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The USB_Host_SendControlRequest() function no longer automatically selects the Control pipe (pipe 0), so that other control type pipes can be used with the function.

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The USB Host management task now saves and restores the currently selected pipe before and after the task completes.
pull/1469/head
Dean Camera 16 years ago
parent fea5d08512
commit 6a5a37d7d1
18 changed files with 69 additions and 2 deletions
Show Stats Download Patch File Download Diff File

3
Demos/Host/CDCHost/CDCHost.c
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@ -196,6 +196,9 @@ TASK(USB_CDC_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{

6
Demos/Host/GenericHIDHost/GenericHIDHost.c
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@ -262,6 +262,9 @@ void WriteNextReport(uint8_t* ReportOUTData, uint16_t ReportLength)
wLength: ReportLength,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request to the device */
USB_Host_SendControlRequest(ReportOUTData);
}
@ -288,6 +291,9 @@ TASK(USB_HID_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{

6
Demos/Host/KeyboardHost/KeyboardHost.c
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@ -263,6 +263,9 @@ TASK(USB_Keyboard_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{
@ -310,6 +313,9 @@ TASK(USB_Keyboard_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{

3
Demos/Host/KeyboardHostWithParser/HIDReport.c
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@ -56,6 +56,9 @@ uint8_t GetHIDReportData(void)
wLength: HIDReportSize,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send control request to retrieve the HID report from the attached device */
if (USB_Host_SendControlRequest(HIDReportData) != HOST_SENDCONTROL_Successful)
return ParseControlError;

3
Demos/Host/KeyboardHostWithParser/KeyboardHostWithParser.c
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@ -199,6 +199,9 @@ TASK(USB_Keyboard_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{

3
Demos/Host/MassStorageHost/MassStorageHost.c
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@ -170,6 +170,9 @@ TASK(USB_MassStore_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{

9
Demos/Host/MassStorageHost/MassStoreCommands.c
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@ -256,6 +256,9 @@ uint8_t MassStore_ClearPipeStall(const uint8_t EndpointNum)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
return USB_Host_SendControlRequest(NULL);
}
@ -275,6 +278,9 @@ uint8_t MassStore_MassStorageReset(void)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
return USB_Host_SendControlRequest(NULL);
}
@ -298,6 +304,9 @@ uint8_t MassStore_GetMaxLUN(uint8_t* const MaxLUNIndex)
wLength: 1,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
if ((ErrorCode = USB_Host_SendControlRequest(MaxLUNIndex)) == HOST_SENDCONTROL_SetupStalled)
{
/* Clear the pipe stall */

6
Demos/Host/MouseHost/MouseHost.c
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@ -259,6 +259,9 @@ TASK(USB_Mouse_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{
@ -306,6 +309,9 @@ TASK(USB_Mouse_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{

3
Demos/Host/MouseHostWithParser/HIDReport.c
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@ -56,6 +56,9 @@ uint8_t GetHIDReportData(void)
wLength: HIDReportSize,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send control request to retrieve the HID report from the attached device */
if (USB_Host_SendControlRequest(HIDReportData) != HOST_SENDCONTROL_Successful)
return ParseControlError;

3
Demos/Host/MouseHostWithParser/MouseHostWithParser.c
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@ -200,6 +200,9 @@ TASK(USB_Mouse_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
{

3
Demos/Host/StillImageHost/StillImageCommands.c
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@ -272,5 +272,8 @@ uint8_t SImage_ClearPipeStall(const uint8_t PipeEndpointNum)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
return USB_Host_SendControlRequest(NULL);
}

3
Demos/Host/StillImageHost/StillImageHost.c
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@ -165,6 +165,9 @@ TASK(USB_SImage_Host)
wLength: 0,
};
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Send the request, display error and wait for device detach if request fails */
if (USB_Host_SendControlRequest(NULL) != HOST_SENDCONTROL_Successful)
{

3
LUFA/ChangeLog.txt
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@ -31,6 +31,9 @@
* - Fixed WriteNextReport code in the GenericHIDHost demo using incorrect parameter types and not selecting the correct endpoint
* - Adjusted sample CTC timer calculations in the AudioOutput and AudioInput demos to account for situations where the division results
* in a value with no remainder, requiring one to be subtracted from the result (thanks to Robin Theunis)
* - The USB_Host_SendControlRequest() function no longer automatically selects the Control pipe (pipe 0), so that other control type
* pipes can be used with the function
* - The USB Host management task now saves and restores the currently selected pipe before and after the task completes
*
* \section Sec_ChangeLog090401 Version 090401
*

2
LUFA/Drivers/USB/Class/ConfigDescriptor.c
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@ -43,6 +43,8 @@ uint8_t USB_Host_GetDeviceConfigDescriptor(uint16_t* const ConfigSizePtr, void*
wLength: sizeof(USB_Descriptor_Configuration_Header_t),
};
Pipe_SelectPipe(PIPE_CONTROLPIPE);
if (BufferPtr == NULL)
{
uint8_t ConfigHeader[sizeof(USB_Descriptor_Configuration_Header_t)];

6
LUFA/Drivers/USB/HighLevel/USBTask.c
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@ -86,6 +86,10 @@ static void USB_HostTask(void)
static uint16_t WaitMSRemaining;
static uint8_t PostWaitState;
uint8_t PrevPipe = Pipe_GetCurrentPipe();
Pipe_SelectPipe(PIPE_CONTROLPIPE);
switch (USB_HostState)
{
case HOST_STATE_WaitForDevice:
@ -249,5 +253,7 @@ static void USB_HostTask(void)
USB_ResetInterface();
}
Pipe_SelectPipe(PrevPipe);
}
#endif

1
LUFA/Drivers/USB/LowLevel/HostChapter9.c
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@ -50,7 +50,6 @@ uint8_t USB_Host_SendControlRequest(void* BufferPtr)
if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
return ReturnStatus;
Pipe_SelectPipe(PIPE_CONTROLPIPE);
Pipe_SetToken(PIPE_TOKEN_SETUP);
Pipe_ClearErrorFlags();
Pipe_ClearSetupSent();

2
LUFA/Drivers/USB/LowLevel/HostChapter9.h
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@ -95,7 +95,7 @@
/* Function Prototypes: */
/** Sends the request stored in the USB_HostRequest global structure to the attached device,
* and transfers the data stored in the buffer to the device, or from the device to the buffer
* as requested.
* as requested. The transfer is made on the currently selected pipe.
*
* \param BufferPtr Pointer to the start of the data buffer if the request has a data stage, or
* NULL if the request transfers no data to or from the device.

6
LUFA/MigrationInformation.txt
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@ -12,6 +12,12 @@
*
* \section Sec_MigrationXXXXXX Migrating from 090401 to XXXXXX
*
* <b>Host Mode</b>
* - The USB_Host_SendControlRequest() function no longer automatically selects the Control pipe (pipe 0) to allow it to be used on
* other control type pipes. Care should be taken to ensure that the Control pipe is always selected before the function is called
* in existing projects where the Control pipe is to be operated on.
* - The USB Host management task now saves and restores the currently selected pipe before and after the task runs. Projects no longer
* need to manage this manually when calling the USB management task.
*
* \section Sec_Migration090401 Migrating from 090209 to 090401
*

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