Messages in this thread | | | Date | Wed, 13 Mar 2024 23:28:55 +0100 | Subject | Re: [PATCH 0/5] ACPI: bus: _OSC fixes | From | Armin Wolf <> |
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Am 12.03.24 um 21:10 schrieb Rafael J. Wysocki:
> On Sat, Mar 9, 2024 at 9:13 PM Armin Wolf <W_Armin@gmx.de> wrote: >> This patch series fixes the handling of various ACPI features bits >> when evaluating _OSC. >> >> The first three patches fix the reporting of various features supported >> by the kernel, while the fourth patch corrects the feature bit used to >> indicate support for the "Generic Initiator Affinity" in SRAT. >> >> The last patch fixes the reporting of IRQ ResourceSource support. Unlike >> the other feature bits, the ACPI specification states that this feature >> bit might be used by the ACPI firmware to indicate whether or not it >> supports the usage of IRQ ResourceSource: >> >> "If not set, the OS may choose to ignore the ResourceSource >> parameter in the extended interrupt descriptor." >> >> Since the code responsible for parsing IRQ ResourceSource already checks >> if ResourceSource is present, i assumed that we can omit taking this >> into account. >> >> All patches where tested on a Asus Prime B650-Plus and a Dell Inspiron >> 3505. >> >> Armin Wolf (5): >> ACPI: bus: Indicate support for _TFP thru _OSC >> ACPI: bus: Indicate support for more than 16 p-states thru _OSC >> ACPI: bus: Indicate support for the Generic Event Device thru _OSC >> ACPI: Fix Generic Initiator Affinity _OSC bit >> ACPI: bus: Indicate support for IRQ ResourceSource thru _OSC >> >> drivers/acpi/bus.c | 5 +++++ >> include/linux/acpi.h | 6 +++++- >> 2 files changed, 10 insertions(+), 1 deletion(-) >> >> -- > All of that looks reasonable to me, but do you know about systems in > the field where any of these patches actually fix functionality? > > If not, I'd prefer to queue them up for 6.10 as they are likely to > change behavior, at least in corner cases. > > Thanks!
Hi,
i know no system which even queries those feature bits, so i am fine with this landing in 6.10.
Thanks, Armin Wolf
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