Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757033Ab3GLAC5 (ORCPT ); Thu, 11 Jul 2013 20:02:57 -0400 Received: from hydra.sisk.pl ([212.160.235.94]:39041 "EHLO hydra.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756574Ab3GKX7A (ORCPT ); Thu, 11 Jul 2013 19:59:00 -0400 From: "Rafael J. Wysocki" To: ACPI Devel Maling List Cc: Bjorn Helgaas , LKML , Linux PCI , Yinghai Lu , Jiang Liu , Mika Westerberg Subject: [RFC][PATCH 12/30] ACPI / hotplug / PCI: Drop sun field from struct acpiphp_slot Date: Fri, 12 Jul 2013 01:51:35 +0200 Message-ID: <2141941.XUL7llpgGZ@vostro.rjw.lan> User-Agent: KMail/4.9.5 (Linux/3.10.0+; KDE/4.9.5; x86_64; ; ) In-Reply-To: <3718119.FLASu5DBx8@vostro.rjw.lan> References: <26431283.HJCKsss0rt@vostro.rjw.lan> <3718119.FLASu5DBx8@vostro.rjw.lan> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3499 Lines: 89 From: Rafael J. Wysocki If the slot unique number is passed as an additional argument to acpiphp_register_hotplug_slot(), the slot field in struct acpiphp_slot is not necessary and may be dropped, so make that happen. Signed-off-by: Rafael J. Wysocki --- drivers/pci/hotplug/acpiphp.h | 4 +--- drivers/pci/hotplug/acpiphp_core.c | 5 +++-- drivers/pci/hotplug/acpiphp_glue.c | 7 +++---- 3 files changed, 7 insertions(+), 9 deletions(-) Index: linux-pm/drivers/pci/hotplug/acpiphp.h =================================================================== --- linux-pm.orig/drivers/pci/hotplug/acpiphp.h +++ linux-pm/drivers/pci/hotplug/acpiphp.h @@ -106,8 +106,6 @@ struct acpiphp_slot { struct mutex crit_sect; u8 device; /* pci device# */ - - unsigned long long sun; /* ACPI _SUN (slot unique number) */ u32 flags; /* see below */ }; @@ -180,7 +178,7 @@ struct acpiphp_attention_info /* acpiphp_core.c */ int acpiphp_register_attention(struct acpiphp_attention_info*info); int acpiphp_unregister_attention(struct acpiphp_attention_info *info); -int acpiphp_register_hotplug_slot(struct acpiphp_slot *slot); +int acpiphp_register_hotplug_slot(struct acpiphp_slot *slot, unsigned int sun); void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *slot); /* acpiphp_glue.c */ Index: linux-pm/drivers/pci/hotplug/acpiphp_core.c =================================================================== --- linux-pm.orig/drivers/pci/hotplug/acpiphp_core.c +++ linux-pm/drivers/pci/hotplug/acpiphp_core.c @@ -290,7 +290,8 @@ static void release_slot(struct hotplug_ } /* callback routine to initialize 'struct slot' for each slot */ -int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot) +int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot, + unsigned int sun) { struct slot *slot; int retval = -ENOMEM; @@ -317,7 +318,7 @@ int acpiphp_register_hotplug_slot(struct slot->hotplug_slot->info->adapter_status = acpiphp_get_adapter_status(slot->acpi_slot); acpiphp_slot->slot = slot; - snprintf(name, SLOT_NAME_SIZE, "%llu", slot->acpi_slot->sun); + snprintf(name, SLOT_NAME_SIZE, "%u", sun); retval = pci_hp_register(slot->hotplug_slot, acpiphp_slot->bridge->pci_bus, 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 @@ -354,16 +354,15 @@ static acpi_status register_slot(acpi_ha if (ACPI_FAILURE(status)) sun = bridge->nr_slots; - slot->sun = sun; dbg("found ACPI PCI Hotplug slot %llu at PCI %04x:%02x:%02x\n", - slot->sun, pci_domain_nr(pbus), pbus->number, device); + sun, pci_domain_nr(pbus), pbus->number, device); - retval = acpiphp_register_hotplug_slot(slot); + retval = acpiphp_register_hotplug_slot(slot, sun); if (retval) { bridge->nr_slots--; if (retval == -EBUSY) warn("Slot %llu already registered by another " - "hotplug driver\n", slot->sun); + "hotplug driver\n", sun); else warn("acpiphp_register_hotplug_slot failed " "(err code = 0x%x)\n", retval); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/