* Flush write combining store buffers (if present) and perform a write
* barrier.
*/
+static inline void qib_flush_wc(void)
+{
#if defined(CONFIG_X86_64)
-#define qib_flush_wc() asm volatile("sfence" : : : "memory")
+ asm volatile("sfence" : : : "memory");
#else
-#define qib_flush_wc() wmb() /* no reorder around wc flush */
+ wmb(); /* no reorder around wc flush */
#endif
+}
/* global module parameter variables */
extern unsigned qib_ibmtu;
/* shared memory page for send buffer disarm status */
__u64 spi_sendbuf_status;
-} __attribute__ ((aligned(8)));
+} __aligned(8);
/*
* This version number is given to the driver by the user code during
*/
__u64 spu_base_info;
-} __attribute__ ((aligned(8)));
+} __aligned(8);
/* User commands. */
DEBUGFS_FILE_CREATE(opcode_stats);
DEBUGFS_FILE_CREATE(ctx_stats);
DEBUGFS_FILE_CREATE(qp_stats);
- return;
}
void qib_dbg_ibdev_exit(struct qib_ibdev *ibd)
if (len > sizeof(ifp->if_serial))
len = sizeof(ifp->if_serial);
memcpy(snp, ifp->if_serial, len);
- } else
- memcpy(dd->serial, ifp->if_serial,
- sizeof(ifp->if_serial));
+ } else {
+ memcpy(dd->serial, ifp->if_serial, sizeof(ifp->if_serial));
+ }
if (!strstr(ifp->if_comment, "Tested successfully"))
qib_dev_err(dd,
"Board SN %s did not pass functional test: %s\n",
* unless perhaps the user has mpin'ed the pages
* themselves.
*/
- qib_devinfo(dd->pcidev,
- "Failed to lock addr %p, %u pages: "
- "errno %d\n", (void *) vaddr, cnt, -ret);
+ qib_devinfo(
+ dd->pcidev,
+ "Failed to lock addr %p, %u pages: errno %d\n",
+ (void *) vaddr, cnt, -ret);
goto done;
}
for (i = 0; i < cnt; i++, vaddr += PAGE_SIZE) {
/* rcvegrbufs are read-only on the slave */
if (vma->vm_flags & VM_WRITE) {
qib_devinfo(dd->pcidev,
- "Can't map eager buffers as "
- "writable (flags=%lx)\n", vma->vm_flags);
+ "Can't map eager buffers as writable (flags=%lx)\n",
+ vma->vm_flags);
ret = -EPERM;
goto bail;
}
if (!qib_compatible_subctxts(uinfo->spu_userversion >> 16,
uinfo->spu_userversion & 0xffff)) {
qib_devinfo(dd->pcidev,
- "Mismatched user version (%d.%d) and driver "
- "version (%d.%d) while context sharing. Ensure "
- "that driver and library are from the same "
- "release.\n",
+ "Mismatched user version (%d.%d) and driver version (%d.%d) while context sharing. Ensure that driver and library are from the same release.\n",
(int) (uinfo->spu_userversion >> 16),
(int) (uinfo->spu_userversion & 0xffff),
QIB_USER_SWMAJOR, QIB_USER_SWMINOR);
static ushort qib_long_atten = 10; /* 10 dB ~= 5m length */
module_param_named(long_attenuation, qib_long_atten, ushort, S_IRUGO);
-MODULE_PARM_DESC(long_attenuation, \
+MODULE_PARM_DESC(long_attenuation,
"attenuation cutoff (dB) for long copper cable setup");
static ushort qib_singleport;
static int setup_txselect(const char *, struct kernel_param *);
module_param_call(txselect, setup_txselect, param_get_string,
&kp_txselect, S_IWUSR | S_IRUGO);
-MODULE_PARM_DESC(txselect, \
+MODULE_PARM_DESC(txselect,
"Tx serdes indices (for no QSFP or invalid QSFP data)");
#define BOARD_QME7342 5
ppd->vls_supported = IB_VL_VL0_7;
else {
qib_devinfo(dd->pcidev,
- "Invalid num_vls %u for MTU %d "
- ", using 4 VLs\n",
+ "Invalid num_vls %u for MTU %d , using 4 VLs\n",
qib_num_cfg_vls, mtu);
ppd->vls_supported = IB_VL_VL0_3;
qib_num_cfg_vls = 4;
* Allocate full ctxtcnt array, rather than just cfgctxts, because
* cleanup iterates across all possible ctxts.
