staging/rdma/hfi1: Remove multiple blank lines

Remove multiple blank lines to fix checkpatch check:
CHECK: Please don't use multiple blank lines
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Jubin John <jubin.john@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/staging/rdma/hfi1/chip.c

@@ -986,7 +986,6 @@ static struct flag_table dc8051_info_host_msg_flags[] = {
 	FLAG_ENTRY0("Link going down", 0x0100),
 };
 
-
 static u32 encoded_size(u32 size);
 static u32 chip_to_opa_lstate(struct hfi1_devdata *dd, u32 chip_lstate);
 static int set_physical_link_state(struct hfi1_devdata *dd, u64 state);
@@ -1285,7 +1284,6 @@ static inline u64 read_write_csr(const struct hfi1_devdata *dd, u32 csr,
 {
 	u64 ret;
 
-
 	if (mode == CNTR_MODE_R) {
 		ret = read_csr(dd, csr);
 	} else if (mode == CNTR_MODE_W) {
@@ -10748,7 +10746,6 @@ int set_buffer_control(struct hfi1_pportdata *ppd,
 #define valid_vl(idx) ((idx) < TXE_NUM_DATA_VL || (idx) == 15)
 #define NUM_USABLE_VLS 16	/* look at VL15 and less */
 
-
 	/* find the new total credits, do sanity check on unused VLs */
 	for (i = 0; i < OPA_MAX_VLS; i++) {
 		if (valid_vl(i)) {
@@ -11891,7 +11888,6 @@ static int init_cntrs(struct hfi1_devdata *dd)
 	if (!dd->scntrs)
 		goto bail;
 
-
 	/* allocate space for the counter names */
 	dd->cntrnameslen = sz;
 	dd->cntrnames = kmalloc(sz, GFP_KERNEL);
@@ -12060,7 +12056,6 @@ static int init_cntrs(struct hfi1_devdata *dd)
 	return -ENOMEM;
 }
 
-
 static u32 chip_to_opa_lstate(struct hfi1_devdata *dd, u32 chip_lstate)
 {
 	switch (chip_lstate) {
@@ -14282,7 +14277,6 @@ static u16 delay_cycles(struct hfi1_pportdata *ppd, u32 desired_egress_rate,
 	return (u16)delta_cycles;
 }
 
-
 /**
  * create_pbc - build a pbc for transmission
  * @flags: special case flags or-ed in built pbc

drivers/staging/rdma/hfi1/debugfs.c

@@ -102,7 +102,6 @@ do { \
 		pr_warn("create of %s failed\n", name); \
 } while (0)
 
-
 #define DEBUGFS_SEQ_FILE_CREATE(name, parent, data) \
 	DEBUGFS_FILE_CREATE(#name, parent, data, &_##name##_file_ops, S_IRUGO)
 
@@ -127,7 +126,6 @@ static void *_opcode_stats_seq_next(struct seq_file *s, void *v, loff_t *pos)
 	return pos;
 }
 
-
 static void _opcode_stats_seq_stop(struct seq_file *s, void *v)
 __releases(RCU)
 {
@@ -308,7 +306,6 @@ static void *_sdes_seq_next(struct seq_file *s, void *v, loff_t *pos)
 	return pos;
 }
 
-
 static void _sdes_seq_stop(struct seq_file *s, void *v)
 __releases(RCU)
 {

drivers/staging/rdma/hfi1/file_ops.c

@@ -162,7 +162,6 @@ enum mmap_types {
 #define dbg(fmt, ...)				\
 	pr_info(fmt, ##__VA_ARGS__)
 
-
 static inline int is_valid_mmap(u64 token)
 {
 	return (HFI1_MMAP_TOKEN_GET(MAGIC, token) == HFI1_MMAP_MAGIC);
@@ -1589,7 +1588,6 @@ static loff_t ui_lseek(struct file *filp, loff_t offset, int whence)
 	return filp->f_pos;
 }
 
-
 /* NOTE: assumes unsigned long is 8 bytes */
 static ssize_t ui_read(struct file *filp, char __user *buf, size_t count,
 			loff_t *f_pos)

drivers/staging/rdma/hfi1/hfi.h

@@ -878,7 +878,6 @@ struct hfi1_devdata {
 	wait_queue_head_t		  sdma_unfreeze_wq;
 	atomic_t			  sdma_unfreeze_count;
 
-
 	/* hfi1_pportdata, points to array of (physical) port-specific
 	 * data structs, indexed by pidx (0..n-1)
 	 */
@@ -1598,7 +1597,6 @@ static inline struct cc_state *get_cc_state(struct hfi1_pportdata *ppd)
 /* IB dword length mask in PBC (lower 11 bits); same for all chips */
 #define HFI1_PBC_LENGTH_MASK                     ((1 << 11) - 1)
 
