return reply(smp);
}
+static void set_link_width_enabled(struct ipath_devdata *dd, u32 w)
+{
+ (void) dd->ipath_f_set_ib_cfg(dd, IPATH_IB_CFG_LWID_ENB, w);
+}
+
+static void set_link_speed_enabled(struct ipath_devdata *dd, u32 s)
+{
+ (void) dd->ipath_f_set_ib_cfg(dd, IPATH_IB_CFG_SPD_ENB, s);
+}
static int get_overrunthreshold(struct ipath_devdata *dd)
{
struct ib_device *ibdev, u8 port)
{
struct ipath_ibdev *dev;
+ struct ipath_devdata *dd;
struct ib_port_info *pip = (struct ib_port_info *)smp->data;
u16 lid;
u8 ibcstat;
}
dev = to_idev(ibdev);
+ dd = dev->dd;
/* Clear all fields. Only set the non-zero fields. */
memset(smp->data, 0, sizeof(smp->data));
/* Only return the mkey if the protection field allows it. */
if (smp->method == IB_MGMT_METHOD_SET || dev->mkey == smp->mkey ||
- (dev->mkeyprot_resv_lmc >> 6) == 0)
+ dev->mkeyprot == 0)
pip->mkey = dev->mkey;
pip->gid_prefix = dev->gid_prefix;
- lid = dev->dd->ipath_lid;
+ lid = dd->ipath_lid;
pip->lid = lid ? cpu_to_be16(lid) : IB_LID_PERMISSIVE;
pip->sm_lid = cpu_to_be16(dev->sm_lid);
pip->cap_mask = cpu_to_be32(dev->port_cap_flags);
/* pip->diag_code; */
pip->mkey_lease_period = cpu_to_be16(dev->mkey_lease_period);
pip->local_port_num = port;
- pip->link_width_enabled = dev->link_width_enabled;
- pip->link_width_supported = 3; /* 1x or 4x */
- pip->link_width_active = 2; /* 4x */
- pip->linkspeed_portstate = 0x10; /* 2.5Gbps */
- ibcstat = dev->dd->ipath_lastibcstat;
- pip->linkspeed_portstate |= ((ibcstat >> 4) & 0x3) + 1;
+ pip->link_width_enabled = dd->ipath_link_width_enabled;
+ pip->link_width_supported = dd->ipath_link_width_supported;
+ pip->link_width_active = dd->ipath_link_width_active;
+ pip->linkspeed_portstate = dd->ipath_link_speed_supported << 4;
+ ibcstat = dd->ipath_lastibcstat;
+ /* map LinkState to IB portinfo values. */
+ pip->linkspeed_portstate |= ipath_ib_linkstate(dd, ibcstat) + 1;
+
pip->portphysstate_linkdown =
- (ipath_cvt_physportstate[ibcstat & 0xf] << 4) |
- (get_linkdowndefaultstate(dev->dd) ? 1 : 2);
- pip->mkeyprot_resv_lmc = dev->mkeyprot_resv_lmc;
- pip->linkspeedactive_enabled = 0x11; /* 2.5Gbps, 2.5Gbps */
- switch (dev->dd->ipath_ibmtu) {
+ (ipath_cvt_physportstate[ibcstat & dd->ibcs_lts_mask] << 4) |
+ (get_linkdowndefaultstate(dd) ? 1 : 2);
+ pip->mkeyprot_resv_lmc = (dev->mkeyprot << 6) | dd->ipath_lmc;
+ pip->linkspeedactive_enabled = (dd->ipath_link_speed_active << 4) |
+ dd->ipath_link_speed_enabled;
+ switch (dd->ipath_ibmtu) {
case 4096:
mtu = IB_MTU_4096;
break;
/* pip->vl_arb_high_cap; // only one VL */
/* pip->vl_arb_low_cap; // only one VL */
/* InitTypeReply = 0 */
- /*
- * Note: the chips support a maximum MTU of 4096, but the driver
- * hasn't implemented this feature yet, so set the maximum value
- * to 2048.
