power_state(bp, PCI_D3hot);
+        bnx2x_set_power_state(bp, PCI_D3hot);
 
         return 0;
 }