On Tue, Jan 30, 2018 at 8:07 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.
>
> Also, change the quirk table to a more generic name.
> +static int set_gbl_term_list(const struct dmi_system_id *id)
> +{
> + pr_notice("%s detected - parse the entire table as a term_list\n",
> + id->ident);
> + acpi_gbl_parse_table_as_term_list = 1;
> + return 0;
> +}
> #endif
The above should be outside of another #ifdef. Basically after the above #endif.
> #else
> #endif
> @@ -1005,7 +1034,7 @@ void __init acpi_early_init(void)
> * If the machine falls into the DMI check table,
> * DSDT will be copied to memory
> */
It might make sense to adjust comment above that it's about quirks in
general. And, if needed, move current content to actual DMI group of
records.
> - dmi_check_system(dsdt_dmi_table);
> + dmi_check_system(acpi_quirks_dmi_table);
--
With Best Regards,
Andy Shevchenko
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