IB/ipath: Make a few functions static

Make some functions that are only used in a single .c file static.  In
addition to being a cleanup, this shrinks the generated code.  On x86_64:

add/remove: 1/3 grow/shrink: 2/1 up/down: 4777/-4956 (-179)
function                                     old     new   delta
handle_errors                                  -    3994   +3994
__verbs_timer                                 42     710    +668
ipath_do_ruc_send                           2131    2246    +115
ipath_no_bufs_available                      136       -    -136
ipath_disarm_senderrbufs                     639       -    -639
ipath_ib_timer                               658       -    -658
ipath_intr                                  5878    2355   -3523

Signed-off-by: Roland Dreier <rolandd@cisco.com>

drivers/infiniband/hw/ipath/ipath_driver.c

@@ -1889,7 +1889,7 @@ void ipath_write_kreg_port(const struct ipath_devdata *dd, ipath_kreg regno,
 /* Below is "non-zero" to force override, but both actual LEDs are off */
 #define LED_OVER_BOTH_OFF (8)
 
-void ipath_run_led_override(unsigned long opaque)
+static void ipath_run_led_override(unsigned long opaque)
 {
 	struct ipath_devdata *dd = (struct ipath_devdata *)opaque;
 	int timeoff;

drivers/infiniband/hw/ipath/ipath_eeprom.c

@@ -426,8 +426,8 @@ static int ipath_eeprom_internal_read(struct ipath_devdata *dd,
  * @buffer: data to write
  * @len: number of bytes to write
  */
-int ipath_eeprom_internal_write(struct ipath_devdata *dd, u8 eeprom_offset,
-				const void *buffer, int len)
+static int ipath_eeprom_internal_write(struct ipath_devdata *dd, u8 eeprom_offset,
+				       const void *buffer, int len)
 {
 	u8 single_byte;
 	int sub_len;

drivers/infiniband/hw/ipath/ipath_intr.c

@@ -70,7 +70,7 @@ static void ipath_clrpiobuf(struct ipath_devdata *dd, u32 pnum)
  * If rewrite is true, and bits are set in the sendbufferror registers,
  * we'll write to the buffer, for error recovery on parity errors.
  */
-void ipath_disarm_senderrbufs(struct ipath_devdata *dd, int rewrite)
+static void ipath_disarm_senderrbufs(struct ipath_devdata *dd, int rewrite)
 {
 	u32 piobcnt;
 	unsigned long sbuf[4];

drivers/infiniband/hw/ipath/ipath_kernel.h

@@ -776,7 +776,6 @@ void ipath_get_eeprom_info(struct ipath_devdata *);
 int ipath_update_eeprom_log(struct ipath_devdata *dd);
 void ipath_inc_eeprom_err(struct ipath_devdata *dd, u32 eidx, u32 incr);
 u64 ipath_snap_cntr(struct ipath_devdata *, ipath_creg);
-void ipath_disarm_senderrbufs(struct ipath_devdata *, int);
 
 /*
  * Set LED override, only the two LSBs have "public" meaning, but

drivers/infiniband/hw/ipath/ipath_ruc.c

@@ -507,7 +507,7 @@ static int want_buffer(struct ipath_devdata *dd)
  *
  * Called when we run out of PIO buffers.
  */
-void ipath_no_bufs_available(struct ipath_qp *qp, struct ipath_ibdev *dev)
+static void ipath_no_bufs_available(struct ipath_qp *qp, struct ipath_ibdev *dev)
 {
 	unsigned long flags;
 

drivers/infiniband/hw/ipath/ipath_verbs.c

@@ -488,7 +488,7 @@ bail:;
  * This is called from ipath_do_rcv_timer() at interrupt level to check for
  * QPs which need retransmits and to collect performance numbers.
  */
-void ipath_ib_timer(struct ipath_ibdev *dev)
+static void ipath_ib_timer(struct ipath_ibdev *dev)
 {
 	struct ipath_qp *resend = NULL;
 	struct list_head *last;

drivers/infiniband/hw/ipath/ipath_verbs.h

@@ -782,8 +782,6 @@ void ipath_update_mmap_info(struct ipath_ibdev *dev,
 
 int ipath_mmap(struct ib_ucontext *context, struct vm_area_struct *vma);
 
-void ipath_no_bufs_available(struct ipath_qp *qp, struct ipath_ibdev *dev);
-
 void ipath_insert_rnr_queue(struct ipath_qp *qp);
 
 int ipath_get_rwqe(struct ipath_qp *qp, int wr_id_only);
@@ -807,8 +805,6 @@ void ipath_ib_rcv(struct ipath_ibdev *, void *, void *, u32);
 
 int ipath_ib_piobufavail(struct ipath_ibdev *);
 
-void ipath_ib_timer(struct ipath_ibdev *);
-
 unsigned ipath_get_npkeys(struct ipath_devdata *);
 
 u32 ipath_get_cr_errpkey(struct ipath_devdata *);