Date: Wed, 26 Mar 2025 01:28:51 GMT From: Warner Losh <imp@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 1a8a24e34031 - stable/14 - acpi_iicbus: Shift slave address Message-ID: <202503260128.52Q1Spnr046978@gitrepo.freebsd.org>
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The branch stable/14 has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=1a8a24e34031513e9b311f55c46b9294d7aec426 commit 1a8a24e34031513e9b311f55c46b9294d7aec426 Author: Ahmad Khalifa <ahmadkhalifa570@gmail.com> AuthorDate: 2024-04-19 22:43:19 +0000 Commit: Warner Losh <imp@FreeBSD.org> CommitDate: 2025-03-26 01:28:37 +0000 acpi_iicbus: Shift slave address The address is expected to need shifting. see https://uefi.org/specs/ACPI/6.5/13_System_Mgmt_Bus_Interface_Specification.html#smbus-slave-addresses Reviewed by: imp, markj, Elliott Mitchell Pull Request: https://github.com/freebsd/freebsd-src/pull/1125 (cherry picked from commit 67677a654aa7456f18077ccbaa9c40f39a36d21a) --- sys/dev/iicbus/acpi_iicbus.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sys/dev/iicbus/acpi_iicbus.c b/sys/dev/iicbus/acpi_iicbus.c index c585f241fece..53171a72d995 100644 --- a/sys/dev/iicbus/acpi_iicbus.c +++ b/sys/dev/iicbus/acpi_iicbus.c @@ -255,6 +255,9 @@ acpi_iicbus_space_handler(UINT32 Function, ACPI_PHYSICAL_ADDRESS Address, sc = __containerof(info, struct acpi_iicbus_softc, space_handler_info); dev = sc->super_sc.dev; + /* the address is expected to need shifting */ + sb->SlaveAddress <<= 1; + switch (Function) { case AML_FIELD_ATTRIO(AML_FIELD_ATTRIB_SEND_RECEIVE, ACPI_READ): val = acpi_iicbus_recvb(dev, sb->SlaveAddress, gsb->data);help
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