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Commit 156d0705 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Lee Jones
Browse files

mfd: ab8500: Introduce DEFINE_SHOW_ATTRIBUTE() macro 



This macro deduplicates a lot of similar code in the ab8500-debugfs.c module.
Targeting to be moved to seq_file.h eventually.

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 7fdec110

drivers/mfd/ab8500-debugfs.c

+62 −344
Original line number Diff line number Diff line
@@ -1258,6 +1258,19 @@ static struct ab8500_prcmu_ranges ab8540_debug_ranges[AB8500_NUM_BANKS] = { 
	},

};



#define DEFINE_SHOW_ATTRIBUTE(__name)					      \

static int __name ## _open(struct inode *inode, struct file *file)	      \

{									      \

	return single_open(file, __name ## _show, inode->i_private);	      \

}									      \

									      \

static const struct file_operations __name ## _fops = {			      \

	.owner		= THIS_MODULE,					      \

	.open		= __name ## _open,				      \

	.read		= seq_read,					      \

	.llseek		= seq_lseek,					      \

	.release	= single_release,				      \

}									      \



static irqreturn_t ab8500_debug_handler(int irq, void *data)

{
@@ -1318,7 +1331,7 @@ static int ab8500_registers_print(struct device *dev, u32 bank, 
	return 0;

}



static int ab8500_print_bank_registers(struct seq_file *s, void *p)

static int ab8500_bank_registers_show(struct seq_file *s, void *p)

{

	struct device *dev = s->private;

	u32 bank = debug_bank;
@@ -1330,18 +1343,7 @@ static int ab8500_print_bank_registers(struct seq_file *s, void *p) 
	return ab8500_registers_print(dev, bank, s);

}



static int ab8500_registers_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_print_bank_registers, inode->i_private);

}



static const struct file_operations ab8500_registers_fops = {

	.open = ab8500_registers_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_bank_registers);



static int ab8500_print_all_banks(struct seq_file *s, void *p)

{
@@ -1528,7 +1530,7 @@ void ab8500_debug_register_interrupt(int line) 
		num_interrupts[line]++;

}



static int ab8500_interrupts_print(struct seq_file *s, void *p)

static int ab8500_interrupts_show(struct seq_file *s, void *p)

{

	int line;
@@ -1557,10 +1559,7 @@ static int ab8500_interrupts_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_interrupts_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_interrupts_print, inode->i_private);

}

DEFINE_SHOW_ATTRIBUTE(ab8500_interrupts);



/*

 * - HWREG DB8500 formated routines
@@ -1603,7 +1602,7 @@ static int ab8500_hwreg_open(struct inode *inode, struct file *file) 
#define AB8500_LAST_SIM_REG 0x8B

#define AB8505_LAST_SIM_REG 0x8C



static int ab8500_print_modem_registers(struct seq_file *s, void *p)

static int ab8500_modem_show(struct seq_file *s, void *p)

{

	struct device *dev = s->private;

	struct ab8500 *ab8500;
@@ -1659,21 +1658,9 @@ static int ab8500_print_modem_registers(struct seq_file *s, void *p) 
	return err;

}



static int ab8500_modem_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_print_modem_registers,

			   inode->i_private);

}



static const struct file_operations ab8500_modem_fops = {

	.open = ab8500_modem_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_modem);



static int ab8500_gpadc_bat_ctrl_print(struct seq_file *s, void *p)

static int ab8500_gpadc_bat_ctrl_show(struct seq_file *s, void *p)

{

	int bat_ctrl_raw;

	int bat_ctrl_convert;
@@ -1690,21 +1677,9 @@ static int ab8500_gpadc_bat_ctrl_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_bat_ctrl_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_gpadc_bat_ctrl_print,

			   inode->i_private);

}



static const struct file_operations ab8500_gpadc_bat_ctrl_fops = {

	.open = ab8500_gpadc_bat_ctrl_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_bat_ctrl);



static int ab8500_gpadc_btemp_ball_print(struct seq_file *s, void *p)

static int ab8500_gpadc_btemp_ball_show(struct seq_file *s, void *p)

{

	int btemp_ball_raw;

	int btemp_ball_convert;
@@ -1721,22 +1696,9 @@ static int ab8500_gpadc_btemp_ball_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_btemp_ball_open(struct inode *inode,

					struct file *file)

{

	return single_open(file, ab8500_gpadc_btemp_ball_print,

			   inode->i_private);

