forked from Minki/linux
Staging: rtl8187se: r8185b_init.c: Fix comment blocks
Reformated comment blocks to meet Coding Style Signed-off-by: Andrew Miller <amiller@amilx.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andrew Miller
Greg Kroah-Hartman
parent
1ee6b74f3b
commit
4d36bf6192
@ -1,22 +1,22 @@
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/*++
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Copyright (c) Realtek Semiconductor Corp. All rights reserved.
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Module Name:
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r8185b_init.c
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Abstract:
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Hardware Initialization and Hardware IO for RTL8185B
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Major Change History:
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When Who What
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---------- --------------- -------------------------------
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2006-11-15 Xiong Created
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Notes:
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This file is ported from RTL8185B Windows driver.
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--*/
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/*
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* Copyright (c) Realtek Semiconductor Corp. All rights reserved.
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*
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* Module Name:
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* r8185b_init.c
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*
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* Abstract:
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* Hardware Initialization and Hardware IO for RTL8185B
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*
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* Major Change History:
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* When Who What
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* ---------- --------------- -------------------------------
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* 2006-11-15 Xiong Created
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*
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* Notes:
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* This file is ported from RTL8185B Windows driver.
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*
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*
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*/
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/*--------------------------Include File------------------------------------*/
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#include <linux/spinlock.h>
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@ -110,9 +110,10 @@ static u8 OFDM_CONFIG[] = {
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};
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/*---------------------------------------------------------------
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* Hardware IO
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* the code is ported from Windows source code
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----------------------------------------------------------------*/
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* Hardware IO
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* the code is ported from Windows source code
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*---------------------------------------------------------------
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*/
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void PlatformIOWrite1Byte(struct net_device *dev, u32 offset, u8 data)
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{
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@ -141,13 +142,13 @@ void PlatformIOWrite4Byte(struct net_device *dev, u32 offset, u32 data)
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dataBytes = data>>8;
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/*
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071010, rcnjko:
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The critical section is only BB read/write race condition.
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Assumption:
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1. We assume NO one will access BB at DIRQL, otherwise, system will crash for
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acquiring the spinlock in such context.
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2. PlatformIOWrite4Byte() MUST NOT be recursive.
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*/
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* 071010, rcnjko:
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* The critical section is only BB read/write race condition.
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* Assumption:
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* 1. We assume NO one will access BB at DIRQL, otherwise, system will crash for
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* acquiring the spinlock in such context.
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* 2. PlatformIOWrite4Byte() MUST NOT be recursive.
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*/
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/* NdisAcquireSpinLock( &(pDevice->IoSpinLock) ); */
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for (idx = 0; idx < 30; idx++) {
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@ -388,10 +389,10 @@ u8 ReadBBPortUchar(struct net_device *dev, u32 addr)
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return RegisterContent;
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}
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/*
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Description:
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Perform Antenna settings with antenna diversity on 87SE.
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Created by Roger, 2008.01.25.
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*/
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* Description:
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* Perform Antenna settings with antenna diversity on 87SE.
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* Created by Roger, 2008.01.25.
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*/
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bool SetAntennaConfig87SE(struct net_device *dev,
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u8 DefaultAnt, /* 0: Main, 1: Aux. */
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bool bAntDiversity) /* 1:Enable, 0: Disable. */
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@ -459,10 +460,11 @@ bool SetAntennaConfig87SE(struct net_device *dev,
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return bAntennaSwitched;
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}
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/*
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---------------------------------------------------------------
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* Hardware Initialization.
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* the code is ported from Windows source code
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----------------------------------------------------------------*/
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*--------------------------------------------------------------
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* Hardware Initialization.
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* the code is ported from Windows source code
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*--------------------------------------------------------------
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*/
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void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
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{
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@ -476,10 +478,10 @@ void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
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/*
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=============================================================================
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87S_PCIE :: RADIOCFG.TXT
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=============================================================================
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*/
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*===========================================================================
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* 87S_PCIE :: RADIOCFG.TXT
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*===========================================================================
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*/
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/* Page1 : reg16-reg30 */
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@ -577,11 +579,13 @@ void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
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RF_WriteReg(dev, 0x0a, 0x0001); mdelay(1);
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/* For crystal calibration, added by Roger, 2007.12.11. */
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if (priv->bXtalCalibration) { /* reg 30. */
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/* enable crystal calibration.
