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Diffstat (limited to 'drivers/staging/otus/80211core/ledmgr.c')
-rw-r--r--drivers/staging/otus/80211core/ledmgr.c557
1 files changed, 557 insertions, 0 deletions
diff --git a/drivers/staging/otus/80211core/ledmgr.c b/drivers/staging/otus/80211core/ledmgr.c
new file mode 100644
index 000000000000..1e104a928ca4
--- /dev/null
+++ b/drivers/staging/otus/80211core/ledmgr.c
@@ -0,0 +1,557 @@
+/*
+ * Copyright (c) 2007-2008 Atheros Communications Inc.
+ *
+ * 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 "cprecomp.h"
+
+/************************************************************************/
+/* */
+/* FUNCTION DESCRIPTION zfLedCtrlType1 */
+/* Traditional single-LED state */
+/* */
+/* INPUTS */
+/* dev : device pointer */
+/* */
+/* OUTPUTS */
+/* None */
+/* */
+/* AUTHOR */
+/* Stephen Chen Atheros Communications, INC. 2007.6 */
+/* */
+/************************************************************************/
+// bit 15-12 : Toff for Scan state
+// 11-8 : Ton for Scan state
+// 7 : Reserved
+// 6 : mode
+//--------------------------------------
+// bit 6 = 0
+// 5-4 : Connect state
+// 00 => always off
+// 01 => always on
+// 10 => Idle off, acitve on
+// 11 => Idle on, active off
+//--------------------------------------
+// bit 6 = 1
+// 5-4 : freq
+// 00 => 1Hz
+// 01 => 0.5Hz
+// 10 => 0.25Hz
+// 11 => 0.125Hz
+//--------------------------------------
+// 3 : Power save state
+// 0 => always off in power save state
+// 1 => works as connect state
+// 2 : Disable state
+// 1 : Reserved
+// 0 : Power-on state
+void zfLedCtrlType1(zdev_t* dev)
+{
+ u16_t i;
+ u32_t ton, toff, tmp, period;
+ zmw_get_wlan_dev(dev);
+
+ for (i=0; i<ZM_MAX_LED_NUMBER; i++)
+ {
+ if (zfStaIsConnected(dev) != TRUE)
+ {
+ //Scan state
+ ton = ((wd->ledStruct.ledMode[i] & 0xf00) >> 8) * 5;
+ toff = ((wd->ledStruct.ledMode[i] & 0xf000) >> 12) * 5;
+
+ if ((ton + toff) != 0)
+ {
+ tmp = wd->ledStruct.counter / (ton+toff);
+ tmp = wd->ledStruct.counter - (tmp * (ton+toff));
+ if (tmp < ton)
+ {
+ zfHpLedCtrl(dev, i, 1);
+ }
+ else
+ {
+ zfHpLedCtrl(dev, i, 0);
+ }
+ }
+ }
+ else
+ {
+ if ((zfPowerSavingMgrIsSleeping(dev)) && ((wd->ledStruct.ledMode[i] & 0x8) == 0))
+ {
+ zfHpLedCtrl(dev, i, 0);
+ }
+ else
+ {
+ //Connect state
+ if ((wd->ledStruct.ledMode[i] & 0x40) == 0)
+ {
+ if ((wd->ledStruct.counter & 1) == 0)
+ {
+ zfHpLedCtrl(dev, i, (wd->ledStruct.ledMode[i] & 0x10) >> 4);
+ }
+ else
+ {
+ if ((wd->ledStruct.txTraffic > 0) || (wd->ledStruct.rxTraffic > 0))
+ {
+ wd->ledStruct.txTraffic = wd->ledStruct.rxTraffic = 0;
+ if ((wd->ledStruct.ledMode[i] & 0x20) != 0)
+ {
+ zfHpLedCtrl(dev, i, ((wd->ledStruct.ledMode[i] & 0x10) >> 4)^1);
+ }
+ }
+ }
+ }// if ((wd->ledStruct.ledMode[i] & 0x40) == 0)
+ else
+ {
+ period = 5 * (1 << ((wd->ledStruct.ledMode[i] & 0x30) >> 4));
+ tmp = wd->ledStruct.counter / (period*2);
+ tmp = wd->ledStruct.counter - (tmp * (period*2));
+ if (tmp < period)
+ {
+ if ((wd->ledStruct.counter & 1) == 0)
+ {
+ zfHpLedCtrl(dev, i, 0);
+ }
+ else
+ {
+ if ((wd->ledStruct.txTraffic > 0) || (wd->ledStruct.rxTraffic > 0))
+ {
+ wd->ledStruct.txTraffic = wd->ledStruct.rxTraffic = 0;
+ zfHpLedCtrl(dev, i, 1);
+ }
+ }
+ }
+ else
+ {
+ if ((wd->ledStruct.counter & 1) == 0)
+ {
+ zfHpLedCtrl(dev, i, 1);
+ }
+ else
+ {
