409 static int msa311_get_odr(struct msa311_priv *msa311, unsigned int *odr)  in msa311_get_odr()  argument
413 	err = regmap_field_read(msa311->fields[F_ODR], odr);  in msa311_get_odr()
449 static int msa311_set_odr(struct msa311_priv *msa311, unsigned int odr)  in msa311_set_odr()  argument
451 	struct device *dev = msa311->dev;  in msa311_set_odr()
456 	err = regmap_field_read(msa311->fields[F_PWR_MODE], &pwr_mode);  in msa311_set_odr()
475 	return regmap_field_write(msa311->fields[F_ODR], odr);  in msa311_set_odr()
485 static int msa311_wait_for_next_data(struct msa311_priv *msa311)  in msa311_wait_for_next_data()  argument
488 	struct device *dev = msa311->dev;  in msa311_wait_for_next_data()
494 	err = msa311_get_odr(msa311, &odr);  in msa311_wait_for_next_data()
530 static int msa311_set_pwr_mode(struct msa311_priv *msa311, unsigned int mode)  in msa311_set_pwr_mode()  argument
532 	struct device *dev = msa311->dev;  in msa311_set_pwr_mode()
541 	err = regmap_field_read(msa311->fields[F_PWR_MODE], &prev_mode);  in msa311_set_pwr_mode()
545 	err = regmap_field_write(msa311->fields[F_PWR_MODE], mode);  in msa311_set_pwr_mode()
552 		return msa311_wait_for_next_data(msa311);  in msa311_set_pwr_mode()
568 static int msa311_get_axis(struct msa311_priv *msa311,  in msa311_get_axis()  argument
572 	struct device *dev = msa311->dev;  in msa311_get_axis()
584 	return regmap_bulk_read(msa311->regs, axis_reg, axis, sizeof(*axis));  in msa311_get_axis()
591 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_read_raw_data()  local
592 	struct device *dev = msa311->dev;  in msa311_read_raw_data()
604 	mutex_lock(&msa311->lock);  in msa311_read_raw_data()
605 	err = msa311_get_axis(msa311, chan, &axis);  in msa311_read_raw_data()
606 	mutex_unlock(&msa311->lock);  in msa311_read_raw_data()
631 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_read_scale()  local
632 	struct device *dev = msa311->dev;  in msa311_read_scale()
636 	mutex_lock(&msa311->lock);  in msa311_read_scale()
637 	err = regmap_field_read(msa311->fields[F_FS], &fs);  in msa311_read_scale()
638 	mutex_unlock(&msa311->lock);  in msa311_read_scale()
653 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_read_samp_freq()  local
654 	struct device *dev = msa311->dev;  in msa311_read_samp_freq()
658 	mutex_lock(&msa311->lock);  in msa311_read_samp_freq()
659 	err = msa311_get_odr(msa311, &odr);  in msa311_read_samp_freq()
660 	mutex_unlock(&msa311->lock);  in msa311_read_samp_freq()
719 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_write_scale()  local
720 	struct device *dev = msa311->dev;  in msa311_write_scale()
736 			mutex_lock(&msa311->lock);  in msa311_write_scale()
737 			err = regmap_field_write(msa311->fields[F_FS], fs);  in msa311_write_scale()
738 			mutex_unlock(&msa311->lock);  in msa311_write_scale()
753 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_write_samp_freq()  local
754 	struct device *dev = msa311->dev;  in msa311_write_samp_freq()
775 			mutex_lock(&msa311->lock);  in msa311_write_samp_freq()
776 			err = msa311_set_odr(msa311, odr);  in msa311_write_samp_freq()
777 			mutex_unlock(&msa311->lock);  in msa311_write_samp_freq()
812 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_debugfs_reg_access()  local
