Hi, Jayshri Pawar <jpawar@xxxxxxxxxxx> writes: > This patch includes streams implementation changes. > The current changes has been validated on FPGA platform. > > Enabled streams related interrupts only for streams capable endpoints. > Processed PRIME and IOT interrupts related to streams capable endpoints. > Based on PRIME interrupt prime_flag is set and transfer is armed > otherwise just adding request to the deferred request queue. > For streams capable endpoints preparing TD with correct stream ID. > > TDL calculation: > Updated tdl calculation based on controller versions. > 1. For controller version DEV_VER_V2 :We have enabled USB_CONF2_EN_TDL_TRB > bit in usb_conf2 register in DMULT configuration. > This enables TDL calculation based on TRB, hence setting TDL in TRB. > 2. For controller Version < DEV_VER_V2 : Writing TDL and STDL in ep_cmd > register > 3. For controller version > DEV_VER_V2 : Writing TDL in ep_tdl register. > Writing ERDY with correct Stream ID to ep_cmd register. > Added stream id related information to trace logs. > > Signed-off-by: Jayshri Pawar <jpawar@xxxxxxxxxxx> > Signed-off-by: Pawel Laszczak <pawell@xxxxxxxxxxx> > Signed-off-by: Rahul Kumar <kurahul@xxxxxxxxxxx> > --- > > Version History: > v2: Patch generated on top of linux-next.git master branch > > drivers/usb/cdns3/gadget.c | 533 +++++++++++++++++++++++++++++++++---- > drivers/usb/cdns3/gadget.h | 26 +- > drivers/usb/cdns3/trace.h | 93 ++++++- > 3 files changed, 596 insertions(+), 56 deletions(-) This patch is enormous. Are you sure there's no way to break it down into smaller pieces? (Hint: there is) -- balbi
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