On Sat, Dec 23, 2017 at 12:59:45PM +0100, Rafael J. Wysocki wrote: > On Sat, Dec 23, 2017 at 11:52 AM, Ognjen Galic <smclt30p@xxxxxxxxx> wrote: > > This is a patch that implements a generic hooking API for the > > generic ACPI battery driver. > > > > With this new generic API, drivers can expose platform specific > > behaviour via sysfs attributes in /sys/class/power_supply/BATn/ > > in a generic way. > > > > A perfect example of the need for this API are Lenovo ThinkPads. > > > > Lenovo ThinkPads have a ACPI extension that allows the setting of > > start and stop charge thresholds in the EC and battery firmware > > via ACPI. The thinkpad_acpi module can use this API to expose > > sysfs attributes that it controls inside the ACPI battery driver > > sysfs tree, under /sys/class/power_supply/BATN/. > > > > The file drivers/acpi/battery.h has been moved to > > include/acpi/battery.h and the includes inside ac.c, sbs.c, and > > battery.c have been adjusted to reflect that. > > > > When drivers hooks into the API, the API calls add_battery() for > > each battery in the system that passes it a acpi_battery > > struct. Then, the drivers can use device_create_file() to create > > new sysfs attributes with that struct and identify the batteries > > for per-battery attributes. > > --- > > v7: > > * Implemented mutual exclusion for hooking methods and battery > > callbacks > > * Fixed a BUG where errors in other modules would occur when the > > modules that depend on battery get unloaded > > > > v8: > > * Use list_for_each_safe instead of list_for_each for the module > > exit function where deletion of nodes occurs > > > > v9: > > * No changes in this patch in v9 > > > > v10: > > * Fix compiler warnings in Intel's 0-day CI > > You're sending new revisions too fast for me to review them. :-/ I'm sorry for the flooding, but it's really just small changes here and there, mainly syntax and style changes and some compiler warnings on Intel's 0-day CI. Nothing major. > > Please stop doing this for a while until you get a response from me for the v10. There are no major issues with v10 that I can see, so I will wait for your review. > > Thanks, Thank YOU for your time! > Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
