From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/drivers/media/radio/wl128x/fmdrv_v4l2.c | 34 +++++++++++-----------------------
1 files changed, 11 insertions(+), 23 deletions(-)
diff --git a/kernel/drivers/media/radio/wl128x/fmdrv_v4l2.c b/kernel/drivers/media/radio/wl128x/fmdrv_v4l2.c
index 33abc86..1c146d1 100644
--- a/kernel/drivers/media/radio/wl128x/fmdrv_v4l2.c
+++ b/kernel/drivers/media/radio/wl128x/fmdrv_v4l2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* FM Driver for Connectivity chip of Texas Instruments.
* This file provides interfaces to V4L2 subsystem.
@@ -12,16 +13,6 @@
* Copyright (C) 2011 Texas Instruments
* Author: Raja Mani <raja_mani@ti.com>
* Author: Manjunatha Halli <manjunatha_halli@ti.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.
- *
*/
#include <linux/export.h>
@@ -190,17 +181,10 @@
static int fm_v4l2_vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *capability)
{
- strlcpy(capability->driver, FM_DRV_NAME, sizeof(capability->driver));
- strlcpy(capability->card, FM_DRV_CARD_SHORT_NAME,
- sizeof(capability->card));
+ strscpy(capability->driver, FM_DRV_NAME, sizeof(capability->driver));
+ strscpy(capability->card, FM_DRV_CARD_SHORT_NAME,
+ sizeof(capability->card));
sprintf(capability->bus_info, "UART");
- capability->device_caps = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER |
- V4L2_CAP_RADIO | V4L2_CAP_MODULATOR |
- V4L2_CAP_AUDIO | V4L2_CAP_READWRITE |
- V4L2_CAP_RDS_CAPTURE;
- capability->capabilities = capability->device_caps |
- V4L2_CAP_DEVICE_CAPS;
-
return 0;
}
@@ -249,7 +233,7 @@
struct v4l2_audio *audio)
{
memset(audio, 0, sizeof(*audio));
- strcpy(audio->name, "Radio");
+ strscpy(audio->name, "Radio", sizeof(audio->name));
audio->capability = V4L2_AUDCAP_STEREO;
return 0;
@@ -293,7 +277,7 @@
if (ret != 0)
return ret;
- strcpy(tuner->name, "FM");
+ strscpy(tuner->name, "FM", sizeof(tuner->name));
tuner->type = V4L2_TUNER_RADIO;
/* Store rangelow and rangehigh freq in unit of 62.5 Hz */
tuner->rangelow = bottom_freq * 16;
@@ -524,6 +508,9 @@
* but that would affect applications using this driver.
*/
.vfl_dir = VFL_DIR_M2M,
+ .device_caps = V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER | V4L2_CAP_RADIO |
+ V4L2_CAP_MODULATOR | V4L2_CAP_AUDIO |
+ V4L2_CAP_READWRITE | V4L2_CAP_RDS_CAPTURE,
};
int fm_v4l2_init_video_device(struct fmdev *fmdev, int radio_nr)
@@ -531,7 +518,8 @@
struct v4l2_ctrl *ctrl;
int ret;
- strlcpy(fmdev->v4l2_dev.name, FM_DRV_NAME, sizeof(fmdev->v4l2_dev.name));
+ strscpy(fmdev->v4l2_dev.name, FM_DRV_NAME,
+ sizeof(fmdev->v4l2_dev.name));
ret = v4l2_device_register(NULL, &fmdev->v4l2_dev);
if (ret < 0)
return ret;
--
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