+ if ((wd->ledStruct.txTraffic > 0) || (wd->ledStruct.rxTraffic > 0))
+ {
+ wd->ledStruct.txTraffic = wd->ledStruct.rxTraffic = 0;
+ zfHpLedCtrl(dev, i, 0);
+ }
+ }
+ }
+ } //else, if ((wd->ledStruct.ledMode[i] & 0x40) == 0)
+ } //else, if (zfPowerSavingMgrIsSleeping(dev))
+ } //else : if (zfStaIsConnected(dev) != TRUE)
+ } //for (i=0; i<ZM_MAX_LED_NUMBER; i++)
+}
+
+/******************************************************************************/
+/* */
+/* FUNCTION DESCRIPTION zfLedCtrlType2 */
+/* Customize for Netgear Dual-LED state ((bug#31292)) */
+/* */
+/* 1. Status: When dongle does not connect to 2.4G or 5G but in site */
+/* survey/association */
+/* LED status: Slow blinking, Amber then Blue per 500ms */
+/* 2. Status: Connection at 2.4G in site survey/association */
+/* LED status: Slow blinking, Amber/off per 500ms */
+/* 3. Status: Connection at 5G in site survey/association */
+/* LED status: Slow blinking, Blue/off per 500ms */
+/* 4. Status: When transfer the packet */
+/* LED status: Blink per packet, including TX and RX */
+/* 5. Status: When linking is established but no traffic */
+/* LED status: Always on */
+/* 6. Status: When linking is dropped but no re-connection */
+/* LED status: Always off */
+/* 7. Status: From one connection(2.4G or 5G) to change to another band */
+/* LED status: Amber/Blue =>Slow blinking, Amber then Blue per 500ms */
+/* */
+/* INPUTS */
+/* dev : device pointer */
+/* */
+/* OUTPUTS */
+/* None */
+/* */
+/* AUTHOR */
+/* Shang-Chun Liu Atheros Communications, INC. 2007.11 */
+/* */
+/******************************************************************************/
+void zfLedCtrlType2_scan(zdev_t* dev);
+
+void zfLedCtrlType2(zdev_t* dev)
+{
+ u32_t ton, toff, tmp, period;
+ u16_t OperateLED;
+ zmw_get_wlan_dev(dev);
+
+ if (zfStaIsConnected(dev) != TRUE)
+ {
+ // Disconnect state
+ if(wd->ledStruct.counter % 4 != 0)
+ {
+ // Update LED each 400ms(4*100)
+ // Prevent this situation
+ // _______ ___
+ // LED[0] ON | | | x |
+ // ------ OFF->+-+-+-+-+-+-+-+-+-+-+-+->>>...
+ // LED[1] ON
+ //
+ return;
+ }
+
+ if (((wd->state == ZM_WLAN_STATE_DISABLED) && (wd->sta.bChannelScan))
+ || ((wd->state != ZM_WLAN_STATE_DISABLED) && (wd->sta.bAutoReconnect)))
+ {
+ // Scan/AutoReconnect state
+ zfLedCtrlType2_scan(dev);
+ }
+ else
+ {
+ // Neither Connected nor Scan
+ zfHpLedCtrl(dev, 0, 0);
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ }
+ else
+ {
+ if( wd->sta.bChannelScan )
+ {
+ // Scan state
+ if(wd->ledStruct.counter % 4 != 0)
+ return;
+ zfLedCtrlType2_scan(dev);
+ return;
+ }
+
+ if(wd->frequency < 3000)
+ {
+ OperateLED = 0; // LED[0]: work on 2.4G (b/g band)
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ else
+ {
+ OperateLED = 1; // LED[1]: work on 5G (a band)
+ zfHpLedCtrl(dev, 0, 0);
+ }
+
+ if ((zfPowerSavingMgrIsSleeping(dev)) && ((wd->ledStruct.ledMode[OperateLED] & 0x8) == 0))
+ {
+ // If Sleeping, turn OFF
+ zfHpLedCtrl(dev, OperateLED, 0);
+ }
+ else
+ {
+ //Connect state
+ if ((wd->ledStruct.counter & 1) == 0) // even
+ {
+ // No traffic, always ON
+ zfHpLedCtrl(dev, OperateLED, 1);
+ }
+ else // odd
+ {
+ if ((wd->ledStruct.txTraffic > 0) || (wd->ledStruct.rxTraffic > 0))
+ {
+ // If have traffic, turn OFF
+ // _____ _ _ _ _____
+ // LED[Operate] ON | | | | | | | |
+ // ------------ OFF->-+-+-+-+-+-+-+-+-+-+-+-+-+->>>...