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RF Reg[30], (1)Xin:[12:9], Xout:[8:5], addr[4:0].
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(2)PA Pwr delay timer[15:14], default: 2.4us, set BIT15=0
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(3)RF signal on/off when calibration[13], default: on, set BIT13=0.
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So we should minus 4 BITs offset. */
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/*
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* enable crystal calibration.
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* RF Reg[30], (1)Xin:[12:9], Xout:[8:5], addr[4:0].
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* (2)PA Pwr delay timer[15:14], default: 2.4us, set BIT15=0
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* (3)RF signal on/off when calibration[13], default: on, set BIT13=0.
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* So we should minus 4 BITs offset.
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*/
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RF_WriteReg(dev, 0x0f, (priv->XtalCal_Xin<<5) | (priv->XtalCal_Xout<<1) | BIT11 | BIT9); mdelay(1);
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printk("ZEBRA_Config_85BASIC_HardCode(): (%02x)\n",
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(priv->XtalCal_Xin<<5) | (priv->XtalCal_Xout<<1) | BIT11 | BIT9);
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@ -607,18 +611,18 @@ void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
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write_nic_byte(dev, 0x24E, (u1b24E & (~(BIT5|BIT6))));
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/*=============================================================================
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=============================================================================
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CCKCONF.TXT
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=============================================================================
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*/
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/* [POWER SAVE] Power Saving Parameters by jong. 2007-11-27
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CCK reg0x00[7]=1'b1 :power saving for TX (default)
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CCK reg0x00[6]=1'b1: power saving for RX (default)
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CCK reg0x06[4]=1'b1: turn off channel estimation related circuits if not doing channel estimation.
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CCK reg0x06[3]=1'b1: turn off unused circuits before cca = 1
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CCK reg0x06[2]=1'b1: turn off cck's circuit if macrst =0
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*/
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*
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*===========================================================================
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* CCKCONF.TXT
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*===========================================================================
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*
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* [POWER SAVE] Power Saving Parameters by jong. 2007-11-27
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* CCK reg0x00[7]=1'b1 :power saving for TX (default)
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* CCK reg0x00[6]=1'b1: power saving for RX (default)
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* CCK reg0x06[4]=1'b1: turn off channel estimation related circuits if not doing channel estimation.
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* CCK reg0x06[3]=1'b1: turn off unused circuits before cca = 1
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* CCK reg0x06[2]=1'b1: turn off cck's circuit if macrst =0
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*/
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write_phy_cck(dev, 0x00, 0xc8);
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write_phy_cck(dev, 0x06, 0x1c);
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@ -635,10 +639,10 @@ void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
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/*
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=============================================================================
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AGC.txt
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=============================================================================
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*/
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*===========================================================================
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* AGC.txt
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*===========================================================================
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*/
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write_phy_ofdm(dev, 0x00, 0x12);
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@ -660,12 +664,12 @@ void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
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PlatformIOWrite4Byte(dev, PhyAddr, 0x00001080); /* Annie, 2006-05-05 */
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/*
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=============================================================================
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=============================================================================
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OFDMCONF.TXT
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=============================================================================
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*/
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*===========================================================================
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*
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*===========================================================================
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* OFDMCONF.TXT
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*===========================================================================
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*/
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for (i = 0; i < 60; i++) {
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u4bRegOffset = i;
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@ -678,10 +682,10 @@ void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
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}
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/*
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=============================================================================
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by amy for antenna
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=============================================================================
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*/
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*===========================================================================
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* by amy for antenna
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*===========================================================================
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*/
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/* Config Sw/Hw Combinational Antenna Diversity. Added by Roger, 2008.02.26. */
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SetAntennaConfig87SE(dev, priv->bDefaultAntenna1, priv->bSwAntennaDiverity);
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}
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@ -694,9 +698,9 @@ void UpdateInitialGain(struct net_device *dev)
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/* lzm add 080826 */
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if (priv->eRFPowerState != eRfOn) {
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/* Don't access BB/RF under disable PLL situation.
