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-rw-r--r--drivers/edac/edac_core.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/edac/edac_core.h b/drivers/edac/edac_core.h
index 28f2c3f959b..6ad95c8d636 100644
--- a/drivers/edac/edac_core.h
+++ b/drivers/edac/edac_core.h
@@ -767,11 +767,19 @@ static inline void pci_write_bits16(struct pci_dev *pdev, int offset,
pci_write_config_word(pdev, offset, value);
}
-/* write all or some bits in a dword-register*/
+/*
+ * pci_write_bits32
+ *
+ * edac local routine to do pci_write_config_dword, but adds
+ * a mask parameter. If mask is all ones, ignore the mask.
+ * Otherwise utilize the mask to isolate specified bits
+ *
+ * write all or some bits in a dword-register
+ */
static inline void pci_write_bits32(struct pci_dev *pdev, int offset,
u32 value, u32 mask)
{
- if (mask != 0xffff) {
+ if (mask != 0xffffffff) {
u32 buf;
pci_read_config_dword(pdev, offset, &buf);