2 files changed, 109 insertions, 94 deletions

diff --git a/drivers/extcon/extcon-max77843.c b/drivers/extcon/extcon-max77843.c
index 4dfe0a6337d8..f652c4199870 100644
--- a/drivers/extcon/extcon-max77843.c
+++ b/drivers/extcon/extcon-max77843.c
@@ -206,11 +206,11 @@ static int max77843_muic_set_path(struct max77843_muic_info *info,
         if (attached)
                 ctrl1 = val;
         else
-                ctrl1 = CONTROL1_SW_OPEN;
+                ctrl1 = MAX77843_MUIC_CONTROL1_SW_OPEN;
 
         ret = regmap_update_bits(max77843->regmap_muic,
                         MAX77843_MUIC_REG_CONTROL1,
-                        CONTROL1_COM_SW, ctrl1);
+                        MAX77843_MUIC_CONTROL1_COM_SW, ctrl1);
         if (ret < 0) {
                 dev_err(info->dev, "Cannot switch MUIC port\n");
                 return ret;
@@ -244,7 +244,7 @@ static int max77843_muic_get_cable_type(struct max77843_muic_info *info,
 
         adc = info->status[MAX77843_MUIC_STATUS1] &
                         MAX77843_MUIC_STATUS1_ADC_MASK;
-        adc >>= STATUS1_ADC_SHIFT;
+        adc >>= MAX77843_MUIC_STATUS1_ADC_SHIFT;
 
         switch (group) {
         case MAX77843_CABLE_GROUP_ADC:
@@ -310,7 +310,7 @@ static int max77843_muic_get_cable_type(struct max77843_muic_info *info,
                         /* Get VBVolt register bit */
                         gnd_type |= (info->status[MAX77843_MUIC_STATUS2] &
                                         MAX77843_MUIC_STATUS2_VBVOLT_MASK);
-                        gnd_type >>= STATUS2_VBVOLT_SHIFT;
+                        gnd_type >>= MAX77843_MUIC_STATUS2_VBVOLT_SHIFT;
 
                         /* Offset of GND cable */
                         gnd_type |= MAX77843_MUIC_GND_USB_HOST;
@@ -339,7 +339,9 @@ static int max77843_muic_adc_gnd_handler(struct max77843_muic_info *info)
         switch (gnd_cable_type) {
         case MAX77843_MUIC_GND_USB_HOST:
         case MAX77843_MUIC_GND_USB_HOST_VB:
-                ret = max77843_muic_set_path(info, CONTROL1_SW_USB, attached);
+                ret = max77843_muic_set_path(info,
+                                             MAX77843_MUIC_CONTROL1_SW_USB,
+                                             attached);
                 if (ret < 0)
                         return ret;
 
@@ -347,7 +349,9 @@ static int max77843_muic_adc_gnd_handler(struct max77843_muic_info *info)
                 break;
         case MAX77843_MUIC_GND_MHL_VB:
         case MAX77843_MUIC_GND_MHL:
-                ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached);
+                ret = max77843_muic_set_path(info,
+                                             MAX77843_MUIC_CONTROL1_SW_OPEN,
+                                             attached);
                 if (ret < 0)
                         return ret;
 
@@ -366,7 +370,7 @@ static int max77843_muic_jig_handler(struct max77843_muic_info *info,
                 int cable_type, bool attached)
 {
         int ret;
-        u8 path = CONTROL1_SW_OPEN;
+        u8 path = MAX77843_MUIC_CONTROL1_SW_OPEN;
 
         dev_dbg(info->dev, "external connector is %s (adc:0x%02x)\n",
                         attached ? "attached" : "detached", cable_type);
@@ -374,10 +378,10 @@ static int max77843_muic_jig_handler(struct max77843_muic_info *info,
         switch (cable_type) {
         case MAX77843_MUIC_ADC_FACTORY_MODE_USB_OFF:
         case MAX77843_MUIC_ADC_FACTORY_MODE_USB_ON:
-                path = CONTROL1_SW_USB;
+                path = MAX77843_MUIC_CONTROL1_SW_USB;
                 break;
         case MAX77843_MUIC_ADC_FACTORY_MODE_UART_OFF:
-                path = CONTROL1_SW_UART;
+                path = MAX77843_MUIC_CONTROL1_SW_UART;
                 break;
         default:
                 return -EINVAL;
@@ -475,14 +479,18 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info)
 
