Re: [PATCH] ACPI: Parse entire table as a term_list for Dell XPS 9570 and Precision M5530
From: Andy Shevchenko
Date: Mon Jan 29 2018 - 07:56:52 EST
On Mon, Jan 29, 2018 at 8:10 AM, Kai-Heng Feng
<kai.heng.feng@xxxxxxxxxxxxx> wrote:
> The i2c touchpad on Dell XPS 9570 and Precision M5530 doesn't work out
> of box.
>
> The touchpad relies on its _INI method to update its _HID value from
> XXXX0000 to SYNA2393.
> Also, the _STA relies on value of I2CN to report correct status.
>
> Set acpi_gbl_parse_table_as_term_list so the value of I2CN can be
> correctly set up, and _INI can get run. The ACPI table in this machine
> is designed to get parsed this way.
> +#ifdef CONFIG_X86
Why do you need separate #ifdef?
> +static const struct dmi_system_id gbl_term_list_dmi_table[] __initconst = {
I think you can just add new items to the existing table, while renaming it like
dsdt_dmi_table -> acpi_quirks_dmi_table
--
With Best Regards,
Andy Shevchenko