[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / staging / brcm80211 / brcmfmac / dhd_custom_gpio.c

/*
 * Copyright (c) 2010 Broadcom Corporation
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <linux/netdevice.h>
#include <bcmutils.h>

#include <dngl_stats.h>
#include <dhd.h>

#include <wlioctl.h>
#include <wl_iw.h>

#define WL_ERROR(fmt, args...) printk(fmt, ##args)
#define WL_TRACE(fmt, args...) no_printk(fmt, ##args)

#ifdef CUSTOMER_HW
extern void bcm_wlan_power_off(int);
extern void bcm_wlan_power_on(int);
#endif				/* CUSTOMER_HW */
#ifdef CUSTOMER_HW2
int wifi_set_carddetect(int on);
int wifi_set_power(int on, unsigned long msec);
int wifi_get_irq_number(unsigned long *irq_flags_ptr);
#endif

#if defined(OOB_INTR_ONLY)

#if defined(BCMLXSDMMC)
extern int sdioh_mmc_irq(int irq);
#endif				/* (BCMLXSDMMC)  */

#ifdef CUSTOMER_HW3
#include <mach/gpio.h>
#endif

/* Customer specific Host GPIO defintion  */
static int dhd_oob_gpio_num = -1;	/* GG 19 */

module_param(dhd_oob_gpio_num, int, 0644);
MODULE_PARM_DESC(dhd_oob_gpio_num, "DHD oob gpio number");

int dhd_customer_oob_irq_map(unsigned long *irq_flags_ptr)
{
	int host_oob_irq = 0;

#ifdef CUSTOMER_HW2
	host_oob_irq = wifi_get_irq_number(irq_flags_ptr);

#else				/* for NOT  CUSTOMER_HW2 */
#if defined(CUSTOM_OOB_GPIO_NUM)
	if (dhd_oob_gpio_num < 0)
		dhd_oob_gpio_num = CUSTOM_OOB_GPIO_NUM;
#endif

	if (dhd_oob_gpio_num < 0) {
		WL_ERROR("%s: ERROR customer specific Host GPIO is NOT defined\n",
			 __func__);
		return dhd_oob_gpio_num;
	}

	WL_ERROR("%s: customer specific Host GPIO number is (%d)\n",
		 __func__, dhd_oob_gpio_num);

#if defined CUSTOMER_HW
	host_oob_irq = MSM_GPIO_TO_INT(dhd_oob_gpio_num);
#elif defined CUSTOMER_HW3
	gpio_request(dhd_oob_gpio_num, "oob irq");
	host_oob_irq = gpio_to_irq(dhd_oob_gpio_num);
	gpio_direction_input(dhd_oob_gpio_num);
#endif				/* CUSTOMER_HW */
#endif				/* CUSTOMER_HW2 */

	return host_oob_irq;
}
#endif				/* defined(OOB_INTR_ONLY) */

/* Customer function to control hw specific wlan gpios */
void dhd_customer_gpio_wlan_ctrl(int onoff)
{
	switch (onoff) {
	case WLAN_RESET_OFF:
		WL_TRACE("%s: call customer specific GPIO to insert WLAN RESET\n",
			 __func__);
#ifdef CUSTOMER_HW
		bcm_wlan_power_off(2);
#endif				/* CUSTOMER_HW */
#ifdef CUSTOMER_HW2
		wifi_set_power(0, 0);
#endif
		WL_ERROR("=========== WLAN placed in RESET ========\n");
		break;

	case WLAN_RESET_ON:
		WL_TRACE("%s: callc customer specific GPIO to remove WLAN RESET\n",
			 __func__);
#ifdef CUSTOMER_HW
		bcm_wlan_power_on(2);
#endif				/* CUSTOMER_HW */
#ifdef CUSTOMER_HW2
		wifi_set_power(1, 0);
#endif
		WL_ERROR("=========== WLAN going back to live  ========\n");
		break;

	case WLAN_POWER_OFF:
		WL_TRACE("%s: call customer specific GPIO to turn off WL_REG_ON\n",
			 __func__);
#ifdef CUSTOMER_HW
		bcm_wlan_power_off(1);
#endif				/* CUSTOMER_HW */
		break;

	case WLAN_POWER_ON:
		WL_TRACE("%s: call customer specific GPIO to turn on WL_REG_ON\n",
			 __func__);
#ifdef CUSTOMER_HW
		bcm_wlan_power_on(1);
#endif				/* CUSTOMER_HW */
		/* Lets customer power to get stable */
		udelay(200);
		break;
	}
}