*/
- dd->rcd = kzalloc(sizeof(*dd->rcd) * dd->ctxtcnt, GFP_KERNEL);
+ dd->rcd = kcalloc(dd->ctxtcnt, sizeof(*dd->rcd), GFP_KERNEL);
if (!dd->rcd) {
qib_dev_err(dd,
"Unable to allocate ctxtdata array, failing\n");
addr = vmalloc(cnt);
if (!addr) {
qib_devinfo(dd->pcidev,
- "Couldn't get memory for checking PIO perf,"
- " skipping\n");
+ "Couldn't get memory for checking PIO perf, skipping\n");
goto done;
}
if (!list_empty(&dd->list))
list_del_init(&dd->list);
ib_dealloc_device(&dd->verbs_dev.ibdev);
- return ERR_PTR(ret);;
+ return ERR_PTR(ret);
}
/*
ppd->lastibcstat = ibcs;
if (ev)
signal_ib_event(ppd, ev);
- return;
}
void qib_clear_symerror_on_linkup(unsigned long opaque)
/* We can't pass qib_msix_entry array to qib_msix_setup
* so use a dummy msix_entry array and copy the allocated
* irq back to the qib_msix_entry array. */
- msix_entry = kmalloc(nvec * sizeof(*msix_entry), GFP_KERNEL);
+ msix_entry = kcalloc(nvec, sizeof(*msix_entry), GFP_KERNEL);
if (!msix_entry)
goto do_intx;
kfree(msix_entry);
do_intx:
- qib_dev_err(dd, "pci_enable_msix_range %d vectors failed: %d, "
- "falling back to INTx\n", nvec, ret);
+ qib_dev_err(
+ dd,
+ "pci_enable_msix_range %d vectors failed: %d, falling back to INTx\n",
+ nvec, ret);
*msixcnt = 0;
qib_enable_intx(dd->pcidev);
}
* Module could take up to 2 Msec to respond to MOD_SEL, and there
* is no way to tell if it is ready, so we must wait.
*/
- msleep(2);
+ msleep(20);
/* Make sure TWSI bus is in sane state. */
ret = qib_twsi_reset(dd);
else if (pass)
qib_dev_porterr(dd, ppd->port, "QSFP retries: %d\n", pass);
- msleep(2);
+ msleep(20);
bail:
mutex_unlock(&dd->eep_lock);
* Module could take up to 2 Msec to respond to MOD_SEL,
* and there is no way to tell if it is ready, so we must wait.
*/
- msleep(2);
+ msleep(20);
/* Make sure TWSI bus is in sane state. */
ret = qib_twsi_reset(dd);
* going away, and there is no way to tell if it is ready.
* so we must wait.
*/
- msleep(2);
+ msleep(20);
bail:
mutex_unlock(&dd->eep_lock);
udelay(20); /* Generous RST dwell */
dd->f_gpio_mod(dd, mask, mask, mask);
- return;
}
void qib_qsfp_deinit(struct qib_qsfp_data *qd)
struct qib_pportdata *ppd = ppd_from_ibp(ibp);
return ppd->guid;
- } else
- return ibp->guids[index - 1];
+ }
+ return ibp->guids[index - 1];
}
static int gid_ok(union ib_gid *gid, __be64 gid_prefix, __be64 id)
* IRQ not set up at this point in init, so we poll.
*/
#define IB_SERDES_TRIM_DONE (1ULL << 11)
-#define TRIM_TMO (30)
+#define TRIM_TMO (15)
static int qib_sd_trimdone_poll(struct qib_devdata *dd)
{
ret = 1;
break;
}
- msleep(10);
+ msleep(20);
}
if (trim_tmo >= TRIM_TMO) {
qib_dev_err(dd, "No TRIMDONE in %d tries\n", trim_tmo);
/* expected size of headers (for dma_pool) */
#define QIB_USER_SDMA_EXP_HEADER_LENGTH 64
/* attempt to drain the queue for 5secs */
-#define QIB_USER_SDMA_DRAIN_TIMEOUT 500
+#define QIB_USER_SDMA_DRAIN_TIMEOUT 250
/*
* track how many times a process open this driver.
qib_user_sdma_hwqueue_clean(ppd);
qib_user_sdma_queue_clean(ppd, pq);
mutex_unlock(&pq->lock);
- msleep(10);
+ msleep(20);
}
if (pq->num_pending || pq->num_sending) {
if (nfree && !list_empty(pktlist))
goto retry;
-
- return;
}
/* pq->lock must be held, get packets on the wire... */
dev->qp_table_size = ib_qib_qp_table_size;
get_random_bytes(&dev->qp_rnd, sizeof(dev->qp_rnd));
- dev->qp_table = kmalloc(dev->qp_table_size * sizeof(*dev->qp_table),
+ dev->qp_table = kmalloc_array(
+ dev->qp_table_size,
+ sizeof(*dev->qp_table),
GFP_KERNEL);
if (!dev->qp_table) {
ret = -ENOMEM;
}
for (bits = 0; !(piolen & (1ULL << bits)); bits++)
- /* do nothing */ ;
+ ; /* do nothing */
if (piolen != (1ULL << bits)) {
piolen >>= bits;
git.openpandora.org / pandora-kernel.git / commitdiff