iio: hid-sensors: lighten exported symbols by moving to IIO_HID namespace

A namespace for exported symbols makes clear who is a provider
and who is a consumer of the certain resources. Besides that,
it doesn't pollute the common namespace.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Link: https://lore.kernel.org/r/20210614162447.5392-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

2 files changed, 18 insertions, 17 deletions

diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
index cb52b4fd6bf7..a81a0b206af6 100644
--- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
+++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
@@ -176,7 +176,7 @@ s32 hid_sensor_read_poll_value(struct hid_sensor_common *st)
 
 	return value;
 }
-EXPORT_SYMBOL(hid_sensor_read_poll_value);
+EXPORT_SYMBOL_NS(hid_sensor_read_poll_value, IIO_HID_ATTRIBUTES);
 
 int hid_sensor_read_samp_freq_value(struct hid_sensor_common *st,
 				int *val1, int *val2)
@@ -203,7 +203,7 @@ int hid_sensor_read_samp_freq_value(struct hid_sensor_common *st,
 
 	return IIO_VAL_INT_PLUS_MICRO;
 }
-EXPORT_SYMBOL(hid_sensor_read_samp_freq_value);
+EXPORT_SYMBOL_NS(hid_sensor_read_samp_freq_value, IIO_HID);
 
 int hid_sensor_write_samp_freq_value(struct hid_sensor_common *st,
 				int val1, int val2)
@@ -238,7 +238,7 @@ int hid_sensor_write_samp_freq_value(struct hid_sensor_common *st,
 
 	return 0;
 }
-EXPORT_SYMBOL(hid_sensor_write_samp_freq_value);
+EXPORT_SYMBOL_NS(hid_sensor_write_samp_freq_value, IIO_HID);
 
 int hid_sensor_read_raw_hyst_value(struct hid_sensor_common *st,
 				int *val1, int *val2)
@@ -261,7 +261,7 @@ int hid_sensor_read_raw_hyst_value(struct hid_sensor_common *st,
 
 	return IIO_VAL_INT_PLUS_MICRO;
 }
-EXPORT_SYMBOL(hid_sensor_read_raw_hyst_value);
+EXPORT_SYMBOL_NS(hid_sensor_read_raw_hyst_value, IIO_HID);
 
 int hid_sensor_read_raw_hyst_rel_value(struct hid_sensor_common *st, int *val1,
 				       int *val2)
@@ -283,7 +283,7 @@ int hid_sensor_read_raw_hyst_rel_value(struct hid_sensor_common *st, int *val1,
 
 	return IIO_VAL_INT_PLUS_MICRO;
 }
-EXPORT_SYMBOL(hid_sensor_read_raw_hyst_rel_value);
+EXPORT_SYMBOL_NS(hid_sensor_read_raw_hyst_rel_value, IIO_HID);
 
 
 int hid_sensor_write_raw_hyst_value(struct hid_sensor_common *st,
@@ -315,7 +315,7 @@ int hid_sensor_write_raw_hyst_value(struct hid_sensor_common *st,
 
 	return 0;
 }
-EXPORT_SYMBOL(hid_sensor_write_raw_hyst_value);
+EXPORT_SYMBOL_NS(hid_sensor_write_raw_hyst_value, IIO_HID);
 
 int hid_sensor_write_raw_hyst_rel_value(struct hid_sensor_common *st,
 					int val1, int val2)
@@ -346,7 +346,7 @@ int hid_sensor_write_raw_hyst_rel_value(struct hid_sensor_common *st,
 
 	return 0;
 }
-EXPORT_SYMBOL(hid_sensor_write_raw_hyst_rel_value);
+EXPORT_SYMBOL_NS(hid_sensor_write_raw_hyst_rel_value, IIO_HID);
 
