i2c: piix4: Fix request_region size

Since '701dc207bf55 ("i2c: piix4: Avoid race conditions with IMC")' we are using the SMBSLVCNT register at offset 0x8. We need to request it. Fixes: 701dc20 ("i2c: piix4: Avoid race conditions with IMC") Signed-off-by: Ricardo Ribalda Delgado <[email protected]> Signed-off-by: Jean Delvare <[email protected]> Signed-off-by: Wolfram Sang <[email protected]>
jimmycarry · Feb 9, 2017 · f43128c · f43128c
1 parent d5adbfc
commit f43128c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
@@ -58,7 +58,7 @@
 #define SMBSLVDAT	(0xC + piix4_smba)
 
 /* count for request_region */
-#define SMBIOSIZE	8
+#define SMBIOSIZE	9
 
 /* PCI Address Constants */
 #define SMBBA		0x090