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authorLinus Torvalds <torvalds@linux-foundation.org>2015-02-21 23:53:21 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-21 23:53:21 +0300
commitb5ccb078c806f4804aaf85bb59faa9b6fedf85a7 (patch)
tree192402fa8c3951037c4079fceff5cb5d5455bf5f /drivers/infiniband/hw/qib/qib_iba6120.c
parent295324556c427d60b41668ab81a43f604533f456 (diff)
parent147d1da951cf067badb7d3585002e1eb46719f83 (diff)
downloadlinux-b5ccb078c806f4804aaf85bb59faa9b6fedf85a7.tar.xz
Merge tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
Pull InfiniBand/RDMA updates from Roland Dreier: - Re-enable on-demand paging changes with stable ABI - Fairly large set of ocrdma HW driver fixes - Some qib HW driver fixes - Other miscellaneous changes * tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (43 commits) IB/qib: Add blank line after declaration IB/qib: Fix checkpatch warnings IB/mlx5: Enable the ODP capability query verb IB/core: Add on demand paging caps to ib_uverbs_ex_query_device IB/core: Add support for extended query device caps RDMA/cxgb4: Don't hang threads forever waiting on WR replies RDMA/ocrdma: Fix off by one in ocrdma_query_gid() RDMA/ocrdma: Use unsigned for bit index RDMA/ocrdma: Help gcc generate better code for ocrdma_srq_toggle_bit RDMA/ocrdma: Update the ocrdma module version string RDMA/ocrdma: set vlan present bit for user AH RDMA/ocrdma: remove reference of ocrdma_dev out of ocrdma_qp structure RDMA/ocrdma: Add support for interrupt moderation RDMA/ocrdma: Honor return value of ocrdma_resolve_dmac RDMA/ocrdma: Allow expansion of the SQ CQEs via buddy CQ expansion of the QP RDMA/ocrdma: Discontinue support of RDMA-READ-WITH-INVALIDATE RDMA/ocrdma: Host crash on destroying device resources RDMA/ocrdma: Report correct state in ibv_query_qp RDMA/ocrdma: Debugfs enhancments for ocrdma driver RDMA/ocrdma: Report correct count of interrupt vectors while registering ocrdma device ...
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_iba6120.c')
-rw-r--r--drivers/infiniband/hw/qib/qib_iba6120.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/qib/qib_iba6120.c b/drivers/infiniband/hw/qib/qib_iba6120.c
index d68266ac7619..0d2ba59af30a 100644
--- a/drivers/infiniband/hw/qib/qib_iba6120.c
+++ b/drivers/infiniband/hw/qib/qib_iba6120.c
@@ -333,6 +333,7 @@ static inline void qib_write_ureg(const struct qib_devdata *dd,
enum qib_ureg regno, u64 value, int ctxt)
{
u64 __iomem *ubase;
+
if (dd->userbase)
ubase = (u64 __iomem *)
((char __iomem *) dd->userbase +
@@ -834,14 +835,14 @@ static void qib_handle_6120_hwerrors(struct qib_devdata *dd, char *msg,
bits = (u32) ((hwerrs >>
QLOGIC_IB_HWE_PCIEMEMPARITYERR_SHIFT) &
QLOGIC_IB_HWE_PCIEMEMPARITYERR_MASK);
- snprintf(bitsmsg, sizeof dd->cspec->bitsmsgbuf,
+ snprintf(bitsmsg, sizeof(dd->cspec->bitsmsgbuf),
"[PCIe Mem Parity Errs %x] ", bits);
strlcat(msg, bitsmsg, msgl);
}
if (hwerrs & _QIB_PLL_FAIL) {
isfatal = 1;
- snprintf(bitsmsg, sizeof dd->cspec->bitsmsgbuf,
+ snprintf(bitsmsg, sizeof(dd->cspec->bitsmsgbuf),
"[PLL failed (%llx), InfiniPath hardware unusable]",
(unsigned long long) hwerrs & _QIB_PLL_FAIL);
strlcat(msg, bitsmsg, msgl);
@@ -1014,7 +1015,7 @@ static void handle_6120_errors(struct qib_devdata *dd, u64 errs)
/* do these first, they are most important */
if (errs & ERR_MASK(HardwareErr))
- qib_handle_6120_hwerrors(dd, msg, sizeof dd->cspec->emsgbuf);
+ qib_handle_6120_hwerrors(dd, msg, sizeof(dd->cspec->emsgbuf));
else
for (log_idx = 0; log_idx < QIB_EEP_LOG_CNT; ++log_idx)
if (errs & dd->eep_st_masks[log_idx].errs_to_log)
@@ -1062,7 +1063,7 @@ static void handle_6120_errors(struct qib_devdata *dd, u64 errs)
*/
mask = ERR_MASK(IBStatusChanged) | ERR_MASK(RcvEgrFullErr) |
ERR_MASK(RcvHdrFullErr) | ERR_MASK(HardwareErr);
- qib_decode_6120_err(dd, msg, sizeof dd->cspec->emsgbuf, errs & ~mask);
+ qib_decode_6120_err(dd, msg, sizeof(dd->cspec->emsgbuf), errs & ~mask);
if (errs & E_SUM_PKTERRS)
qib_stats.sps_rcverrs++;
@@ -1670,6 +1671,7 @@ static irqreturn_t qib_6120intr(int irq, void *data)
}
if (crcs) {
u32 cntr = dd->cspec->lli_counter;
+
cntr += crcs;
if (cntr) {
if (cntr > dd->cspec->lli_thresh) {
@@ -1722,6 +1724,7 @@ static void qib_setup_6120_interrupt(struct qib_devdata *dd)
"irq is 0, BIOS error? Interrupts won't work\n");
else {
int ret;
+
ret = request_irq(dd->cspec->irq, qib_6120intr, 0,
QIB_DRV_NAME, dd);
if (ret)
@@ -2681,8 +2684,6 @@ static void qib_get_6120_faststats(unsigned long opaque)
spin_lock_irqsave(&dd->eep_st_lock, flags);
traffic_wds -= dd->traffic_wds;
dd->traffic_wds += traffic_wds;
- if (traffic_wds >= QIB_TRAFFIC_ACTIVE_THRESHOLD)
- atomic_add(5, &dd->active_time); /* S/B #define */
spin_unlock_irqrestore(&dd->eep_st_lock, flags);
qib_chk_6120_errormask(dd);
@@ -2929,6 +2930,7 @@ bail:
static int qib_6120_set_loopback(struct qib_pportdata *ppd, const char *what)
{
int ret = 0;
+
if (!strncmp(what, "ibc", 3)) {
ppd->dd->cspec->ibcctrl |= SYM_MASK(IBCCtrl, Loopback);
qib_devinfo(ppd->dd->pcidev, "Enabling IB%u:%u IBC loopback\n",
@@ -3170,6 +3172,7 @@ static void get_6120_chip_params(struct qib_devdata *dd)
static void set_6120_baseaddrs(struct qib_devdata *dd)
{
u32 cregbase;
+
cregbase = qib_read_kreg32(dd, kr_counterregbase);
dd->cspec->cregbase = (u64 __iomem *)
((char __iomem *) dd->kregbase + cregbase);