From a5969cabbb4660eab42b6ef0412cbbd1200cf14d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 12 Oct 2024 07:10:09 +0000
Subject: [PATCH] 修改led为gpio
---
kernel/drivers/i2c/busses/i2c-tiny-usb.c | 18 ++++++------------
1 files changed, 6 insertions(+), 12 deletions(-)
diff --git a/kernel/drivers/i2c/busses/i2c-tiny-usb.c b/kernel/drivers/i2c/busses/i2c-tiny-usb.c
index a2e3dd7..d1fa9ff 100644
--- a/kernel/drivers/i2c/busses/i2c-tiny-usb.c
+++ b/kernel/drivers/i2c/busses/i2c-tiny-usb.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* driver for the i2c-tiny-usb adapter - 1.0
* http://www.harbaum.org/till/i2c_tiny_usb
*
* Copyright (C) 2006-2007 Till Harbaum (Till@Harbaum.org)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2.
- *
*/
#include <linux/kernel.h>
@@ -88,7 +84,7 @@
pmsg->buf, pmsg->len) != pmsg->len) {
dev_err(&adapter->dev,
"failure reading data\n");
- ret = -EREMOTEIO;
+ ret = -EIO;
goto out;
}
} else {
@@ -98,7 +94,7 @@
pmsg->buf, pmsg->len) != pmsg->len) {
dev_err(&adapter->dev,
"failure writing data\n");
- ret = -EREMOTEIO;
+ ret = -EIO;
goto out;
}
}
@@ -106,13 +102,13 @@
/* read status */
if (usb_read(adapter, CMD_GET_STATUS, 0, 0, pstatus, 1) != 1) {
dev_err(&adapter->dev, "failure reading status\n");
- ret = -EREMOTEIO;
+ ret = -EIO;
goto out;
}
dev_dbg(&adapter->dev, " status = %d\n", *pstatus);
if (*pstatus == STATUS_ADDRESS_NAK) {
- ret = -EREMOTEIO;
+ ret = -ENXIO;
goto out;
}
}
@@ -230,10 +226,8 @@
/* allocate memory for our device state and initialize it */
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
- if (dev == NULL) {
- dev_err(&interface->dev, "Out of memory\n");
+ if (!dev)
goto error;
- }
dev->usb_dev = usb_get_dev(interface_to_usbdev(interface));
dev->interface = interface;
--
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