From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: [PATCH 30/30] ACPI / hotplug / PCI: Get rid of check_sub_bridges() Date: Thu, 18 Jul 2013 01:36:56 +0200 Message-ID: <2212556.JheKCNdYg0@vostro.rjw.lan> References: <26431283.HJCKsss0rt@vostro.rjw.lan> <3718119.FLASu5DBx8@vostro.rjw.lan> <2366394.4EoP1MXmG2@vostro.rjw.lan> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <2366394.4EoP1MXmG2@vostro.rjw.lan> Sender: linux-kernel-owner@vger.kernel.org To: ACPI Devel Maling List Cc: Bjorn Helgaas , LKML , Linux PCI , Yinghai Lu , Jiang Liu , Mika Westerberg , "Kirill A. Shutemov" List-Id: linux-acpi@vger.kernel.org From: Mika Westerberg Now that acpiphp_check_bridge() always enumerates devices behind the bridge, there is no need to do that for each sub-bridge anymore like it is done in the current ACPI-based PCI hotplug (ACPIPHP) code. Given this we don't need check_sub_bridges() anymore, so drop that function completely. This also simplifies the ACPIPHP code a bit. Signed-off-by: Mika Westerberg Signed-off-by: Rafael J. Wysocki --- drivers/pci/hotplug/acpiphp_glue.c | 25 ------------------------- 1 file changed, 25 deletions(-) Index: linux-pm/drivers/pci/hotplug/acpiphp_glue.c =================================================================== --- linux-pm.orig/drivers/pci/hotplug/acpiphp_glue.c +++ linux-pm/drivers/pci/hotplug/acpiphp_glue.c @@ -788,25 +788,6 @@ static void acpiphp_sanitize_bus(struct * ACPI event handlers */ -static acpi_status -check_sub_bridges(acpi_handle handle, u32 lvl, void *context, void **rv) -{ - struct acpiphp_bridge *bridge; - char objname[64]; - struct acpi_buffer buffer = { .length = sizeof(objname), - .pointer = objname }; - - bridge = acpiphp_handle_to_bridge(handle); - if (bridge) { - acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); - dbg("%s: re-enumerating slots under %s\n", - __func__, objname); - acpiphp_check_bridge(bridge); - put_bridge(bridge); - } - return AE_OK ; -} - void acpiphp_check_host_bridge(acpi_handle handle) { struct acpiphp_bridge *bridge; @@ -816,9 +797,6 @@ void acpiphp_check_host_bridge(acpi_hand acpiphp_check_bridge(bridge); put_bridge(bridge); } - - acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, - ACPI_UINT32_MAX, check_sub_bridges, NULL, NULL, NULL); } static void hotplug_event(acpi_handle handle, u32 type, void *data) @@ -846,9 +824,6 @@ static void hotplug_event(acpi_handle ha dbg("%s: re-enumerating slots under %s\n", __func__, objname); if (bridge) { acpiphp_check_bridge(bridge); - acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, - ACPI_UINT32_MAX, check_sub_bridges, - NULL, NULL, NULL); } else { struct acpiphp_slot *slot = func->slot;