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Date:      Wed, 13 Oct 2010 16:30:41 +0000 (UTC)
From:      Jung-uk Kim <jkim@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r213783 - head/sys/dev/acpica/Osd
Message-ID:  <201010131630.o9DGUfj4093019@svn.freebsd.org>
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Author: jkim
Date: Wed Oct 13 16:30:41 2010
New Revision: 213783
URL: http://svn.freebsd.org/changeset/base/213783

Log:
  Remove acpi_bus_number() completely.  It had to be removed in r212761.
  
  Pointed out by:	jhb

Modified:
  head/sys/dev/acpica/Osd/OsdHardware.c

Modified: head/sys/dev/acpica/Osd/OsdHardware.c
==============================================================================
--- head/sys/dev/acpica/Osd/OsdHardware.c	Wed Oct 13 14:57:13 2010	(r213782)
+++ head/sys/dev/acpica/Osd/OsdHardware.c	Wed Oct 13 16:30:41 2010	(r213783)
@@ -122,58 +122,3 @@ AcpiOsWritePciConfiguration (ACPI_PCI_ID
 
     return (AE_OK);
 }
-
-/*
- * Depth-first recursive case for finding the bus, given the slot/function.
- */
-static int __unused
-acpi_bus_number(ACPI_HANDLE root, ACPI_HANDLE curr, ACPI_PCI_ID *PciId)
-{
-    ACPI_HANDLE parent;
-    ACPI_STATUS status;
-    ACPI_OBJECT_TYPE type;
-    UINT32 adr;
-    int bus, slot, func, class, subclass, header;
-
-    /* Try to get the _BBN object of the root, otherwise assume it is 0. */
-    bus = 0;
-    if (root == curr) {
-	status = acpi_GetInteger(root, "_BBN", &bus);
-	if (ACPI_FAILURE(status) && bootverbose)
-	    printf("acpi_bus_number: root bus has no _BBN, assuming 0\n");
-	return (bus);
-    }
-    status = AcpiGetParent(curr, &parent);
-    if (ACPI_FAILURE(status))
-	return (bus);
-
-    /* First, recurse up the tree until we find the host bus. */
-    bus = acpi_bus_number(root, parent, PciId);
-
-    /* Validate parent bus device type. */
-    if (ACPI_FAILURE(AcpiGetType(parent, &type)) || type != ACPI_TYPE_DEVICE) {
-	printf("acpi_bus_number: not a device, type %d\n", type);
-	return (bus);
-    }
-
-    /* Get the parent's slot and function. */
-    status = acpi_GetInteger(parent, "_ADR", &adr);
-    if (ACPI_FAILURE(status))
-	return (bus);
-    slot = ACPI_HIWORD(adr);
-    func = ACPI_LOWORD(adr);
-
-    /* Is this a PCI-PCI or Cardbus-PCI bridge? */
-    class = pci_cfgregread(bus, slot, func, PCIR_CLASS, 1);
-    if (class != PCIC_BRIDGE)
-	return (bus);
-    subclass = pci_cfgregread(bus, slot, func, PCIR_SUBCLASS, 1);
-
-    /* Find the header type, masking off the multifunction bit. */
-    header = pci_cfgregread(bus, slot, func, PCIR_HDRTYPE, 1) & PCIM_HDRTYPE;
-    if (header == PCIM_HDRTYPE_BRIDGE && subclass == PCIS_BRIDGE_PCI)
-	bus = pci_cfgregread(bus, slot, func, PCIR_SECBUS_1, 1);
-    else if (header == PCIM_HDRTYPE_CARDBUS && subclass == PCIS_BRIDGE_CARDBUS)
-	bus = pci_cfgregread(bus, slot, func, PCIR_SECBUS_2, 1);
-    return (bus);
-}

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