From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/media/i2c/it6616.c | 69 +++++++++++++---------------------
1 files changed, 27 insertions(+), 42 deletions(-)
diff --git a/kernel/drivers/media/i2c/it6616.c b/kernel/drivers/media/i2c/it6616.c
index 6928a11..22c610f 100644
--- a/kernel/drivers/media/i2c/it6616.c
+++ b/kernel/drivers/media/i2c/it6616.c
@@ -20,6 +20,7 @@
#include <linux/module.h>
#include <linux/of_graph.h>
#include <linux/rk-camera-module.h>
+#include <linux/rk_hdmirx_class.h>
#include <linux/slab.h>
#include <linux/timer.h>
#include <linux/v4l2-dv-timings.h>
@@ -471,7 +472,6 @@
struct regmap *mipi_regmap;
struct regmap *edid_regmap;
u8 attr_hdmi_reg_bank;
- struct class *hdmirx_class;
struct device *dev;
struct device *classdev;
struct v4l2_fwnode_bus_mipi_csi2 bus;
@@ -3519,6 +3519,16 @@
return 0;
}
+static void it6616_detect_hot_plug(struct v4l2_subdev *sd)
+{
+ struct it6616 *it6616 = to_it6616(sd);
+
+ if (it6616->mipi_tx_video_stable && it6616_hdmi_is_5v_on(it6616))
+ v4l2_ctrl_s_ctrl(it6616->detect_tx_5v_ctrl, 1);
+ else
+ v4l2_ctrl_s_ctrl(it6616->detect_tx_5v_ctrl, 0);
+}
+
static void it6616_work_i2c_poll(struct work_struct *work)
{
struct delayed_work *dwork = to_delayed_work(work);
@@ -3526,8 +3536,8 @@
struct it6616, work_i2c_poll);
bool handled;
- it6616_s_ctrl_detect_tx_5v(&it6616->sd);
it6616_isr(&it6616->sd, 0, &handled);
+ it6616_detect_hot_plug(&it6616->sd);
schedule_delayed_work(&it6616->work_i2c_poll,
msecs_to_jiffies(POLL_INTERVAL_MS));
}
@@ -4212,54 +4222,29 @@
static DEVICE_ATTR_RO(audio_present);
static DEVICE_ATTR_RO(audio_rate);
+static struct attribute *it6616_audio_attrs[] = {
+ &dev_attr_audio_rate.attr,
+ &dev_attr_audio_present.attr,
+ NULL
+};
+ATTRIBUTE_GROUPS(it6616_audio);
+
static int it6616_create_class_attr(struct it6616 *it6616)
{
- int ret = 0;
-
- it6616->hdmirx_class = class_create(THIS_MODULE, "hdmirx_it6616");
- if (IS_ERR(it6616->hdmirx_class)) {
- ret = -ENOMEM;
- dev_err(it6616->dev, "failed to create hdmirx_it6616 class!\n");
- return ret;
- }
-
- it6616->classdev = device_create(it6616->hdmirx_class, NULL,
- MKDEV(0, 0), NULL, "hdmirx_it6616");
- if (IS_ERR(it6616->classdev)) {
- ret = PTR_ERR(it6616->classdev);
- dev_err(it6616->dev, "Failed to create device\n");
- goto err1;
- }
-
- ret = device_create_file(it6616->classdev,
- &dev_attr_audio_present);
- if (ret) {
- dev_err(it6616->dev, "failed to create attr audio_present!\n");
- goto err1;
- }
-
- ret = device_create_file(it6616->classdev,
- &dev_attr_audio_rate);
- if (ret) {
- dev_err(it6616->dev,
- "failed to create attr audio_rate!\n");
- goto err;
- }
-
- return ret;
-
-err:
- device_remove_file(it6616->classdev, &dev_attr_audio_present);
-err1:
- class_destroy(it6616->hdmirx_class);
- return ret;
+ it6616->classdev = device_create_with_groups(rk_hdmirx_class(),
+ it6616->dev, MKDEV(0, 0),
+ it6616,
+ it6616_audio_groups,
+ "it6616");
+ if (IS_ERR(it6616->classdev))
+ return IS_ERR(it6616->classdev);
+ return 0;
}
static void it6616_remove_class_attr(struct it6616 *it6616)
{
device_remove_file(it6616->classdev, &dev_attr_audio_rate);
device_remove_file(it6616->classdev, &dev_attr_audio_present);
- class_destroy(it6616->hdmirx_class);
}
static int it6616_probe(struct i2c_client *client,
--
Gitblit v1.6.2