Rename the CamelCase and convert the enum into defines. Use the BIT()
macro to define the bits.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
                        break;
                case 4000000:
                        conf |= NI_M_AO_CFG_BANK_REF_INT_10V;
-                       ni_writeb(dev, MSeries_Attenuate_x5_Bit,
+                       ni_writeb(dev, NI_M_AO_REF_ATTENUATION_X5,
                                  NI_M_AO_REF_ATTENUATION_REG(chan));
                        break;
                case 2000000:
                        conf |= NI_M_AO_CFG_BANK_REF_INT_5V;
-                       ni_writeb(dev, MSeries_Attenuate_x5_Bit,
+                       ni_writeb(dev, NI_M_AO_REF_ATTENUATION_X5,
                                  NI_M_AO_REF_ATTENUATION_REG(chan));
                        break;
                default:
 
 #define NI_M_CDO_MASK_ENA_REG          0x234
 #define NI_M_STATIC_AI_CTRL_REG(x)     ((x) ? (0x260 + (x)) : 0x064)
 #define NI_M_AO_REF_ATTENUATION_REG(x) (0x264 + (x))
-
-enum MSeries_AO_Reference_Attenuation_Bits {
-       MSeries_Attenuate_x5_Bit = 0x1
-};
+#define NI_M_AO_REF_ATTENUATION_X5     BIT(0)
 
 static inline unsigned MSeries_Cal_PWM_High_Time_Bits(unsigned count)
 {