Messages in this thread | | | Date | Tue, 02 Jun 2015 11:07:26 +0300 | From | Ben Dooks <> | Subject | Re: [PATCH 1/1] cdc-acm: Add support of ATOL FPrint fiscal printers |
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On 02/06/15 11:05, Alexey Sokolov wrote: > ATOL FPrint fiscal printers require usb_clear_halt to be executed > to work properly. Add quirk to fix the issue. > > Signed-off-by: Alexey Sokolov <sokolov@7pikes.com> > --- > drivers/usb/class/cdc-acm.c | 9 +++++++++ > drivers/usb/class/cdc-acm.h | 1 + > 2 files changed, 10 insertions(+) > > diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c > index 5c8f581..9d8a321 100644 > --- a/drivers/usb/class/cdc-acm.c > +++ b/drivers/usb/class/cdc-acm.c > @@ -1477,6 +1477,11 @@ skip_countries: > goto alloc_fail8; > } > > + if (quirks == CLEAR_HALT_CONDITIONS) { > + usb_clear_halt(usb_dev, usb_rcvbulkpipe(usb_dev, epread->bEndpointAddress)); > + usb_clear_halt(usb_dev, usb_sndbulkpipe(usb_dev, epwrite->bEndpointAddress)); > + } > +
Given quirks looks like a bitfield, it would be better if this is
if (quirks & CLEAR_HALT_CONDITIONS) {
-- Ben Dooks http://www.codethink.co.uk/ Senior Engineer Codethink - Providing Genius
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