rapidio/tsi721: fix unused variable compiler warning

[~andy/linux] / drivers / rapidio / devices / tsi721.c

diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c
index 722246cf20ab2ed592a6a5ed5435b0f1320a5a44..5d44252b7342f3d72dd5060770f2b42ef3bb2e8f 100644 (file)
--- a/drivers/rapidio/devices/tsi721.c
+++ b/drivers/rapidio/devices/tsi721.c
@@ -435,6 +435,9 @@ static void tsi721_db_dpc(struct work_struct *work)
                                " info %4.4x\n", DBELL_SID(idb.bytes),
                                DBELL_TID(idb.bytes), DBELL_INF(idb.bytes));
                }
+
+               wr_ptr = ioread32(priv->regs +
+                                 TSI721_IDQ_WP(IDB_QUEUE)) % IDB_QSIZE;
        }
 
        iowrite32(rd_ptr & (IDB_QSIZE - 1),
@@ -445,6 +448,10 @@ static void tsi721_db_dpc(struct work_struct *work)
        regval |= TSI721_SR_CHINT_IDBQRCV;
        iowrite32(regval,
                priv->regs + TSI721_SR_CHINTE(IDB_QUEUE));
+
+       wr_ptr = ioread32(priv->regs + TSI721_IDQ_WP(IDB_QUEUE)) % IDB_QSIZE;
+       if (wr_ptr != rd_ptr)
+               schedule_work(&priv->idb_work);
 }
 
 /**
@@ -2212,7 +2219,7 @@ static int __devinit tsi721_probe(struct pci_dev *pdev,
                                  const struct pci_device_id *id)
 {
        struct tsi721_device *priv;
-       int i, cap;
+       int cap;
        int err;
        u32 regval;
 
@@ -2232,12 +2239,15 @@ static int __devinit tsi721_probe(struct pci_dev *pdev,
        priv->pdev = pdev;
 
 #ifdef DEBUG
+       {
+       int i;
        for (i = 0; i <= PCI_STD_RESOURCE_END; i++) {
                dev_dbg(&pdev->dev, "res[%d] @ 0x%llx (0x%lx, 0x%lx)\n",
                        i, (unsigned long long)pci_resource_start(pdev, i),
                        (unsigned long)pci_resource_len(pdev, i),
                        pci_resource_flags(pdev, i));
        }
+       }
 #endif
        /*
         * Verify BAR configuration