Re: [PATCH v3] ACPI: resource: Remove "Zen" specific match and quirks

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This seems to work as well for the ASUS TUF Gaming A16 Advantage
Edition FA617XT; both Linux 6.3 and 6.4.  Disabling the ITE5570 EC
[I/O] is required for a "truly" functional experience, of course.

On Thu, Jun 1, 2023 at 5:12 PM Mario Limonciello
<mario.limonciello@xxxxxxx> wrote:
>
> commit 9946e39fe8d0 ("ACPI: resource: skip IRQ override on
> AMD Zen platforms") attempted to overhaul the override logic so it
> didn't apply on X86 AMD Zen systems.  This was intentional so that
> systems would prefer DSDT values instead of default MADT value for
> IRQ 1 on Ryzen 6000 systems which typically uses ActiveLow for IRQ1.
>
> This turned out to be a bad assumption because several vendors
> add Interrupt Source Override but don't fix the DSDT. A pile of
> quirks was collecting that proved this wasn't sustaintable.
>
> Furthermore some vendors have used ActiveHigh for IRQ1.
> To solve this problem revert the following commits:
> * commit 17bb7046e7ce ("ACPI: resource: Do IRQ override on all TongFang
> GMxRGxx")
> * commit f3cb9b740869 ("ACPI: resource: do IRQ override on Lenovo 14ALC7")
> * commit bfcdf58380b1 ("ACPI: resource: do IRQ override on LENOVO IdeaPad")
> * commit 7592b79ba4a9 ("ACPI: resource: do IRQ override on XMG Core 15")
> * commit 9946e39fe8d0 ("ACPI: resource: skip IRQ override on AMD Zen
> platforms")
>
> Cc: ofenfisch@xxxxxxxxxxxxxx
> Cc: wse@xxxxxxxxxxxxxxxxxxx
> Cc: adam.niederer@xxxxxxxxx
> Cc: adrian@xxxxxxxxx
> Cc: jirislaby@xxxxxxxxxx
> Cc: Renjith.Pananchikkal@xxxxxxx
> Cc: anson.tsao@xxxxxxx
> Cc: Richard.Gong@xxxxxxx
> Cc: Chuanhong Guo <gch981213@xxxxxxxxx>
> Reported-by: evilsnoo@xxxxxxxxx
> Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217394
> Reported-by: ruinairas1992@xxxxxxxxx
> Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217406
> Reported-by: nmschulte@xxxxxxxxx
> Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217336
> Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
> ---
> v2->v3:
>  * Adjust to drop heuristics entirely
>  * Drop tested tags
>  * Add more links and people to Cc
>  * Drop Fixes tag as this got a lot more risky
> v1->v2:
>  * Rebase on 71a485624c4c ("ACPI: resource: Add IRQ override quirk for LG UltraPC 17U70P")
>  * Pick up tag
>
> Rafael,
> Please hold off on picking this up until the majority of those on CC
> have tested it on hardware they have and reported results.
>
> Everyone else,
> Please test. If you have problems with this applied, please share
> an acpidump and dmesg either on a bug or to me privately.
> ---
>  drivers/acpi/resource.c | 60 -----------------------------------------
>  1 file changed, 60 deletions(-)
>
> diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
> index 0800a9d77558..1dd8d5aebf67 100644
> --- a/drivers/acpi/resource.c
> +++ b/drivers/acpi/resource.c
> @@ -470,52 +470,6 @@ static const struct dmi_system_id asus_laptop[] = {
>         { }
>  };
>
> -static const struct dmi_system_id lenovo_laptop[] = {
> -       {
> -               .ident = "LENOVO IdeaPad Flex 5 14ALC7",
> -               .matches = {
> -                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
> -                       DMI_MATCH(DMI_PRODUCT_NAME, "82R9"),
> -               },
> -       },
> -       {
> -               .ident = "LENOVO IdeaPad Flex 5 16ALC7",
> -               .matches = {
> -                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
> -                       DMI_MATCH(DMI_PRODUCT_NAME, "82RA"),
> -               },
> -       },
> -       { }
> -};
> -
> -static const struct dmi_system_id tongfang_gm_rg[] = {
> -       {
> -               .ident = "TongFang GMxRGxx/XMG CORE 15 (M22)/TUXEDO Stellaris 15 Gen4 AMD",
> -               .matches = {
> -                       DMI_MATCH(DMI_BOARD_NAME, "GMxRGxx"),
> -               },
> -       },
> -       { }
> -};
> -
> -static const struct dmi_system_id maingear_laptop[] = {
> -       {
> -               .ident = "MAINGEAR Vector Pro 2 15",
> -               .matches = {
> -                       DMI_MATCH(DMI_SYS_VENDOR, "Micro Electronics Inc"),
> -                       DMI_MATCH(DMI_PRODUCT_NAME, "MG-VCP2-15A3070T"),
> -               }
> -       },
> -       {
> -               .ident = "MAINGEAR Vector Pro 2 17",
> -               .matches = {
> -                       DMI_MATCH(DMI_SYS_VENDOR, "Micro Electronics Inc"),
> -                       DMI_MATCH(DMI_PRODUCT_NAME, "MG-VCP2-17A3070T"),
> -               },
> -       },
> -       { }
> -};
> -
>  static const struct dmi_system_id lg_laptop[] = {
>         {
>                 .ident = "LG Electronics 17U70P",
> @@ -539,10 +493,6 @@ struct irq_override_cmp {
>  static const struct irq_override_cmp override_table[] = {
>         { medion_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, false },
>         { asus_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, false },
> -       { lenovo_laptop, 6, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, true },
> -       { lenovo_laptop, 10, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, true },
> -       { tongfang_gm_rg, 1, ACPI_EDGE_SENSITIVE, ACPI_ACTIVE_LOW, 1, true },
> -       { maingear_laptop, 1, ACPI_EDGE_SENSITIVE, ACPI_ACTIVE_LOW, 1, true },
>         { lg_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, false },
>  };
>
> @@ -562,16 +512,6 @@ static bool acpi_dev_irq_override(u32 gsi, u8 triggering, u8 polarity,
>                         return entry->override;
>         }
>
> -#ifdef CONFIG_X86
> -       /*
> -        * IRQ override isn't needed on modern AMD Zen systems and
> -        * this override breaks active low IRQs on AMD Ryzen 6000 and
> -        * newer systems. Skip it.
> -        */
> -       if (boot_cpu_has(X86_FEATURE_ZEN))
> -               return false;
> -#endif
> -
>         return true;
>  }
>
> --
> 2.34.1
>




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