mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-05 18:14:07 +08:00
irq_remapping/vt-d: Change prototypes to prepare for hierarchical irqdomain
Prepare for the conversion to hierarchical irqdomains by changing function prototypes. No functional changes. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Acked-by: Joerg Roedel <jroedel@suse.de> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Cohen <david.a.cohen@linux.intel.com> Cc: Sander Eikelenboom <linux@eikelenboom.it> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: iommu@lists.linux-foundation.org Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rafael J. Wysocki <rjw@rjwysocki.net> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dimitri Sivanich <sivanich@sgi.com> Cc: Joerg Roedel <joro@8bytes.org> Link: http://lkml.kernel.org/r/1428905519-23704-10-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
parent
947045a2aa
commit
8dedf4cf5a
@ -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;
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user