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RT_TRACE(COMP_DIG, DBG_LOUD, ("UpdateInitialGain - pHalData->eRFPowerState!=eRfOn\n"));
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Back to the original state
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*/
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* RT_TRACE(COMP_DIG, DBG_LOUD, ("UpdateInitialGain - pHalData->eRFPowerState!=eRfOn\n"));
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* Back to the original state
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*/
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priv->InitialGain = priv->InitialGainBackUp;
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return;
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}
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@ -758,10 +762,10 @@ void UpdateInitialGain(struct net_device *dev)
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}
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}
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/*
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Description:
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Tx Power tracking mechanism routine on 87SE.
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Created by Roger, 2007.12.11.
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*/
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* Description:
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* Tx Power tracking mechanism routine on 87SE.
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* Created by Roger, 2007.12.11.
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*/
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void InitTxPwrTracking87SE(struct net_device *dev)
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{
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u32 u4bRfReg;
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@ -786,10 +790,10 @@ void PhyConfig8185(struct net_device *dev)
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}
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/*
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Enable thermal meter indication to implement TxPower tracking on 87SE.
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We initialize thermal meter here to avoid unsuccessful configuration.
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Added by Roger, 2007.12.11.
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*/
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* Enable thermal meter indication to implement TxPower tracking on 87SE.
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* We initialize thermal meter here to avoid unsuccessful configuration.
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* Added by Roger, 2007.12.11.
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*/
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if (priv->bTxPowerTrack)
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InitTxPwrTracking87SE(dev);
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@ -858,10 +862,10 @@ void HwConfigureRTL8185(struct net_device *dev)
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static void MacConfig_85BASIC_HardCode(struct net_device *dev)
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{
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/*
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============================================================================
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MACREG.TXT
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============================================================================
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*/
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*==========================================================================
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* MACREG.TXT
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*==========================================================================
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*/
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int nLinesRead = 0;
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u32 u4bRegOffset, u4bRegValue, u4bPageIndex = 0;
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int i;
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@ -944,15 +948,15 @@ void ActUpdateChannelAccessSetting(struct net_device *dev,
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u8 u1bAIFS;
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/*
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<RJ_TODO_8185B>
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TODO: We still don't know how to set up these registers, just follow WMAC to
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verify 8185B FPAG.
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<RJ_TODO_8185B>
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Jong said CWmin/CWmax register are not functional in 8185B,
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so we shall fill channel access realted register into AC parameter registers,
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even in nQBss.
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*/
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* <RJ_TODO_8185B>
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* TODO: We still don't know how to set up these registers, just follow WMAC to
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* verify 8185B FPAG.
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*
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* <RJ_TODO_8185B>
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* Jong said CWmin/CWmax register are not functional in 8185B,
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* so we shall fill channel access realted register into AC parameter registers,
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* even in nQBss.
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*/
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ChnlAccessSetting->SIFS_Timer = 0x22; /* Suggested by Jong, 2005.12.08. */
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ChnlAccessSetting->DIFS_Timer = 0x1C; /* 2006.06.02, by rcnjko. */
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ChnlAccessSetting->SlotTimeTimer = 9; /* 2006.06.02, by rcnjko. */
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@ -978,9 +982,9 @@ void ActUpdateChannelAccessSetting(struct net_device *dev,
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if (bFollowLegacySetting) {
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/*
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Follow 802.11 seeting to AC parameter, all AC shall use the same parameter.
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2005.12.01, by rcnjko.
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*/
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* Follow 802.11 seeting to AC parameter, all AC shall use the same parameter.
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* 2005.12.01, by rcnjko.
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*/
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AcParam.longData = 0;
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AcParam.f.AciAifsn.f.AIFSN = 2; /* Follow 802.11 DIFS. */
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AcParam.f.AciAifsn.f.ACM = 0;
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@ -1116,10 +1120,12 @@ void ActSetWirelessMode8185(struct net_device *dev, u8 btWirelessMode)
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}
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}
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/* 2. Swtich band: RF or BB specific actions,
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/*
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* 2. Swtich band: RF or BB specific actions,
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* for example, refresh tables in omc8255, or change initial gain if necessary.
