On Fri, Jul 01, 2016 at 11:19:11PM +0300, Octavian Purdila wrote: > Register the ACPI subsystem with configfs. > > Signed-off-by: Octavian Purdila <[email protected]>
Couple of nitpicks below but regardless of those, Reviewed-by: Mika Westerberg <[email protected]> > --- > Documentation/ABI/testing/configfs-acpi | 7 +++++ > MAINTAINERS | 1 + > drivers/acpi/Kconfig | 9 ++++++ > drivers/acpi/Makefile | 1 + > drivers/acpi/configfs.c | 53 > +++++++++++++++++++++++++++++++++ > 5 files changed, 71 insertions(+) > create mode 100644 Documentation/ABI/testing/configfs-acpi > create mode 100644 drivers/acpi/configfs.c > > diff --git a/Documentation/ABI/testing/configfs-acpi > b/Documentation/ABI/testing/configfs-acpi > new file mode 100644 > index 0000000..17b19dc > --- /dev/null > +++ b/Documentation/ABI/testing/configfs-acpi > @@ -0,0 +1,7 @@ > +What: /config/acpi > +Date: July 2016 > +KernelVersion: 4.8 > +Contact: [email protected] > +Description: > + This represents the ACPI subsystem entry point directory. It > + contains sub-groups corresponding to ACPI configurable options. > diff --git a/MAINTAINERS b/MAINTAINERS > index 16700e4..9c5365f 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -288,6 +288,7 @@ F: include/linux/acpi.h > F: include/acpi/ > F: Documentation/acpi/ > F: Documentation/ABI/testing/sysfs-bus-acpi > +F: Documentation/ABI/testing/configfs-acpi > F: drivers/pci/*acpi* > F: drivers/pci/*/*acpi* > F: drivers/pci/*/*/*acpi* > diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig > index b7e2e77..a039433 100644 > --- a/drivers/acpi/Kconfig > +++ b/drivers/acpi/Kconfig > @@ -521,4 +521,13 @@ config XPOWER_PMIC_OPREGION > > endif > > +config ACPI_CONFIGFS > + tristate "ACPI configfs support" > + select CONFIGFS_FS > + default n We default to n so this is not needed. > + help > + Select this option to enable support for ACPI configuration from > + userspace. The configurable ACPI groups will be visible under > + /config/acpi, assuming configfs is mounted under /config. > + > endif # ACPI > diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile > index 251ce85..1dc2173 100644 > --- a/drivers/acpi/Makefile > +++ b/drivers/acpi/Makefile > @@ -99,5 +99,6 @@ obj-$(CONFIG_ACPI_EXTLOG) += acpi_extlog.o > obj-$(CONFIG_PMIC_OPREGION) += pmic/intel_pmic.o > obj-$(CONFIG_CRC_PMIC_OPREGION) += pmic/intel_pmic_crc.o > obj-$(CONFIG_XPOWER_PMIC_OPREGION) += pmic/intel_pmic_xpower.o > +obj-$(CONFIG_ACPI_CONFIGFS) += configfs.o > > video-objs += acpi_video.o video_detect.o > diff --git a/drivers/acpi/configfs.c b/drivers/acpi/configfs.c > new file mode 100644 > index 0000000..44a72ff > --- /dev/null > +++ b/drivers/acpi/configfs.c > @@ -0,0 +1,53 @@ > +/* > + * ACPI configfs support > + * > + * Copyright (c) 2015 Intel Corporation It is 2016 now.
