mei: fix CNL itouch device number to match the spec.

The Cannon Lake device for itouch in HW spec is numbered 3, not 4.
Fix the internal numbering to match the HW spec.
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Link: https://lore.kernel.org/r/20200227112737.8383-1-tomas.winkler@intel.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/mei/hw-me-regs.h

@@ -75,9 +75,9 @@
 #define MEI_DEV_ID_KBP_2      0xA2BB  /* Kaby Point 2 */
 
 #define MEI_DEV_ID_CNP_LP     0x9DE0  /* Cannon Point LP */
-#define MEI_DEV_ID_CNP_LP_4   0x9DE4  /* Cannon Point LP 4 (iTouch) */
+#define MEI_DEV_ID_CNP_LP_3   0x9DE4  /* Cannon Point LP 3 (iTouch) */
 #define MEI_DEV_ID_CNP_H      0xA360  /* Cannon Point H */
-#define MEI_DEV_ID_CNP_H_4    0xA364  /* Cannon Point H 4 (iTouch) */
+#define MEI_DEV_ID_CNP_H_3    0xA364  /* Cannon Point H 3 (iTouch) */
 
 #define MEI_DEV_ID_CMP_LP     0x02e0  /* Comet Point LP */
 #define MEI_DEV_ID_CMP_LP_3   0x02e4  /* Comet Point LP 3 (iTouch) */

drivers/misc/mei/pci-me.c

@@ -83,9 +83,9 @@ static const struct pci_device_id mei_me_pci_tbl[] = {
 	{MEI_PCI_DEVICE(MEI_DEV_ID_KBP_2, MEI_ME_PCH8_CFG)},
 
 	{MEI_PCI_DEVICE(MEI_DEV_ID_CNP_LP, MEI_ME_PCH12_CFG)},
-	{MEI_PCI_DEVICE(MEI_DEV_ID_CNP_LP_4, MEI_ME_PCH8_CFG)},
+	{MEI_PCI_DEVICE(MEI_DEV_ID_CNP_LP_3, MEI_ME_PCH8_CFG)},
 	{MEI_PCI_DEVICE(MEI_DEV_ID_CNP_H, MEI_ME_PCH12_CFG)},
-	{MEI_PCI_DEVICE(MEI_DEV_ID_CNP_H_4, MEI_ME_PCH8_CFG)},
+	{MEI_PCI_DEVICE(MEI_DEV_ID_CNP_H_3, MEI_ME_PCH8_CFG)},
 
 	{MEI_PCI_DEVICE(MEI_DEV_ID_CMP_LP, MEI_ME_PCH12_CFG)},
 	{MEI_PCI_DEVICE(MEI_DEV_ID_CMP_LP_3, MEI_ME_PCH8_CFG)},