}



static const struct file_operations ab8500_gpadc_btemp_ball_fops = {

	.open = ab8500_gpadc_btemp_ball_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_btemp_ball);



static int ab8500_gpadc_main_charger_v_print(struct seq_file *s, void *p)

static int ab8500_gpadc_main_charger_v_show(struct seq_file *s, void *p)

{

	int main_charger_v_raw;

	int main_charger_v_convert;
@@ -1753,22 +1715,9 @@ static int ab8500_gpadc_main_charger_v_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_main_charger_v_open(struct inode *inode,

					    struct file *file)

{

	return single_open(file, ab8500_gpadc_main_charger_v_print,

		inode->i_private);

}



static const struct file_operations ab8500_gpadc_main_charger_v_fops = {

	.open = ab8500_gpadc_main_charger_v_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_main_charger_v);



static int ab8500_gpadc_acc_detect1_print(struct seq_file *s, void *p)

static int ab8500_gpadc_acc_detect1_show(struct seq_file *s, void *p)

{

	int acc_detect1_raw;

	int acc_detect1_convert;
@@ -1785,22 +1734,9 @@ static int ab8500_gpadc_acc_detect1_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_acc_detect1_open(struct inode *inode,

					 struct file *file)

{

	return single_open(file, ab8500_gpadc_acc_detect1_print,

		inode->i_private);

}

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_acc_detect1);



static const struct file_operations ab8500_gpadc_acc_detect1_fops = {

	.open = ab8500_gpadc_acc_detect1_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};



static int ab8500_gpadc_acc_detect2_print(struct seq_file *s, void *p)

static int ab8500_gpadc_acc_detect2_show(struct seq_file *s, void *p)

{

	int acc_detect2_raw;

	int acc_detect2_convert;
@@ -1817,22 +1753,9 @@ static int ab8500_gpadc_acc_detect2_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_acc_detect2_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8500_gpadc_acc_detect2_print,

		inode->i_private);

}



static const struct file_operations ab8500_gpadc_acc_detect2_fops = {

	.open = ab8500_gpadc_acc_detect2_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_acc_detect2);



static int ab8500_gpadc_aux1_print(struct seq_file *s, void *p)

static int ab8500_gpadc_aux1_show(struct seq_file *s, void *p)

{

	int aux1_raw;

	int aux1_convert;
@@ -1849,20 +1772,9 @@ static int ab8500_gpadc_aux1_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_aux1_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_gpadc_aux1_print, inode->i_private);

}



static const struct file_operations ab8500_gpadc_aux1_fops = {

	.open = ab8500_gpadc_aux1_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_aux1);



static int ab8500_gpadc_aux2_print(struct seq_file *s, void *p)

static int ab8500_gpadc_aux2_show(struct seq_file *s, void *p)

{

	int aux2_raw;

	int aux2_convert;
@@ -1879,20 +1791,9 @@ static int ab8500_gpadc_aux2_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_aux2_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_gpadc_aux2_print, inode->i_private);

}



static const struct file_operations ab8500_gpadc_aux2_fops = {

	.open = ab8500_gpadc_aux2_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_aux2);



static int ab8500_gpadc_main_bat_v_print(struct seq_file *s, void *p)

static int ab8500_gpadc_main_bat_v_show(struct seq_file *s, void *p)

{

	int main_bat_v_raw;

	int main_bat_v_convert;
@@ -1909,22 +1810,9 @@ static int ab8500_gpadc_main_bat_v_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_main_bat_v_open(struct inode *inode,

					struct file *file)

{

	return single_open(file, ab8500_gpadc_main_bat_v_print,

			   inode->i_private);

}



static const struct file_operations ab8500_gpadc_main_bat_v_fops = {

	.open = ab8500_gpadc_main_bat_v_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_main_bat_v);



static int ab8500_gpadc_vbus_v_print(struct seq_file *s, void *p)

static int ab8500_gpadc_vbus_v_show(struct seq_file *s, void *p)

{

	int vbus_v_raw;

	int vbus_v_convert;
@@ -1941,20 +1829,9 @@ static int ab8500_gpadc_vbus_v_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_vbus_v_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_gpadc_vbus_v_print, inode->i_private);

}

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_vbus_v);



static const struct file_operations ab8500_gpadc_vbus_v_fops = {

	.open = ab8500_gpadc_vbus_v_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};



static int ab8500_gpadc_main_charger_c_print(struct seq_file *s, void *p)

static int ab8500_gpadc_main_charger_c_show(struct seq_file *s, void *p)

{

	int main_charger_c_raw;

	int main_charger_c_convert;
@@ -1971,22 +1848,9 @@ static int ab8500_gpadc_main_charger_c_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_main_charger_c_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8500_gpadc_main_charger_c_print,

		inode->i_private);

