Prepare for support hierarchy irqdomain by changing function prototypes,
should be no function changes.

Signed-off-by: Jiang Liu <jiang....@linux.intel.com>
Acked-by: Joerg Roedel <jroe...@suse.de>
Cc: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
Cc: Tony Luck <tony.l...@intel.com>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Cc: io...@lists.linux-foundation.org
Cc: Bjorn Helgaas <bhelg...@google.com>
Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Cc: Rafael J. Wysocki <r...@rjwysocki.net>
Cc: Randy Dunlap <rdun...@infradead.org>
Cc: Yinghai Lu <ying...@kernel.org>
Cc: Borislav Petkov <b...@alien8.de>
Cc: Joerg Roedel <j...@8bytes.org>
Link: 
http://lkml.kernel.org/r/1416894816-23245-10-git-send-email-jiang....@linux.intel.com
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
---
 drivers/iommu/intel_irq_remapping.c |   22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/iommu/intel_irq_remapping.c 
b/drivers/iommu/intel_irq_remapping.c
index 14de1ab223c8..d3adaf32b3ec 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -82,10 +82,10 @@ static int get_irte(int irq, struct irte *entry)
        return 0;
 }
 
-static int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
+static int alloc_irte(struct intel_iommu *iommu, int irq,
+                     struct irq_2_iommu *irq_iommu, u16 count)
 {
        struct ir_table *table = iommu->ir_table;
-       struct irq_2_iommu *irq_iommu = irq_2_iommu(irq);
        struct irq_cfg *cfg = irq_cfg(irq);
        unsigned int mask = 0;
        unsigned long flags;
@@ -173,9 +173,9 @@ static int set_irte_irq(int irq, struct intel_iommu *iommu, 
u16 index, u16 subha
        return 0;
 }
 
-static int modify_irte(int irq, struct irte *irte_modified)
+static int modify_irte(struct irq_2_iommu *irq_iommu,
+                      struct irte *irte_modified)
 {
-       struct irq_2_iommu *irq_iommu = irq_2_iommu(irq);
        struct intel_iommu *iommu;
        unsigned long flags;
        struct irte *irte;
@@ -242,7 +242,7 @@ static int clear_entries(struct irq_2_iommu *irq_iommu)
                return 0;
 
        iommu = irq_iommu->iommu;
-       index = irq_iommu->irte_index + irq_iommu->sub_handle;
+       index = irq_iommu->irte_index;
 
        start = iommu->ir_table->base + index;
        end = start + (1 << irq_iommu->irte_mask);
@@ -986,7 +986,7 @@ static int intel_setup_ioapic_entry(int irq,
                pr_warn("No mapping iommu for ioapic %d\n", ioapic_id);
                index = -ENODEV;
        } else {
-               index = alloc_irte(iommu, irq, 1);
+               index = alloc_irte(iommu, irq, irq_2_iommu(irq), 1);
                if (index < 0) {
                        pr_warn("Failed to allocate IRTE for ioapic %d\n",
                                ioapic_id);
@@ -1002,7 +1002,7 @@ static int intel_setup_ioapic_entry(int irq,
        /* Set source-id of interrupt request */
        set_ioapic_sid(&irte, ioapic_id);
 
-       modify_irte(irq, &irte);
+       modify_irte(irq_2_iommu(irq), &irte);
 
        apic_printk(APIC_VERBOSE, KERN_DEBUG "IOAPIC[%d]: "
                "Set IRTE entry (P:%d FPD:%d Dst_Mode:%d "
@@ -1089,7 +1089,7 @@ intel_ioapic_set_affinity(struct irq_data *data, const 
struct cpumask *mask,
         * Atomically updates the IRTE with the new destination, vector
         * and flushes the interrupt entry cache.
         */
-       modify_irte(irq, &irte);
+       modify_irte(irq_2_iommu(irq), &irte);
 
        /*
         * After this point, all the interrupts will start arriving
@@ -1125,7 +1125,7 @@ static void intel_compose_msi_msg(struct pci_dev *pdev,
        else
                set_hpet_sid(&irte, hpet_id);
 
-       modify_irte(irq, &irte);
+       modify_irte(irq_2_iommu(irq), &irte);
 
        msg->address_hi = MSI_ADDR_BASE_HI;
        msg->data = sub_handle;
@@ -1152,7 +1152,7 @@ static int intel_msi_alloc_irq(struct pci_dev *dev, int 
irq, int nvec)
                       "Unable to map PCI %s to iommu\n", pci_name(dev));
                index = -ENOENT;
        } else {
-               index = alloc_irte(iommu, irq, nvec);
+               index = alloc_irte(iommu, irq, irq_2_iommu(irq), nvec);
                if (index < 0) {
                        printk(KERN_ERR
                               "Unable to allocate %d IRTE for PCI %s\n",
@@ -1196,7 +1196,7 @@ static int intel_alloc_hpet_msi(unsigned int irq, 
unsigned int id)
        down_read(&dmar_global_lock);
        iommu = map_hpet_to_ir(id);
        if (iommu) {
-               index = alloc_irte(iommu, irq, 1);
+               index = alloc_irte(iommu, irq, irq_2_iommu(irq), 1);
                if (index >= 0)
                        ret = 0;
        }
-- 
1.7.10.4

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