On Tue, Aug 29, 2023 at 03:40:21PM +0200, Fabrice Gasnier wrote: > This series combines some fix and improvements to the counter interface, > found while stm32 timer counter driver developements. > It also introduces a new tool that can be used for testing. > > Then, it improves the stm32 timer counter driver by introducing new signals, > e.g. counting frequency, and missing channels. > It also adds support for interrupt based events using the chrdev interface. > Two event types are added in this series: overflows and capture. > > Up to now, stm32 timer counter driver focused mainly on quadrature > encoder feature. With this series, all timer instances can be enabled > for simple counting (with overflow and capture events). > > Fabrice Gasnier (8): > counter: chrdev: fix getting array extensions > counter: chrdev: remove a typo in header file comment > tools/counter: add a flexible watch events tool > mfd: stm32-timers: add support for interrupts > counter: stm32-timer-cnt: rename quadrature signal > counter: stm32-timer-cnt: introduce clock signal > counter: stm32-timer-cnt: populate capture channels and check encoder > counter: stm32-timer-cnt: add support for events > > drivers/counter/counter-chrdev.c | 4 +- > drivers/counter/stm32-timer-cnt.c | 585 ++++++++++++++++++++++++++- > drivers/mfd/stm32-timers.c | 46 +++ > include/linux/mfd/stm32-timers.h | 26 ++ > include/uapi/linux/counter.h | 2 +- > tools/counter/Build | 1 + > tools/counter/Makefile | 8 +- > tools/counter/counter_watch_events.c | 348 ++++++++++++++++ > 8 files changed, 998 insertions(+), 22 deletions(-) > create mode 100644 tools/counter/counter_watch_events.c > > -- > 2.25.1 > Hi Fabrice, There are a number of precursor changes in this series that are somewhat independent, so I'll be taking some patches separately to simplify things and review this patchset a little at a time. Thanks, William Breathitt Gray
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