On Thu, 2020-05-14 at 16:17 +0300, Alexandru Ardelean wrote: > This change starts to hide some internal fields of the IIO device into > the framework. > > Because the iio_priv_to_dev() will be hidden some pre-work is done to > try to remove it from some interrupt handlers. > iio_priv_to_dev() will become a function call and won't be expandable > into place (as-is now as an inline function). > I'll defer this series. A cleanup of iio_priv_to_dev() doesn't look like a bit detour. > Changelog v1 -> v2: > - add pre-work patches that remove some calls to iio_priv_to_dev() from > interrupt handlers > - renamed iio_dev_priv -> iio_dev_opaque > - moved the iio_dev_opaque to 'include/linux/iio/iio-opaque.h' this way > it should be usable for debugging > - the iio_priv() call, is still an inline function that returns an > 'indio_dev->priv' reference; this field is added to 'struct iio_dev'; > the reference is computed in iio_device_alloc() and should be > cacheline aligned > - the to_iio_dev_opaque() container is in the > 'include/linux/iio/iio-opaque.h' header; it's still implemented with > some pointer arithmetic; one idea was to do it via an > 'indio_dev->opaque' field; that may still be an optionif there are > some opinions in that direction > > Alexandru Ardelean (8): > iio: proximity: ping: pass reference to IIO device via call-stack > iio: at91-sama5d2_adc: pass ref to IIO device via param for int > function > iio: at91_adc: pass ref to IIO device via param for int function > iio: stm32-dfsdm-adc: pass iio device as arg for the interrupt handler > iio: stm32-adc: pass iio device as arg for the interrupt handler > iio: core: wrap IIO device into an iio_dev_opaque object > iio: core: simplify alloc alignment code > iio: core: move debugfs data on the private iio dev info > > drivers/iio/adc/at91-sama5d2_adc.c | 7 ++- > drivers/iio/adc/at91_adc.c | 5 +- > drivers/iio/adc/stm32-adc.c | 10 ++-- > drivers/iio/adc/stm32-dfsdm-adc.c | 6 +-- > drivers/iio/industrialio-core.c | 75 ++++++++++++++++++++---------- > drivers/iio/proximity/ping.c | 5 +- > include/linux/iio/iio-opaque.h | 27 +++++++++++ > include/linux/iio/iio.h | 24 +++------- > 8 files changed, 99 insertions(+), 60 deletions(-) > create mode 100644 include/linux/iio/iio-opaque.h >
