linux-kernel - [tip:x86/apic] x86: irq_remapping: Use helpers to access irq

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Message-ID: <tip-b71a3b2944223de30a9744d35f93625d1298d692@git.kernel.org>
Date:	Fri, 19 Dec 2014 06:10:49 -0800
From:	tip-bot for Jiang Liu <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, mingo@...nel.org, joro@...tes.org,
	benh@...nel.crashing.org, konrad.wilk@...cle.com, hpa@...or.com,
	tony.luck@...el.com, yinghai@...nel.org, rdunlap@...radead.org,
	jiang.liu@...ux.intel.com, bp@...en8.de, bhelgaas@...gle.com,
	gregkh@...uxfoundation.org, tglx@...utronix.de, rjw@...ysocki.net
Subject: [tip:x86/apic] x86: irq_remapping:
  Use helpers to access irq_cfg data structure associated with IRQ

Commit-ID:  b71a3b2944223de30a9744d35f93625d1298d692
Gitweb:     http://git.kernel.org/tip/b71a3b2944223de30a9744d35f93625d1298d692
Author:     Jiang Liu <jiang.liu@...ux.intel.com>
AuthorDate: Mon, 27 Oct 2014 16:12:08 +0800
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Tue, 16 Dec 2014 14:08:17 +0100

x86: irq_remapping: Use helpers to access irq_cfg data structure associated with IRQ

Use helpers to access irq_cfg data structure associated with IRQ,
instead of accessing irq_data->chip_data directly. Later we can
rewrite those helpers to support hierarchy irqdomain.

Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc: Tony Luck <tony.luck@...el.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: iommu@...ts.linux-foundation.org
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Rafael J. Wysocki <rjw@...ysocki.net>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Randy Dunlap <rdunlap@...radead.org>
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Joerg Roedel <joro@...tes.org>
Link: http://lkml.kernel.org/r/1414397531-28254-18-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>

---
 drivers/iommu/irq_remapping.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/irq_remapping.c b/drivers/iommu/irq_remapping.c
index 2c3f5ad..89c4846 100644
--- a/drivers/iommu/irq_remapping.c
+++ b/drivers/iommu/irq_remapping.c
@@ -298,7 +298,7 @@ static int set_remapped_irq_affinity(struct irq_data *data,
 
 void free_remapped_irq(int irq)
 {
-	struct irq_cfg *cfg = irq_get_chip_data(irq);
+	struct irq_cfg *cfg = irq_cfg(irq);
 
 	if (!remap_ops || !remap_ops->free_irq)
 		return;
@@ -311,7 +311,7 @@ void compose_remapped_msi_msg(struct pci_dev *pdev,
 			      unsigned int irq, unsigned int dest,
 			      struct msi_msg *msg, u8 hpet_id)
 {
-	struct irq_cfg *cfg = irq_get_chip_data(irq);
+	struct irq_cfg *cfg = irq_cfg(irq);
 
 	if (!irq_remapped(cfg))
 		native_compose_msi_msg(pdev, irq, dest, msg, hpet_id);
@@ -364,7 +364,7 @@ static void ir_ack_apic_edge(struct irq_data *data)
 static void ir_ack_apic_level(struct irq_data *data)
 {
 	ack_APIC_irq();
-	eoi_ioapic_irq(data->irq, data->chip_data);
+	eoi_ioapic_irq(data->irq, irqd_cfg(data));
 }
 
 static void ir_print_prefix(struct irq_data *data, struct seq_file *p)
--
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