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authorJiang Liu <jiang.liu@linux.intel.com>2014-10-27 16:12:07 +0800
committerThomas Gleixner <tglx@linutronix.de>2014-12-16 14:08:17 +0100
commita9786091126233cf1333d23999bf07bdd0818486 (patch)
tree4b08bda390871912d257973650bea3404e3dfe8f /arch/x86/kernel
parent2f600025d38f8c4e7debdeae9b80b7df498c22be (diff)
downloadop-kernel-dev-a9786091126233cf1333d23999bf07bdd0818486.zip
op-kernel-dev-a9786091126233cf1333d23999bf07bdd0818486.tar.gz
x86, irq: 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: Joerg Roedel <joro@8bytes.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.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: Grant Likely <grant.likely@linaro.org> Cc: Prarit Bhargava <prarit@redhat.com> Link: http://lkml.kernel.org/r/1414397531-28254-17-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/apic/htirq.c2
-rw-r--r--arch/x86/kernel/apic/io_apic.c10
-rw-r--r--arch/x86/kernel/apic/msi.c6
-rw-r--r--arch/x86/kernel/apic/vector.c6
4 files changed, 12 insertions, 12 deletions
diff --git a/arch/x86/kernel/apic/htirq.c b/arch/x86/kernel/apic/htirq.c
index a4980c5..816f36e 100644
--- a/arch/x86/kernel/apic/htirq.c
+++ b/arch/x86/kernel/apic/htirq.c
@@ -39,7 +39,7 @@ static void target_ht_irq(unsigned int irq, unsigned int dest, u8 vector)
static int
ht_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
unsigned int dest;
int ret;
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 2619cbe..3f5f604 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -501,7 +501,7 @@ static void mask_ioapic(struct irq_cfg *cfg)
static void mask_ioapic_irq(struct irq_data *data)
{
- mask_ioapic(data->chip_data);
+ mask_ioapic(irqd_cfg(data));
}
static void __unmask_ioapic(struct irq_cfg *cfg)
@@ -520,7 +520,7 @@ static void unmask_ioapic(struct irq_cfg *cfg)
static void unmask_ioapic_irq(struct irq_data *data)
{
- unmask_ioapic(data->chip_data);
+ unmask_ioapic(irqd_cfg(data));
}
/*
@@ -1801,7 +1801,7 @@ static unsigned int startup_ioapic_irq(struct irq_data *data)
if (legacy_pic->irq_pending(irq))
was_pending = 1;
}
- __unmask_ioapic(data->chip_data);
+ __unmask_ioapic(irqd_cfg(data));
raw_spin_unlock_irqrestore(&ioapic_lock, flags);
return was_pending;
@@ -1852,7 +1852,7 @@ int native_ioapic_set_affinity(struct irq_data *data,
if (!ret) {
/* Only the high 8 bits are valid. */
dest = SET_APIC_LOGICAL_ID(dest);
- __target_IO_APIC_irq(irq, dest, data->chip_data);
+ __target_IO_APIC_irq(irq, dest, irqd_cfg(data));
ret = IRQ_SET_MASK_OK_NOCOPY;
}
raw_spin_unlock_irqrestore(&ioapic_lock, flags);
@@ -1943,7 +1943,7 @@ static inline void ioapic_irqd_unmask(struct irq_data *data,
static void ack_ioapic_level(struct irq_data *data)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
int i, irq = data->irq;
unsigned long v;
bool masked;
diff --git a/arch/x86/kernel/apic/msi.c b/arch/x86/kernel/apic/msi.c
index ddb28f1..d6ba2d6 100644
--- a/arch/x86/kernel/apic/msi.c
+++ b/arch/x86/kernel/apic/msi.c
@@ -78,7 +78,7 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq,
static int
msi_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
struct msi_msg msg;
unsigned int dest;
int ret;
@@ -180,7 +180,7 @@ static int
dmar_msi_set_affinity(struct irq_data *data, const struct cpumask *mask,
bool force)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
unsigned int dest, irq = data->irq;
struct msi_msg msg;
int ret;
@@ -235,7 +235,7 @@ int arch_setup_dmar_msi(unsigned int irq)
static int hpet_msi_set_affinity(struct irq_data *data,
const struct cpumask *mask, bool force)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
struct msi_msg msg;
unsigned int dest;
int ret;
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 19fcb57..6cedd79 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -321,7 +321,7 @@ void setup_vector_irq(int cpu)
int apic_retrigger_irq(struct irq_data *data)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
unsigned long flags;
int cpu;
@@ -335,7 +335,7 @@ int apic_retrigger_irq(struct irq_data *data)
void apic_ack_edge(struct irq_data *data)
{
- irq_complete_move(data->chip_data);
+ irq_complete_move(irqd_cfg(data));
irq_move_irq(data);
ack_APIC_irq();
}
@@ -348,7 +348,7 @@ void apic_ack_edge(struct irq_data *data)
int apic_set_affinity(struct irq_data *data, const struct cpumask *mask,
unsigned int *dest_id)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
unsigned int irq = data->irq;
int err;
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