- */
- pip->inittypereply_mtucap = IB_MTU_2048;
- // HCAs ignore VLStallCount and HOQLife
+ /* our mtu cap depends on whether 4K MTU enabled or not */
+ pip->inittypereply_mtucap = ipath_mtu4096 ? IB_MTU_4096 : IB_MTU_2048;
+ /* HCAs ignore VLStallCount and HOQLife */
/* pip->vlstallcnt_hoqlife; */
pip->operationalvl_pei_peo_fpi_fpo = 0x10; /* OVLs = 1 */
pip->mkey_violations = cpu_to_be16(dev->mkey_violations);
/* P_KeyViolations are counted by hardware. */
pip->pkey_violations =
- cpu_to_be16((ipath_get_cr_errpkey(dev->dd) -
+ cpu_to_be16((ipath_get_cr_errpkey(dd) -
dev->z_pkey_violations) & 0xFFFF);
pip->qkey_violations = cpu_to_be16(dev->qkey_violations);
/* Only the hardware GUID is supported for now */
/* 32.768 usec. response time (guessing) */
pip->resv_resptimevalue = 3;
pip->localphyerrors_overrunerrors =
- (get_phyerrthreshold(dev->dd) << 4) |
- get_overrunthreshold(dev->dd);
+ (get_phyerrthreshold(dd) << 4) |
+ get_overrunthreshold(dd);
/* pip->max_credit_hint; */
- /* pip->link_roundtrip_latency[3]; */
+ if (dev->port_cap_flags & IB_PORT_LINK_LATENCY_SUP) {
+ u32 v;
+
+ v = dd->ipath_f_get_ib_cfg(dd, IPATH_IB_CFG_LINKLATENCY);
+ pip->link_roundtrip_latency[0] = v >> 16;
+ pip->link_roundtrip_latency[1] = v >> 8;
+ pip->link_roundtrip_latency[2] = v;
+ }
ret = reply(smp);
struct ib_port_info *pip = (struct ib_port_info *)smp->data;
struct ib_event event;
struct ipath_ibdev *dev;
- u32 flags;
+ struct ipath_devdata *dd;
char clientrereg = 0;
u16 lid, smlid;
u8 lwe;
goto err;
dev = to_idev(ibdev);
+ dd = dev->dd;
event.device = ibdev;
event.element.port_num = port;
dev->mkey_lease_period = be16_to_cpu(pip->mkey_lease_period);
lid = be16_to_cpu(pip->lid);
- if (lid != dev->dd->ipath_lid) {
+ if (dd->ipath_lid != lid ||
+ dd->ipath_lmc != (pip->mkeyprot_resv_lmc & 7)) {
/* Must be a valid unicast LID address. */
if (lid == 0 || lid >= IPATH_MULTICAST_LID_BASE)
goto err;
- ipath_set_lid(dev->dd, lid, pip->mkeyprot_resv_lmc & 7);
+ ipath_set_lid(dd, lid, pip->mkeyprot_resv_lmc & 7);
event.event = IB_EVENT_LID_CHANGE;
ib_dispatch_event(&event);
}
ib_dispatch_event(&event);
}
- /* Only 4x supported but allow 1x or 4x to be set (see 14.2.6.6). */
+ /* Allow 1x or 4x to be set (see 14.2.6.6). */
lwe = pip->link_width_enabled;
- if ((lwe >= 4 && lwe <= 8) || (lwe >= 0xC && lwe <= 0xFE))
- goto err;
- if (lwe == 0xFF)
- dev->link_width_enabled = 3; /* 1x or 4x */
- else if (lwe)
- dev->link_width_enabled = lwe;
+ if (lwe) {
+ if (lwe == 0xFF)
+ lwe = dd->ipath_link_width_supported;
+ else if (lwe >= 16 || (lwe & ~dd->ipath_link_width_supported))
+ goto err;
+ set_link_width_enabled(dd, lwe);
+ }
- /* Only 2.5 Gbs supported. */
+ /* Allow 2.5 or 5.0 Gbs. */
lse = pip->linkspeedactive_enabled & 0xF;
- if (lse >= 2 && lse <= 0xE)
- goto err;
+ if (lse) {
+ if (lse == 15)
+ lse = dd->ipath_link_speed_supported;
+ else if (lse >= 8 || (lse & ~dd->ipath_link_speed_supported))
+ goto err;
+ set_link_speed_enabled(dd, lse);
+ }
/* Set link down default state. */
switch (pip->portphysstate_linkdown & 0xF) {
case 0: /* NOP */
break;
case 1: /* SLEEP */
- if (set_linkdowndefaultstate(dev->dd, 1))
+ if (set_linkdowndefaultstate(dd, 1))