}

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_main_charger_c);



static const struct file_operations ab8500_gpadc_main_charger_c_fops = {

	.open = ab8500_gpadc_main_charger_c_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};



static int ab8500_gpadc_usb_charger_c_print(struct seq_file *s, void *p)

static int ab8500_gpadc_usb_charger_c_show(struct seq_file *s, void *p)

{

	int usb_charger_c_raw;

	int usb_charger_c_convert;
@@ -2003,22 +1867,9 @@ static int ab8500_gpadc_usb_charger_c_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_usb_charger_c_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8500_gpadc_usb_charger_c_print,

		inode->i_private);

}



static const struct file_operations ab8500_gpadc_usb_charger_c_fops = {

	.open = ab8500_gpadc_usb_charger_c_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_usb_charger_c);



static int ab8500_gpadc_bk_bat_v_print(struct seq_file *s, void *p)

static int ab8500_gpadc_bk_bat_v_show(struct seq_file *s, void *p)

{

	int bk_bat_v_raw;

	int bk_bat_v_convert;
@@ -2035,21 +1886,9 @@ static int ab8500_gpadc_bk_bat_v_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_bk_bat_v_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_gpadc_bk_bat_v_print,

			   inode->i_private);

}



static const struct file_operations ab8500_gpadc_bk_bat_v_fops = {

	.open = ab8500_gpadc_bk_bat_v_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_bk_bat_v);



static int ab8500_gpadc_die_temp_print(struct seq_file *s, void *p)

static int ab8500_gpadc_die_temp_show(struct seq_file *s, void *p)

{

	int die_temp_raw;

	int die_temp_convert;
@@ -2066,21 +1905,9 @@ static int ab8500_gpadc_die_temp_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_die_temp_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_gpadc_die_temp_print,

			   inode->i_private);

}

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_die_temp);



static const struct file_operations ab8500_gpadc_die_temp_fops = {

	.open = ab8500_gpadc_die_temp_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};



static int ab8500_gpadc_usb_id_print(struct seq_file *s, void *p)

static int ab8500_gpadc_usb_id_show(struct seq_file *s, void *p)

{

	int usb_id_raw;

	int usb_id_convert;
@@ -2097,20 +1924,9 @@ static int ab8500_gpadc_usb_id_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8500_gpadc_usb_id_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8500_gpadc_usb_id_print, inode->i_private);

}



static const struct file_operations ab8500_gpadc_usb_id_fops = {

	.open = ab8500_gpadc_usb_id_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8500_gpadc_usb_id);



static int ab8540_gpadc_xtal_temp_print(struct seq_file *s, void *p)

static int ab8540_gpadc_xtal_temp_show(struct seq_file *s, void *p)

{

	int xtal_temp_raw;

	int xtal_temp_convert;
@@ -2127,21 +1943,9 @@ static int ab8540_gpadc_xtal_temp_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8540_gpadc_xtal_temp_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8540_gpadc_xtal_temp_print,

		inode->i_private);

}

DEFINE_SHOW_ATTRIBUTE(ab8540_gpadc_xtal_temp);



static const struct file_operations ab8540_gpadc_xtal_temp_fops = {

	.open = ab8540_gpadc_xtal_temp_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};



static int ab8540_gpadc_vbat_true_meas_print(struct seq_file *s, void *p)

static int ab8540_gpadc_vbat_true_meas_show(struct seq_file *s, void *p)

{

	int vbat_true_meas_raw;

	int vbat_true_meas_convert;
@@ -2159,22 +1963,9 @@ static int ab8540_gpadc_vbat_true_meas_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8540_gpadc_vbat_true_meas_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8540_gpadc_vbat_true_meas_print,

		inode->i_private);

}



static const struct file_operations ab8540_gpadc_vbat_true_meas_fops = {

	.open = ab8540_gpadc_vbat_true_meas_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8540_gpadc_vbat_true_meas);



static int ab8540_gpadc_bat_ctrl_and_ibat_print(struct seq_file *s, void *p)

static int ab8540_gpadc_bat_ctrl_and_ibat_show(struct seq_file *s, void *p)

{

	int bat_ctrl_raw;

	int bat_ctrl_convert;
@@ -2200,22 +1991,9 @@ static int ab8540_gpadc_bat_ctrl_and_ibat_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8540_gpadc_bat_ctrl_and_ibat_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8540_gpadc_bat_ctrl_and_ibat_print,

		inode->i_private);

