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authorMike Marciniszyn <mike.marciniszyn@qlogic.com>2011-11-09 13:36:08 -0500
committerRoland Dreier <roland@purestorage.com>2012-01-03 20:52:12 -0800
commit8482d5d1bc18c17429a89ad37f8b74d5a16de239 (patch)
tree4d2f952d8960b198234d5f7f09efac30d96ff1a2 /drivers/infiniband/hw/qib/qib_iba7322.c
parent865b64be86ed6e3e6137ce6506f31051097bf9cb (diff)
IB/qib: Eliminate 64-bit jiffies use
The qib driver makes use of the the 64-bit jiffies API. Code inspection reveals that that version of the API is not really required. This patch converts to use the "normal" jiffies. Reviewed-by: Ram Vepa <ram.vepa@qlogic.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_iba7322.c')
-rw-r--r--drivers/infiniband/hw/qib/qib_iba7322.c32
1 files changed, 15 insertions, 17 deletions
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
index 1d5895941e1..abd218d429f 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -615,8 +615,8 @@ struct qib_chippport_specific {
u64 ibmalfsnap;
u64 ibcctrl_a; /* krp_ibcctrl_a shadow */
u64 ibcctrl_b; /* krp_ibcctrl_b shadow */
- u64 qdr_dfe_time;
- u64 chase_end;
+ unsigned long qdr_dfe_time;
+ unsigned long chase_end;
u32 autoneg_tries;
u32 recovery_init;
u32 qdr_dfe_on;
@@ -1672,7 +1672,8 @@ static void reenable_chase(unsigned long opaque)
QLOGIC_IB_IBCC_LINKINITCMD_POLL);
}
-static void disable_chase(struct qib_pportdata *ppd, u64 tnow, u8 ibclt)
+static void disable_chase(struct qib_pportdata *ppd, unsigned long tnow,
+ u8 ibclt)
{
ppd->cpspec->chase_end = 0;
@@ -1688,7 +1689,7 @@ static void disable_chase(struct qib_pportdata *ppd, u64 tnow, u8 ibclt)
static void handle_serdes_issues(struct qib_pportdata *ppd, u64 ibcst)
{
u8 ibclt;
- u64 tnow;
+ unsigned long tnow;
ibclt = (u8)SYM_FIELD(ibcst, IBCStatusA_0, LinkTrainingState);
@@ -1703,9 +1704,9 @@ static void handle_serdes_issues(struct qib_pportdata *ppd, u64 ibcst)
case IB_7322_LT_STATE_CFGWAITRMT:
case IB_7322_LT_STATE_TXREVLANES:
case IB_7322_LT_STATE_CFGENH:
- tnow = get_jiffies_64();
+ tnow = jiffies;
if (ppd->cpspec->chase_end &&
- time_after64(tnow, ppd->cpspec->chase_end))
+ time_after(tnow, ppd->cpspec->chase_end))
disable_chase(ppd, tnow, ibclt);
else if (!ppd->cpspec->chase_end)
ppd->cpspec->chase_end = tnow + QIB_CHASE_TIME;
@@ -2714,7 +2715,7 @@ static noinline void unknown_7322_gpio_intr(struct qib_devdata *dd)
pins >>= SYM_LSB(EXTStatus, GPIOIn);
if (!(pins & mask)) {
++handled;
- qd->t_insert = get_jiffies_64();
+ qd->t_insert = jiffies;
queue_work(ib_wq, &qd->work);
}
}
@@ -4794,7 +4795,7 @@ static void qib_get_7322_faststats(unsigned long opaque)
(ppd->lflags & (QIBL_LINKINIT | QIBL_LINKARMED |
QIBL_LINKACTIVE)) &&
ppd->cpspec->qdr_dfe_time &&
- time_after64(get_jiffies_64(), ppd->cpspec->qdr_dfe_time)) {
+ time_is_before_jiffies(ppd->cpspec->qdr_dfe_time)) {
ppd->cpspec->qdr_dfe_on = 0;
qib_write_kreg_port(ppd, krp_static_adapt_dis(2),
@@ -5240,7 +5241,7 @@ static int qib_7322_ib_updown(struct qib_pportdata *ppd, int ibup, u64 ibcs)
/* schedule the qsfp refresh which should turn the link
off */
if (ppd->dd->flags & QIB_HAS_QSFP) {
- qd->t_insert = get_jiffies_64();
+ qd->t_insert = jiffies;
queue_work(ib_wq, &qd->work);
}
spin_lock_irqsave(&ppd->sdma_lock, flags);
@@ -5592,7 +5593,7 @@ static void qsfp_7322_event(struct work_struct *work)
{
struct qib_qsfp_data *qd;
struct qib_pportdata *ppd;
- u64 pwrup;
+ unsigned long pwrup;
unsigned long flags;
int ret;
u32 le2;
@@ -5620,8 +5621,7 @@ static void qsfp_7322_event(struct work_struct *work)
* to insertion.
*/
while (1) {
- u64 now = get_jiffies_64();
- if (time_after64(now, pwrup))
+ if (time_is_before_jiffies(pwrup))
break;
msleep(20);
}
@@ -7506,7 +7506,7 @@ static int serdes_7322_init_old(struct qib_pportdata *ppd)
static int serdes_7322_init_new(struct qib_pportdata *ppd)
{
- u64 tstart;
+ unsigned long tend;
u32 le_val, rxcaldone;
int chan, chan_done = (1 << SERDES_CHANS) - 1;
@@ -7611,10 +7611,8 @@ static int serdes_7322_init_new(struct qib_pportdata *ppd)
msleep(20);
/* Start Calibration */
ibsd_wr_allchans(ppd, 4, (1 << 10), BMASK(10, 10));
- tstart = get_jiffies_64();
- while (chan_done &&
- !time_after64(get_jiffies_64(),
- tstart + msecs_to_jiffies(500))) {
+ tend = jiffies + msecs_to_jiffies(500);
+ while (chan_done && !time_is_before_jiffies(tend)) {
msleep(20);
for (chan = 0; chan < SERDES_CHANS; ++chan) {
rxcaldone = ahb_mod(ppd->dd, IBSD(ppd->hw_pidx),