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author | Dean Camera <dean@fourwalledcubicle.com> | 2010-10-27 07:23:51 +0000 |
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committer | Dean Camera <dean@fourwalledcubicle.com> | 2010-10-27 07:23:51 +0000 |
commit | 710f31c54023b2fd85d37b0d849be3895b70f1cb (patch) | |
tree | e599b27601bd456b494876204ed438d7e024e803 /LUFA/Drivers/USB/Class/Host/Printer.c | |
parent | 08de757811bb2a17d21a35ca08205b4ed64613ff (diff) | |
download | lufa-710f31c54023b2fd85d37b0d849be3895b70f1cb.tar.gz lufa-710f31c54023b2fd85d37b0d849be3895b70f1cb.tar.bz2 lufa-710f31c54023b2fd85d37b0d849be3895b70f1cb.zip |
Added new NO_CLASS_DRIVER_AUTOFLUSH compile time option to disable automatic flushing of interfaces when the USB management tasks for each driver is called.
The MIDI class drivers now automatically flushes the MIDI interface when the MIDI class driver's USBTask() function is called.
Diffstat (limited to 'LUFA/Drivers/USB/Class/Host/Printer.c')
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/Printer.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/Printer.c b/LUFA/Drivers/USB/Class/Host/Printer.c index e69948b1e..ec56c314c 100644 --- a/LUFA/Drivers/USB/Class/Host/Printer.c +++ b/LUFA/Drivers/USB/Class/Host/Printer.c @@ -142,7 +142,12 @@ static uint8_t DCOMP_PRNT_Host_NextPRNTInterfaceEndpoint(void* CurrentDescriptor void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) { + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return; + + #if !defined(NO_CLASS_DRIVER_AUTOFLUSH) PRNT_Host_Flush(PRNTInterfaceInfo); + #endif } uint8_t PRNT_Host_SetBidirectionalMode(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) |