Merge branch 'origin'

[pandora-kernel.git] / drivers / infiniband / hw / mthca / mthca_main.c

diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c
index 23a3f56..9c849d2 100644 (file)
--- a/drivers/infiniband/hw/mthca/mthca_main.c
+++ b/drivers/infiniband/hw/mthca/mthca_main.c
@@ -155,6 +155,13 @@ static int __devinit mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim
                return -ENODEV;
        }
 
+       if (dev_lim->uar_size > pci_resource_len(mdev->pdev, 2)) {
+               mthca_err(mdev, "HCA reported UAR size of 0x%x bigger than "
+                         "PCI resource 2 size of 0x%lx, aborting.\n",
+                         dev_lim->uar_size, pci_resource_len(mdev->pdev, 2));
+               return -ENODEV;
+       }
+
        mdev->limits.num_ports          = dev_lim->num_ports;
        mdev->limits.vl_cap             = dev_lim->max_vl;
        mdev->limits.mtu_cap            = dev_lim->max_mtu;
@@ -162,9 +169,19 @@ static int __devinit mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim
        mdev->limits.pkey_table_len     = dev_lim->max_pkeys;
        mdev->limits.local_ca_ack_delay = dev_lim->local_ca_ack_delay;
        mdev->limits.max_sg             = dev_lim->max_sg;
+       mdev->limits.max_wqes           = dev_lim->max_qp_sz;
+       mdev->limits.max_qp_init_rdma   = dev_lim->max_requester_per_qp;
        mdev->limits.reserved_qps       = dev_lim->reserved_qps;
+       mdev->limits.max_srq_wqes       = dev_lim->max_srq_sz;
        mdev->limits.reserved_srqs      = dev_lim->reserved_srqs;
        mdev->limits.reserved_eecs      = dev_lim->reserved_eecs;
+       mdev->limits.max_desc_sz        = dev_lim->max_desc_sz;
+       /*
+        * Subtract 1 from the limit because we need to allocate a
+        * spare CQE so the HCA HW can tell the difference between an
+        * empty CQ and a full CQ.
+        */
+       mdev->limits.max_cqes           = dev_lim->max_cq_sz - 1;
        mdev->limits.reserved_cqs       = dev_lim->reserved_cqs;
        mdev->limits.reserved_eqs       = dev_lim->reserved_eqs;
        mdev->limits.reserved_mtts      = dev_lim->reserved_mtts;
@@ -172,6 +189,8 @@ static int __devinit mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim
        mdev->limits.reserved_uars      = dev_lim->reserved_uars;
        mdev->limits.reserved_pds       = dev_lim->reserved_pds;
        mdev->limits.port_width_cap     = dev_lim->max_port_width;
+       mdev->limits.page_size_cap      = ~(u32) (dev_lim->min_page_sz - 1);
+       mdev->limits.flags              = dev_lim->flags;
 
        /* IB_DEVICE_RESIZE_MAX_WR not supported by driver.
           May be doable since hardware supports it for SRQ.
@@ -249,6 +268,10 @@ static int __devinit mthca_init_tavor(struct mthca_dev *mdev)
        }
 
        err = mthca_dev_lim(mdev, &dev_lim);
+       if (err) {
+               mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
+               goto err_disable;
+       }
 
        profile = default_profile;
        profile.num_uar   = dev_lim.uar_size / PAGE_SIZE;
@@ -960,8 +983,7 @@ static int __devinit mthca_init_one(struct pci_dev *pdev,
                err = -ENODEV;
                goto err_disable_pdev;
        }
-       if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM) ||
-           pci_resource_len(pdev, 2) != 1 << 23) {
+       if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
                dev_err(&pdev->dev, "Missing UAR, aborting.\n");
                err = -ENODEV;
                goto err_disable_pdev;
@@ -1047,7 +1069,7 @@ static int __devinit mthca_init_one(struct pci_dev *pdev,
                goto err_cmd;
 
        if (mdev->fw_ver < mthca_hca_table[id->driver_data].latest_fw) {
-               mthca_warn(mdev, "HCA FW version %x.%x.%x is old (%x.%x.%x is current).\n",
+               mthca_warn(mdev, "HCA FW version %d.%d.%d is old (%d.%d.%d is current).\n",
                           (int) (mdev->fw_ver >> 32), (int) (mdev->fw_ver >> 16) & 0xffff,
                           (int) (mdev->fw_ver & 0xffff),
                           (int) (mthca_hca_table[id->driver_data].latest_fw >> 32),