i40e: Move I40E_MASK macro to i40e_register.h

The macro is practically used only in i40e_register.h header file except
few I40E_MDIO_CLAUSE* macros that are defined in i40e_type.h
Move I40E_MASK macro to i40e_register.h header, I40E_MDIO_CLAUSE* macros
are refactored in subsequent patch.
Signed-off-by: Ivan Vecera <ivecera@redhat.com>
Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Reviewed-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

drivers/net/ethernet/intel/i40e/i40e_register.h

@@ -4,6 +4,9 @@
 #ifndef _I40E_REGISTER_H_
 #define _I40E_REGISTER_H_
 
+/* I40E_MASK is a macro used on 32 bit registers */
+#define I40E_MASK(mask, shift) ((u32)(mask) << (shift))
+
 #define I40E_GL_ATQLEN_ATQCRIT_SHIFT 30
 #define I40E_GL_ATQLEN_ATQCRIT_MASK I40E_MASK(0x1, I40E_GL_ATQLEN_ATQCRIT_SHIFT)
 #define I40E_PF_ARQBAH 0x00080180 /* Reset: EMPR */

drivers/net/ethernet/intel/i40e/i40e_type.h

@@ -11,9 +11,6 @@
 #include "i40e_lan_hmc.h"
 #include "i40e_devids.h"
 
-/* I40E_MASK is a macro used on 32 bit registers */
-#define I40E_MASK(mask, shift) ((u32)(mask) << (shift))
-
 #define I40E_MAX_VSI_QP			16
 #define I40E_MAX_VF_VSI			4
 #define I40E_MAX_CHAINED_RX_BUFFERS	5