X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=carlfw%2Fusb%2Fmain.c;h=4199a218618e9a6af57481f80108b8a7f6d4f3a6;hb=6598140e430d622be926aed43ec19fec8326cd11;hp=48ece0e99d4455119229ed584b7908c686d02583;hpb=e8448cf14674dafd86899f191475ea54b151d08a;p=carl9170fw.git

diff --git a/carlfw/usb/main.c b/carlfw/usb/main.c
index 48ece0e..4199a21 100644
--- a/carlfw/usb/main.c
+++ b/carlfw/usb/main.c
@@ -4,7 +4,7 @@
  * Copyright (c) 2000-2005 ZyDAS Technology Corporation
  * Copyright (c) 2007-2009 Atheros Communications, Inc.
  * Copyright	2009	Johannes Berg <johannes@sipsolutions.net>
- * Copyright	2009	Christian Lamparter <chunkeey@googlemail.com>
+ * Copyright 2009-2011	Christian Lamparter <chunkeey@googlemail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -17,17 +17,18 @@
  * 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 02110-1301 USA.
+ * with this program; If not, see <http://www.gnu.org/licenses/>.
  */
 
 #include "carl9170.h"
 
+#include "shared/phy.h"
 #include "hostif.h"
 #include "printf.h"
 #include "timer.h"
 #include "rom.h"
-#include "shared/phy.h"
+#include "wl.h"
+#include "wol.h"
 
 #ifdef CONFIG_CARL9170FW_DEBUG_USB
 void usb_putc(const char c)
@@ -244,7 +245,7 @@ static void turn_power_off(void)
 				  AR9170_PWR_RESET_WLAN_MASK);
 	set(AR9170_PWR_REG_RESET, 0x0);
 
-	clock_set(false, AHB_20_22MHZ);
+	clock_set(AHB_20_22MHZ, false);
 
 	set(AR9170_PWR_REG_PLL_ADDAC, 0x5163);	/* 0x502b; */
 	set(AR9170_PHY_REG_ADC_SERIAL_CTL, AR9170_PHY_ADC_SCTL_SEL_EXTERNAL_RADIO);
@@ -281,14 +282,22 @@ static void turn_power_off(void)
 	set(AR9170_PHY_REG_ADC_SERIAL_CTL, AR9170_PHY_ADC_SCTL_SEL_INTERNAL_ADDAC);
 }
 
-void __noreturn reboot(void)
+static void disable_watchdog(void)
 {
+	if (!fw.watchdog_enable)
+		return;
+
 	/* write watchdog magic pattern for suspend  */
 	andl(AR9170_PWR_REG_WATCH_DOG_MAGIC, 0xffff);
 	orl(AR9170_PWR_REG_WATCH_DOG_MAGIC, 0x98760000);
 
 	/* Disable watchdog */
 	set(AR9170_TIMER_REG_WATCH_DOG, 0xffff);
+}
+
+void __noreturn reboot(void)
+{
+	disable_watchdog();
 
 	/* Turn off power */
 	turn_power_off();
@@ -320,21 +329,22 @@ static void usb_handler(uint8_t usb_interrupt_level1)
 	if (usb_interrupt_level1 & BIT(0)) {
 		usb_interrupt_level2 = getb(AR9170_USB_REG_INTR_SOURCE_0);
 
-		if (usb_interrupt_level2 & BIT(0))
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC0_SETUP)
 			usb_ep0setup();
 
-		if (usb_interrupt_level2 & BIT(1))
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC0_IN)
 			usb_ep0tx();
 
-		if (usb_interrupt_level2 & BIT(2))
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC0_OUT)
 			usb_ep0rx();
 
-		if (usb_interrupt_level2 & BIT(7)) {
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC0_ABORT) {
 			/* Clear the command abort interrupt */
-			andb(AR9170_USB_REG_INTR_SOURCE_0, 0x7f);
+			andb(AR9170_USB_REG_INTR_SOURCE_0, (uint8_t)
+			     ~AR9170_USB_INTR_SRC0_ABORT);
 		}
 
-		if (usb_interrupt_level2 & BIT(3) ||
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC0_FAIL ||
 		    fw.usb.ep0_action & CARL9170_EP0_STALL) {
 			/*
 			 * transmission failure.
@@ -344,7 +354,7 @@ static void usb_handler(uint8_t usb_interrupt_level1)
 			fw.usb.ep0_action &= ~CARL9170_EP0_STALL;
 		}
 
-		if (usb_interrupt_level2 & BIT(4) ||
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC0_END ||
 		    fw.usb.ep0_action & CARL9170_EP0_TRIGGER) {
 			/*
 			 * transmission done.
@@ -358,32 +368,49 @@ static void usb_handler(uint8_t usb_interrupt_level1)
 	if (usb_interrupt_level1 & BIT(7)) {
 		usb_interrupt_level2 = getb(AR9170_USB_REG_INTR_SOURCE_7);
 
-		if (usb_interrupt_level2 & BIT(7))
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC7_RX0BYTE)
 			usb_data_out0Byte();
 
-		if (usb_interrupt_level2 & BIT(6))
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC7_TX0BYTE)
 			usb_data_in0Byte();
 
-		if (usb_interrupt_level2 & BIT(1)) {
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC7_USB_RESET) {
 			usb_reset_ack();
+			usb_reset_eps();
 			reboot();
 		}
 
-		if (usb_interrupt_level2 & BIT(2)) {
-			/* ACK USB suspend interrupt */
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC7_USB_SUSPEND) {
 			usb_suspend_ack();
 
-			/* Set GO_TO_SUSPEND bit to USB main control register */
-			setb(AR9170_USB_REG_MAIN_CTRL, BIT(3));
+			fw.suspend_mode = CARL9170_HOST_SUSPENDED;
 
-			/* add by ygwei for work around USB PHY chirp sequence problem */
-			set(0x10f100, 0x12345678);
+#ifdef CONFIG_CARL9170FW_WOL
+			if (!(fw.usb.device_feature & USB_DEVICE_REMOTE_WAKEUP) ||
+			    !fw.wol.cmd.flags) {
+				disable_watchdog();
 
-			reboot();
+				/* GO_TO_SUSPEND stops the CPU clock too. */
+				orb(AR9170_USB_REG_MAIN_CTRL, AR9170_USB_MAIN_CTRL_GO_TO_SUSPEND);
+			} else {
+				wol_prepare();
+			}
+#else /* CONFIG_CARL9170FW_WOL */
+			disable_watchdog();
+
+			/* GO_TO_SUSPEND stops the CPU clock too. */
+			orb(AR9170_USB_REG_MAIN_CTRL, AR9170_USB_MAIN_CTRL_GO_TO_SUSPEND);
+#endif /* CONFIG_CARL9170FW_WOL */
 		}
 
-		if (usb_interrupt_level2 & BIT(3))
+		if (usb_interrupt_level2 & AR9170_USB_INTR_SRC7_USB_RESUME) {
 			usb_resume_ack();
+
+			fw.suspend_mode = CARL9170_HOST_AWAKE;
+			set(AR9170_USB_REG_WAKE_UP, 0);
+
+			reboot();
+		}
 	}
 }
 
@@ -400,3 +427,6 @@ void handle_usb(void)
 		usb_trigger_in();
 }
 
+void usb_timer(void)
+{
+}