         switch (chg_type) {
         case MAX77843_MUIC_CHG_USB:
-                ret = max77843_muic_set_path(info, CONTROL1_SW_USB, attached);
+                ret = max77843_muic_set_path(info,
+                                             MAX77843_MUIC_CONTROL1_SW_USB,
+                                             attached);
                 if (ret < 0)
                         return ret;
 
                 extcon_set_cable_state_(info->edev, EXTCON_USB, attached);
                 break;
         case MAX77843_MUIC_CHG_DOWNSTREAM:
-                ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached);
+                ret = max77843_muic_set_path(info,
+                                             MAX77843_MUIC_CONTROL1_SW_OPEN,
+                                             attached);
                 if (ret < 0)
                         return ret;
 
@@ -490,14 +498,18 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info)
                                         attached);
                 break;
         case MAX77843_MUIC_CHG_DEDICATED:
-                ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached);
+                ret = max77843_muic_set_path(info,
+                                             MAX77843_MUIC_CONTROL1_SW_OPEN,
+                                             attached);
                 if (ret < 0)
                         return ret;
 
                 extcon_set_cable_state_(info->edev, EXTCON_TA, attached);
                 break;
         case MAX77843_MUIC_CHG_SPECIAL_500MA:
-                ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached);
+                ret = max77843_muic_set_path(info,
+                                             MAX77843_MUIC_CONTROL1_SW_OPEN,
+                                             attached);
                 if (ret < 0)
                         return ret;
 
@@ -505,7 +517,9 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info)
                                         attached);
                 break;
         case MAX77843_MUIC_CHG_SPECIAL_1A:
-                ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached);
+                ret = max77843_muic_set_path(info,
+                                             MAX77843_MUIC_CONTROL1_SW_OPEN,
+                                             attached);
                 if (ret < 0)
                         return ret;
 
@@ -529,7 +543,8 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info)
                         "failed to detect %s accessory (chg_type:0x%x)\n",
                         attached ? "attached" : "detached", chg_type);
 
-                max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached);
+                max77843_muic_set_path(info, MAX77843_MUIC_CONTROL1_SW_OPEN,
+                                       attached);
                 return -EINVAL;
         }
 
@@ -668,7 +683,7 @@ static int max77843_muic_set_debounce_time(struct max77843_muic_info *info,
                 ret = regmap_update_bits(max77843->regmap_muic,
                                 MAX77843_MUIC_REG_CONTROL4,
                                 MAX77843_MUIC_CONTROL4_ADCDBSET_MASK,
-                                time << CONTROL4_ADCDBSET_SHIFT);
+                                time << MAX77843_MUIC_CONTROL4_ADCDBSET_SHIFT);
                 if (ret < 0) {
                         dev_err(info->dev, "Cannot write MUIC regmap\n");
                         return ret;
@@ -769,7 +784,7 @@ static int max77843_muic_probe(struct platform_device *pdev)
         max77843_muic_set_debounce_time(info, MAX77843_DEBOUNCE_TIME_25MS);
 
         /* Set initial path for UART */
-        max77843_muic_set_path(info, CONTROL1_SW_UART, true);
+        max77843_muic_set_path(info, MAX77843_MUIC_CONTROL1_SW_UART, true);
 
         /* Check revision number of MUIC device */
         ret = regmap_read(max77843->regmap_muic, MAX77843_MUIC_REG_ID, &id);
diff --git a/include/linux/mfd/max77843-private.h b/include/linux/mfd/max77843-private.h
index 0121d9440340..c19303b0ccfd 100644
--- a/include/linux/mfd/max77843-private.h
+++ b/include/linux/mfd/max77843-private.h
@@ -318,62 +318,62 @@ enum max77843_irq_muic {
         MAX77843_INTSRCMASK_SYS_MASK | MAX77843_INTSRCMASK_CHGR_MASK)
 
