diff options
Diffstat (limited to 'drivers/infiniband/hw/qib')
-rw-r--r-- | drivers/infiniband/hw/qib/qib.h | 3 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_cq.c | 11 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_file_ops.c | 3 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_iba6120.c | 8 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_iba7220.c | 8 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_iba7322.c | 44 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_init.c | 26 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_mad.c | 20 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_verbs.c | 25 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_verbs.h | 11 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_wc_x86_64.c | 32 |
11 files changed, 95 insertions, 96 deletions
diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h index ffd48bfc4923..7df16f74bb45 100644 --- a/drivers/infiniband/hw/qib/qib.h +++ b/drivers/infiniband/hw/qib/qib.h @@ -903,7 +903,7 @@ struct qib_devdata { /* PCI Device ID (here for NodeInfo) */ u16 deviceid; /* for write combining settings */ - unsigned long wc_cookie; + int wc_cookie; unsigned long wc_base; unsigned long wc_len; @@ -1136,7 +1136,6 @@ extern struct qib_devdata *qib_lookup(int unit); extern u32 qib_cpulist_count; extern unsigned long *qib_cpulist; -extern unsigned qib_wc_pat; extern unsigned qib_cc_table_size; int qib_init(struct qib_devdata *, int); int init_chip_wc_pat(struct qib_devdata *dd, u32); diff --git a/drivers/infiniband/hw/qib/qib_cq.c b/drivers/infiniband/hw/qib/qib_cq.c index ab4e11cfab15..2b45d0b02300 100644 --- a/drivers/infiniband/hw/qib/qib_cq.c +++ b/drivers/infiniband/hw/qib/qib_cq.c @@ -203,7 +203,7 @@ static void send_complete(struct kthread_work *work) /** * qib_create_cq - create a completion queue * @ibdev: the device this completion queue is attached to - * @entries: the minimum size of the completion queue + * @attr: creation attributes * @context: unused by the QLogic_IB driver * @udata: user data for libibverbs.so * @@ -212,16 +212,21 @@ static void send_complete(struct kthread_work *work) * * Called by ib_create_cq() in the generic verbs code. */ -struct ib_cq *qib_create_cq(struct ib_device *ibdev, int entries, - int comp_vector, struct ib_ucontext *context, +struct ib_cq *qib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, struct ib_udata *udata) { + int entries = attr->cqe; struct qib_ibdev *dev = to_idev(ibdev); struct qib_cq *cq; struct qib_cq_wc *wc; struct ib_cq *ret; u32 sz; + if (attr->flags) + return ERR_PTR(-EINVAL); + if (entries < 1 || entries > ib_qib_max_cqes) { ret = ERR_PTR(-EINVAL); goto done; diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c index 9ea6c440a00c..725881890c4a 100644 --- a/drivers/infiniband/hw/qib/qib_file_ops.c +++ b/drivers/infiniband/hw/qib/qib_file_ops.c @@ -835,7 +835,8 @@ static int mmap_piobufs(struct vm_area_struct *vma, vma->vm_flags &= ~VM_MAYREAD; vma->vm_flags |= VM_DONTCOPY | VM_DONTEXPAND; - if (qib_wc_pat) + /* We used PAT if wc_cookie == 0 */ + if (!dd->wc_cookie) vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); ret = io_remap_pfn_range(vma, vma->vm_start, phys >> PAGE_SHIFT, diff --git a/drivers/infiniband/hw/qib/qib_iba6120.c b/drivers/infiniband/hw/qib/qib_iba6120.c index 0d2ba59af30a..4b927809d1a1 100644 --- a/drivers/infiniband/hw/qib/qib_iba6120.c +++ b/drivers/infiniband/hw/qib/qib_iba6120.c @@ -3315,11 +3315,9 @@ static int init_6120_variables(struct