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path: root/drivers/pci/msi.c
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Diffstat (limited to 'drivers/pci/msi.c')
-rw-r--r--drivers/pci/msi.c31
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index d4497141d083..324a1643fce2 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -475,10 +475,11 @@ static int populate_msi_sysfs(struct pci_dev *pdev)
int ret = -ENOMEM;
int num_msi = 0;
int count = 0;
+ int i;
/* Determine how many msi entries we have */
for_each_pci_msi_entry(entry, pdev)
- ++num_msi;
+ num_msi += entry->nvec_used;
if (!num_msi)
return 0;
@@ -487,19 +488,21 @@ static int populate_msi_sysfs(struct pci_dev *pdev)
if (!msi_attrs)
return -ENOMEM;
for_each_pci_msi_entry(entry, pdev) {
- msi_dev_attr = kzalloc(sizeof(*msi_dev_attr), GFP_KERNEL);
- if (!msi_dev_attr)
- goto error_attrs;
- msi_attrs[count] = &msi_dev_attr->attr;
-
- sysfs_attr_init(&msi_dev_attr->attr);
- msi_dev_attr->attr.name = kasprintf(GFP_KERNEL, "%d",
- entry->irq);
- if (!msi_dev_attr->attr.name)
- goto error_attrs;
- msi_dev_attr->attr.mode = S_IRUGO;
- msi_dev_attr->show = msi_mode_show;
- ++count;
+ for (i = 0; i < entry->nvec_used; i++) {
+ msi_dev_attr = kzalloc(sizeof(*msi_dev_attr), GFP_KERNEL);
+ if (!msi_dev_attr)
+ goto error_attrs;
+ msi_attrs[count] = &msi_dev_attr->attr;
+
+ sysfs_attr_init(&msi_dev_attr->attr);
+ msi_dev_attr->attr.name = kasprintf(GFP_KERNEL, "%d",
+ entry->irq + i);
+ if (!msi_dev_attr->attr.name)
+ goto error_attrs;
+ msi_dev_attr->attr.mode = S_IRUGO;
+ msi_dev_attr->show = msi_mode_show;
+ ++count;
+ }
}
msi_irq_group = kzalloc(sizeof(*msi_irq_group), GFP_KERNEL);