Hi 2021. január 18., hétfő 1:34 keltezéssel, Daniel Scally írta: > ACPI devices with _HID INT3472 are currently matched to the tps68470 > driver, however this does not cover all situations in which that _HID > occurs. We've encountered three possibilities: > > 1. On Chrome OS devices, an ACPI device with _HID INT3472 (representing > a physical tps68470 device) that requires a GPIO and OpRegion driver > 2. On devices designed for Windows, an ACPI device with _HID INT3472 > (again representing a physical tps68470 device) which requires GPIO, > Clock and Regulator drivers. > 3. On other devices designed for Windows, an ACPI device with _HID > INT3472 which does NOT represent a physical tps68470, and is instead > used as a dummy device to group some system GPIO lines which are meant > to be consumed by the sensor that is dependent on this entry. > > This commit adds a new module, registering a platform driver to deal > with the 3rd scenario plus an i2c-driver to deal with #1 and #2, by > querying the CLDB buffer found against INT3472 entries to determine > which is most appropriate. > > Suggested-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> > Signed-off-by: Daniel Scally <djrscally@xxxxxxxxx> > --- > Changes in v2: > > - Switched to a module registering a platform driver to run > the dummy ACPI devices, plus an i2c driver to replace and extend > the existing tps68470 driver > - Added clock handling functions to the int3472-discrete driver > - A whole bunch of other changes too numerous to enumerate > MAINTAINERS | 5 + > drivers/platform/x86/Kconfig | 25 + > drivers/platform/x86/Makefile | 4 + > .../platform/x86/intel_skl_int3472_common.c | 100 ++++ > .../platform/x86/intel_skl_int3472_common.h | 100 ++++ > .../platform/x86/intel_skl_int3472_discrete.c | 496 ++++++++++++++++++ > .../platform/x86/intel_skl_int3472_tps68470.c | 145 +++++ > 7 files changed, 875 insertions(+) > create mode 100644 drivers/platform/x86/intel_skl_int3472_common.c > create mode 100644 drivers/platform/x86/intel_skl_int3472_common.h > create mode 100644 drivers/platform/x86/intel_skl_int3472_discrete.c > create mode 100644 drivers/platform/x86/intel_skl_int3472_tps68470.c Have you considered putting the source (and header) files into a dedicated folder? I think it'd help manageability in the long run, and it'd be immediately obvious that these source files form a single "unit". Regards, Barnabás Pőcze
