linux-kernel - Re: [PATCH 4/4] acpi/x86: s2idle: Add a quirk for ASUS TUF Gaming A17 FA707RE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Sat, 17 Sep 2022 19:35:27 +1200
From:   Luke Jones <luke@...nes.dev>
To:     Mario Limonciello <mario.limonciello@....com>, rafael@...nel.org,
        linux-kernel@...r.kernel.org
Cc:     catalin@...ebit.com, Shyam-sundar.S-k@....com,
        Len Brown <lenb@...nel.org>, linux-acpi@...r.kernel.org
Subject: Re: [PATCH 4/4] acpi/x86: s2idle: Add a quirk for ASUS TUF Gaming
 A17 FA707RE

Hi Mario,

On Fri, 2022-09-09 at 13:05 -0500, Mario Limonciello wrote:
> ASUS TUF Gaming A17 FA707RE has problems with ACPI events after
> s2idle resume.  It's from a missing call to an ASL method in AMD
> the s2idle calling path. Force the system to use the Microsoft
> Modern Standby calling path instead.
> 
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=216101
> Reported-and-tested-by: catalin@...ebit.com
> Signed-off-by: Mario Limonciello <mario.limonciello@....com>
> ---
>  drivers/acpi/x86/s2idle.c | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
> index a9b0f2b54a1c..6a2c94fdbeae 100644
> --- a/drivers/acpi/x86/s2idle.c
> +++ b/drivers/acpi/x86/s2idle.c
> @@ -17,6 +17,7 @@
>  
>  #include <linux/acpi.h>
>  #include <linux/device.h>
> +#include <linux/dmi.h>
>  #include <linux/suspend.h>
>  
>  #include "../sleep.h"
> @@ -400,6 +401,28 @@ static const struct acpi_device_id amd_hid_ids[]
> = {
>         {}
>  };
>  
> +static int lps0_prefer_microsoft(const struct dmi_system_id *id)
> +{
> +       pr_debug("Preferring Microsoft GUID.\n");
> +       prefer_microsoft_guid = true;
> +       return 0;
> +}
> +
> +static const struct dmi_system_id s2idle_dmi_table[] __initconst = {
> +       {
> +               /*
> +                * ASUS TUF Gaming A17 FA707RE
> +                * https://bugzilla.kernel.org/show_bug.cgi?id=216101
> +                */
> +               .callback = lps0_prefer_microsoft,
> +               .matches = {
> +                       DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER
> INC."),
> +                       DMI_MATCH(DMI_PRODUCT_NAME, "ASUS TUF Gaming
> A17"),
> +               },
> +       },
> +       {}
> +};
> +
>  static int lps0_device_attach(struct acpi_device *adev,
>                               const struct acpi_device_id *not_used)
>  {
> @@ -568,6 +591,7 @@ static const struct platform_s2idle_ops
> acpi_s2idle_ops_lps0 = {
>  
>  void acpi_s2idle_setup(void)
>  {
> +       dmi_check_system(s2idle_dmi_table);
>         acpi_scan_add_handler(&lps0_handler);
>         s2idle_set_ops(&acpi_s2idle_ops_lps0);
>  }

I'm confirming that this works for another laptop with the same issue -
the GA402R series.

The diff as follows (I'm unsure of how best to submit this as it is
dependant on your work - I don't need attribution for this):


 drivers/acpi/x86/s2idle.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index e2b73809ab50..0c8348de5cbc 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -420,6 +420,17 @@ static const struct dmi_system_id
s2idle_dmi_table[] __initconst = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "ASUS TUF Gaming
A17"),
 		},
 	},
+	{
+		/*
+		 * ASUS ROG Zephyrus G14 GA402R<variant> series
+		 * These laptops have a similar issue to the FA707RE
+		 */
+		.callback = lps0_prefer_microsoft,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER
INC."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "ROG Zephyrus G14
GA402R"),
+		},
+	},
 	{}
 };
 
-- 
2.37.3