From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-14.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8DF41C55178 for ; Thu, 29 Oct 2020 12:15:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22EBC21D7D for ; Thu, 29 Oct 2020 12:15:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="PXdWkojd"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="rFVXDqRc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726391AbgJ2MPm (ORCPT ); Thu, 29 Oct 2020 08:15:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44492 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725385AbgJ2MPg (ORCPT ); Thu, 29 Oct 2020 08:15:36 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 161EBC0613CF; Thu, 29 Oct 2020 05:15:36 -0700 (PDT) Date: Thu, 29 Oct 2020 12:15:31 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1603973732; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=y8uPFWxHNjEK2wJS21o4sdpLeopS+H2cJsWFHrBT+tw=; b=PXdWkojdXCYrNer0r8GhNCsqriK3UP88lkr08FjYFBdpIDrV+KYYEZ/9URzGfEug5L1adf gKIYprsBG5B6oRh33xZPnJqCW2JUmlP8ebGy5mP2/BC9c7KDSozWjujVESYec4RTgUZwj6 a7jeBcJm4LKl9rl2isL8xVBzzOPPNrUsHdq5pPQn9KvrxqEoe9cpfM0MTSGxZCNLFWkJ8f fFwa5HdOPqzlhpGOW4w+ZI/U0guqluh4eZf84Z4EYhoOyo432VD5j7LnRT7grSFNALUEWT 4TN/DGRaCjEnsORrvi/eDYFilezeuynaaWRM/GuSJaCm7Ib9qlKORaIvZy9YWA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1603973732; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=y8uPFWxHNjEK2wJS21o4sdpLeopS+H2cJsWFHrBT+tw=; b=rFVXDqRc3h8er1npMTyFR36rWDzt3PoIO8Fn8FNJWZYgjnW0jhxNL6WHgoEhqDl33lWrne AM5ockzyUxnqewDg== From: "tip-bot2 for David Woodhouse" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/apic] x86: Kill all traces of irq_remapping_get_irq_domain() Cc: David Woodhouse , Thomas Gleixner , x86 , LKML In-Reply-To: <20201024213535.443185-30-dwmw2@infradead.org> References: <20201024213535.443185-30-dwmw2@infradead.org> MIME-Version: 1.0 Message-ID: <160397373190.397.17223418403390684015.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following commit has been merged into the x86/apic branch of tip: Commit-ID: ed381fca47122f0787ee53b97e5f9d562eec7237 Gitweb: https://git.kernel.org/tip/ed381fca47122f0787ee53b97e5f9d562eec7237 Author: David Woodhouse AuthorDate: Sat, 24 Oct 2020 22:35:29 +01:00 Committer: Thomas Gleixner CommitterDate: Wed, 28 Oct 2020 20:26:28 +01:00 x86: Kill all traces of irq_remapping_get_irq_domain() All users are converted to use the fwspec based parent domain lookup. Signed-off-by: David Woodhouse Signed-off-by: Thomas Gleixner Link: https://lore.kernel.org/r/20201024213535.443185-30-dwmw2@infradead.org --- arch/x86/include/asm/hw_irq.h | 2 +-- arch/x86/include/asm/irq_remapping.h | 9 +------- drivers/iommu/amd/iommu.c | 34 +--------------------------- drivers/iommu/hyperv-iommu.c | 9 +------- drivers/iommu/intel/irq_remapping.c | 17 +-------------- drivers/iommu/irq_remapping.c | 14 +----------- drivers/iommu/irq_remapping.h | 3 +-- 7 files changed, 88 deletions(-) diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h index 83a69f6..458f5a6 100644 --- a/arch/x86/include/asm/hw_irq.h +++ b/arch/x86/include/asm/hw_irq.h @@ -40,8 +40,6 @@ enum irq_alloc_type { X86_IRQ_ALLOC_TYPE_PCI_MSIX, X86_IRQ_ALLOC_TYPE_DMAR, X86_IRQ_ALLOC_TYPE_UV, - X86_IRQ_ALLOC_TYPE_IOAPIC_GET_PARENT, - X86_IRQ_ALLOC_TYPE_HPET_GET_PARENT, }; struct ioapic_alloc_info { diff --git a/arch/x86/include/asm/irq_remapping.h b/arch/x86/include/asm/irq_remapping.h index af4a151..7cc4943 100644 --- a/arch/x86/include/asm/irq_remapping.h +++ b/arch/x86/include/asm/irq_remapping.h @@ -44,9 +44,6 @@ extern int irq_remapping_reenable(int); extern int irq_remap_enable_fault_handling(void); extern void panic_if_irq_remap(const char *msg); -extern struct irq_domain * -irq_remapping_get_irq_domain(struct irq_alloc_info *info); - /* Create PCI MSI/MSIx irqdomain, use @parent as the parent irqdomain. */ extern struct irq_domain * arch_create_remap_msi_irq_domain(struct irq_domain *par, const char *n, int id); @@ -71,11 +68,5 @@ static inline void panic_if_irq_remap(const char *msg) { } -static inline struct irq_domain * -irq_remapping_get_irq_domain(struct irq_alloc_info *info) -{ - return NULL; -} - #endif /* CONFIG_IRQ_REMAP */ #endif /* __X86_IRQ_REMAPPING_H */ diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 