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Message-ID: <CAJZ5v0h-zAWPaHSw+9JNxYLLKMBaMFwuU2ffJ3FedG0Xw+1JEg@mail.gmail.com>
Date: Sat, 3 Sep 2022 20:46:02 +0200
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: Tamim Khan <tamim@...etak.com>
Cc: ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
Len Brown <lenb@...nel.org>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Hui Wang <hui.wang@...onical.com>,
Sunand <sunandchakradhar@...il.com>
Subject: Re: [PATCH] ACPI: Skip IRQ override on Asus Vivobook K3402ZA/K3502ZA
On Mon, Aug 29, 2022 at 5:08 AM Tamim Khan <tamim@...etak.com> wrote:
>
> In the ACPI DSDT table for Asus VivoBook K3402ZA/K3502ZA
> IRQ 1 is described as ActiveLow; however, the kernel overrides
> it to Edge_High. This prevents the internal keyboard from working
> on these laptops. In order to fix this add these laptops to the
> skip_override_table so that the kernel does not override IRQ 1 to
> Edge_High.
>
> BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=216158
> Reviewed-by: Hui Wang <hui.wang@...onical.com>
> Tested-by: Tamim Khan <tamim@...etak.com>
> Tested-by: Sunand <sunandchakradhar@...il.com>
> Signed-off-by: Tamim Khan <tamim@...etak.com>
> ---
> This patch is very similar to the fix implemented for keyboards on
> Medion laptops in 892a012699fc0b91a2ed6309078936191447f480
> (ACPI: resources: Add DMI-based legacy IRQ override quirk) and
> 1b26ae40092b43bb6e9c5df376227382b390b953 (ACPI: resources: Add one
> more Medion model in IRQ override quirk) and has been reviewed by the
> author of those commits. It has also been tested by myself on a K3502ZA
> and by someone else with a K3402ZA to verify that this patch allows
> the internal keyboard to work.
>
> drivers/acpi/resource.c | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
> index 510cdec375c4..2ebc85233bac 100644
> --- a/drivers/acpi/resource.c
> +++ b/drivers/acpi/resource.c
> @@ -399,6 +399,24 @@ static const struct dmi_system_id medion_laptop[] = {
> { }
> };
>
> +static const struct dmi_system_id asus_laptop[] = {
> + {
> + .ident = "Asus Vivobook K3402ZA",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
> + DMI_MATCH(DMI_BOARD_NAME, "K3402ZA"),
> + },
> + },
> + {
> + .ident = "Asus Vivobook K3502ZA",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
> + DMI_MATCH(DMI_BOARD_NAME, "K3502ZA"),
> + },
> + },
> + { }
> +};
> +
> struct irq_override_cmp {
> const struct dmi_system_id *system;
> unsigned char irq;
> @@ -409,6 +427,7 @@ struct irq_override_cmp {
>
> static const struct irq_override_cmp skip_override_table[] = {
> { medion_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0 },
> + { asus_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0 },
> };
>
> static bool acpi_dev_irq_override(u32 gsi, u8 triggering, u8 polarity,
> --
Applied as 6.1 material, thanks!
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