* Another tiny cut in stack load time: do not delay after setting the current

configuration of a root hub
* Cut down on number of retries to set the initial device address

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24804 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/kernel/bus_managers/usb/BusManager.cpp

@@ -135,7 +135,7 @@ BusManager::AllocateDevice(Hub *parent, uint8 port, usb_speed speed)
 	}
 
 	status_t result = B_ERROR;
-	for (int32 i = 0; i < 15; i++) {
+	for (int32 i = 0; i < 3; i++) {
 		// Set the address of the device USB 1.1 spec p202
 		result = defaultPipe->SendRequest(
 			USB_REQTYPE_STANDARD | USB_REQTYPE_DEVICE_OUT,	// type
@@ -223,7 +223,7 @@ BusManager::AllocateDevice(Hub *parent, uint8 port, usb_speed speed)
 
 	TRACE(("USB BusManager: creating new device\n"));
 	Device *device = new(std::nothrow) Device(parent, port, deviceDescriptor,
-		deviceAddress, speed);
+		deviceAddress, speed, false);
 	if (!device) {
 		TRACE_ERROR(("USB BusManager: no memory to allocate device\n"));
 		FreeAddress(deviceAddress);

src/add-ons/kernel/bus_managers/usb/Device.cpp

@@ -11,11 +11,12 @@
 
 
 Device::Device(Object *parent, int8 hubPort, usb_device_descriptor &desc,
-	int8 deviceAddress, usb_speed speed)
+	int8 deviceAddress, usb_speed speed, bool isRootHub)
 	:	Object(parent),
 		fDeviceDescriptor(desc),
 		fInitOK(false),
 		fAvailable(true),
+		fIsRootHub(isRootHub),
 		fConfigurations(NULL),
 		fCurrentConfiguration(NULL),
 		fSpeed(speed),
@@ -372,7 +373,8 @@ Device::SetConfigurationAt(uint8 index)
 	InitEndpoints();
 
 	// Wait some for the configuration being finished
-	snooze(USB_DELAY_SET_CONFIGURATION);
+	if (!fIsRootHub)
+		snooze(USB_DELAY_SET_CONFIGURATION);
 	return B_OK;
 }
 

src/add-ons/kernel/bus_managers/usb/Hub.cpp

@@ -13,7 +13,7 @@
 
 Hub::Hub(Object *parent, int8 hubPort, usb_device_descriptor &desc,
 	int8 deviceAddress, usb_speed speed, bool isRootHub)
-	:	Device(parent, hubPort, desc, deviceAddress, speed),
+	:	Device(parent, hubPort, desc, deviceAddress, speed, isRootHub),
 		fInterruptPipe(NULL)
 {
 	TRACE(("USB Hub %d: creating hub\n", DeviceAddress()));

src/add-ons/kernel/bus_managers/usb/usb_p.h

@@ -414,7 +414,7 @@ public:
 										Device(Object *parent, int8 hubPort,
 											usb_device_descriptor &desc,
 											int8 deviceAddress,
-											usb_speed speed);
+											usb_speed speed, bool isRootHub);
 virtual									~Device();
 
 		status_t						InitCheck();
@@ -469,6 +469,7 @@ protected:
 
 private:
 		bool							fAvailable;
+		bool							fIsRootHub;
 		usb_configuration_info			*fConfigurations;
 		usb_configuration_info			*fCurrentConfiguration;
 		usb_speed						fSpeed;