From: Armin Wolf Date: Sat, 9 Mar 2024 20:13:10 +0000 (+0100) Subject: ACPI: bus: Indicate support for IRQ ResourceSource thru _OSC X-Git-Tag: v6.8.12~311 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=77e84073e0cc8613a8a07898a19bd4087ba69089;p=thirdparty%2Fkernel%2Fstable.git ACPI: bus: Indicate support for IRQ ResourceSource thru _OSC [ Upstream commit 403ad17c06509794fdf6e4d4b3070bd5b56e2a8e ] The ACPI IRQ mapping code supports parsing of ResourceSource, but this is not reported thru _OSC. Fix this by setting bit 13 ("Interrupt ResourceSource support") when evaluating _OSC. Fixes: d44fa3d46079 ("ACPI: Add support for ResourceSource/IRQ domain mapping") Signed-off-by: Armin Wolf Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 9486c1be7258e..3f84d8ed9d299 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -323,6 +323,7 @@ static void acpi_bus_osc_negotiate_platform_control(void) capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_PCLPI_SUPPORT; capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_OVER_16_PSTATES_SUPPORT; capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_GED_SUPPORT; + capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_IRQ_RESOURCE_SOURCE_SUPPORT; if (IS_ENABLED(CONFIG_ACPI_PRMT)) capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_PRM_SUPPORT; if (IS_ENABLED(CONFIG_ACPI_FFH)) diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 01ff2dd313680..de1263b1da3bc 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -577,6 +577,7 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); #define OSC_SB_OVER_16_PSTATES_SUPPORT 0x00000400 #define OSC_SB_GED_SUPPORT 0x00000800 #define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000 +#define OSC_SB_IRQ_RESOURCE_SOURCE_SUPPORT 0x00002000 #define OSC_SB_CPC_FLEXIBLE_ADR_SPACE 0x00004000 #define OSC_SB_GENERIC_INITIATOR_SUPPORT 0x00020000 #define OSC_SB_NATIVE_USB4_SUPPORT 0x00040000