+ //
+ wd->ledStruct.txTraffic = wd->ledStruct.rxTraffic = 0;
+ zfHpLedCtrl(dev, OperateLED, 0);
+ }
+ }
+ }
+ }
+}
+
+void zfLedCtrlType2_scan(zdev_t* dev)
+{
+ zmw_get_wlan_dev(dev);
+
+ // When doing scan, blink(Amber/Blue) and off per 500ms (about 400ms in our driver)
+ // _______ _______
+ // LED[0] ON | | 8 12 | |
+ // ------ OFF->-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+->>>...
+ // LED[1] ON 0 4 |_______| 0 3
+ //
+
+ switch(wd->ledStruct.counter % 16)
+ {
+ case 0: // case 0~3, LED[0] on
+ if(wd->supportMode & ZM_WIRELESS_MODE_24)
+ {
+ zfHpLedCtrl(dev, 0, 1);
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ else
+ {
+ zfHpLedCtrl(dev, 1, 1);
+ zfHpLedCtrl(dev, 0, 0);
+ }
+ break;
+
+ case 8: // case 8~11, LED[1] on
+ if(wd->supportMode & ZM_WIRELESS_MODE_5)
+ {
+ zfHpLedCtrl(dev, 1, 1);
+ zfHpLedCtrl(dev, 0, 0);
+ }
+ else
+ {
+ zfHpLedCtrl(dev, 0, 1);
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ break;
+
+ default: // others, all off
+ zfHpLedCtrl(dev, 0, 0);
+ zfHpLedCtrl(dev, 1, 0);
+ break;
+ }
+}
+
+/**********************************************************************************/
+/* */
+/* FUNCTION DESCRIPTION zfLedCtrlType3 */
+/* Customize for Netgear Single-LED state ((bug#32243)) */
+/* */
+/* ĦEOff: when the adapter is disabled or hasn't started to associate with AP */
+/* yet. */
+/* ĦEOn: Once adpater associate with AP successfully */
+/* ĦESlow blinking: whenever adapters do site-survey or try to associate with AP */
+/* - If there is a connection already, and adapters do site-survey or */
+/* re-associate action, the LED should keep LED backgraoud as ON, thus */
+/* the blinking behavior SHOULD be OFF (200ms) - ON (800ms) and continue this*/
+/* cycle. */
+/* - If there is no connection yet, and adapters start to do site-survey or */
+/* associate action, the LED should keep LED background as OFF, thus the */
+/* blinking behavior SHOULD be ON (200ms) - OFF (800ms) and continue this */
+/* cycle. */
+/* - For the case that associate fail, adpater should keep associating, and the*/
+/* LED should also keep slow blinking. */
+/* ĦEQuick blinking: to blink OFF-ON cycle for each time that traffic packet is */
+/* received or is transmitted. */
+/* */
+/* INPUTS */
+/* dev : device pointer */
+/* */
+/* OUTPUTS */
+/* None */
+/* */
+/* AUTHOR */
+/* Shang-Chun Liu Atheros Communications, INC. 2008.01 */
+/* */
+/**********************************************************************************/
+void zfLedCtrlType3_scan(zdev_t* dev, u16_t isConnect);
+
+void zfLedCtrlType3(zdev_t* dev)
+{
+ zmw_get_wlan_dev(dev);
+
+ if (zfStaIsConnected(dev) != TRUE)
+ {
+ // Disconnect state
+ if(wd->ledStruct.counter % 2 != 0)
+ {
+ // Update LED each 200ms(2*100)
+ // Prevent this situation
+ // ___ _
+ // LED[0] ON | | |x|
+ // ------ OFF->+-+-+-+-+-+-+->>>...
+ //
+ return;
+ }
+
+ if (((wd->state == ZM_WLAN_STATE_DISABLED) && (wd->sta.bChannelScan))
+ || ((wd->state != ZM_WLAN_STATE_DISABLED) && (wd->sta.bAutoReconnect)))
+ {
+ // Scan/AutoReconnect state
+ zfLedCtrlType3_scan(dev, 0);
+ }
+ else
+ {
+ // Neither Connected nor Scan
+ zfHpLedCtrl(dev, 0, 0);
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ }
+ else
+ {
+ if( wd->sta.bChannelScan )
+ {
+ // Scan state
+ if(wd->ledStruct.counter % 2 != 0)
+ return;
+ zfLedCtrlType3_scan(dev, 1);
+ return;
+ }
+
+ if ((zfPowerSavingMgrIsSleeping(dev)) && ((wd->ledStruct.ledMode[0] & 0x8) == 0))
+ {
+ // If Sleeping, turn OFF
+ zfHpLedCtrl(dev, 0, 0);
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ else
+ {
+ //Connect state
+ if ((wd->ledStruct.counter & 1) == 0) // even
+ {
+ // No traffic, always ON
+ zfHpLedCtrl(dev, 0, 1);
+ zfHpLedCtrl(dev, 1, 1);
+ }
+ else // odd
+ {
+ if ((wd->ledStruct.txTraffic > 0) || (wd->ledStruct.rxTraffic > 0))
+ {
+ // If have traffic, turn OFF
+ // _____ _ _ _ _____
+ // LED[Operate] ON | | | | | | | |
+ // ------------ OFF->-+-+-+-+-+-+-+-+-+-+-+-+-+->>>...