goto err;
break;
case 2: /* POLL */
- if (set_linkdowndefaultstate(dev->dd, 0))
+ if (set_linkdowndefaultstate(dd, 0))
goto err;
break;
default:
goto err;
}
- dev->mkeyprot_resv_lmc = pip->mkeyprot_resv_lmc;
+ dev->mkeyprot = pip->mkeyprot_resv_lmc >> 6;
dev->vl_high_limit = pip->vl_high_limit;
switch ((pip->neighbormtu_mastersmsl >> 4) & 0xF) {
mtu = 2048;
break;
case IB_MTU_4096:
+ if (!ipath_mtu4096)
+ goto err;
mtu = 4096;
break;
default:
/* XXX We have already partially updated our state! */
goto err;
}
- ipath_set_mtu(dev->dd, mtu);
+ ipath_set_mtu(dd, mtu);
dev->sm_sl = pip->neighbormtu_mastersmsl & 0xF;
* later.
*/
if (pip->pkey_violations == 0)
- dev->z_pkey_violations = ipath_get_cr_errpkey(dev->dd);
+ dev->z_pkey_violations = ipath_get_cr_errpkey(dd);
if (pip->qkey_violations == 0)
dev->qkey_violations = 0;
ore = pip->localphyerrors_overrunerrors;
- if (set_phyerrthreshold(dev->dd, (ore >> 4) & 0xF))
+ if (set_phyerrthreshold(dd, (ore >> 4) & 0xF))
goto err;
- if (set_overrunthreshold(dev->dd, (ore & 0xF)))
+ if (set_overrunthreshold(dd, (ore & 0xF)))
goto err;
dev->subnet_timeout = pip->clientrereg_resv_subnetto & 0x1F;
* is down or is being set to down.
*/
state = pip->linkspeed_portstate & 0xF;
- flags = dev->dd->ipath_flags;
lstate = (pip->portphysstate_linkdown >> 4) & 0xF;
if (lstate && !(state == IB_PORT_DOWN || state == IB_PORT_NOP))
goto err;
/* FALLTHROUGH */
case IB_PORT_DOWN:
if (lstate == 0)
- if (get_linkdowndefaultstate(dev->dd))
- lstate = IPATH_IB_LINKDOWN_SLEEP;
- else
- lstate = IPATH_IB_LINKDOWN;
+ lstate = IPATH_IB_LINKDOWN_ONLY;
else if (lstate == 1)
lstate = IPATH_IB_LINKDOWN_SLEEP;
else if (lstate == 2)
lstate = IPATH_IB_LINKDOWN_DISABLE;
else
goto err;
- ipath_set_linkstate(dev->dd, lstate);
- if (flags & IPATH_LINKACTIVE) {
- event.event = IB_EVENT_PORT_ERR;
- ib_dispatch_event(&event);
+ ipath_set_linkstate(dd, lstate);
+ if (lstate == IPATH_IB_LINKDOWN_DISABLE) {
+ ret = IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_CONSUMED;
+ goto done;
}
+ ipath_wait_linkstate(dd, IPATH_LINKINIT | IPATH_LINKARMED |
+ IPATH_LINKACTIVE, 1000);
break;
case IB_PORT_ARMED:
- if (!(flags & (IPATH_LINKINIT | IPATH_LINKACTIVE)))
- break;
- ipath_set_linkstate(dev->dd, IPATH_IB_LINKARM);
- if (flags & IPATH_LINKACTIVE) {
- event.event = IB_EVENT_PORT_ERR;
- ib_dispatch_event(&event);
- }
+ ipath_set_linkstate(dd, IPATH_IB_LINKARM);
break;
case IB_PORT_ACTIVE:
- if (!(flags & IPATH_LINKARMED))
- break;
- ipath_set_linkstate(dev->dd, IPATH_IB_LINKACTIVE);
- event.event = IB_EVENT_PORT_ACTIVE;
- ib_dispatch_event(&event);
+ ipath_set_linkstate(dd, IPATH_IB_LINKACTIVE);
break;
default:
/* XXX We have already partially updated our state! */
struct ib_pma_portsamplescontrol *p =
(struct ib_pma_portsamplescontrol *)pmp->data;
struct ipath_ibdev *dev = to_idev(ibdev);
+ struct ipath_cregs const *crp = dev->dd->ipath_cregs;
unsigned long flags;
u8 port_select = p->port_select;
* nsec. 0 == 4 nsec., 1 == 8 nsec., ..., 255 == 1020 nsec. Sample
* intervals are counted in ticks. Since we use Linux timers, that
* count in jiffies, we can't sample for less than 1000 ticks if HZ
- * == 1000 (4000 ticks if HZ is 250).