qib_devdata *dd) qib_6120_config_ctxts(dd); qib_set_ctxtcnt(dd); - if (qib_wc_pat) { - ret = init_chip_wc_pat(dd, 0); - if (ret) - goto bail; - } + ret = init_chip_wc_pat(dd, 0); + if (ret) + goto bail; set_6120_baseaddrs(dd); /* set chip access pointers now */ ret = 0; diff --git a/drivers/infiniband/hw/qib/qib_iba7220.c b/drivers/infiniband/hw/qib/qib_iba7220.c index 22affda8af88..00b2af211157 100644 --- a/drivers/infiniband/hw/qib/qib_iba7220.c +++ b/drivers/infiniband/hw/qib/qib_iba7220.c @@ -4126,11 +4126,9 @@ static int qib_init_7220_variables(struct qib_devdata *dd) qib_7220_config_ctxts(dd); qib_set_ctxtcnt(dd); /* needed for PAT setup */ - if (qib_wc_pat) { - ret = init_chip_wc_pat(dd, 0); - if (ret) - goto bail; - } + ret = init_chip_wc_pat(dd, 0); + if (ret) + goto bail; set_7220_baseaddrs(dd); /* set chip access pointers now */ ret = 0; diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c index ef97b71c8f7d..6c8ff10101c0 100644 --- a/drivers/infiniband/hw/qib/qib_iba7322.c +++ b/drivers/infiniband/hw/qib/qib_iba7322.c @@ -5502,7 +5502,8 @@ static void try_7322_ipg(struct qib_pportdata *ppd) goto retry; send_buf = ib_create_send_mad(agent, 0, 0, 0, IB_MGMT_MAD_HDR, - IB_MGMT_MAD_DATA, GFP_ATOMIC); + IB_MGMT_MAD_DATA, GFP_ATOMIC, + IB_MGMT_BASE_VERSION); if (IS_ERR(send_buf)) goto retry; @@ -6429,6 +6430,7 @@ static int qib_init_7322_variables(struct qib_devdata *dd) unsigned features, pidx, sbufcnt; int ret, mtu; u32 sbufs, updthresh; + resource_size_t vl15off; /* pport structs are contiguous, allocated after devdata */ ppd = (struct qib_pportdata *)(dd + 1); @@ -6677,29 +6679,27 @@ static int qib_init_7322_variables(struct qib_devdata *dd) qib_7322_config_ctxts(dd); qib_set_ctxtcnt(dd); - if (qib_wc_pat) { - resource_size_t vl15off; - /* - * We do not set WC on the VL15 buffers to avoid - * a rare problem with unaligned writes from - * interrupt-flushed store buffers, so we need - * to map those separately here. We can't solve - * this for the rarely used mtrr case. - */ - ret = init_chip_wc_pat(dd, 0); - if (ret) - goto bail; + /* + * We do not set WC on the VL15 buffers to avoid + * a rare problem with unaligned writes from + * interrupt-flushed store buffers, so we need + * to map those separately here. We can't solve + * this for the rarely used mtrr case. + */ + ret = init_chip_wc_pat(dd, 0); + if (ret) + goto bail; - /* vl15 buffers start just after the 4k buffers */ - vl15off = dd->physaddr + (dd->piobufbase >> 32) + - dd->piobcnt4k * dd->align4k; - dd->piovl15base = ioremap_nocache(vl15off, - NUM_VL15_BUFS * dd->align4k); - if (!dd->piovl15base) { - ret = -ENOMEM; - goto bail; - } + /* vl15 buffers start just after the 4k buffers */ + vl15off = dd->physaddr + (dd->piobufbase >> 32) + + dd->piobcnt4k * dd->align4k; + dd->piovl15base = ioremap_nocache(vl15off, + NUM_VL15_BUFS * dd->align4k); + if (!dd->piovl15base) { + ret = -ENOMEM; + goto bail; } + qib_7322_set_baseaddrs(dd); /* set chip access pointers now */ ret = 0; diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c index 2ee36953e234..7e00470adc30 100644 --- a/drivers/infiniband/hw/qib/qib_init.c +++ b/drivers/infiniband/hw/qib/qib_init.c @@ -91,15 +91,6 @@ MODULE_PARM_DESC(krcvqs, "number of kernel receive queues per IB port"); unsigned qib_cc_table_size; module_param_named(cc_table_size, qib_cc_table_size, uint, S_IRUGO); MODULE_PARM_DESC(cc_table_size, "Congestion control table entries 0 (CCA disabled - default), min = 128, max = 1984"); -/* - * qib_wc_pat