 /* MAX77843 STATUS register*/
-#define STATUS1_ADC_SHIFT                       0
-#define STATUS1_ADCERROR_SHIFT                  6
-#define STATUS1_ADC1K_SHIFT                     7
-#define STATUS2_CHGTYP_SHIFT                    0
-#define STATUS2_CHGDETRUN_SHIFT                 3
-#define STATUS2_DCDTMR_SHIFT                    4
-#define STATUS2_DXOVP_SHIFT                     5
-#define STATUS2_VBVOLT_SHIFT                    6
-#define STATUS3_VBADC_SHIFT                     0
-#define STATUS3_VDNMON_SHIFT                    4
-#define STATUS3_DNRES_SHIFT                     5
-#define STATUS3_MPNACK_SHIFT                    6
-
-#define MAX77843_MUIC_STATUS1_ADC_MASK          (0x1f << STATUS1_ADC_SHIFT)
-#define MAX77843_MUIC_STATUS1_ADCERROR_MASK     BIT(STATUS1_ADCERROR_SHIFT)
-#define MAX77843_MUIC_STATUS1_ADC1K_MASK        BIT(STATUS1_ADC1K_SHIFT)
-#define MAX77843_MUIC_STATUS2_CHGTYP_MASK       (0x7 << STATUS2_CHGTYP_SHIFT)
-#define MAX77843_MUIC_STATUS2_CHGDETRUN_MASK    BIT(STATUS2_CHGDETRUN_SHIFT)
-#define MAX77843_MUIC_STATUS2_DCDTMR_MASK       BIT(STATUS2_DCDTMR_SHIFT)
-#define MAX77843_MUIC_STATUS2_DXOVP_MASK        BIT(STATUS2_DXOVP_SHIFT)
-#define MAX77843_MUIC_STATUS2_VBVOLT_MASK       BIT(STATUS2_VBVOLT_SHIFT)
-#define MAX77843_MUIC_STATUS3_VBADC_MASK        (0xf << STATUS3_VBADC_SHIFT)
-#define MAX77843_MUIC_STATUS3_VDNMON_MASK       BIT(STATUS3_VDNMON_SHIFT)
-#define MAX77843_MUIC_STATUS3_DNRES_MASK        BIT(STATUS3_DNRES_SHIFT)
-#define MAX77843_MUIC_STATUS3_MPNACK_MASK       BIT(STATUS3_MPNACK_SHIFT)
+#define MAX77843_MUIC_STATUS1_ADC_SHIFT         0
+#define MAX77843_MUIC_STATUS1_ADCERROR_SHIFT    6
+#define MAX77843_MUIC_STATUS1_ADC1K_SHIFT       7
+#define MAX77843_MUIC_STATUS2_CHGTYP_SHIFT      0
+#define MAX77843_MUIC_STATUS2_CHGDETRUN_SHIFT   3
+#define MAX77843_MUIC_STATUS2_DCDTMR_SHIFT      4
+#define MAX77843_MUIC_STATUS2_DXOVP_SHIFT       5
+#define MAX77843_MUIC_STATUS2_VBVOLT_SHIFT      6
+#define MAX77843_MUIC_STATUS3_VBADC_SHIFT       0
+#define MAX77843_MUIC_STATUS3_VDNMON_SHIFT      4
+#define MAX77843_MUIC_STATUS3_DNRES_SHIFT       5
+#define MAX77843_MUIC_STATUS3_MPNACK_SHIFT      6
+
+#define MAX77843_MUIC_STATUS1_ADC_MASK          (0x1f << MAX77843_MUIC_STATUS1_ADC_SHIFT)
+#define MAX77843_MUIC_STATUS1_ADCERROR_MASK     BIT(MAX77843_MUIC_STATUS1_ADCERROR_SHIFT)
+#define MAX77843_MUIC_STATUS1_ADC1K_MASK        BIT(MAX77843_MUIC_STATUS1_ADC1K_SHIFT)
+#define MAX77843_MUIC_STATUS2_CHGTYP_MASK       (0x7 << MAX77843_MUIC_STATUS2_CHGTYP_SHIFT)
+#define MAX77843_MUIC_STATUS2_CHGDETRUN_MASK    BIT(MAX77843_MUIC_STATUS2_CHGDETRUN_SHIFT)
+#define MAX77843_MUIC_STATUS2_DCDTMR_MASK       BIT(MAX77843_MUIC_STATUS2_DCDTMR_SHIFT)
+#define MAX77843_MUIC_STATUS2_DXOVP_MASK        BIT(MAX77843_MUIC_STATUS2_DXOVP_SHIFT)
+#define MAX77843_MUIC_STATUS2_VBVOLT_MASK       BIT(MAX77843_MUIC_STATUS2_VBVOLT_SHIFT)
+#define MAX77843_MUIC_STATUS3_VBADC_MASK        (0xf << MAX77843_MUIC_STATUS3_VBADC_SHIFT)
+#define MAX77843_MUIC_STATUS3_VDNMON_MASK       BIT(MAX77843_MUIC_STATUS3_VDNMON_SHIFT)
+#define MAX77843_MUIC_STATUS3_DNRES_MASK        BIT(MAX77843_MUIC_STATUS3_DNRES_SHIFT)
+#define MAX77843_MUIC_STATUS3_MPNACK_MASK       BIT(MAX77843_MUIC_STATUS3_MPNACK_SHIFT)
 
