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authorJiang Liu <jiang.liu@linux.intel.com>2014-10-27 16:12:10 +0800
committerThomas Gleixner <tglx@linutronix.de>2014-12-16 14:08:17 +0100
commit719b530cdc70b45f22fed2185db8b34568b4c3f8 (patch)
tree5f0663948640362ce0495089216b1ca716b43a4d /drivers/iommu/amd_iommu.c
parent91411da1f99f4b626ec63b5faa30e75c468045a3 (diff)
downloadop-kernel-dev-719b530cdc70b45f22fed2185db8b34568b4c3f8.zip
op-kernel-dev-719b530cdc70b45f22fed2185db8b34568b4c3f8.tar.gz
iommu/amd: 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@linux.intel.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: iommu@lists.linux-foundation.org Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rafael J. Wysocki <rjw@rjwysocki.net> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Yinghai Lu <yinghai@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Joerg Roedel <joro@8bytes.org> Link: http://lkml.kernel.org/r/1414397531-28254-20-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/iommu/amd_iommu.c')
-rw-r--r--drivers/iommu/amd_iommu.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 2d84c9e..d65f766 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -4069,7 +4069,7 @@ static int setup_ioapic_entry(int irq, struct IO_APIC_route_entry *entry,
int devid;
int ret;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4132,7 +4132,7 @@ static int set_affinity(struct irq_data *data, const struct cpumask *mask,
if (!config_enabled(CONFIG_SMP))
return -1;
- cfg = data->chip_data;
+ cfg = irqd_cfg(data);
irq = data->irq;
irte_info = &cfg->irq_2_irte;
@@ -4170,7 +4170,7 @@ static int free_irq(int irq)
struct irq_2_irte *irte_info;
struct irq_cfg *cfg;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4189,7 +4189,7 @@ static void compose_msi_msg(struct pci_dev *pdev,
struct irq_cfg *cfg;
union irte irte;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return;
@@ -4218,7 +4218,7 @@ static int msi_alloc_irq(struct pci_dev *pdev, int irq, int nvec)
if (!pdev)
return -EINVAL;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4238,7 +4238,7 @@ static int msi_setup_irq(struct pci_dev *pdev, unsigned int irq,
if (!pdev)
return -EINVAL;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4261,7 +4261,7 @@ static int alloc_hpet_msi(unsigned int irq, unsigned int id)
struct irq_cfg *cfg;
int index, devid;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
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