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* Nothing to do for Zebra to switch band.
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* Update current wireless mode if we swtich to specified band successfully. */
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* Update current wireless mode if we swtich to specified band successfully.
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*/
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ieee->mode = (WIRELESS_MODE)btWirelessMode;
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@ -1161,13 +1167,14 @@ void MgntDisconnectIBSS(struct net_device *dev)
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priv->ieee80211->state = IEEE80211_NOLINK;
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/*
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Stop Beacon.
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Vista add a Adhoc profile, HW radio off until OID_DOT11_RESET_REQUEST
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Driver would set MSR=NO_LINK, then HW Radio ON, MgntQueue Stuck.
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Because Bcn DMA isn't complete, mgnt queue would stuck until Bcn packet send.
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Disable Beacon Queue Own bit, suggested by jong */
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* Stop Beacon.
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*
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* Vista add a Adhoc profile, HW radio off until OID_DOT11_RESET_REQUEST
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* Driver would set MSR=NO_LINK, then HW Radio ON, MgntQueue Stuck.
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* Because Bcn DMA isn't complete, mgnt queue would stuck until Bcn packet send.
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*
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* Disable Beacon Queue Own bit, suggested by jong
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*/
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ieee80211_stop_send_beacons(priv->ieee80211);
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priv->ieee80211->link_change(dev);
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@ -1198,13 +1205,14 @@ void MgntDisconnectAP(struct net_device *dev, u8 asRsn)
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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/*
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Commented out by rcnjko, 2005.01.27:
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I move SecClearAllKeys() to MgntActSet_802_11_DISASSOCIATE().
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2004/09/15, kcwu, the key should be cleared, or the new handshaking will not success
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In WPA WPA2 need to Clear all key ... because new key will set after new handshaking.
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2004.10.11, by rcnjko. */
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* Commented out by rcnjko, 2005.01.27:
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* I move SecClearAllKeys() to MgntActSet_802_11_DISASSOCIATE().
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*
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* 2004/09/15, kcwu, the key should be cleared, or the new handshaking will not success
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*
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* In WPA WPA2 need to Clear all key ... because new key will set after new handshaking.
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* 2004.10.11, by rcnjko.
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*/
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MlmeDisassociateRequest(dev, priv->ieee80211->current_network.bssid, asRsn);
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priv->ieee80211->state = IEEE80211_NOLINK;
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@ -1214,8 +1222,8 @@ bool MgntDisconnect(struct net_device *dev, u8 asRsn)
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{
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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/*
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Schedule an workitem to wake up for ps mode, 070109, by rcnjko.
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*/
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* Schedule an workitem to wake up for ps mode, 070109, by rcnjko.
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*/
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if (IS_DOT11D_ENABLE(priv->ieee80211))
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Dot11d_Reset(priv->ieee80211);
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@ -1225,11 +1233,13 @@ bool MgntDisconnect(struct net_device *dev, u8 asRsn)
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MgntDisconnectIBSS(dev);
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if (priv->ieee80211->iw_mode == IW_MODE_INFRA) {
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/* We clear key here instead of MgntDisconnectAP() because that
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MgntActSet_802_11_DISASSOCIATE() is an interface called by OS,
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e.g. OID_802_11_DISASSOCIATE in Windows while as MgntDisconnectAP() is
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used to handle disassociation related things to AP, e.g. send Disassoc
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frame to AP. 2005.01.27, by rcnjko. */
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/*
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* We clear key here instead of MgntDisconnectAP() because that
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* MgntActSet_802_11_DISASSOCIATE() is an interface called by OS,
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* e.g. OID_802_11_DISASSOCIATE in Windows while as MgntDisconnectAP() is
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* used to handle disassociation related things to AP, e.g. send Disassoc
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* frame to AP. 2005.01.27, by rcnjko.