813 	struct device *dev = msa311->dev;  in msa311_debugfs_reg_access()
816 	if (reg > regmap_get_max_register(msa311->regs))  in msa311_debugfs_reg_access()
823 	mutex_lock(&msa311->lock);  in msa311_debugfs_reg_access()
826 		err = regmap_read(msa311->regs, reg, readval);  in msa311_debugfs_reg_access()
828 		err = regmap_write(msa311->regs, reg, writeval);  in msa311_debugfs_reg_access()
830 	mutex_unlock(&msa311->lock);  in msa311_debugfs_reg_access()
844 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_buffer_preenable()  local
845 	struct device *dev = msa311->dev;  in msa311_buffer_preenable()
852 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_buffer_postdisable()  local
853 	struct device *dev = msa311->dev;  in msa311_buffer_postdisable()
864 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_set_new_data_trig_state()  local
865 	struct device *dev = msa311->dev;  in msa311_set_new_data_trig_state()
868 	mutex_lock(&msa311->lock);  in msa311_set_new_data_trig_state()
869 	err = regmap_field_write(msa311->fields[F_NEW_DATA_INT_EN], state);  in msa311_set_new_data_trig_state()
870 	mutex_unlock(&msa311->lock);  in msa311_set_new_data_trig_state()
888 	struct msa311_priv *msa311 = iio_priv(pf->indio_dev);  in msa311_buffer_thread()  local
891 	struct device *dev = msa311->dev;  in msa311_buffer_thread()
901 	mutex_lock(&msa311->lock);  in msa311_buffer_thread()
907 		err = msa311_get_axis(msa311, chan, &axis);  in msa311_buffer_thread()
909 			mutex_unlock(&msa311->lock);  in msa311_buffer_thread()
918 	mutex_unlock(&msa311->lock);  in msa311_buffer_thread()
931 	struct msa311_priv *msa311 = iio_priv(p);  in msa311_irq_thread()  local
933 	struct device *dev = msa311->dev;  in msa311_irq_thread()
936 	mutex_lock(&msa311->lock);  in msa311_irq_thread()
943 	err = regmap_field_read(msa311->fields[F_NEW_DATA_INT_EN],  in msa311_irq_thread()
946 	mutex_unlock(&msa311->lock);  in msa311_irq_thread()
954 		iio_trigger_poll_nested(msa311->new_data_trig);  in msa311_irq_thread()
976 static int msa311_check_partid(struct msa311_priv *msa311)  in msa311_check_partid()  argument
978 	struct device *dev = msa311->dev;  in msa311_check_partid()
982 	err = regmap_read(msa311->regs, MSA311_PARTID_REG, &partid);  in msa311_check_partid()
990 	msa311->chip_name = devm_kasprintf(dev, GFP_KERNEL,  in msa311_check_partid()
992 	if (!msa311->chip_name)  in msa311_check_partid()
998 static int msa311_soft_reset(struct msa311_priv *msa311)  in msa311_soft_reset()  argument
1000 	struct device *dev = msa311->dev;  in msa311_soft_reset()
1003 	err = regmap_write(msa311->regs, MSA311_SOFT_RESET_REG,  in msa311_soft_reset()
1012 static int msa311_chip_init(struct msa311_priv *msa311)  in msa311_chip_init()  argument
1014 	struct device *dev = msa311->dev;  in msa311_chip_init()
1018 	err = regmap_write(msa311->regs, MSA311_RANGE_REG, MSA311_FS_16G);  in msa311_chip_init()
1023 	err = regmap_bulk_write(msa311->regs, MSA311_INT_SET_0_REG,  in msa311_chip_init()
1030 	err = regmap_bulk_write(msa311->regs, MSA311_INT_MAP_0_REG,  in msa311_chip_init()
1037 	err = regmap_update_bits(msa311->regs, MSA311_ODR_REG,  in msa311_chip_init()
1044 	err = msa311_set_odr(msa311, MSA311_ODR_125_HZ);  in msa311_chip_init()
