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usb: move remote wakeup handling to common code

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This patch moves setting and clearing the remote_wakeup feature
bit (via USB_REQ_{SET,CLEAR}_FEATURE) to common code.  Also
USB_REQ_GET_STATUS handling is moved to common code.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2010-11-30 17:35:34 +01:00
parent a980a065fb
commit ed5a83ddd8
9 changed files with 31 additions and 155 deletions
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21
hw/usb-bt.c
View File

@ -396,33 +396,18 @@ static int usb_bt_handle_control(USBDevice *dev, int request, int value,
ret = 0;
switch (request) {
case DeviceRequest | USB_REQ_GET_STATUS:
case InterfaceRequest | USB_REQ_GET_STATUS:
case EndpointRequest | USB_REQ_GET_STATUS:
data[0] = (1 << USB_DEVICE_SELF_POWERED) |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
data[0] = 0x00;
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
case InterfaceOutRequest | USB_REQ_CLEAR_FEATURE:
case EndpointOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
} else {
goto fail;
}
ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
goto fail;
case InterfaceOutRequest | USB_REQ_SET_FEATURE:
case EndpointOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
} else {
goto fail;
}
ret = 0;
goto fail;
break;
case InterfaceRequest | USB_REQ_GET_INTERFACE:
if (value != 0 || (index & ~1) || length != 1)

26
hw/usb-desc.c
View File

@ -299,6 +299,32 @@ int usb_desc_handle_control(USBDevice *dev, int request, int value,
}
trace_usb_set_config(dev->addr, value, ret);
break;
case DeviceRequest | USB_REQ_GET_STATUS:
data[0] = 0;
if (dev->config->bmAttributes & 0x40) {
data[0] |= 1 << USB_DEVICE_SELF_POWERED;
}
if (dev->remote_wakeup) {
data[0] |= 1 << USB_DEVICE_REMOTE_WAKEUP;
}
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
ret = 0;
}
trace_usb_clear_device_feature(dev->addr, value, ret);
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
ret = 0;
}
trace_usb_set_device_feature(dev->addr, value, ret);
break;
}
return ret;
}

22
hw/usb-hid.c
View File

@ -673,28 +673,6 @@ static int usb_hid_handle_control(USBDevice *dev, int request, int value,
ret = 0;
switch(request) {
case DeviceRequest | USB_REQ_GET_STATUS:
data[0] = (1 << USB_DEVICE_SELF_POWERED) |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
} else {
goto fail;
}
ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
} else {
goto fail;
}
ret = 0;
break;
case DeviceRequest | USB_REQ_GET_INTERFACE:
data[0] = 0;
ret = 1;

22
hw/usb-hub.c
View File

@ -269,34 +269,12 @@ static int usb_hub_handle_control(USBDevice *dev, int request, int value,
}
switch(request) {
case DeviceRequest | USB_REQ_GET_STATUS:
data[0] = (1 << USB_DEVICE_SELF_POWERED) |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
} else {
goto fail;
}
ret = 0;
break;
case EndpointOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == 0 && index != 0x81) { /* clear ep halt */
goto fail;
}
ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
} else {
goto fail;
}
ret = 0;
break;
case DeviceRequest | USB_REQ_GET_INTERFACE:
data[0] = 0;
ret = 1;

23
hw/usb-msd.c
View File

@ -239,28 +239,6 @@ static int usb_msd_handle_control(USBDevice *dev, int request, int value,
ret = 0;
switch (request) {
case DeviceRequest | USB_REQ_GET_STATUS:
data[0] = (1 << USB_DEVICE_SELF_POWERED) |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
} else {
goto fail;
}
ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
} else {
goto fail;
}
ret = 0;
break;
case DeviceRequest | USB_REQ_GET_INTERFACE:
data[0] = 0;
ret = 1;
@ -285,7 +263,6 @@ static int usb_msd_handle_control(USBDevice *dev, int request, int value,
ret = 1;
break;
default:
fail:
ret = USB_RET_STALL;
break;
}

25
hw/usb-net.c
View File

@ -1055,31 +1055,6 @@ static int usb_net_handle_control(USBDevice *dev, int request, int value,
ret = 0;
switch(request) {
case DeviceRequest | USB_REQ_GET_STATUS:
data[0] = (1 << USB_DEVICE_SELF_POWERED) |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
} else {
goto fail;
}
ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
} else {
goto fail;
}
ret = 0;
break;
case ClassInterfaceOutRequest | USB_CDC_SEND_ENCAPSULATED_COMMAND:
if (!is_rndis(s) || value || index != 0) {
goto fail;

22
hw/usb-serial.c
View File

@ -232,28 +232,6 @@ static int usb_serial_handle_control(USBDevice *dev, int request, int value,
ret = 0;
switch (request) {
case DeviceRequest | USB_REQ_GET_STATUS:
data[0] = (0 << USB_DEVICE_SELF_POWERED) |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
} else {
goto fail;
}
ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
} else {
goto fail;
}
ret = 0;
break;
case DeviceRequest | USB_REQ_GET_INTERFACE:
data[0] = 0;
ret = 1;

23
hw/usb-wacom.c
View File

@ -262,28 +262,6 @@ static int usb_wacom_handle_control(USBDevice *dev, int request, int value,
ret = 0;
switch (request) {
case DeviceRequest | USB_REQ_GET_STATUS:
data[0] = (1 << USB_DEVICE_SELF_POWERED) |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
data[1] = 0x00;
ret = 2;
break;
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 0;
} else {
goto fail;
}
ret = 0;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
if (value == USB_DEVICE_REMOTE_WAKEUP) {
dev->remote_wakeup = 1;
} else {
goto fail;
}
ret = 0;
break;
case DeviceRequest | USB_REQ_GET_INTERFACE:
data[0] = 0;
ret = 1;
@ -320,7 +298,6 @@ static int usb_wacom_handle_control(USBDevice *dev, int request, int value,
ret = 0;
break;
default:
fail:
ret = USB_RET_STALL;
break;
}

2
trace-events
View File

@ -196,6 +196,8 @@ disable usb_desc_config(int addr, int index, int len, int ret) "dev %d query con
disable usb_desc_string(int addr, int index, int len, int ret) "dev %d query string %d, len %d, ret %d"
disable usb_set_addr(int addr) "dev %d"
disable usb_set_config(int addr, int config, int ret) "dev %d, config %d, ret %d"
disable usb_clear_device_feature(int addr, int feature, int ret) "dev %d, feature %d, ret %d"
disable usb_set_device_feature(int addr, int feature, int ret) "dev %d, feature %d, ret %d"
# vl.c
disable vm_state_notify(int running, int reason) "running %d reason %d"