+ //
+ wd->ledStruct.txTraffic = wd->ledStruct.rxTraffic = 0;
+ zfHpLedCtrl(dev, 0, 0);
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ }
+ }
+ }
+}
+
+void zfLedCtrlType3_scan(zdev_t* dev, u16_t isConnect)
+{
+ u32_t ton, toff, tmp;
+ zmw_get_wlan_dev(dev);
+
+ // Doing scan when :
+ // 1. Disconnected: ON (200ms) - OFF (800ms) (200ms-600ms in our driver)
+ // ___ ___ ___
+ // LED[0] ON | | | | | |
+ // ------ OFF->-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+->>>...
+ // 0 2 4 6 8 10 12 14 16
+ // 2. Connected: ON (800ms) - OFF (200ms) (600ms-200ms in our driver)
+ // ___________ ___________ ______
+ // LED[0] ON | | | | |
+ // ------ OFF->-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+->>>...
+ // 0 2 4 6 8 10 12 14 16
+
+ //Scan state
+ if(!isConnect)
+ ton = 2, toff = 6;
+ else
+ ton = 6, toff = 2;
+
+ if ((ton + toff) != 0)
+ {
+ tmp = wd->ledStruct.counter % (ton+toff);
+ if (tmp < ton)
+ {
+ zfHpLedCtrl(dev, 0, 1);
+ zfHpLedCtrl(dev, 1, 1);
+ }
+ else
+ {
+ zfHpLedCtrl(dev, 0, 0);
+ zfHpLedCtrl(dev, 1, 0);
+ }
+ }
+}
+
+/******************************************************************************/
+/* */
+/* FUNCTION DESCRIPTION zfLedCtrl_BlinkWhenScan_Alpha */
+/* Customize for Alpha/DLink LED */
+/* - Blink LED 12 times within 3 seconds when doing Active Scan */
+/* ___ ___ ___ ___ */
+/* LED[0] ON | | | | | | | | */
+/* -------OFF->-+-+-+-+-+-+-+-+-+-+-+-+-+--+-->>>... */
+/* */
+/* INPUTS */
+/* dev : device pointer */
+/* */
+/* OUTPUTS */
+/* None */
+/* */
+/* AUTHOR */
+/* Shang-Chun Liu Atheros Communications, INC. 2007.11 */
+/* */
+/******************************************************************************/
+void zfLedCtrl_BlinkWhenScan_Alpha(zdev_t* dev)
+{
+ static u32_t counter = 0;
+ zmw_get_wlan_dev(dev);
+
+ if(counter > 34) // counter for 3 sec
+ {
+ wd->ledStruct.LEDCtrlFlag &= ~(u8_t)ZM_LED_CTRL_FLAG_ALPHA;
+ counter = 0;
+ }
+
+ if( (counter % 3) < 2)
+ zfHpLedCtrl(dev, 0, 1);
+ else
+ zfHpLedCtrl(dev, 0, 0);
+
+ counter++;
+}
+
+
+/************************************************************************/
+/* */
+/* FUNCTION DESCRIPTION zfLed100msCtrl */
+/* LED 100 milliseconds timer. */
+/* */
+/* INPUTS */
+/* dev : device pointer */
+/* */
+/* OUTPUTS */
+/* None */
+/* */
+/* AUTHOR */
+/* Stephen Chen Atheros Communications, INC. 2007.6 */
+/* */
+/************************************************************************/
+void zfLed100msCtrl(zdev_t* dev)
+{
+ zmw_get_wlan_dev(dev);
+
+ wd->ledStruct.counter++;
+
+ if(wd->ledStruct.LEDCtrlFlag)
+ {
+ switch(wd->ledStruct.LEDCtrlFlag) {
+ case ZM_LED_CTRL_FLAG_ALPHA:
+ zfLedCtrl_BlinkWhenScan_Alpha(dev);
+ break;
+ }
+ }
+ else
+ {
+ switch(wd->ledStruct.LEDCtrlType) {
+ case 1: // Traditional 1 LED
+ zfLedCtrlType1(dev);
+ break;
+
+ case 2: // Dual-LEDs for Netgear
+ zfLedCtrlType2(dev);
+ break;
+
+ case 3: // Single-LED for Netgear (WN111v2)
+ zfLedCtrlType3(dev);
+ break;
+
+ default:
+ zfLedCtrlType1(dev);
+ break;
+ }
+ }
+}
+
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