Maxime Ripard <maxime@xxxxxxxxxx> 于2021年4月7日周三 下午6:48写道: > > On Wed, Mar 31, 2021 at 09:47:12AM +0800, Kevin Tang wrote: > > > > diff --git a/drivers/gpu/drm/sprd/Makefile > > > b/drivers/gpu/drm/sprd/Makefile > > > > index 6c25bfa99..d49f4977b 100644 > > > > --- a/drivers/gpu/drm/sprd/Makefile > > > > +++ b/drivers/gpu/drm/sprd/Makefile > > > > @@ -1,5 +1,8 @@ > > > > # SPDX-License-Identifier: GPL-2.0 > > > > > > > > obj-y := sprd_drm.o \ > > > > - sprd_dpu.o > > > > - > > > > + sprd_dpu.o \ > > > > + sprd_dsi.o \ > > > > + dw_dsi_ctrl.o \ > > > > + dw_dsi_ctrl_ppi.o \ > > > > > > So it's a designware IP? There's a driver for it already that seems > > > fairly similar: > > > drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c > > > > > Our dw dsi controller is not a standard synopsys ip, we have updated a lot > > on the basic ip version, > > the entire control register is different, i have cc to drm/bridge reviewers > > and maintainers. > > You should make it more obvious then in a comment or in the name of the > driver. If it's fairly different from the original IP from Synopsys, > maybe you should just drop the reference to the name? Thks, i will be fix it. > > Maxime