+ * == 1000 (4000 ticks if HZ is 250). link_speed_active returns 2 for
+ * DDR, 1 for SDR, set the tick to 1 for DDR, 0 for SDR on chips that
+ * have hardware support for delaying packets.
*/
- /* XXX This is WRONG. */
- p->tick = 250; /* 1 usec. */
+ if (crp->cr_psstat)
+ p->tick = dev->dd->ipath_link_speed_active - 1;
+ else
+ p->tick = 250; /* 1 usec. */
p->counter_width = 4; /* 32 bit counters */
p->counter_mask0_9 = COUNTER_MASK0_9;
spin_lock_irqsave(&dev->pending_lock, flags);
- p->sample_status = dev->pma_sample_status;
+ if (crp->cr_psstat)
+ p->sample_status = ipath_read_creg32(dev->dd, crp->cr_psstat);
+ else
+ p->sample_status = dev->pma_sample_status;
p->sample_start = cpu_to_be32(dev->pma_sample_start);
p->sample_interval = cpu_to_be32(dev->pma_sample_interval);
p->tag = cpu_to_be16(dev->pma_tag);
struct ib_pma_portsamplescontrol *p =
(struct ib_pma_portsamplescontrol *)pmp->data;
struct ipath_ibdev *dev = to_idev(ibdev);
+ struct ipath_cregs const *crp = dev->dd->ipath_cregs;
unsigned long flags;
- u32 start;
+ u8 status;
int ret;
if (pmp->attr_mod != 0 ||
goto bail;
}
- start = be32_to_cpu(p->sample_start);
- if (start != 0) {
- spin_lock_irqsave(&dev->pending_lock, flags);
- if (dev->pma_sample_status == IB_PMA_SAMPLE_STATUS_DONE) {
- dev->pma_sample_status =
- IB_PMA_SAMPLE_STATUS_STARTED;
- dev->pma_sample_start = start;
- dev->pma_sample_interval =
- be32_to_cpu(p->sample_interval);
- dev->pma_tag = be16_to_cpu(p->tag);
- if (p->counter_select[0])
- dev->pma_counter_select[0] =
- p->counter_select[0];
- if (p->counter_select[1])
- dev->pma_counter_select[1] =
- p->counter_select[1];
- if (p->counter_select[2])
- dev->pma_counter_select[2] =
- p->counter_select[2];
- if (p->counter_select[3])
- dev->pma_counter_select[3] =
- p->counter_select[3];
- if (p->counter_select[4])
- dev->pma_counter_select[4] =
- p->counter_select[4];
- }
- spin_unlock_irqrestore(&dev->pending_lock, flags);
+ spin_lock_irqsave(&dev->pending_lock, flags);
+ if (crp->cr_psstat)
+ status = ipath_read_creg32(dev->dd, crp->cr_psstat);
+ else
+ status = dev->pma_sample_status;
+ if (status == IB_PMA_SAMPLE_STATUS_DONE) {
+ dev->pma_sample_start = be32_to_cpu(p->sample_start);
+ dev->pma_sample_interval = be32_to_cpu(p->sample_interval);
+ dev->pma_tag = be16_to_cpu(p->tag);
+ dev->pma_counter_select[0] = p->counter_select[0];
+ dev->pma_counter_select[1] = p->counter_select[1];
+ dev->pma_counter_select[2] = p->counter_select[2];
+ dev->pma_counter_select[3] = p->counter_select[3];
+ dev->pma_counter_select[4] = p->counter_select[4];
