From cde9070d9970eef1f7ec2360586c802a16230ad8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:50 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux driver
---
kernel/drivers/media/rc/ir-mce_kbd-decoder.c | 97 ++++++++++--------------------------------------
1 files changed, 20 insertions(+), 77 deletions(-)
diff --git a/kernel/drivers/media/rc/ir-mce_kbd-decoder.c b/kernel/drivers/media/rc/ir-mce_kbd-decoder.c
index 64ea429..1524dc0 100644
--- a/kernel/drivers/media/rc/ir-mce_kbd-decoder.c
+++ b/kernel/drivers/media/rc/ir-mce_kbd-decoder.c
@@ -1,18 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* ir-mce_kbd-decoder.c - A decoder for the RC6-ish keyboard/mouse IR protocol
* used by the Microsoft Remote Keyboard for Windows Media Center Edition,
* referred to by Microsoft's Windows Media Center remote specification docs
* as "an internal protocol called MCIR-2".
*
* Copyright (C) 2011 by Jarod Wilson <jarod@redhat.com>
- *
- * 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 of the License.
- *
- * 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/module.h>
@@ -29,7 +21,7 @@
* input device for the remote, rather than the keyboard/mouse one.
*/
-#define MCIR2_UNIT 333333 /* ns */
+#define MCIR2_UNIT 333 /* us */
#define MCIR2_HEADER_NBITS 5
#define MCIR2_MOUSE_NBITS 29
#define MCIR2_KEYBOARD_NBITS 32
@@ -129,13 +121,14 @@
if (time_is_before_eq_jiffies(raw->mce_kbd.rx_timeout.expires)) {
for (i = 0; i < 7; i++) {
maskcode = kbd_keycodes[MCIR2_MASK_KEYS_START + i];
- input_report_key(raw->mce_kbd.idev, maskcode, 0);
+ input_report_key(raw->dev->input_dev, maskcode, 0);
}
for (i = 0; i < MCIR2_MASK_KEYS_START; i++)
- input_report_key(raw->mce_kbd.idev, kbd_keycodes[i], 0);
+ input_report_key(raw->dev->input_dev, kbd_keycodes[i],
+ 0);
- input_sync(raw->mce_kbd.idev);
+ input_sync(raw->dev->input_dev);
}
spin_unlock_irqrestore(&raw->mce_kbd.keylock, flags);
}
@@ -154,7 +147,6 @@
static void ir_mce_kbd_process_keyboard_data(struct rc_dev *dev, u32 scancode)
{
- struct mce_kbd_dec *data = &dev->raw->mce_kbd;
u8 keydata1 = (scancode >> 8) & 0xff;
u8 keydata2 = (scancode >> 16) & 0xff;
u8 shiftmask = scancode & 0xff;
@@ -170,23 +162,22 @@
keystate = 1;
else
keystate = 0;
- input_report_key(data->idev, maskcode, keystate);
+ input_report_key(dev->input_dev, maskcode, keystate);
}
if (keydata1)
- input_report_key(data->idev, kbd_keycodes[keydata1], 1);
+ input_report_key(dev->input_dev, kbd_keycodes[keydata1], 1);
if (keydata2)
- input_report_key(data->idev, kbd_keycodes[keydata2], 1);
+ input_report_key(dev->input_dev, kbd_keycodes[keydata2], 1);
if (!keydata1 && !keydata2) {
for (i = 0; i < MCIR2_MASK_KEYS_START; i++)
- input_report_key(data->idev, kbd_keycodes[i], 0);
+ input_report_key(dev->input_dev, kbd_keycodes[i], 0);
}
}
static void ir_mce_kbd_process_mouse_data(struct rc_dev *dev, u32 scancode)
{
- struct mce_kbd_dec *data = &dev->raw->mce_kbd;
/* raw mouse coordinates */
u8 xdata = (scancode >> 7) & 0x7f;
u8 ydata = (scancode >> 14) & 0x7f;
@@ -208,11 +199,11 @@
dev_dbg(&dev->dev, "mouse: x = %d, y = %d, btns = %s%s\n",
