path: root/drivers/net/wireless/rtlwifi/rtl8192se/trx.c

/******************************************************************************
 *
 * Copyright(c) 2009-2010  Realtek Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License 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.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
 *
 * The full GNU General Public License is included in this distribution in the
 * file called LICENSE.
 *
 * Contact Information:
 * wlanfae <wlanfae@realtek.com>
 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
 * Hsinchu 300, Taiwan.
 *
 * Larry Finger <Larry.Finger@lwfinger.net>
 *
 *****************************************************************************/

#include "../wifi.h"
#include "../pci.h"
#include "../base.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
#include "fw.h"
#include "trx.h"
#include "led.h"

static u8 _rtl92se_map_hwqueue_to_fwqueue(struct sk_buff *skb,	u8 skb_queue)
{
	__le16 fc = rtl_get_fc(skb);

	if (unlikely(ieee80211_is_beacon(fc)))
		return QSLT_BEACON;
	if (ieee80211_is_mgmt(fc))
		return QSLT_MGNT;
	if (ieee80211_is_nullfunc(fc))
		return QSLT_HIGH;

	return skb->priority;
}

static int _rtl92se_rate_mapping(bool isht, u8 desc_rate, bool first_ampdu)
{
	int rate_idx = 0;

	if (first_ampdu) {
		if (false == isht) {
			switch (desc_rate) {
			case DESC92S_RATE1M:
				rate_idx = 0;
				break;
			case DESC92S_RATE2M:
				rate_idx = 1;
				break;
			case DESC92S_RATE5_5M:
				rate_idx = 2;
				break;
			case DESC92S_RATE11M:
				rate_idx = 3;
				break;
			case DESC92S_RATE6M:
				rate_idx = 4;
				break;
			case DESC92S_RATE9M:
				rate_idx = 5;
				break;
			case DESC92S_RATE12M:
				rate_idx = 6;
				break;
			case DESC92S_RATE18M:
				rate_idx = 7;
				break;
			case DESC92S_RATE24M:
				rate_idx = 8;
				break;
			case DESC92S_RATE36M:
				rate_idx = 9;
				break;
			case DESC92S_RATE48M:
				rate_idx = 10;
				break;
			case DESC92S_RATE54M:
				rate_idx = 11;
				break;
			default:
				rate_idx = 0;
				break;
			}
		} else {
			rate_idx = 11;
		}

		return rate_idx;
	}

	switch (desc_rate) {
	case DESC92S_RATE1M:
		rate_idx = 0;
		break;
	case DESC92S_RATE2M:
		rate_idx = 1;
		break;
	case DESC92S_RATE5_5M:
		rate_idx = 2;
		break;
	case DESC92S_RATE11M:
		rate_idx = 3;
		break;
	case DESC92S_RATE6M:
		rate_idx = 4;
		break;
	case DESC92S_RATE9M:
		rate_idx = 5;
		break;
	case DESC92S_RATE12M:
		rate_idx = 6;
		break;
	case DESC92S_RATE18M:
		rate_idx = 7;
		break;
	case DESC92S_RATE24M:
		rate_idx = 8;
		break;
	case DESC92S_RATE36M:
		rate_idx = 9;
		break;
	case DESC92S_RATE48M:
		rate_idx = 10;
		break;
	case DESC92S_RATE54M:
		rate_idx = 11;
		break;
	default:
		rate_idx = 11;
		break;
	}
	return rate_idx;
}

static u8 _rtl92s_query_rxpwrpercentage(char antpower)
{
	if ((antpower <= -100) || (antpower >= 20))
		return 0;
	else if (antpower >= 0)
		return 100;
	else
		return 100 + antpower;
}

static u8 _rtl92s_evm_db_to_percentage(char value)
{
	char ret_val;
	ret_val = value;

	if (ret_val >= 0)
		ret_val = 0;

	if (ret_val <= -33)
		ret_val = -33;

	ret_val = 0 - ret_val;
	ret_val *= 3;

	if (ret_val == 99)
		ret_val = 100;

	return ret_val;
}

static long _rtl92se_translate_todbm(struct ieee80211_hw *hw,
				     u8 signal_strength_index)
{
	long signal_power;

	signal_power = (long)((signal_strength_index + 1) >> 1);
	signal_power -= 95;
	return signal_power;
}

static