 /* MAX77843 CONTROL register */
-#define CONTROL1_COMP1SW_SHIFT                  0
-#define CONTROL1_COMP2SW_SHIFT                  3
-#define CONTROL1_IDBEN_SHIFT                    7
-#define CONTROL2_LOWPWR_SHIFT                   0
-#define CONTROL2_ADCEN_SHIFT                    1
-#define CONTROL2_CPEN_SHIFT                     2
-#define CONTROL2_ACC_DET_SHIFT                  5
-#define CONTROL2_USBCPINT_SHIFT                 6
-#define CONTROL2_RCPS_SHIFT                     7
-#define CONTROL3_JIGSET_SHIFT                   0
-#define CONTROL4_ADCDBSET_SHIFT                 0
-#define CONTROL4_USBAUTO_SHIFT                  4
-#define CONTROL4_FCTAUTO_SHIFT                  5
-#define CONTROL4_ADCMODE_SHIFT                  6
-
-#define MAX77843_MUIC_CONTROL1_COMP1SW_MASK     (0x7 << CONTROL1_COMP1SW_SHIFT)
-#define MAX77843_MUIC_CONTROL1_COMP2SW_MASK     (0x7 << CONTROL1_COMP2SW_SHIFT)
-#define MAX77843_MUIC_CONTROL1_IDBEN_MASK       BIT(CONTROL1_IDBEN_SHIFT)
-#define MAX77843_MUIC_CONTROL2_LOWPWR_MASK      BIT(CONTROL2_LOWPWR_SHIFT)
-#define MAX77843_MUIC_CONTROL2_ADCEN_MASK       BIT(CONTROL2_ADCEN_SHIFT)
-#define MAX77843_MUIC_CONTROL2_CPEN_MASK        BIT(CONTROL2_CPEN_SHIFT)
-#define MAX77843_MUIC_CONTROL2_ACC_DET_MASK     BIT(CONTROL2_ACC_DET_SHIFT)
-#define MAX77843_MUIC_CONTROL2_USBCPINT_MASK    BIT(CONTROL2_USBCPINT_SHIFT)
-#define MAX77843_MUIC_CONTROL2_RCPS_MASK        BIT(CONTROL2_RCPS_SHIFT)
-#define MAX77843_MUIC_CONTROL3_JIGSET_MASK      (0x3 << CONTROL3_JIGSET_SHIFT)
-#define MAX77843_MUIC_CONTROL4_ADCDBSET_MASK    (0x3 << CONTROL4_ADCDBSET_SHIFT)
-#define MAX77843_MUIC_CONTROL4_USBAUTO_MASK     BIT(CONTROL4_USBAUTO_SHIFT)
-#define MAX77843_MUIC_CONTROL4_FCTAUTO_MASK     BIT(CONTROL4_FCTAUTO_SHIFT)
-#define MAX77843_MUIC_CONTROL4_ADCMODE_MASK     (0x3 << CONTROL4_ADCMODE_SHIFT)
+#define MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT    0
+#define MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT    3