#ifdef GET_CUSTOM_MAC_ENABLE
/* Function to get custom MAC address */
int dhd_custom_get_mac_address(unsigned char *buf)
{
	WL_TRACE("%s Enter\n", __func__);
	if (!buf)
		return -EINVAL;

	/* Customer access to MAC address stored outside of DHD driver */

#ifdef EXAMPLE_GET_MAC
	/* EXAMPLE code */
	{
		u8 ea_example[ETH_ALEN] = {0x00, 0x11, 0x22, 0x33, 0x44, 0xFF};
		memcpy(buf, ea_example, ETH_ALEN);
	}
#endif				/* EXAMPLE_GET_MAC */

	return 0;
}
#endif				/* GET_CUSTOM_MAC_ENABLE */
Commit	Line	Data
cf2b4488 HP	1	/*
	2	* Copyright (c) 2010 Broadcom Corporation
	3	*
	4	* Permission to use, copy, modify, and/or distribute this software for any
	5	* purpose with or without fee is hereby granted, provided that the above
	6	* copyright notice and this permission notice appear in all copies.
	7	*
	8	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	9	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	10	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
	11	* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	12	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
	13	* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
	14	* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	15	*/
	16
c6ac24e9	17	#include <linux/netdevice.h>
cf2b4488 HP	18	#include <bcmutils.h>
	19
	20	#include <dngl_stats.h>
	21	#include <dhd.h>
	22
	23	#include <wlioctl.h>
	24	#include <wl_iw.h>
	25
f4528696 JP	26	#define WL_ERROR(fmt, args...) printk(fmt, ##args)
f4528696 JP	27	#define WL_TRACE(fmt, args...) no_printk(fmt, ##args)
cf2b4488 HP	28
	29	#ifdef CUSTOMER_HW
	30	extern void bcm_wlan_power_off(int);
	31	extern void bcm_wlan_power_on(int);
	32	#endif /* CUSTOMER_HW */
	33	#ifdef CUSTOMER_HW2
	34	int wifi_set_carddetect(int on);
	35	int wifi_set_power(int on, unsigned long msec);
	36	int wifi_get_irq_number(unsigned long *irq_flags_ptr);
	37	#endif
	38
	39	#if defined(OOB_INTR_ONLY)
	40
	41	#if defined(BCMLXSDMMC)
	42	extern int sdioh_mmc_irq(int irq);
	43	#endif /* (BCMLXSDMMC) */
	44
	45	#ifdef CUSTOMER_HW3
	46	#include <mach/gpio.h>
	47	#endif
	48
	49	/* Customer specific Host GPIO defintion */
	50	static int dhd_oob_gpio_num = -1; /* GG 19 */
	51
	52	module_param(dhd_oob_gpio_num, int, 0644);
	53	MODULE_PARM_DESC(dhd_oob_gpio_num, "DHD oob gpio number");
	54
	55	int dhd_customer_oob_irq_map(unsigned long *irq_flags_ptr)
	56	{
	57	int host_oob_irq = 0;
	58
	59	#ifdef CUSTOMER_HW2
	60	host_oob_irq = wifi_get_irq_number(irq_flags_ptr);
	61
	62	#else /* for NOT CUSTOMER_HW2 */
	63	#if defined(CUSTOM_OOB_GPIO_NUM)
	64	if (dhd_oob_gpio_num < 0)
	65	dhd_oob_gpio_num = CUSTOM_OOB_GPIO_NUM;
	66	#endif
	67
	68	if (dhd_oob_gpio_num < 0) {
f4528696 JP	69	WL_ERROR("%s: ERROR customer specific Host GPIO is NOT defined\n",
