On 12/10/20 8:58 AM, Moritz Fischer wrote: > From: Xu Yilun <yilun.xu@xxxxxxxxx> > > Device Feature List (DFL) is a linked list of feature headers within the > device MMIO space. It is used by FPGA to enumerate multiple sub features > within it. Each feature can be uniquely identified by DFL type and > feature id, which can be read out from feature headers. > > A dfl bus helps DFL framework modularize DFL device drivers for > different sub features. The dfl bus matches its devices and drivers by > DFL type and feature id. > > This patch adds dfl bus support to MODULE_DEVICE_TABLE() by adding info > about struct dfl_device_id in devicetable-offsets.c and add a dfl entry > point in file2alias.c. > > Signed-off-by: Xu Yilun <yilun.xu@xxxxxxxxx> > Signed-off-by: Wu Hao <hao.wu@xxxxxxxxx> > Signed-off-by: Matthew Gerlach <matthew.gerlach@xxxxxxxxxxxxxxx> > Signed-off-by: Russ Weight <russell.h.weight@xxxxxxxxx> > Signed-off-by: Moritz Fischer <mdf@xxxxxxxxxx> > Acked-by: Wu Hao <hao.wu@xxxxxxxxx> > --- > scripts/mod/devicetable-offsets.c | 4 ++++ > scripts/mod/file2alias.c | 13 +++++++++++++ > 2 files changed, 17 insertions(+) > > diff --git a/scripts/mod/devicetable-offsets.c b/scripts/mod/devicetable-offsets.c > index 27007c18e754..d8350eea6d1a 100644 > --- a/scripts/mod/devicetable-offsets.c > +++ b/scripts/mod/devicetable-offsets.c > @@ -243,5 +243,9 @@ int main(void) > DEVID(mhi_device_id); > DEVID_FIELD(mhi_device_id, chan); addition of auxiliary_device_id causes a trivial conflict. Do you want me resolve and resend the set ? Tom > > + DEVID(dfl_device_id); > + DEVID_FIELD(dfl_device_id, type); > + DEVID_FIELD(dfl_device_id, feature_id); > + > return 0; > }