+#define MAX77843_MUIC_CONTROL1_IDBEN_SHIFT      7
+#define MAX77843_MUIC_CONTROL2_LOWPWR_SHIFT     0
+#define MAX77843_MUIC_CONTROL2_ADCEN_SHIFT      1
+#define MAX77843_MUIC_CONTROL2_CPEN_SHIFT       2
+#define MAX77843_MUIC_CONTROL2_ACC_DET_SHIFT    5
+#define MAX77843_MUIC_CONTROL2_USBCPINT_SHIFT   6
+#define MAX77843_MUIC_CONTROL2_RCPS_SHIFT       7
+#define MAX77843_MUIC_CONTROL3_JIGSET_SHIFT     0
+#define MAX77843_MUIC_CONTROL4_ADCDBSET_SHIFT   0
+#define MAX77843_MUIC_CONTROL4_USBAUTO_SHIFT    4
+#define MAX77843_MUIC_CONTROL4_FCTAUTO_SHIFT    5
+#define MAX77843_MUIC_CONTROL4_ADCMODE_SHIFT    6
+
+#define MAX77843_MUIC_CONTROL1_COMP1SW_MASK     (0x7 << MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT)
+#define MAX77843_MUIC_CONTROL1_COMP2SW_MASK     (0x7 << MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT)
+#define MAX77843_MUIC_CONTROL1_IDBEN_MASK       BIT(MAX77843_MUIC_CONTROL1_IDBEN_SHIFT)
+#define MAX77843_MUIC_CONTROL2_LOWPWR_MASK      BIT(MAX77843_MUIC_CONTROL2_LOWPWR_SHIFT)
+#define MAX77843_MUIC_CONTROL2_ADCEN_MASK       BIT(MAX77843_MUIC_CONTROL2_ADCEN_SHIFT)
+#define MAX77843_MUIC_CONTROL2_CPEN_MASK        BIT(MAX77843_MUIC_CONTROL2_CPEN_SHIFT)
+#define MAX77843_MUIC_CONTROL2_ACC_DET_MASK     BIT(MAX77843_MUIC_CONTROL2_ACC_DET_SHIFT)
+#define MAX77843_MUIC_CONTROL2_USBCPINT_MASK    BIT(MAX77843_MUIC_CONTROL2_USBCPINT_SHIFT)
+#define MAX77843_MUIC_CONTROL2_RCPS_MASK        BIT(MAX77843_MUIC_CONTROL2_RCPS_SHIFT)
+#define MAX77843_MUIC_CONTROL3_JIGSET_MASK      (0x3 << MAX77843_MUIC_CONTROL3_JIGSET_SHIFT)
+#define MAX77843_MUIC_CONTROL4_ADCDBSET_MASK    (0x3 << MAX77843_MUIC_CONTROL4_ADCDBSET_SHIFT)
+#define MAX77843_MUIC_CONTROL4_USBAUTO_MASK     BIT(MAX77843_MUIC_CONTROL4_USBAUTO_SHIFT)
+#define MAX77843_MUIC_CONTROL4_FCTAUTO_MASK     BIT(MAX77843_MUIC_CONTROL4_FCTAUTO_SHIFT)
+#define MAX77843_MUIC_CONTROL4_ADCMODE_MASK     (0x3 << MAX77843_MUIC_CONTROL4_ADCMODE_SHIFT)
 
