1 files changed, 12 insertions, 12 deletions

diff --git a/drivers/pci/hotplug/ibmphp_hpc.c b/drivers/pci/hotplug/ibmphp_hpc.c
index f59ed30512b5..5fc7a089f532 100644
--- a/drivers/pci/hotplug/ibmphp_hpc.c
+++ b/drivers/pci/hotplug/ibmphp_hpc.c
@@ -258,7 +258,7 @@ static u8 i2c_ctrl_write (struct controller *ctlr_ptr, void __iomem *WPGBbar, u8
 {
         u8 rc;
         void __iomem *wpg_addr; // base addr + offset
-        unsigned long wpg_data; // data to/from WPG LOHI format 
+        unsigned long wpg_data; // data to/from WPG LOHI format
         unsigned long ultemp;
         unsigned long data;     // actual data HILO format
         int i;
@@ -351,7 +351,7 @@ static u8 i2c_ctrl_write (struct controller *ctlr_ptr, void __iomem *WPGBbar, u8
 }
 
 //------------------------------------------------------------
-//  Read from ISA type HPC 
+//  Read from ISA type HPC
 //------------------------------------------------------------
 static u8 isa_ctrl_read (struct controller *ctlr_ptr, u8 offset)
 {
@@ -372,7 +372,7 @@ static void isa_ctrl_write (struct controller *ctlr_ptr, u8 offset, u8 data)
 {
         u16 start_address;
         u16 port_address;
-        
+
         start_address = ctlr_ptr->u.isa_ctlr.io_start;
         port_address = start_address + (u16) offset;
         outb (data, port_address);
@@ -656,11 +656,11 @@ int ibmphp_hpc_readslot (struct slot * pslot, u8 cmd, u8 * pstatus)
         //--------------------------------------------------------------------
         // cleanup
         //--------------------------------------------------------------------
-        
+
         // remove physical to logical address mapping
         if ((ctlr_ptr->ctlr_type == 2) || (ctlr_ptr->ctlr_type == 4))
                 iounmap (wpg_bbar);
-        
+
         free_hpc_access ();
 
         debug_polling ("%s - Exit rc[%d]\n", __func__, rc);
@@ -835,7 +835,7 @@ static int poll_hpc(void *data)
                 down (&semOperations);
 
                 switch (poll_state) {
-                case POLL_LATCH_REGISTER: 
+                case POLL_LATCH_REGISTER:
                         oldlatchlow = curlatchlow;
                         ctrl_count = 0x00;
                         list_for_each (pslotlist, &ibmphp_slot_head) {
@@ -892,16 +892,16 @@ static int poll_hpc(void *data)
 
                         if (kthread_should_stop())
                                 goto out_sleep;
-                        
+
                         down (&semOperations);
-                        
+
                         if (poll_count >= POLL_LATCH_CNT) {
                                 poll_count = 0;
                                 poll_state = POLL_SLOTS;
                         } else
                                 poll_state = POLL_LATCH_REGISTER;
                         break;
-                }       
+                }
                 /* give up the hardware semaphore */
                 up (&semOperations);
                 /* sleep for a short time just for good measure */
@@ -958,7 +958,7 @@ static int process_changeinstatus (struct slot *pslot, struct slot *poldslot)
         // bit 5 - HPC_SLOT_PWRGD
         if ((pslot->status & 0x20) != (poldslot->status & 0x20))
                 // OFF -> ON: ignore, ON -> OFF: disable slot
-                if ((poldslot->status & 0x20) && (SLOT_CONNECT (poldslot->status) == HPC_SLOT_CONNECTED) && (SLOT_PRESENT (poldslot->status))) 
+                if ((poldslot->status & 0x20) && (SLOT_CONNECT (poldslot->status) == HPC_SLOT_CONNECTED) && (SLOT_PRESENT (poldslot->status)))
                         disable = 1;
 
         // bit 6 - HPC_SLOT_BUS_SPEED
@@ -980,7 +980,7 @@ static int process_changeinstatus (struct slot *pslot, struct slot *poldslot)
                                         pslot->status &= ~HPC_SLOT_POWER;
                         }
                 }
-                // CLOSE -> OPEN 
+                // CLOSE -> OPEN
                 else if ((SLOT_PWRGD (poldslot->status) == HPC_SLOT_PWRGD_GOOD)
                         && (SLOT_CONNECT (poldslot->status) == HPC_SLOT_CONNECTED) && (SLOT_PRESENT (poldslot->status))) {
                         disable = 1;
@@ -1075,7 +1075,7 @@ void __exit ibmphp_hpc_stop_poll_thread (void)
         debug ("before locking operations \n");
         ibmphp_lock_operations ();
         debug ("after locking operations \n");
-        
+
         // wait for poll thread to exit
         debug ("before sem_exit down \n");
         down (&sem_exit);