+ if (crp->cr_psstat) {
+ ipath_write_creg(dev->dd, crp->cr_psinterval,
+ dev->pma_sample_interval);
+ ipath_write_creg(dev->dd, crp->cr_psstart,
+ dev->pma_sample_start);
+ } else
+ dev->pma_sample_status = IB_PMA_SAMPLE_STATUS_STARTED;
}
+ spin_unlock_irqrestore(&dev->pending_lock, flags);
+
ret = recv_pma_get_portsamplescontrol(pmp, ibdev, port);
bail:
return ret;
}
-static u64 get_counter(struct ipath_ibdev *dev, __be16 sel)
+static u64 get_counter(struct ipath_ibdev *dev,
+ struct ipath_cregs const *crp,
+ __be16 sel)
{
u64 ret;
switch (sel) {
case IB_PMA_PORT_XMIT_DATA:
- ret = dev->ipath_sword;
+ ret = (crp->cr_psxmitdatacount) ?
+ ipath_read_creg32(dev->dd, crp->cr_psxmitdatacount) :
+ dev->ipath_sword;
break;
case IB_PMA_PORT_RCV_DATA:
- ret = dev->ipath_rword;
+ ret = (crp->cr_psrcvdatacount) ?
+ ipath_read_creg32(dev->dd, crp->cr_psrcvdatacount) :
+ dev->ipath_rword;
break;
case IB_PMA_PORT_XMIT_PKTS:
- ret = dev->ipath_spkts;
+ ret = (crp->cr_psxmitpktscount) ?
+ ipath_read_creg32(dev->dd, crp->cr_psxmitpktscount) :
+ dev->ipath_spkts;
break;
case IB_PMA_PORT_RCV_PKTS:
- ret = dev->ipath_rpkts;
+ ret = (crp->cr_psrcvpktscount) ?
+ ipath_read_creg32(dev->dd, crp->cr_psrcvpktscount) :
+ dev->ipath_rpkts;
break;
case IB_PMA_PORT_XMIT_WAIT:
- ret = dev->ipath_xmit_wait;
+ ret = (crp->cr_psxmitwaitcount) ?
+ ipath_read_creg32(dev->dd, crp->cr_psxmitwaitcount) :
+ dev->ipath_xmit_wait;
break;
default:
ret = 0;
struct ib_pma_portsamplesresult *p =
(struct ib_pma_portsamplesresult *)pmp->data;
struct ipath_ibdev *dev = to_idev(ibdev);
+ struct ipath_cregs const *crp = dev->dd->ipath_cregs;
+ u8 status;
int i;
memset(pmp->data, 0, sizeof(pmp->data));
p->tag = cpu_to_be16(dev->pma_tag);
- p->sample_status = cpu_to_be16(dev->pma_sample_status);
+ if (crp->cr_psstat)
+ status = ipath_read_creg32(dev->dd, crp->cr_psstat);
+ else
+ status = dev->pma_sample_status;
+ p->sample_status = cpu_to_be16(status);
for (i = 0; i < ARRAY_SIZE(dev->pma_counter_select); i++)
- p->counter[i] = cpu_to_be32(
- get_counter(dev, dev->pma_counter_select[i]));
+ p->counter[i] = (status != IB_PMA_SAMPLE_STATUS_DONE) ? 0 :
+ cpu_to_be32(
+ get_counter(dev, crp, dev->pma_counter_select[i]));
return reply((struct ib_smp *) pmp);
}
struct ib_pma_portsamplesresult_ext *p =
(struct ib_pma_portsamplesresult_ext *)pmp->data;
struct ipath_ibdev *dev = to_idev(ibdev);
+ struct ipath_cregs const *crp = dev->dd->ipath_cregs;
+ u8 status;
int i;
memset(pmp->data, 0, sizeof(pmp->data));
p->tag = cpu_to_be16(dev->pma_tag);
- p->sample_status = cpu_to_be16(dev->pma_sample_status);