31b2224..463d322 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -3601,10 +3601,8 @@ static int get_devid(struct irq_alloc_info *info) { switch (info->type) { case X86_IRQ_ALLOC_TYPE_IOAPIC: - case X86_IRQ_ALLOC_TYPE_IOAPIC_GET_PARENT: return get_ioapic_devid(info->devid); case X86_IRQ_ALLOC_TYPE_HPET: - case X86_IRQ_ALLOC_TYPE_HPET_GET_PARENT: return get_hpet_devid(info->devid); case X86_IRQ_ALLOC_TYPE_PCI_MSI: case X86_IRQ_ALLOC_TYPE_PCI_MSIX: @@ -3615,44 +3613,12 @@ static int get_devid(struct irq_alloc_info *info) } } -static struct irq_domain *get_irq_domain_for_devid(struct irq_alloc_info *info, - int devid) -{ - struct amd_iommu *iommu = amd_iommu_rlookup_table[devid]; - - if (!iommu) - return NULL; - - switch (info->type) { - case X86_IRQ_ALLOC_TYPE_IOAPIC_GET_PARENT: - case X86_IRQ_ALLOC_TYPE_HPET_GET_PARENT: - return iommu->ir_domain; - default: - WARN_ON_ONCE(1); - return NULL; - } -} - -static struct irq_domain *get_irq_domain(struct irq_alloc_info *info) -{ - int devid; - - if (!info) - return NULL; - - devid = get_devid(info); - if (devid < 0) - return NULL; - return get_irq_domain_for_devid(info, devid); -} - struct irq_remap_ops amd_iommu_irq_ops = { .prepare = amd_iommu_prepare, .enable = amd_iommu_enable, .disable = amd_iommu_disable, .reenable = amd_iommu_reenable, .enable_faulting = amd_iommu_enable_faulting, - .get_irq_domain = get_irq_domain, }; static void fill_msi_msg(struct msi_msg *msg, u32 index) diff --git a/drivers/iommu/hyperv-iommu.c b/drivers/iommu/hyperv-iommu.c index 78a264a..a629a6b 100644 --- a/drivers/iommu/hyperv-iommu.c +++ b/drivers/iommu/hyperv-iommu.c @@ -160,18 +160,9 @@ static int __init hyperv_enable_irq_remapping(void) return IRQ_REMAP_X2APIC_MODE; } -static struct irq_domain *hyperv_get_irq_domain(struct irq_alloc_info *info) -{ - if (info->type == X86_IRQ_ALLOC_TYPE_IOAPIC_GET_PARENT) - return ioapic_ir_domain; - else - return NULL; -} - struct irq_remap_ops hyperv_irq_remap_ops = { .prepare = hyperv_prepare_irq_remapping, .enable = hyperv_enable_irq_remapping, - .get_irq_domain = hyperv_get_irq_domain, }; #endif diff --git a/drivers/iommu/intel/irq_remapping.c b/drivers/iommu/intel/irq_remapping.c index b3b079c..bca4401 100644 --- a/drivers/iommu/intel/irq_remapping.c +++ b/drivers/iommu/intel/irq_remapping.c @@ -1127,29 +1127,12 @@ static void prepare_irte(struct irte *irte, int vector, unsigned int dest) irte->redir_hint = 1; } -static struct irq_domain *intel_get_irq_domain(struct irq_alloc_info *info) -{ - if (!info) - return NULL; - - switch (info->type) { - case X86_IRQ_ALLOC_TYPE_IOAPIC_GET_PARENT: - return map_ioapic_to_ir(info->devid); - case X86_IRQ_ALLOC_TYPE_HPET_GET_PARENT: - return map_hpet_to_ir(info->devid); - default: - WARN_ON_ONCE(1); - return NULL; - } -} - struct irq_remap_ops intel_irq_remap_ops = { .prepare = intel_prepare_irq_remapping, .enable = intel_enable_irq_remapping, .disable = disable_irq_remapping, .reenable = reenable_irq_remapping, .enable_faulting = enable_drhd_fault_handling, - .get_irq_domain = intel_get_irq_domain, }; static void intel_ir_reconfigure_irte(struct irq_data *irqd, bool force) diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c index 2d84b1e..83314b9 100644 --- a/drivers/iommu/irq_remapping.c +++ b/drivers/iommu/irq_remapping.c @@ -158,17 +158,3 @@ void panic_if_irq_remap(const char *msg) if (irq_remapping_enabled) panic(msg); } - -/** - * irq_remapping_get_irq_domain - Get the irqdomain serving the request @info - * @info: interrupt allocation information, used to identify the IOMMU device - * - * Returns pointer to IRQ domain, or NULL on failure. - */ -struct irq_domain *irq_remapping_get_irq_domain(struct irq_alloc_info *info) -{ - if (!remap_ops || !remap_ops->get_irq_domain) - return NULL; - - return remap_ops->get_irq_domain(info); -} diff --git a/drivers/iommu/irq_remapping.h b/drivers/iommu/irq_remapping.h index 1661b3d..8c89cb9 100644 --- a/drivers/iommu/irq_remapping.h +++ b/drivers/iommu/irq_remapping.h @@ -42,9 +42,6 @@ struct irq_remap_ops { /* Enable fault handling */ int (*enable_faulting)(void); - - /* Get the irqdomain associated to IOMMU device */ - struct irq_domain *(*get_irq_domain)(struct irq_alloc_info *); }; extern struct irq_remap_ops intel_irq_remap_ops;