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authorSteven Whitehouse <swhiteho@redhat.com>2006-05-12 10:48:52 -0400
committerSteven Whitehouse <swhiteho@redhat.com>2006-05-12 10:48:52 -0400
commit7d63b54a65ce902f9aaa8efe8192aa3b983264d4 (patch)
tree250a77bebe92cbd6edac70a649866044295876db /drivers/infiniband/hw/ipath/ipath_driver.c
parentfd88de569b802c4a04aaa6ee74667775f4aed8c6 (diff)
parentd8c3291c73b958243b33f8509d4507e76dafd055 (diff)
downloadlinux-7d63b54a65ce902f9aaa8efe8192aa3b983264d4.tar.gz
Merge branch 'master'
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_driver.c')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_driver.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c
index e7617c3982ea..398add4d4cb1 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c
@@ -418,9 +418,19 @@ static int __devinit ipath_init_one(struct pci_dev *pdev,
ret = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
if (ret) {
- dev_info(&pdev->dev, "pci_set_dma_mask unit %u "
- "fails: %d\n", dd->ipath_unit, ret);
- goto bail_regions;
+ /*
+ * if the 64 bit setup fails, try 32 bit. Some systems
+ * do not setup 64 bit maps on systems with 2GB or less
+ * memory installed.
+ */
+ ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+ if (ret) {
+ dev_info(&pdev->dev, "pci_set_dma_mask unit %u "
+ "fails: %d\n", dd->ipath_unit, ret);
+ goto bail_regions;
+ }
+ else
+ ipath_dbg("No 64bit DMA mask, used 32 bit mask\n");
}
pci_set_master(pdev);
@@ -1949,7 +1959,7 @@ int ipath_reset_device(int unit)
}
if (dd->ipath_pd)
- for (i = 1; i < dd->ipath_portcnt; i++) {
+ for (i = 1; i < dd->ipath_cfgports; i++) {
if (dd->ipath_pd[i] && dd->ipath_pd[i]->port_cnt) {
ipath_dbg("unit %u port %d is in use "
"(PID %u cmd %s), can't reset\n",