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 <[email protected]>
Cc: Konrad Rzeszutek Wilk <[email protected]>
Cc: Tony Luck <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: [email protected]
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Rafael J. Wysocki <[email protected]>
Cc: Bjorn Helgaas <[email protected]>
Cc: Randy Dunlap <[email protected]>
Cc: Yinghai Lu <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Joerg Roedel <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>
This commit is contained in:
Jiang Liu 2014-10-27 16:12:10 +08:00 • committed by Thomas Gleixner
commit 719b530cdc

View file

@ -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;