}



static const struct file_operations ab8540_gpadc_bat_ctrl_and_ibat_fops = {

	.open = ab8540_gpadc_bat_ctrl_and_ibat_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8540_gpadc_bat_ctrl_and_ibat);



static int ab8540_gpadc_vbat_meas_and_ibat_print(struct seq_file *s, void *p)

static int ab8540_gpadc_vbat_meas_and_ibat_show(struct seq_file *s, void *p)

{

	int vbat_meas_raw;

	int vbat_meas_convert;
@@ -2240,23 +2018,9 @@ static int ab8540_gpadc_vbat_meas_and_ibat_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8540_gpadc_vbat_meas_and_ibat_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8540_gpadc_vbat_meas_and_ibat_print,

		inode->i_private);

}



static const struct file_operations ab8540_gpadc_vbat_meas_and_ibat_fops = {

	.open = ab8540_gpadc_vbat_meas_and_ibat_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8540_gpadc_vbat_meas_and_ibat);



static int ab8540_gpadc_vbat_true_meas_and_ibat_print(struct seq_file *s,

						      void *p)

static int ab8540_gpadc_vbat_true_meas_and_ibat_show(struct seq_file *s, void *p)

{

	int vbat_true_meas_raw;

	int vbat_true_meas_convert;
@@ -2282,23 +2046,9 @@ static int ab8540_gpadc_vbat_true_meas_and_ibat_print(struct seq_file *s, 
	return 0;

}



static int ab8540_gpadc_vbat_true_meas_and_ibat_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8540_gpadc_vbat_true_meas_and_ibat_print,

		inode->i_private);

}

DEFINE_SHOW_ATTRIBUTE(ab8540_gpadc_vbat_true_meas_and_ibat);



static const struct file_operations

ab8540_gpadc_vbat_true_meas_and_ibat_fops = {

	.open = ab8540_gpadc_vbat_true_meas_and_ibat_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};



static int ab8540_gpadc_bat_temp_and_ibat_print(struct seq_file *s, void *p)

static int ab8540_gpadc_bat_temp_and_ibat_show(struct seq_file *s, void *p)

{

	int bat_temp_raw;

	int bat_temp_convert;
@@ -2323,22 +2073,9 @@ static int ab8540_gpadc_bat_temp_and_ibat_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8540_gpadc_bat_temp_and_ibat_open(struct inode *inode,

		struct file *file)

{

	return single_open(file, ab8540_gpadc_bat_temp_and_ibat_print,

		inode->i_private);

}



static const struct file_operations ab8540_gpadc_bat_temp_and_ibat_fops = {

	.open = ab8540_gpadc_bat_temp_and_ibat_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8540_gpadc_bat_temp_and_ibat);



static int ab8540_gpadc_otp_cal_print(struct seq_file *s, void *p)

static int ab8540_gpadc_otp_calib_show(struct seq_file *s, void *p)

{

	struct ab8500_gpadc *gpadc;

	u16 vmain_l, vmain_h, btemp_l, btemp_h;
@@ -2362,18 +2099,7 @@ static int ab8540_gpadc_otp_cal_print(struct seq_file *s, void *p) 
	return 0;

}



static int ab8540_gpadc_otp_cal_open(struct inode *inode, struct file *file)

{

	return single_open(file, ab8540_gpadc_otp_cal_print, inode->i_private);

}



static const struct file_operations ab8540_gpadc_otp_calib_fops = {

	.open = ab8540_gpadc_otp_cal_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};

DEFINE_SHOW_ATTRIBUTE(ab8540_gpadc_otp_calib);



static int ab8500_gpadc_avg_sample_print(struct seq_file *s, void *p)

{
@@ -2906,14 +2632,6 @@ static const struct file_operations ab8500_val_fops = { 
	.owner = THIS_MODULE,

};



static const struct file_operations ab8500_interrupts_fops = {

	.open = ab8500_interrupts_open,

	.read = seq_read,

	.llseek = seq_lseek,

	.release = single_release,

	.owner = THIS_MODULE,

};



static const struct file_operations ab8500_subscribe_fops = {

	.open = ab8500_subscribe_unsubscribe_open,

	.write = ab8500_subscribe_write,
@@ -3000,7 +2718,7 @@ static int ab8500_debug_probe(struct platform_device *plf) 
		goto err;



	file = debugfs_create_file("all-bank-registers", S_IRUGO, ab8500_dir,

				   &plf->dev, &ab8500_registers_fops);

				   &plf->dev, &ab8500_bank_registers_fops);

	if (!file)

		goto err;