-
 /* ctxt_flag bit offsets */
 		/* context has been setup */
 #define HFI1_CTXT_SETUP_DONE 1

drivers/staging/rdma/hfi1/init.c

@@ -1723,7 +1723,6 @@ int hfi1_setup_eagerbufs(struct hfi1_ctxtdata *rcd)
 		  rcd->ctxt, rcd->egrbufs.alloced, rcd->egrbufs.rcvtid_size,
 		  rcd->egrbufs.size);
 
-
 	/*
 	 * Set the contexts rcv array head update threshold to the closest
 	 * power of 2 (so we can use a mask instead of modulo) below half

drivers/staging/rdma/hfi1/intr.c

@@ -179,7 +179,6 @@ void handle_linkup_change(struct hfi1_devdata *dd, u32 linkup)
 		signal_ib_event(ppd, ev);
 	}
 
-
 }
 
 /*

drivers/staging/rdma/hfi1/mad.c

@@ -2310,7 +2310,6 @@ static void a0_portstatus(struct hfi1_pportdata *ppd,
 	}
 }
 
-
 static int pma_get_opa_portstatus(struct opa_pma_mad *pmp,
 			struct ib_device *ibdev, u8 port, u32 *resp_len)
 {

drivers/staging/rdma/hfi1/mad.h

@@ -235,7 +235,6 @@ struct ib_pma_portcounters_cong {
 #define IB_CC_SVCTYPE_RD 0x2
 #define IB_CC_SVCTYPE_UD 0x3
 
-
 /*
  * There should be an equivalent IB #define for the following, but
  * I cannot find it.

drivers/staging/rdma/hfi1/pcie.c

@@ -447,7 +447,6 @@ void restore_pci_variables(struct hfi1_devdata *dd)
 	pci_write_config_dword(dd->pcidev, PCIE_CFG_TPH2, dd->pci_tph2);
 }
 
-
 /*
  * BIOS may not set PCIe bus-utilization parameters for best performance.
  * Check and optionally adjust them to maximize our throughput.

drivers/staging/rdma/hfi1/pio.c

@@ -852,7 +852,6 @@ struct send_context *sc_alloc(struct hfi1_devdata *dd, int type,
 		  sc->credit_ctrl,
 		  thresh);
 
-
 	return sc;
 }
 

drivers/staging/rdma/hfi1/pio.h

@@ -50,7 +50,6 @@
  *
  */
 
-
 /* send context types */
 #define SC_KERNEL 0
 #define SC_ACK    1
@@ -318,7 +317,6 @@ void pio_kernel_unfreeze(struct hfi1_devdata *dd);
 void __cm_reset(struct hfi1_devdata *dd, u64 sendctrl);
 void pio_send_control(struct hfi1_devdata *dd, int op);
 
-
 /* PIO copy routines */
 void pio_copy(struct hfi1_devdata *dd, struct pio_buf *pbuf, u64 pbc,
 	      const void *from, size_t count);

drivers/staging/rdma/hfi1/sdma.c

@@ -609,7 +609,6 @@ static void sdma_sw_clean_up_task(unsigned long opaque)
 	 *   descq are ours to play with.
 	 */
 
-
 	/*
 	 * In the error clean up sequence, software clean must be called
 	 * before the hardware clean so we can use the hardware head in
@@ -1690,7 +1689,6 @@ static void set_sdma_integrity(struct sdma_engine *sde)
 	write_sde_csr(sde, SD(CHECK_ENABLE), reg);
 }
 
-
 static void init_sdma_regs(
 	struct sdma_engine *sde,
 	u32 credits,

drivers/staging/rdma/hfi1/sdma.h

@@ -65,7 +65,6 @@
 /* Hardware limit for SDMA packet size */
 #define MAX_SDMA_PKT_SIZE ((16 * 1024) - 1)
 
-
 #define SDMA_TXREQ_S_OK        0
 #define SDMA_TXREQ_S_SENDERROR 1
 #define SDMA_TXREQ_S_ABORTED   2
@@ -418,7 +417,6 @@ struct sdma_engine {
 	struct list_head flushlist;
 };
 
-
 int sdma_init(struct hfi1_devdata *dd, u8 port);
 void sdma_start(struct hfi1_devdata *dd);
 void sdma_exit(struct hfi1_devdata *dd);
@@ -464,7 +462,6 @@ static inline int __sdma_running(struct sdma_engine *engine)
 	return engine->state.current_state == sdma_state_s99_running;
 }
 
-
 /**
  * sdma_running() - state suitability test
  * @engine: sdma engine
@@ -494,7 +491,6 @@ void _sdma_txreq_ahgadd(
 	u32 *ahg,
 	u8 ahg_hlen);
 
-
 /**
  * sdma_txinit_ahg() - initialize an sdma_txreq struct with AHG
  * @tx: tx request to initialize

drivers/staging/rdma/hfi1/sysfs.c

@@ -53,7 +53,6 @@
 #include "mad.h"
 #include "trace.h"
 
