HID: amd_sfh: Use amd_get_c2p_val() to read C2P register

Newer processors support various MP2 register sets. Therefore, to ensure
compatibility and obtain C2P data, use the amd_get_c2p_val().
Co-developed-by: Patil Rajesh Reddy <patreddy@amd.com>
Signed-off-by: Patil Rajesh Reddy <patreddy@amd.com>
Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>

drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c

@@ -97,7 +97,7 @@ static int amd_sfh_hpd_info(u8 *user_present)
 	if (!emp2 || !emp2->dev_en.is_hpd_present)
 		return -ENODEV;
 
-	hpdstatus.val = readl(emp2->mmio + AMD_C2P_MSG(4));
+	hpdstatus.val = readl(emp2->mmio + amd_get_c2p_val(emp2, 4));
 	*user_present = hpdstatus.shpd.presence;
 
 	return 0;