e1000e: Move pm_qos_req to e1000e adapter

e1000e is the only driver requiring pm_qos_req, instead of causing every device to waste up to 240 bytes. Allocate it for the specific driver. Signed-off-by: Thomas Graf <[email protected]> Acked-by: Jeff Kirsher <[email protected]> Signed-off-by: David S. Miller <[email protected]>
torvalds · Apr 13, 2015 · e2c6544 · e2c6544
1 parent cf89013
commit e2c6544
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Showing 3 changed files with 5 additions and 5 deletions.
diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -343,6 +343,7 @@ struct e1000_adapter {
 	struct timecounter tc;
 	struct ptp_clock *ptp_clock;
 	struct ptp_clock_info ptp_clock_info;
+	struct pm_qos_request pm_qos_req;
 
 	u16 eee_advert;
 };

diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -3297,9 +3297,9 @@ static void e1000_configure_rx(struct e1000_adapter *adapter)
 			ew32(RXDCTL(0), rxdctl | 0x3);
 		}
 
-		pm_qos_update_request(&adapter->netdev->pm_qos_req, lat);
+		pm_qos_update_request(&adapter->pm_qos_req, lat);
 	} else {
-		pm_qos_update_request(&adapter->netdev->pm_qos_req,
+		pm_qos_update_request(&adapter->pm_qos_req,
 				      PM_QOS_DEFAULT_VALUE);
 	}
 
@@ -4403,7 +4403,7 @@ static int e1000_open(struct net_device *netdev)
 		e1000_update_mng_vlan(adapter);
 
 	/* DMA latency requirement to workaround jumbo issue */
-	pm_qos_add_request(&adapter->netdev->pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
+	pm_qos_add_request(&adapter->pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
 			   PM_QOS_DEFAULT_VALUE);
 
 	/* before we allocate an interrupt, we must be ready to handle it.
@@ -4514,7 +4514,7 @@ static int e1000_close(struct net_device *netdev)
 	    !test_bit(__E1000_TESTING, &adapter->state))
 		e1000e_release_hw_control(adapter);
 
-	pm_qos_remove_request(&adapter->netdev->pm_qos_req);
+	pm_qos_remove_request(&adapter->pm_qos_req);
 
 	pm_runtime_put_sync(&pdev->dev);
 

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
@@ -1751,7 +1751,6 @@ struct net_device {
 #endif
 	struct phy_device *phydev;
 	struct lock_class_key *qdisc_tx_busylock;
-	struct pm_qos_request	pm_qos_req;
 };
 #define to_net_dev(d) container_of(d, struct net_device, dev)