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*/
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MgntDisconnectAP(dev, asRsn);
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}
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/* Inidicate Disconnect, 2005.02.23, by rcnjko. */
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@ -1237,13 +1247,13 @@ bool MgntDisconnect(struct net_device *dev, u8 asRsn)
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return true;
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}
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/*
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Description:
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Chang RF Power State.
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Note that, only MgntActSet_RF_State() is allowed to set HW_VAR_RF_STATE.
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Assumption:
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PASSIVE LEVEL.
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*/
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* Description:
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* Chang RF Power State.
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* Note that, only MgntActSet_RF_State() is allowed to set HW_VAR_RF_STATE.
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*
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* Assumption:
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* PASSIVE LEVEL.
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*/
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bool SetRFPowerState(struct net_device *dev, RT_RF_POWER_STATE eRFPowerState)
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{
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struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
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@ -1274,9 +1284,9 @@ bool MgntActSet_RF_State(struct net_device *dev, RT_RF_POWER_STATE StateToSet, u
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u16 RFWaitCounter = 0;
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unsigned long flag;
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/*
|
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Prevent the race condition of RF state change. By Bruce, 2007-11-28.
|
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Only one thread can change the RF state at one time, and others should wait to be executed.
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*/
|
||||
* Prevent the race condition of RF state change. By Bruce, 2007-11-28.
|
||||
* Only one thread can change the RF state at one time, and others should wait to be executed.
|
||||
*/
|
||||
while (true) {
|
||||
spin_lock_irqsave(&priv->rf_ps_lock, flag);
|
||||
if (priv->RFChangeInProgress) {
|
||||
@ -1304,9 +1314,9 @@ bool MgntActSet_RF_State(struct net_device *dev, RT_RF_POWER_STATE StateToSet, u
|
||||
switch (StateToSet) {
|
||||
case eRfOn:
|
||||
/*
|
||||
Turn On RF no matter the IPS setting because we need to update the RF state to Ndis under Vista, or
|
||||
the Windows does not allow the driver to perform site survey any more. By Bruce, 2007-10-02.
|
||||
*/
|
||||
* Turn On RF no matter the IPS setting because we need to update the RF state to Ndis under Vista, or
|
||||
* the Windows does not allow the driver to perform site survey any more. By Bruce, 2007-10-02.
|
||||
*/
|
||||
priv->RfOffReason &= (~ChangeSource);
|
||||
|
||||
if (!priv->RfOffReason) {
|
||||
@ -1325,12 +1335,12 @@ bool MgntActSet_RF_State(struct net_device *dev, RT_RF_POWER_STATE StateToSet, u
|
||||
|
||||
if (priv->RfOffReason > RF_CHANGE_BY_IPS) {
|
||||
/*
|
||||
060808, Annie:
|
||||
Disconnect to current BSS when radio off. Asked by QuanTa.
|
||||
|
||||
Calling MgntDisconnect() instead of MgntActSet_802_11_DISASSOCIATE(),
|
||||
because we do NOT need to set ssid to dummy ones.
|
||||
*/
|
||||
* 060808, Annie:
|
||||
* Disconnect to current BSS when radio off. Asked by QuanTa.
|
||||
*
|
||||
* Calling MgntDisconnect() instead of MgntActSet_802_11_DISASSOCIATE(),
|
||||
* because we do NOT need to set ssid to dummy ones.
|
||||
*/
|
||||
MgntDisconnect(dev, disas_lv_ss);
|
||||
/* Clear content of bssDesc[] and bssDesc4Query[] to avoid reporting old bss to UI. */
|
||||
}
|
||||
@ -1374,27 +1384,27 @@ void InactivePowerSave(struct net_device *dev)
|
||||
{
|
||||
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
||||
/*
|
||||
This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
|
||||
is really scheduled.
|
||||
The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
|
||||
previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
|
||||
blocks the IPS procedure of switching RF.
|
||||
*/
|
||||
* This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
|
||||
* is really scheduled.
|
||||
* The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
|
||||
* previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
|
||||
* blocks the IPS procedure of switching RF.
