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History log of /src/sys/dev/fdt/gpiokeys.c
RevisionDateAuthorComments
 1.11  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.10  24-Apr-2021  thorpej branches: 1.10.8;
Merge thorpej-cfargs branch:

Simplify and make extensible the config_search() / config_found() /
config_attach() interfaces: rather than having different variants for
which arguments you want pass along, just have a single call that
takes a variadic list of tag-value arguments.

Adjust all call sites:
- Simplify wherever possible; don't pass along arguments that aren't
actually needed.
- Don't be explicit about what interface attribute is attaching if
the device only has one. (More simplification.)
- Add a config_probe() function to be used in indirect configuiration
situations, making is visibly easier to see when indirect config is
in play, and allowing for future change in semantics. (As of now,
this is just a wrapper around config_match(), but that is an
implementation detail.)

Remove unnecessary or redundant interface attributes where they're not
needed.

There are currently 5 "cfargs" defined:
- CFARG_SUBMATCH (submatch function for direct config)
- CFARG_SEARCH (search function for indirect config)
- CFARG_IATTR (interface attribte)
- CFARG_LOCATORS (locators array)
- CFARG_DEVHANDLE (devhandle_t - wraps OFW, ACPI, etc. handles)

...and a sentinel value CFARG_EOL.

Add some extra sanity checking to ensure that interface attributes
aren't ambiguous.

Use CFARG_DEVHANDLE in MI FDT, OFW, and ACPI code, and macppc and shark
ports to associate those device handles with device_t instance. This
will trickle trough to more places over time (need back-end for pre-OFW
Sun OBP; any others?).
 1.9  27-Jan-2021  thorpej branches: 1.9.2;
Rename of_match_compat_data() to of_compatible_match(). Similarly,
rename of_search_compatible() to of_compatible_lookup().

Standardize on of_compatible_match() for driver matching, and adapt
all call sites.
 1.8  10-May-2018  jmcneill branches: 1.8.16;
Emit initial lid switch state event at startup
 1.7  28-Apr-2018  jmcneill Add support for lid switch event codes.
 1.6  10-Dec-2017  bouyer branches: 1.6.2;
Factor out bus-independant HID code so that it can be shared by USB, bluetooth
and i2c.
dev/usb/ukbdmap.c is renamed to dev/hid/hidkbdmap.c
dev/usb/hid.[ch] moved to dev/hid/
usage pages moved from dev/usb/usbhid.h moved to dev/hid/hid.h,
and updated with OpenBSD entries.
bus-independant code moved from dev/usb/ums.c to dev/hid/hidms.c
(the same should be done for keyboard and touchpad drivers)

Needed for the upcoming HID over I2C support, proposed on tech-kern@
on Dec, 1.
 1.5  23-Sep-2017  jmcneill branches: 1.5.2;
For known Linux keycodes, report key press events through a wskbd device
instead of using sysmon pswitch hotkey events.
 1.4  06-Jul-2017  jmcneill Only read gpio pin if the pin is valid
 1.3  06-Jul-2017  jmcneill Read the initial key state at startup so we only trigger events on state
changes. Prevents a misconfigured power button from shutting us down at
boot.
 1.2  16-Dec-2015  jmcneill branches: 1.2.2; 1.2.12;
Use of_getprop_bool/of_getprop_uint32
 1.1  14-Dec-2015  jmcneill Add driver for device tree "gpio-keys" device. Each GPIO key is mapped to
a sysmon pswitch; code KEY_POWER is a power button, KEY_SLEEP is a sleep
button, and everything else is treated as a hotkey button.
 1.2.12.1  07-Jul-2017  martin Pull up following revision(s) (requested by jmcneill in ticket #101):
sys/dev/fdt/gpiokeys.c: revision 1.3
sys/dev/fdt/gpiokeys.c: revision 1.4
Read the initial key state at startup so we only trigger events on state
changes. Prevents a misconfigured power button from shutting us down at
boot.
Only read gpio pin if the pin is valid
 1.2.2.3  28-Aug-2017  skrll Sync with HEAD
 1.2.2.2  27-Dec-2015  skrll Sync with HEAD (as of 26th Dec)
 1.2.2.1  16-Dec-2015  skrll file gpiokeys.c was added on branch nick-nhusb on 2015-12-27 12:09:49 +0000
 1.5.2.2  03-Dec-2017  jdolecek update from HEAD
 1.5.2.1  23-Sep-2017  jdolecek file gpiokeys.c was added on branch tls-maxphys on 2017-12-03 11:37:01 +0000
 1.6.2.2  21-May-2018  pgoyette Sync with HEAD
 1.6.2.1  02-May-2018  pgoyette Synch with HEAD
 1.8.16.1  03-Apr-2021  thorpej Sync with HEAD.
 1.9.2.1  23-Mar-2021  thorpej Convert config_found_ia() call sites where the device only carries
a single interface attribute to bare config_found() calls.
 1.10.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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