x, y, left ? "L" : "", right ? "R" : "");
- input_report_rel(data->idev, REL_X, x);
- input_report_rel(data->idev, REL_Y, y);
+ input_report_rel(dev->input_dev, REL_X, x);
+ input_report_rel(dev->input_dev, REL_Y, y);
- input_report_key(data->idev, BTN_LEFT, left);
- input_report_key(data->idev, BTN_RIGHT, right);
+ input_report_key(dev->input_dev, BTN_LEFT, left);
+ input_report_key(dev->input_dev, BTN_RIGHT, right);
}
/**
@@ -240,7 +231,7 @@
again:
dev_dbg(&dev->dev, "started at state %i (%uus %s)\n",
- data->state, TO_US(ev.duration), TO_STR(ev.pulse));
+ data->state, ev.duration, TO_STR(ev.pulse));
if (!geq_margin(ev.duration, MCIR2_UNIT, MCIR2_UNIT / 2))
return 0;
@@ -329,7 +320,7 @@
data->body);
spin_lock(&data->keylock);
if (scancode) {
- delay = nsecs_to_jiffies(dev->timeout) +
+ delay = usecs_to_jiffies(dev->timeout) +
msecs_to_jiffies(100);
mod_timer(&data->rx_timeout, jiffies + delay);
} else {
@@ -353,16 +344,16 @@
}
lsc.scancode = scancode;
- ir_lirc_scancode_event(dev, &lsc);
+ lirc_scancode_event(dev, &lsc);
data->state = STATE_INACTIVE;
- input_event(data->idev, EV_MSC, MSC_SCAN, scancode);
- input_sync(data->idev);
+ input_event(dev->input_dev, EV_MSC, MSC_SCAN, scancode);
+ input_sync(dev->input_dev);
return 0;
}
out:
dev_dbg(&dev->dev, "failed at state %i (%uus %s)\n",
- data->state, TO_US(ev.duration), TO_STR(ev.pulse));
+ data->state, ev.duration, TO_STR(ev.pulse));
data->state = STATE_INACTIVE;
return -EINVAL;
}
@@ -370,55 +361,9 @@
static int ir_mce_kbd_register(struct rc_dev *dev)
{
struct mce_kbd_dec *mce_kbd = &dev->raw->mce_kbd;
- struct input_dev *idev;
- int i, ret;
-
- idev = input_allocate_device();
- if (!idev)
- return -ENOMEM;
-
- snprintf(mce_kbd->name, sizeof(mce_kbd->name),
- "MCE IR Keyboard/Mouse (%s)", dev->driver_name);
- strlcat(mce_kbd->phys, "/input0", sizeof(mce_kbd->phys));
-
- idev->name = mce_kbd->name;
- idev->phys = mce_kbd->phys;
-
- /* Keyboard bits */
- set_bit(EV_KEY, idev->evbit);
- set_bit(EV_REP, idev->evbit);
- for (i = 0; i < sizeof(kbd_keycodes); i++)
- set_bit(kbd_keycodes[i], idev->keybit);
-
- /* Mouse bits */
- set_bit(EV_REL, idev->evbit);
- set_bit(REL_X, idev->relbit);
- set_bit(REL_Y, idev->relbit);
- set_bit(BTN_LEFT, idev->keybit);
- set_bit(BTN_RIGHT, idev->keybit);
-
- /* Report scancodes too */
- set_bit(EV_MSC, idev->evbit);
- set_bit(MSC_SCAN, idev->mscbit);
timer_setup(&mce_kbd->rx_timeout, mce_kbd_rx_timeout, 0);
spin_lock_init(&mce_kbd->keylock);
-
- input_set_drvdata(idev, mce_kbd);
-
-#if 0
- /* Adding this reference means two input devices are associated with
- * this rc-core device, which ir-keytable doesn't cope with yet */
- idev->dev.parent = &dev->dev;
-#endif
-
- ret = input_register_device(idev);
- if (ret < 0) {
- input_free_device(idev);
- return -EIO;
- }
-
- mce_kbd->idev = idev;
return 0;
}
@@ -426,10 +371,8 @@
static int ir_mce_kbd_unregister(struct rc_dev *dev)
{
struct mce_kbd_dec *mce_kbd = &dev->raw->mce_kbd;
- struct input_dev *idev = mce_kbd->idev;
del_timer_sync(&mce_kbd->rx_timeout);
- input_unregister_device(idev);
return 0;
}
--
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