-
 /*
  * Start of per-port congestion control structures and support code
  */
@@ -254,7 +253,6 @@ HFI1_SC2VL_ATTR(29);
 HFI1_SC2VL_ATTR(30);
 HFI1_SC2VL_ATTR(31);
 
-
 static struct attribute *sc2vl_default_attributes[] = {
 	&hfi1_sc2vl_attr_0.attr,
 	&hfi1_sc2vl_attr_1.attr,
@@ -360,7 +358,6 @@ HFI1_SL2SC_ATTR(29);
 HFI1_SL2SC_ATTR(30);
 HFI1_SL2SC_ATTR(31);
 
-
 static struct attribute *sl2sc_default_attributes[] = {
 	&hfi1_sl2sc_attr_0.attr,
 	&hfi1_sl2sc_attr_1.attr,
@@ -493,7 +490,6 @@ static struct kobj_type hfi1_vl2mtu_ktype = {
 	.default_attrs = vl2mtu_default_attributes
 };
 
-
 /* end of per-port file structures and support code */
 
 /*
@@ -535,7 +531,6 @@ static ssize_t show_boardversion(struct device *device,
 	return scnprintf(buf, PAGE_SIZE, "%s", dd->boardversion);
 }
 
-
 static ssize_t show_nctxts(struct device *device,
 			   struct device_attribute *attr, char *buf)
 {
@@ -702,7 +697,6 @@ int hfi1_create_port_files(struct ib_device *ibdev, u8 port_num,
 	}
 	kobject_uevent(&ppd->vl2mtu_kobj, KOBJ_ADD);
 
-
 	ret = kobject_init_and_add(&ppd->pport_cc_kobj, &port_cc_ktype,
 				   kobj, "CCMgtA");
 	if (ret) {

drivers/staging/rdma/hfi1/trace.h

@@ -380,7 +380,6 @@ const char *parse_sdma_flags(
 
 #define __parse_sdma_flags(desc0, desc1) parse_sdma_flags(p, desc0, desc1)
 
-
 #define lrh_name(lrh) { HFI1_##lrh, #lrh }
 #define show_lnh(lrh)                    \
 __print_symbolic(lrh,                    \
@@ -427,7 +426,6 @@ __print_symbolic(opcode,                                   \
 	ib_opcode_name(UD_SEND_ONLY_WITH_IMMEDIATE),       \
 	ib_opcode_name(CNP))
 
-
 #define LRH_PRN "vl %d lver %d sl %d lnh %d,%s dlid %.4x len %d slid %.4x"
 #define BTH_PRN \
 	"op 0x%.2x,%s se %d m %d pad %d tver %d pkey 0x%.4x " \
@@ -563,7 +561,6 @@ DEFINE_EVENT(hfi1_ibhdr_template, output_ibhdr,
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM hfi1_snoop
 
-
 TRACE_EVENT(snoop_capture,
 	TP_PROTO(struct hfi1_devdata *dd,
 		 int hdr_len,
@@ -760,7 +757,6 @@ DECLARE_EVENT_CLASS(hfi1_bct_template,
 	)
 );
 
-
 DEFINE_EVENT(hfi1_bct_template, bct_set,
 	     TP_PROTO(struct hfi1_devdata *dd, struct buffer_control *bc),
 	     TP_ARGS(dd, bc));

drivers/staging/rdma/hfi1/twsi.h

@@ -65,5 +65,4 @@ int hfi1_twsi_blk_rd(struct hfi1_devdata *dd, u32 target, int dev, int addr,
 int hfi1_twsi_blk_wr(struct hfi1_devdata *dd, u32 target, int dev, int addr,
 		     const void *buffer, int len);
 
-
 #endif /* _TWSI_H */

drivers/staging/rdma/hfi1/ud.c

@@ -647,7 +647,6 @@ static int opa_smp_check(struct hfi1_ibport *ibp, u16 pkey, u8 sc5,
 	return 0;
 }
 
-
 /**
  * hfi1_ud_rcv - receive an incoming UD packet
  * @ibp: the port the packet came in on

drivers/staging/rdma/hfi1/verbs.c

@@ -376,7 +376,6 @@ static inline int qp_ok(int opcode, struct hfi1_packet *packet)
 	return 0;
 }
 
-
 /**
  * hfi1_ib_rcv - process an incoming packet
  * @packet: data packet information
@@ -965,7 +964,6 @@ static inline int egress_pkey_check(struct hfi1_pportdata *ppd,
 	if ((sc5 == 0xf) && ((pkey & PKEY_LOW_15_MASK) != PKEY_LOW_15_MASK))
 		goto bad;
 
-
 	/* Is the pkey = 0x0, or 0x8000? */
 	if ((pkey & PKEY_LOW_15_MASK) == 0)
 		goto bad;