 /* MAX77843 switch port */
 #define COM_OPEN                                0
@@ -383,38 +383,38 @@ enum max77843_irq_muic {
 #define COM_AUX_USB                             4
 #define COM_AUX_UART                            5
 
-#define CONTROL1_COM_SW \
+#define MAX77843_MUIC_CONTROL1_COM_SW \
         ((MAX77843_MUIC_CONTROL1_COMP1SW_MASK | \
          MAX77843_MUIC_CONTROL1_COMP2SW_MASK))
 
-#define CONTROL1_SW_OPEN \
-        ((COM_OPEN << CONTROL1_COMP1SW_SHIFT | \
-         COM_OPEN << CONTROL1_COMP2SW_SHIFT))
-#define CONTROL1_SW_USB \
-        ((COM_USB << CONTROL1_COMP1SW_SHIFT | \
-         COM_USB << CONTROL1_COMP2SW_SHIFT))
-#define CONTROL1_SW_AUDIO \
-        ((COM_AUDIO << CONTROL1_COMP1SW_SHIFT | \
-         COM_AUDIO << CONTROL1_COMP2SW_SHIFT))
-#define CONTROL1_SW_UART \
-        ((COM_UART << CONTROL1_COMP1SW_SHIFT | \
-         COM_UART << CONTROL1_COMP2SW_SHIFT))
-#define CONTROL1_SW_AUX_USB \
-        ((COM_AUX_USB << CONTROL1_COMP1SW_SHIFT | \
-         COM_AUX_USB << CONTROL1_COMP2SW_SHIFT))
-#define CONTROL1_SW_AUX_UART \
-        ((COM_AUX_UART << CONTROL1_COMP1SW_SHIFT | \
-         COM_AUX_UART << CONTROL1_COMP2SW_SHIFT))
+#define MAX77843_MUIC_CONTROL1_SW_OPEN \
+        ((COM_OPEN << MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT | \
+         COM_OPEN << MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT))
+#define MAX77843_MUIC_CONTROL1_SW_USB \
+        ((COM_USB << MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT | \
+         COM_USB << MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT))
+#define MAX77843_MUIC_CONTROL1_SW_AUDIO \
+        ((COM_AUDIO << MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT | \
+         COM_AUDIO << MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT))
+#define MAX77843_MUIC_CONTROL1_SW_UART \
+        ((COM_UART << MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT | \
+         COM_UART << MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT))
+#define MAX77843_MUIC_CONTROL1_SW_AUX_USB \
+        ((COM_AUX_USB << MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT | \
+         COM_AUX_USB << MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT))
+#define MAX77843_MUIC_CONTROL1_SW_AUX_UART \
+        ((COM_AUX_UART << MAX77843_MUIC_CONTROL1_COMP1SW_SHIFT | \
+         COM_AUX_UART << MAX77843_MUIC_CONTROL1_COMP2SW_SHIFT))
 
 #define MAX77843_DISABLE                        0
 #define MAX77843_ENABLE                         1
 
 #define CONTROL4_AUTO_DISABLE \
-        ((MAX77843_DISABLE << CONTROL4_USBAUTO_SHIFT) | \
-        (MAX77843_DISABLE << CONTROL4_FCTAUTO_SHIFT))
+        ((MAX77843_DISABLE << MAX77843_MUIC_CONTROL4_USBAUTO_SHIFT) | \
+        (MAX77843_DISABLE << MAX77843_MUIC_CONTROL4_FCTAUTO_SHIFT))
 #define CONTROL4_AUTO_ENABLE \
-        ((MAX77843_ENABLE << CONTROL4_USBAUTO_SHIFT) | \
-        (MAX77843_ENABLE << CONTROL4_FCTAUTO_SHIFT))
+        ((MAX77843_ENABLE << MAX77843_MUIC_CONTROL4_USBAUTO_SHIFT) | \
+        (MAX77843_ENABLE << MAX77843_MUIC_CONTROL4_FCTAUTO_SHIFT))
 
 /* MAX77843 SAFEOUT LDO Control register */
 #define SAFEOUTCTRL_SAFEOUT1_SHIFT              0