1052 static int msa311_setup_interrupts(struct msa311_priv *msa311)  in msa311_setup_interrupts()  argument
1054 	struct device *dev = msa311->dev;  in msa311_setup_interrupts()
1066 					msa311->chip_name, indio_dev);  in msa311_setup_interrupts()
1070 	trig = devm_iio_trigger_alloc(dev, "%s-new-data", msa311->chip_name);  in msa311_setup_interrupts()
1075 	msa311->new_data_trig = trig;  in msa311_setup_interrupts()
1076 	msa311->new_data_trig->ops = &msa311_new_data_trig_ops;  in msa311_setup_interrupts()
1077 	iio_trigger_set_drvdata(msa311->new_data_trig, indio_dev);  in msa311_setup_interrupts()
1079 	err = devm_iio_trigger_register(dev, msa311->new_data_trig);  in msa311_setup_interrupts()
1084 	err = regmap_field_write(msa311->fields[F_INT1_OD],  in msa311_setup_interrupts()
1090 	err = regmap_field_write(msa311->fields[F_INT1_LVL],  in msa311_setup_interrupts()
1096 	err = regmap_field_write(msa311->fields[F_LATCH_INT],  in msa311_setup_interrupts()
1102 	err = regmap_field_write(msa311->fields[F_RESET_INT], 1);  in msa311_setup_interrupts()
1107 	err = regmap_field_write(msa311->fields[F_INT1_NEW_DATA], 1);  in msa311_setup_interrupts()
1115 static int msa311_regmap_init(struct msa311_priv *msa311)  in msa311_regmap_init()  argument
1117 	struct regmap_field **fields = msa311->fields;  in msa311_regmap_init()
1118 	struct device *dev = msa311->dev;  in msa311_regmap_init()
1128 	msa311->regs = regmap;  in msa311_regmap_init()
1132 						    msa311->regs,  in msa311_regmap_init()
1134 		if (IS_ERR(msa311->fields[i]))  in msa311_regmap_init()
1135 			return dev_err_probe(dev, PTR_ERR(msa311->fields[i]),  in msa311_regmap_init()
1142 static void msa311_powerdown(void *msa311)  in msa311_powerdown()  argument
1144 	msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_SUSPEND);  in msa311_powerdown()
1150 	struct msa311_priv *msa311;  in msa311_probe()  local
1154 	indio_dev = devm_iio_device_alloc(dev, sizeof(*msa311));  in msa311_probe()
1159 	msa311 = iio_priv(indio_dev);  in msa311_probe()
1160 	msa311->dev = dev;  in msa311_probe()
1163 	err = msa311_regmap_init(msa311);  in msa311_probe()
1167 	mutex_init(&msa311->lock);  in msa311_probe()
1173 	err = msa311_check_partid(msa311);  in msa311_probe()
1177 	err = msa311_soft_reset(msa311);  in msa311_probe()
1181 	err = msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_NORMAL);  in msa311_probe()
1196 	err = devm_add_action_or_reset(dev, msa311_powerdown, msa311);  in msa311_probe()
1212 	err = msa311_chip_init(msa311);  in msa311_probe()
1219 	indio_dev->name = msa311->chip_name;  in msa311_probe()
1230 	err = msa311_setup_interrupts(msa311);  in msa311_probe()
1247 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_runtime_suspend()  local
1250 	mutex_lock(&msa311->lock);  in msa311_runtime_suspend()
1251 	err = msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_SUSPEND);  in msa311_runtime_suspend()
1252 	mutex_unlock(&msa311->lock);  in msa311_runtime_suspend()
1263 	struct msa311_priv *msa311 = iio_priv(indio_dev);  in msa311_runtime_resume()  local
1266 	mutex_lock(&msa311->lock);  in msa311_runtime_resume()
1267 	err = msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_NORMAL);  in msa311_runtime_resume()
1268 	mutex_unlock(&msa311->lock);  in msa311_runtime_resume()