parameter: - * 0 is WC via MTRR - * 1 is WC via PAT - * If PAT initialization fails, code reverts back to MTRR - */ -unsigned qib_wc_pat = 1; /* default (1) is to use PAT, not MTRR */ -module_param_named(wc_pat, qib_wc_pat, uint, S_IRUGO); -MODULE_PARM_DESC(wc_pat, "enable write-combining via PAT mechanism"); static void verify_interrupt(unsigned long); @@ -1377,8 +1368,7 @@ static void cleanup_device_data(struct qib_devdata *dd) spin_unlock(&dd->pport[pidx].cc_shadow_lock); } - if (!qib_wc_pat) - qib_disable_wc(dd); + qib_disable_wc(dd); if (dd->pioavailregs_dma) { dma_free_coherent(&dd->pcidev->dev, PAGE_SIZE, @@ -1547,14 +1537,12 @@ static int qib_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto bail; } - if (!qib_wc_pat) { - ret = qib_enable_wc(dd); - if (ret) { - qib_dev_err(dd, - "Write combining not enabled (err %d): performance may be poor\n", - -ret); - ret = 0; - } + ret = qib_enable_wc(dd); + if (ret) { + qib_dev_err(dd, + "Write combining not enabled (err %d): performance may be poor\n", + -ret); + ret = 0; } qib_verify_pioperf(dd); diff --git a/drivers/infiniband/hw/qib/qib_mad.c b/drivers/infiniband/hw/qib/qib_mad.c index 395f4046dba2..05e3242d8442 100644 --- a/drivers/infiniband/hw/qib/qib_mad.c +++ b/drivers/infiniband/hw/qib/qib_mad.c @@ -83,7 +83,8 @@ static void qib_send_trap(struct qib_ibport *ibp, void *data, unsigned len) return; send_buf = ib_create_send_mad(agent, 0, 0, 0, IB_MGMT_MAD_HDR, - IB_MGMT_MAD_DATA, GFP_ATOMIC); + IB_MGMT_MAD_DATA, GFP_ATOMIC, + IB_MGMT_BASE_VERSION); if (IS_ERR(send_buf)) return; @@ -1854,7 +1855,7 @@ static int pma_set_portcounters_ext(struct ib_pma_mad *pmp, } static int process_subn(struct ib_device *ibdev, int mad_flags, - u8 port, struct ib_mad *in_mad, + u8 port, const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_smp *smp = (struct ib_smp *)out_mad; @@ -2006,7 +2007,7 @@ bail: } static int process_perf(struct ib_device *ibdev, u8 port, - struct ib_mad *in_mad, + const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_pma_mad *pmp = (struct ib_pma_mad *)out_mad; @@ -2299,7 +2300,7 @@ static int check_cc_key(struct qib_ibport *ibp, } static int process_cc(struct ib_device *ibdev, int mad_flags, - u8 port, struct ib_mad *in_mad, + u8 port, const struct ib_mad *in_mad, struct ib_mad *out_mad) { struct ib_cc_mad *ccp = (struct ib_cc_mad *)out_mad; @@ -2400,12 +2401,19 @@ bail: * This is called by the ib_mad module. */ int qib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad) + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index) { int ret; struct qib_ibport *ibp = to_iport(ibdev, port); struct qib_pportdata *ppd = ppd_from_ibp(ibp); + const struct ib_mad *in_mad = (const struct ib_mad *)in; + struct ib_mad *out_mad = (struct ib_mad *)out; + + BUG_ON(in_mad_size != sizeof(*in_mad) || + *out_mad_size != sizeof(*out_mad)); switch (in_mad->mad_hdr.mgmt_class) { case IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE: diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index 4a3599890ea5..a05d1a372208 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -1550,12 +1550,14 @@ full: } } -static int qib_query_device(struct ib_device *ibdev, - struct ib_device_attr *props) +static int qib_query_device(struct ib_device *ibdev, struct ib_device_attr *props, + struct ib_udata *uhw) { struct qib_devdata *dd = dd_from_ibdev(ibdev); struct qib_ibdev *dev = to_idev(ibdev); + if (uhw->inlen || uhw->outlen) + return -EINVAL; memset(props, 0, sizeof(*props)); props->device_cap_flags = IB_DEVICE_BAD_PKEY_CNTR | @@ -2040,6 +2042,24 @@ static void init_ibport(struct qib_pportdata *ppd) RCU_INIT_POINTER(ibp->qp1, NULL); } +static int qib_port_immutable(struct ib_device *ibdev, u8 port_num, + struct ib_port_immutable *immutable) +{ + struct ib_port_attr attr; + int err; + + err = qib_query_port(ibdev, port_num, &attr); + if (err) + return err; + + immutable->pkey_tbl_len = attr.pkey_tbl_len; + immutable->gid_tbl_len = attr.gid_tbl_len; + immutable->core_cap_flags = RDMA_CORE_PORT_IBA_IB; + immutable->max_mad_size = IB_MGMT_MAD_SIZE; + + return 0; +} + /** * qib_register_ib_device - register our device with the infiniband core * @dd: the device data structure @@ -2227,6 +2247,7 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->process_mad = qib_process_mad; ibdev->mmap = qib_mmap; ibdev->dma_ops = &qib_dma_mapping_ops; + ibdev->get_port_immutable = qib_port_immutable; snprintf(ibdev->node_desc, sizeof(ibdev->node_desc), "Intel Infiniband HCA %s", init_utsname()->nodename); diff --git a/drivers/infiniband/hw/qib/qib_verbs.h b/drivers/infiniband/hw/qib/qib_verbs.h index bfc8948fdd35..1635572752ce 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.h +++ b/drivers/infiniband/hw/qib/qib_verbs.h @@ -872,8 +872,10 @@ void qib_cap_mask_chg(struct qib_ibport *ibp); void qib_sys_guid_chg(struct qib_ibport *ibp); void qib_node_desc_chg(struct qib_ibport *ibp); int qib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, - struct ib_wc *in_wc, struct ib_grh *in_grh, - struct ib_mad *in_mad, struct ib_mad *out_mad); + const struct ib_wc *in_wc, const struct ib_grh *in_grh, + const struct ib_mad_hdr *in, size_t in_mad_size, + struct ib_mad_hdr *out, size_t *out_mad_size, + u16 *out_mad_pkey_index); int qib_create_agents(struct qib_ibdev *dev); void qib_free_agents(struct qib_ibdev *dev); @@ -1007,8 +1009,9 @@ void qib_cq_enter(struct qib_cq *cq, struct ib_wc *entry, int sig); int qib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry); -struct ib_cq *qib_create_cq(struct ib_device *ibdev, int entries, - int comp_vector, struct ib_ucontext *context, +struct ib_cq *qib_create_cq(struct ib_device *ibdev, + const struct ib_cq_init_attr *attr, + struct ib_ucontext *context, struct ib_udata *udata); int qib_destroy_cq(struct ib_cq *ibcq); diff --git a/drivers/infiniband/hw/qib/qib_wc_x86_64.c b/drivers/infiniband/hw/qib/qib_wc_x86_64.c index 81b225f2300a..edd0ddbd4481 100644 --- a/drivers/infiniband/hw/qib/qib_wc_x86_64.c +++ b/drivers/infiniband/hw/qib/qib_wc_x86_64.c @@ -116,21 +116,10 @@ int qib_enable_wc(struct qib_devdata *dd) } if (!ret) { - int cookie; - - cookie = mtrr_add(pioaddr, piolen, MTRR_TYPE_WRCOMB, 0); - if (cookie < 0) { - { - qib_devinfo(dd->pcidev, - "mtrr_add() WC for PIO bufs failed (%d)\n", - cookie); - ret = -EINVAL; - } - } else { - dd->wc_cookie = cookie; - dd->wc_base = (unsigned long) pioaddr; - dd->wc_len = (unsigned long) piolen; - } + dd->wc_cookie = arch_phys_wc_add(pioaddr, piolen); + if (dd->wc_cookie < 0) + /* use error from routine */ + ret = dd->wc_cookie; } return ret; @@ -142,18 +131,7 @@ int qib_enable_wc(struct qib_devdata *dd) */ void qib_disable_wc(struct qib_devdata *dd) { - if (dd->wc_cookie) { - int r; - - r = mtrr_del(dd->wc_cookie, dd->wc_base, - dd->wc_len); - if (r < 0) - qib_devinfo(dd->pcidev, - "mtrr_del(%lx, %lx, %lx) failed: %d\n", - dd->wc_cookie, dd->wc_base, - dd->wc_len, r); - dd->wc_cookie = 0; /* even on failure */ - } + arch_phys_wc_del(dd->wc_cookie); } /** |