VServer 1.9.2 (patch-2.6.8.1-vs1.9.2.diff)

[linux-2.6.git] / drivers / pci / hotplug / pciehp_hpc.c

diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 2a68ace..cb0804b 100644 (file)
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -237,8 +237,8 @@ struct php_ctlr_state_s {
 static spinlock_t hpc_event_lock;
 
 DEFINE_DBG_BUFFER              /* Debug string buffer for entire HPC defined here */
-static struct php_ctlr_state_s *php_ctlr_list_head = 0;        /* HPC state linked list */
-static int ctlr_seq_num = 0;   /* Controller sequence # */
+static struct php_ctlr_state_s *php_ctlr_list_head;    /* HPC state linked list */
+static int ctlr_seq_num;       /* Controller sequence # */
 static spinlock_t list_lock;
 
 static irqreturn_t pcie_isr(int IRQ, void *dev_id, struct pt_regs *regs);
@@ -349,7 +349,9 @@ static int hpc_check_lnk_status(struct controller *ctrl)
                return retval;
        }
 
-       if ( (lnk_status & (LNK_TRN | LNK_TRN_ERR)) == 0x0C00) {
+       dbg("%s: lnk_status = %x\n", __FUNCTION__, lnk_status);
+       if ( (lnk_status & LNK_TRN) || (lnk_status & LNK_TRN_ERR) || 
+               !(lnk_status & NEG_LINK_WD)) {
                err("%s : Link Training Error occurs \n", __FUNCTION__);
                retval = -1;
                return retval;
@@ -742,7 +744,7 @@ static void hpc_release_ctlr(struct controller *ctrl)
                }
        }
        if (php_ctlr->pci_dev) 
-               php_ctlr->pci_dev = 0;
+               php_ctlr->pci_dev = NULL;
 
        spin_lock(&list_lock);
        p = php_ctlr_list_head;
@@ -1465,7 +1467,7 @@ int pcie_init(struct controller * ctrl,
        if (php_ctlr_list_head == 0) {
                php_ctlr_list_head = php_ctlr;
                p = php_ctlr_list_head;
-               p->pnext = 0;
+               p->pnext = NULL;
        } else {
                p = php_ctlr_list_head;