f4528696 JP	70	__func__);
cf2b4488 HP	71	return dhd_oob_gpio_num;
	72	}
	73
f4528696 JP	74	WL_ERROR("%s: customer specific Host GPIO number is (%d)\n",
f4528696 JP	75	__func__, dhd_oob_gpio_num);
cf2b4488 HP	76
	77	#if defined CUSTOMER_HW
	78	host_oob_irq = MSM_GPIO_TO_INT(dhd_oob_gpio_num);
	79	#elif defined CUSTOMER_HW3
	80	gpio_request(dhd_oob_gpio_num, "oob irq");
	81	host_oob_irq = gpio_to_irq(dhd_oob_gpio_num);
	82	gpio_direction_input(dhd_oob_gpio_num);
	83	#endif /* CUSTOMER_HW */
	84	#endif /* CUSTOMER_HW2 */
	85
	86	return host_oob_irq;
	87	}
	88	#endif /* defined(OOB_INTR_ONLY) */
	89
	90	/* Customer function to control hw specific wlan gpios */
	91	void dhd_customer_gpio_wlan_ctrl(int onoff)
	92	{
	93	switch (onoff) {
	94	case WLAN_RESET_OFF:
f4528696 JP	95	WL_TRACE("%s: call customer specific GPIO to insert WLAN RESET\n",
f4528696 JP	96	__func__);
cf2b4488 HP	97	#ifdef CUSTOMER_HW
	98	bcm_wlan_power_off(2);
	99	#endif /* CUSTOMER_HW */
	100	#ifdef CUSTOMER_HW2
	101	wifi_set_power(0, 0);
	102	#endif
f4528696	103	WL_ERROR("=========== WLAN placed in RESET ========\n");
cf2b4488 HP	104	break;
	105
	106	case WLAN_RESET_ON:
f4528696 JP	107	WL_TRACE("%s: callc customer specific GPIO to remove WLAN RESET\n",
f4528696 JP	108	__func__);
cf2b4488 HP	109	#ifdef CUSTOMER_HW
	110	bcm_wlan_power_on(2);
	111	#endif /* CUSTOMER_HW */
	112	#ifdef CUSTOMER_HW2
	113	wifi_set_power(1, 0);
	114	#endif
f4528696	115	WL_ERROR("=========== WLAN going back to live ========\n");
cf2b4488 HP	116	break;
	117
	118	case WLAN_POWER_OFF:
f4528696 JP	119	WL_TRACE("%s: call customer specific GPIO to turn off WL_REG_ON\n",
f4528696 JP	120	__func__);
cf2b4488 HP	121	#ifdef CUSTOMER_HW
	122	bcm_wlan_power_off(1);
	123	#endif /* CUSTOMER_HW */
	124	break;
	125
	126	case WLAN_POWER_ON:
f4528696 JP	127	WL_TRACE("%s: call customer specific GPIO to turn on WL_REG_ON\n",
f4528696 JP	128	__func__);
cf2b4488 HP	129	#ifdef CUSTOMER_HW
	130	bcm_wlan_power_on(1);
	131	#endif /* CUSTOMER_HW */
	132	/* Lets customer power to get stable */
7383141b	133	udelay(200);
cf2b4488 HP	134	break;
	135	}
	136	}
	137
	138	#ifdef GET_CUSTOM_MAC_ENABLE
	139	/* Function to get custom MAC address */
	140	int dhd_custom_get_mac_address(unsigned char *buf)
	141	{
f4528696	142	WL_TRACE("%s Enter\n", __func__);
cf2b4488 HP	143	if (!buf)
	144	return -EINVAL;
	145
	146	/* Customer access to MAC address stored outside of DHD driver */
	147
	148	#ifdef EXAMPLE_GET_MAC
	149	/* EXAMPLE code */
	150	{
02160695 SF	151	u8 ea_example[ETH_ALEN] = {0x00, 0x11, 0x22, 0x33, 0x44, 0xFF};
02160695 SF	152	memcpy(buf, ea_example, ETH_ALEN);
cf2b4488 HP	153	}
	154	#endif /* EXAMPLE_GET_MAC */
	155
	156	return 0;
	157	}
	158	#endif /* GET_CUSTOM_MAC_ENABLE */