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Added new ENDPOINT_*_BusSuspended error code to the Endpoint function, so that the stream functions early-abort if the bus is suspended before or during a transfer.

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Dean Camera
2010-05-03 07:41:22 +00:00
parent 5c0c0327d5
commit eed7d4df6a
9 changed files with 34 additions and 10 deletions
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4
LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_R.c
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@@ -12,6 +12,8 @@ uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length)
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
else if (USB_DeviceState == DEVICE_STATE_Suspended)
return ENDPOINT_RWCSTREAM_BusSuspended;
if (Endpoint_IsOUTReceived())
{
@@ -29,6 +31,8 @@ uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length)
{
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
else if (USB_DeviceState == DEVICE_STATE_Suspended)
return ENDPOINT_RWCSTREAM_BusSuspended;
}
return ENDPOINT_RWCSTREAM_NoError;

6
LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c
View File

@@ -18,6 +18,8 @@ uint8_t TEMPLATE_FUNC_NAME (const void* Buffer, uint16_t Length)
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
else if (USB_DeviceState == DEVICE_STATE_Suspended)
return ENDPOINT_RWCSTREAM_BusSuspended;
if (Endpoint_IsINReady())
{
@@ -38,7 +40,9 @@ uint8_t TEMPLATE_FUNC_NAME (const void* Buffer, uint16_t Length)
while (!(Endpoint_IsOUTReceived()))
{
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
else if (USB_DeviceState == DEVICE_STATE_Suspended)
return ENDPOINT_RWCSTREAM_BusSuspended;
}
return ENDPOINT_RWCSTREAM_NoError;