 /*
  * This fuction applies the unit exponent to the scale.
@@ -430,14 +430,14 @@ int hid_sensor_format_scale(u32 usage_id,
 
 	return IIO_VAL_INT_PLUS_NANO;
 }
-EXPORT_SYMBOL(hid_sensor_format_scale);
+EXPORT_SYMBOL_NS(hid_sensor_format_scale, IIO_HID);
 
 int64_t hid_sensor_convert_timestamp(struct hid_sensor_common *st,
 				     int64_t raw_value)
 {
 	return st->timestamp_ns_scale * raw_value;
 }
-EXPORT_SYMBOL(hid_sensor_convert_timestamp);
+EXPORT_SYMBOL_NS(hid_sensor_convert_timestamp, IIO_HID);
 
 static
 int hid_sensor_get_reporting_interval(struct hid_sensor_hub_device *hsdev,
@@ -484,7 +484,7 @@ int hid_sensor_get_report_latency(struct hid_sensor_common *st)
 
 	return value;
 }
-EXPORT_SYMBOL(hid_sensor_get_report_latency);
+EXPORT_SYMBOL_NS(hid_sensor_get_report_latency, IIO_HID_ATTRIBUTES);
 
 int hid_sensor_set_report_latency(struct hid_sensor_common *st, int latency_ms)
 {
@@ -492,13 +492,13 @@ int hid_sensor_set_report_latency(struct hid_sensor_common *st, int latency_ms)
 				      st->report_latency.index,
 				      sizeof(latency_ms), &latency_ms);
 }
-EXPORT_SYMBOL(hid_sensor_set_report_latency);
+EXPORT_SYMBOL_NS(hid_sensor_set_report_latency, IIO_HID_ATTRIBUTES);
 
 bool hid_sensor_batch_mode_supported(struct hid_sensor_common *st)
 {
 	return st->report_latency.index > 0 && st->report_latency.report_id > 0;
 }
-EXPORT_SYMBOL(hid_sensor_batch_mode_supported);
+EXPORT_SYMBOL_NS(hid_sensor_batch_mode_supported, IIO_HID_ATTRIBUTES);
 
 int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev,
 					u32 usage_id,
@@ -590,7 +590,7 @@ int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev,
 
 	return 0;
 }
-EXPORT_SYMBOL(hid_sensor_parse_common_attributes);
+EXPORT_SYMBOL_NS(hid_sensor_parse_common_attributes, IIO_HID);
 
 MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@intel.com>");
 MODULE_DESCRIPTION("HID Sensor common attribute processing");
diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
index c06537e106e9..60e85d675387 100644
--- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
+++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
@@ -150,7 +150,7 @@ static int _hid_sensor_power_state(struct hid_sensor_common *st, bool state)
 
 	return 0;
 }
-EXPORT_SYMBOL(hid_sensor_power_state);
+EXPORT_SYMBOL_NS(hid_sensor_power_state, IIO_HID);
 
 int hid_sensor_power_state(struct hid_sensor_common *st, bool state)
 {
@@ -225,7 +225,7 @@ void hid_sensor_remove_trigger(struct iio_dev *indio_dev,
 	iio_trigger_free(attrb->trigger);
 	iio_triggered_buffer_cleanup(indio_dev);
 }
-EXPORT_SYMBOL(hid_sensor_remove_trigger);
+EXPORT_SYMBOL_NS(hid_sensor_remove_trigger, IIO_HID);
 
 static const struct iio_trigger_ops hid_sensor_trigger_ops = {
 	.set_trigger_state = &hid_sensor_data_rdy_trigger_set_state,
@@ -291,7 +291,7 @@ error_triggered_buffer_cleanup:
 	iio_triggered_buffer_cleanup(indio_dev);
 	return ret;
 }
-EXPORT_SYMBOL(hid_sensor_setup_trigger);
+EXPORT_SYMBOL_NS(hid_sensor_setup_trigger, IIO_HID);
 
 static int __maybe_unused hid_sensor_suspend(struct device *dev)
 {
@@ -321,8 +321,9 @@ const struct dev_pm_ops hid_sensor_pm_ops = {
 	SET_RUNTIME_PM_OPS(hid_sensor_suspend,
 			   hid_sensor_runtime_resume, NULL)
 };
-EXPORT_SYMBOL(hid_sensor_pm_ops);
+EXPORT_SYMBOL_NS(hid_sensor_pm_ops, IIO_HID);
 
 MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@intel.com>");
 MODULE_DESCRIPTION("HID Sensor trigger processing");
 MODULE_LICENSE("GPL");
+MODULE_IMPORT_NS(IIO_HID_ATTRIBUTES);