From patchwork Wed May 6 17:06:15 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yinghai Lu X-Patchwork-Id: 22076 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n46H8irT018444 for ; Wed, 6 May 2009 17:08:44 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751736AbZEFRH5 (ORCPT ); Wed, 6 May 2009 13:07:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755193AbZEFRH5 (ORCPT ); Wed, 6 May 2009 13:07:57 -0400 Received: from hera.kernel.org ([140.211.167.34]:38604 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751733AbZEFRH4 (ORCPT ); Wed, 6 May 2009 13:07:56 -0400 Received: from [10.6.76.26] (sca-ea-fw-1.Sun.COM [192.18.43.225]) (authenticated bits=0) by hera.kernel.org (8.14.2/8.13.8) with ESMTP id n46H6MjK004827 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 6 May 2009 17:06:23 GMT Message-ID: <4A01C387.7090103@kernel.org> Date: Wed, 06 May 2009 10:06:15 -0700 From: Yinghai Lu User-Agent: Thunderbird 2.0.0.19 (X11/20081227) MIME-Version: 1.0 To: Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Andrew Morton , Jesse Barnes , Len Brown CC: "linux-kernel@vger.kernel.org" , linux-pci@vger.kernel.org, ACPI Devel Maling List Subject: [PATCH 2/7] x86/acpi: calling mp_config_acpi_gsi in mp_register_gsi -v2 References: <4A01C35C.7060207@kernel.org> In-Reply-To: <4A01C35C.7060207@kernel.org> X-Virus-Scanned: ClamAV 0.93.3/9333/Wed May 6 03:55:26 2009 on hera.kernel.org X-Virus-Status: Clean Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org it seems that change about calling mp_config_acpi_gsi in acpi_pci_irq_enable() never get into mainline. actually we could call that in mp_register_gsi with struct device... also could make mp_config_acpi_gsi to be static v2: some calling could have to be pci device, need to check that [Impact: make update_mptable working] Signed-off-by: Yinghai Lu --- arch/x86/include/asm/mpspec.h | 9 ----- arch/x86/kernel/acpi/boot.c | 66 +++++++++++++++++++++++++----------------- 2 files changed, 40 insertions(+), 35 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Index: linux-2.6/arch/x86/include/asm/mpspec.h =================================================================== --- linux-2.6.orig/arch/x86/include/asm/mpspec.h +++ linux-2.6/arch/x86/include/asm/mpspec.h @@ -77,17 +77,8 @@ extern int mp_register_gsi(struct device int active_high_low); extern int acpi_probe_gsi(void); #ifdef CONFIG_X86_IO_APIC -extern int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin, - u32 gsi, int triggering, int polarity); extern int mp_find_ioapic(int gsi); extern int mp_find_ioapic_pin(int ioapic, int gsi); -#else -static inline int -mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin, - u32 gsi, int triggering, int polarity) -{ - return 0; -} #endif #else /* !CONFIG_ACPI: */ static inline int acpi_probe_gsi(void) Index: linux-2.6/arch/x86/kernel/acpi/boot.c =================================================================== --- linux-2.6.orig/arch/x86/kernel/acpi/boot.c +++ linux-2.6/arch/x86/kernel/acpi/boot.c @@ -33,6 +33,7 @@ #include #include #include +#include #include #include @@ -1158,6 +1159,44 @@ void __init mp_config_acpi_legacy_irqs(v } } +static int mp_config_acpi_gsi(struct device *dev, u32 gsi, int triggering, + int polarity) +{ +#ifdef CONFIG_X86_MPPARSE + struct mpc_intsrc mp_irq; + struct pci_dev *pdev; + unsigned char number; + unsigned int devfn; + int ioapic; + u8 pin; + + if (!acpi_ioapic) + return 0; + if (!dev) + return 0; + if (dev->bus != &pci_bus_type) + return 0; + + pdev = to_pci_dev(dev); + number = pdev->bus->number; + devfn = pdev->devfn; + pin = pdev->pin; + /* print the entry should happen on mptable identically */ + mp_irq.type = MP_INTSRC; + mp_irq.irqtype = mp_INT; + mp_irq.irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) | + (polarity == ACPI_ACTIVE_HIGH ? 1 : 3); + mp_irq.srcbus = number; + mp_irq.srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3); + ioapic = mp_find_ioapic(gsi); + mp_irq.dstapic = mp_ioapic_routing[ioapic].apic_id; + mp_irq.dstirq = mp_find_ioapic_pin(ioapic, gsi); + + save_mp_irq(&mp_irq); +#endif + return 0; +} + int mp_register_gsi(struct device *dev, u32 gsi, int triggering, int polarity) { int ioapic; @@ -1189,6 +1228,7 @@ int mp_register_gsi(struct device *dev, ioapic_pin); return gsi; } + mp_config_acpi_gsi(dev, gsi, triggering, polarity); /* * Avoid pin reprogramming. PRTs typically include entries @@ -1208,32 +1248,6 @@ int mp_register_gsi(struct device *dev, return gsi; } -int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin, - u32 gsi, int triggering, int polarity) -{ -#ifdef CONFIG_X86_MPPARSE - struct mpc_intsrc mp_irq; - int ioapic; - - if (!acpi_ioapic) - return 0; - - /* print the entry should happen on mptable identically */ - mp_irq.type = MP_INTSRC; - mp_irq.irqtype = mp_INT; - mp_irq.irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) | - (polarity == ACPI_ACTIVE_HIGH ? 1 : 3); - mp_irq.srcbus = number; - mp_irq.srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3); - ioapic = mp_find_ioapic(gsi); - mp_irq.dstapic = mp_ioapic_routing[ioapic].apic_id; - mp_irq.dstirq = mp_find_ioapic_pin(ioapic, gsi); - - save_mp_irq(&mp_irq); -#endif - return 0; -} - /* * Parse IOAPIC related entries in MADT * returns 0 on success, < 0 on error