+ if (crp->cr_psstat)
+ status = ipath_read_creg32(dev->dd, crp->cr_psstat);
+ else
+ status = dev->pma_sample_status;
+ p->sample_status = cpu_to_be16(status);
/* 64 bits */
p->extended_width = __constant_cpu_to_be32(0x80000000);
for (i = 0; i < ARRAY_SIZE(dev->pma_counter_select); i++)
- p->counter[i] = cpu_to_be64(
- get_counter(dev, dev->pma_counter_select[i]));
+ p->counter[i] = (status != IB_PMA_SAMPLE_STATUS_DONE) ? 0 :
+ cpu_to_be64(
+ get_counter(dev, crp, dev->pma_counter_select[i]));
return reply((struct ib_smp *) pmp);
}
dev->z_local_link_integrity_errors;
cntrs.excessive_buffer_overrun_errors -=
dev->z_excessive_buffer_overrun_errors;
+ cntrs.vl15_dropped -= dev->z_vl15_dropped;
+ cntrs.vl15_dropped += dev->n_vl15_dropped;
memset(pmp->data, 0, sizeof(pmp->data));
cntrs.excessive_buffer_overrun_errors = 0xFUL;
p->lli_ebor_errors = (cntrs.local_link_integrity_errors << 4) |
cntrs.excessive_buffer_overrun_errors;
- if (dev->n_vl15_dropped > 0xFFFFUL)
+ if (cntrs.vl15_dropped > 0xFFFFUL)
p->vl15_dropped = __constant_cpu_to_be16(0xFFFF);
else
- p->vl15_dropped = cpu_to_be16((u16)dev->n_vl15_dropped);
+ p->vl15_dropped = cpu_to_be16((u16)cntrs.vl15_dropped);
if (cntrs.port_xmit_data > 0xFFFFFFFFUL)
p->port_xmit_data = __constant_cpu_to_be32(0xFFFFFFFF);
else
dev->z_excessive_buffer_overrun_errors =
cntrs.excessive_buffer_overrun_errors;
- if (p->counter_select & IB_PMA_SEL_PORT_VL15_DROPPED)
+ if (p->counter_select & IB_PMA_SEL_PORT_VL15_DROPPED) {
dev->n_vl15_dropped = 0;
+ dev->z_vl15_dropped = cntrs.vl15_dropped;
+ }
if (p->counter_select & IB_PMA_SEL_PORT_XMIT_DATA)
dev->z_port_xmit_data = cntrs.port_xmit_data;
if (dev->mkey_lease_timeout && jiffies >= dev->mkey_lease_timeout) {
/* Clear timeout and mkey protection field. */
dev->mkey_lease_timeout = 0;
- dev->mkeyprot_resv_lmc &= 0x3F;
+ dev->mkeyprot = 0;
}
/*
dev->mkey != smp->mkey &&
(smp->method == IB_MGMT_METHOD_SET ||
(smp->method == IB_MGMT_METHOD_GET &&
- (dev->mkeyprot_resv_lmc >> 7) != 0))) {
+ dev->mkeyprot >= 2))) {
if (dev->mkey_violations != 0xFFFF)
++dev->mkey_violations;
if (dev->mkey_lease_timeout ||
* before checking for other consumers.
* Just tell the caller to process it normally.
*/
- ret = IB_MAD_RESULT_FAILURE;
+ ret = IB_MAD_RESULT_SUCCESS;
goto bail;
default:
smp->status |= IB_SMP_UNSUP_METHOD;
* before checking for other consumers.
* Just tell the caller to process it normally.
*/
- ret = IB_MAD_RESULT_FAILURE;
+ ret = IB_MAD_RESULT_SUCCESS;
goto bail;
default:
pmp->status |= IB_SMP_UNSUP_METHOD;
projects / linux-2.6-block.git / blobdiff