On Sat, Sep 09, 2017 at 03:46:07PM +0200, Frédéric Danis wrote: > Le 07/09/2017 à 19:25, Marcel Holtmann a écrit : > > >--- a/include/acpi/acpi_bus.h > > >+++ b/include/acpi/acpi_bus.h > > >@@ -211,7 +211,7 @@ struct acpi_device_flags { > > > u32 of_compatible_ok:1; > > > u32 coherent_dma:1; > > > u32 cca_seen:1; > > >- u32 spi_i2c_slave:1; > > >+ u32 serial_slave:1; > > > u32 reserved:19; > > >}; > > I am not an ACPI expert, but wouldn't we better have a serial_bus_slave > > here. And the serial_bus_slave can be either UART or I2C? Or have a > > pretty good commit message explaining why this is serial_slave only. > > I will rename it. > serial_bus_slave can be either SPI, I2C or UART > (cf. http://elixir.free-electrons.com/linux/latest/source/include/acpi/acrestyp.h#L446). Another idea would be to describe the *effect*, rather than the devices affected, i.e. something like: - u32 spi_i2c_slave:1; + u32 parent_enumerated:1; such that it could be extended to slaves on a non-serial bus in the future. Thanks, Lukas -- 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