From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/iio/adc/twl4030-madc.c | 52 ++++++++++++++++++----------------------------------
1 files changed, 18 insertions(+), 34 deletions(-)
diff --git a/kernel/drivers/iio/adc/twl4030-madc.c b/kernel/drivers/iio/adc/twl4030-madc.c
index 8c019bb..6ce40cc 100644
--- a/kernel/drivers/iio/adc/twl4030-madc.c
+++ b/kernel/drivers/iio/adc/twl4030-madc.c
@@ -1,10 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
*
* TWL4030 MADC module driver-This driver monitors the real time
* conversion of analog signals like battery temperature,
* battery type, battery level etc.
*
- * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
+ * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/
* J Keerthy <j-keerthy@ti.com>
*
* Based on twl4030-madc.c
@@ -12,21 +13,6 @@
* Mikko Ylinen <mikko.k.ylinen@nokia.com>
*
* Amit Kucheria <amit.kucheria@canonical.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
*/
#include <linux/device.h>
@@ -167,7 +153,7 @@
* struct twl4030_madc_data - a container for madc info
* @dev: Pointer to device structure for madc
* @lock: Mutex protecting this data structure
- * @regulator: Pointer to bias regulator for madc
+ * @usb3v1: Pointer to bias regulator for madc
* @requests: Array of request struct corresponding to SW1, SW2 and RT
* @use_second_irq: IRQ selection (main or co-processor)
* @imr: Interrupt mask register of MADC
@@ -175,7 +161,7 @@
*/
struct twl4030_madc_data {
struct device *dev;
- struct mutex lock; /* mutex protecting this data structure */
+ struct mutex lock;
struct regulator *usb3v1;
struct twl4030_madc_request requests[TWL4030_MADC_NUM_METHODS];
bool use_second_irq;
@@ -486,7 +472,7 @@
struct twl4030_madc_data *madc = _madc;
const struct twl4030_madc_conversion_method *method;
u8 isr_val, imr_val;
- int i, len, ret;
+ int i, ret;
struct twl4030_madc_request *r;
mutex_lock(&madc->lock);
@@ -509,7 +495,7 @@
ret = twl4030_madc_disable_irq(madc, i);
if (ret < 0)
dev_dbg(madc->dev, "Disable interrupt failed %d\n", i);
- madc->requests[i].result_pending = 1;
+ madc->requests[i].result_pending = true;
}
for (i = 0; i < TWL4030_MADC_NUM_METHODS; i++) {
r = &madc->requests[i];
@@ -518,11 +504,11 @@
continue;
method = &twl4030_conversion_methods[r->method];
/* Read results */
- len = twl4030_madc_read_channels(madc, method->rbase,
- r->channels, r->rbuf, r->raw);
+ twl4030_madc_read_channels(madc, method->rbase,
+ r->channels, r->rbuf, r->raw);
/* Free request */
- r->result_pending = 0;
- r->active = 0;
+ r->result_pending = false;
+ r->active = false;
}
mutex_unlock(&madc->lock);
@@ -535,15 +521,15 @@
*/
for (i = 0; i < TWL4030_MADC_NUM_METHODS; i++) {
r = &madc->requests[i];
- if (r->active == 0)
+ if (!r->active)
continue;
method = &twl4030_conversion_methods[r->method];
/* Read results */
- len = twl4030_madc_read_channels(madc, method->rbase,
- r->channels, r->rbuf, r->raw);
+ twl4030_madc_read_channels(madc, method->rbase,
+ r->channels, r->rbuf, r->raw);
/* Free request */
- r->result_pending = 0;
- r->active = 0;
+ r->result_pending = false;
+ r->active = false;
}
mutex_unlock(&madc->lock);
@@ -666,16 +652,16 @@
ret = twl4030_madc_start_conversion(twl4030_madc, req->method);
if (ret < 0)
goto out;
- twl4030_madc->requests[req->method].active = 1;
+ twl4030_madc->requests[req->method].active = true;
/* Wait until conversion is ready (ctrl register returns EOC) */
ret = twl4030_madc_wait_conversion_ready(twl4030_madc, 5, method->ctrl);
if (ret) {
- twl4030_madc->requests[req->method].active = 0;
+ twl4030_madc->requests[req->method].active = false;
goto out;
}
ret = twl4030_madc_read_channels(twl4030_madc, method->rbase,
req->channels, req->rbuf, req->raw);
- twl4030_madc->requests[req->method].active = 0;
+ twl4030_madc->requests[req->method].active = false;
out:
mutex_unlock(&twl4030_madc->lock);
@@ -786,8 +772,6 @@
madc->dev = &pdev->dev;
iio_dev->name = dev_name(&pdev->dev);
- iio_dev->dev.parent = &pdev->dev;
- iio_dev->dev.of_node = pdev->dev.of_node;
iio_dev->info = &twl4030_madc_iio_info;
iio_dev->modes = INDIO_DIRECT_MODE;
iio_dev->channels = twl4030_madc_iio_channels;
--
Gitblit v1.6.2