1// SPDX-License-Identifier: GPL-2.0
2/* Copyright(c) 2009-2012  Realtek Corporation.*/
3
4#include "../wifi.h"
5#include "../usb.h"
6#include "reg.h"
7#include "led.h"
8
9void rtl92cu_sw_led_on(struct ieee80211_hw *hw, enum rtl_led_pin pin)
10{
11	u8 ledcfg;
12	struct rtl_priv *rtlpriv = rtl_priv(hw);
13
14	rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
15		REG_LEDCFG2, pin);
16	ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
17	switch (pin) {
18	case LED_PIN_GPIO0:
19		break;
20	case LED_PIN_LED0:
21		rtl_write_byte(rtlpriv,
22			       REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));
23		break;
24	case LED_PIN_LED1:
25		rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0x0f) | BIT(5));
26		break;
27	default:
28		pr_err("switch case %#x not processed\n", pin);
29		break;
30	}
31}
32
33void rtl92cu_sw_led_off(struct ieee80211_hw *hw, enum rtl_led_pin pin)
34{
35	struct rtl_priv *rtlpriv = rtl_priv(hw);
36	u8 ledcfg;
37
38	rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
39		REG_LEDCFG2, pin);
40	ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
41	switch (pin) {
42	case LED_PIN_GPIO0:
43		break;
44	case LED_PIN_LED0:
45		ledcfg &= 0xf0;
46		if (rtlpriv->ledctl.led_opendrain)
47			rtl_write_byte(rtlpriv, REG_LEDCFG2,
48				       (ledcfg | BIT(1) | BIT(5) | BIT(6)));
49		else
50			rtl_write_byte(rtlpriv, REG_LEDCFG2,
51				       (ledcfg | BIT(3) | BIT(5) | BIT(6)));
52		break;
53	case LED_PIN_LED1:
54		ledcfg &= 0x0f;
55		rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg | BIT(3)));
56		break;
57	default:
58		pr_err("switch case %#x not processed\n", pin);
59		break;
60	}
61}
62
63void rtl92cu_led_control(struct ieee80211_hw *hw,
64			 enum led_ctl_mode ledaction)
65{
66	struct rtl_priv *rtlpriv = rtl_priv(hw);
67	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
68
69	if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
70	    (ledaction == LED_CTL_TX ||
71	     ledaction == LED_CTL_RX ||
72	     ledaction == LED_CTL_SITE_SURVEY ||
73	     ledaction == LED_CTL_LINK ||
74	     ledaction == LED_CTL_NO_LINK ||
75	     ledaction == LED_CTL_START_TO_LINK ||
76	     ledaction == LED_CTL_POWER_ON)) {
77		return;
78	}
79	rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d\n", ledaction);
80}
81