On 6/5/2020 9:24 AM, Florian Fainelli wrote: > Hi all, > > This long patch series was motivated by backporting Jaedon's changes > which add a proper ioctl compatibility layer for 32-bit applications > running on 64-bit kernels. We have a number of Android TV-based products > currently running on the 4.9 kernel and this was broken for them. > > Thanks to Robert McConnell for identifying and providing the patches in > their initial format. > > In order for Jaedon's patches to apply cleanly a number of changes were > applied to support those changes. If you deem the patch series too big > please let me know. Mauro, can you review this? I would prefer not to maintain those patches in our downstream 4.9 kernel as there are quite a few of them, and this is likely beneficial to other people. Thank you! > > Thanks > > Colin Ian King (2): > media: dvb_frontend: ensure that inital front end status initialized > media: dvb_frontend: initialize variable s with FE_NONE instead of 0 > > Jaedon Shin (3): > media: dvb_frontend: Add unlocked_ioctl in dvb_frontend.c > media: dvb_frontend: Add compat_ioctl callback > media: dvb_frontend: Add commands implementation for compat ioct > > Katsuhiro Suzuki (1): > media: dvb_frontend: fix wrong cast in compat_ioctl > > Mauro Carvalho Chehab (14): > media: dvb/frontend.h: move out a private internal structure > media: dvb/frontend.h: document the uAPI file > media: dvb_frontend: get rid of get_property() callback > media: stv0288: get rid of set_property boilerplate > media: stv6110: get rid of a srate dead code > media: friio-fe: get rid of set_property() > media: dvb_frontend: get rid of set_property() callback > media: dvb_frontend: cleanup dvb_frontend_ioctl_properties() > media: dvb_frontend: cleanup ioctl handling logic > media: dvb_frontend: get rid of property cache's state > media: dvb_frontend: better document the -EPERM condition > media: dvb_frontend: fix return values for FE_SET_PROPERTY > media: dvb_frontend: be sure to init dvb_frontend_handle_ioctl() > return code > media: dvb_frontend: fix return error code > > Satendra Singh Thakur (1): > media: dvb_frontend: dtv_property_process_set() cleanups > > .../media/uapi/dvb/fe-get-property.rst | 7 +- > drivers/media/dvb-core/dvb_frontend.c | 571 +++++++++++------ > drivers/media/dvb-core/dvb_frontend.h | 13 - > drivers/media/dvb-frontends/lg2160.c | 14 - > drivers/media/dvb-frontends/stv0288.c | 7 - > drivers/media/dvb-frontends/stv6110.c | 9 - > drivers/media/usb/dvb-usb/friio-fe.c | 24 - > fs/compat_ioctl.c | 17 - > include/uapi/linux/dvb/frontend.h | 592 +++++++++++++++--- > 9 files changed, 881 insertions(+), 373 deletions(-) > -- Florian