|
||||
*/
|
||||
priv->bSwRfProcessing = true;
|
||||
|
||||
MgntActSet_RF_State(dev, priv->eInactivePowerState, RF_CHANGE_BY_IPS);
|
||||
|
||||
/*
|
||||
To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
|
||||
*/
|
||||
* To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
|
||||
*/
|
||||
|
||||
priv->bSwRfProcessing = false;
|
||||
}
|
||||
|
||||
/*
|
||||
Description:
|
||||
Enter the inactive power save mode. RF will be off
|
||||
*/
|
||||
* Description:
|
||||
* Enter the inactive power save mode. RF will be off
|
||||
*/
|
||||
void IPSEnter(struct net_device *dev)
|
||||
{
|
||||
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
||||
@ -1403,13 +1413,13 @@ void IPSEnter(struct net_device *dev)
|
||||
rtState = priv->eRFPowerState;
|
||||
|
||||
/*
|
||||
Do not enter IPS in the following conditions:
|
||||
(1) RF is already OFF or Sleep
|
||||
(2) bSwRfProcessing (indicates the IPS is still under going)
|
||||
(3) Connectted (only disconnected can trigger IPS)
|
||||
(4) IBSS (send Beacon)
|
||||
(5) AP mode (send Beacon)
|
||||
*/
|
||||
* Do not enter IPS in the following conditions:
|
||||
* (1) RF is already OFF or Sleep
|
||||
* (2) bSwRfProcessing (indicates the IPS is still under going)
|
||||
* (3) Connectted (only disconnected can trigger IPS)
|
||||
* (4) IBSS (send Beacon)
|
||||
* (5) AP mode (send Beacon)
|
||||
*/
|
||||
if (rtState == eRfOn && !priv->bSwRfProcessing
|
||||
&& (priv->ieee80211->state != IEEE80211_LINKED)) {
|
||||
priv->eInactivePowerState = eRfOff;
|
||||
@ -1463,10 +1473,10 @@ void rtl8185b_adapter_start(struct net_device *dev)
|
||||
PlatformIOWrite2Byte(dev, RFSW_CTRL, 0x569a);
|
||||
|
||||
/*
|
||||
-----------------------------------------------------------------------------
|
||||
Set up PHY related.
|
||||
-----------------------------------------------------------------------------
|
||||
*/
|
||||
*---------------------------------------------------------------------------
|
||||
* Set up PHY related.
|
||||
*---------------------------------------------------------------------------
|
||||
*/
|
||||
/* Enable Config3.PARAM_En to revise AnaaParm. */
|
||||
write_nic_byte(dev, CR9346, 0xc0); /* enable config register write */
|
||||
tmpu8 = read_nic_byte(dev, CONFIG3);
|
||||
@ -1505,10 +1515,10 @@ void rtl8185b_adapter_start(struct net_device *dev)
|
||||
PhyConfig8185(dev);
|
||||
|
||||
/*
|
||||
We assume RegWirelessMode has already been initialized before,
|
||||
however, we has to validate the wireless mode here and provide a
|
||||
reasonable initialized value if necessary. 2005.01.13, by rcnjko.
|
||||
*/
|
||||
* We assume RegWirelessMode has already been initialized before,
|
||||
* however, we has to validate the wireless mode here and provide a
|
||||
* reasonable initialized value if necessary. 2005.01.13, by rcnjko.
|
||||
*/
|
||||
SupportedWirelessMode = GetSupportedWirelessMode8185(dev);
|
||||
if ((ieee->mode != WIRELESS_MODE_B) &&
|
||||
(ieee->mode != WIRELESS_MODE_G) &&
|
||||
@ -1554,8 +1564,8 @@ void rtl8185b_adapter_start(struct net_device *dev)
|
||||
MgntActSet_RF_State(dev, eRfOn, 0);
|
||||
}
|
||||
/*
|
||||
If inactive power mode is enabled, disable rf while in disconnected state.
|
||||
*/
|
||||
* If inactive power mode is enabled, disable rf while in disconnected state.
|
||||
*/
|
||||
if (priv->bInactivePs)
|
||||
MgntActSet_RF_State(dev , eRfOff, RF_CHANGE_BY_IPS);
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user