From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/iio/gyro/st_gyro_core.c | 60 +++++++++++++++++++++++++++++++-----------------------------
1 files changed, 31 insertions(+), 29 deletions(-)
diff --git a/kernel/drivers/iio/gyro/st_gyro_core.c b/kernel/drivers/iio/gyro/st_gyro_core.c
index 02f6f26..8c87f85 100644
--- a/kernel/drivers/iio/gyro/st_gyro_core.c
+++ b/kernel/drivers/iio/gyro/st_gyro_core.c
@@ -1,11 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* STMicroelectronics gyroscopes driver
*
* Copyright 2012-2013 STMicroelectronics Inc.
*
* Denis Ciocca <denis.ciocca@st.com>
- *
- * Licensed under the GPL-2.
*/
#include <linux/kernel.h>
@@ -13,10 +12,8 @@
#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/types.h>
-#include <linux/mutex.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
-#include <linux/gpio.h>
#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/iio/iio.h>
@@ -442,45 +439,55 @@
#define ST_GYRO_TRIGGER_OPS NULL
#endif
+/*
+ * st_gyro_get_settings() - get sensor settings from device name
+ * @name: device name buffer reference.
+ *
+ * Return: valid reference on success, NULL otherwise.
+ */
+const struct st_sensor_settings *st_gyro_get_settings(const char *name)
+{
+ int index = st_sensors_get_settings_index(name,
+ st_gyro_sensors_settings,
+ ARRAY_SIZE(st_gyro_sensors_settings));
+ if (index < 0)
+ return NULL;
+
+ return &st_gyro_sensors_settings[index];
+}
+EXPORT_SYMBOL(st_gyro_get_settings);
+
int st_gyro_common_probe(struct iio_dev *indio_dev)
{
struct st_sensor_data *gdata = iio_priv(indio_dev);
- int irq = gdata->get_irq_data_ready(indio_dev);
+ struct st_sensors_platform_data *pdata;
int err;
indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->info = &gyro_info;
- mutex_init(&gdata->tb.buf_lock);
- err = st_sensors_power_enable(indio_dev);
- if (err)
+ err = st_sensors_verify_id(indio_dev);
+ if (err < 0)
return err;
- err = st_sensors_check_device_support(indio_dev,
- ARRAY_SIZE(st_gyro_sensors_settings),
- st_gyro_sensors_settings);
- if (err < 0)
- goto st_gyro_power_off;
-
gdata->num_data_channels = ST_GYRO_NUMBER_DATA_CHANNELS;
- gdata->multiread_bit = gdata->sensor_settings->multi_read_bit;
indio_dev->channels = gdata->sensor_settings->ch;
indio_dev->num_channels = ST_SENSORS_NUMBER_ALL_CHANNELS;
- gdata->current_fullscale = (struct st_sensor_fullscale_avl *)
- &gdata->sensor_settings->fs.fs_avl[0];
+ gdata->current_fullscale = &gdata->sensor_settings->fs.fs_avl[0];
gdata->odr = gdata->sensor_settings->odr.odr_avl[0].hz;
- err = st_sensors_init_sensor(indio_dev,
- (struct st_sensors_platform_data *)&gyro_pdata);
+ pdata = (struct st_sensors_platform_data *)&gyro_pdata;
+
+ err = st_sensors_init_sensor(indio_dev, pdata);
if (err < 0)
- goto st_gyro_power_off;
+ return err;
err = st_gyro_allocate_ring(indio_dev);
if (err < 0)
- goto st_gyro_power_off;
+ return err;
- if (irq > 0) {
+ if (gdata->irq > 0) {
err = st_sensors_allocate_trigger(indio_dev,
ST_GYRO_TRIGGER_OPS);
if (err < 0)
@@ -497,13 +504,10 @@
return 0;
st_gyro_device_register_error:
- if (irq > 0)
+ if (gdata->irq > 0)
st_sensors_deallocate_trigger(indio_dev);
st_gyro_probe_trigger_error:
st_gyro_deallocate_ring(indio_dev);
-st_gyro_power_off:
- st_sensors_power_disable(indio_dev);
-
return err;
}
EXPORT_SYMBOL(st_gyro_common_probe);
@@ -512,10 +516,8 @@
{
struct st_sensor_data *gdata = iio_priv(indio_dev);
- st_sensors_power_disable(indio_dev);
-
iio_device_unregister(indio_dev);
- if (gdata->get_irq_data_ready(indio_dev) > 0)
+ if (gdata->irq > 0)
st_sensors_deallocate_trigger(indio_dev);
st_gyro_deallocate_ring(indio_dev);
--
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