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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>
This commit is contained in:
Jiang Liu 2014-10-27 16:12:07 +08:00 committed by Thomas Gleixner
parent 2f600025d3
commit a978609112
5 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/kernel/apic/htirq.c
View File

@ -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;

10
arch/x86/kernel/apic/io_apic.c
View File

@ -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;

6
arch/x86/kernel/apic/msi.c
View File

@ -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;

6
arch/x86/kernel/apic/vector.c
View File

@ -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;

4
arch/x86/platform/uv/uv_irq.c
View File

@ -131,7 +131,7 @@ arch_enable_uv_irq(char *irq_name, unsigned int irq, int cpu, int mmr_blade,
unsigned long mmr_offset, int limit)
{
const struct cpumask *eligible_cpu = cpumask_of(cpu);
struct irq_cfg *cfg = irq_get_chip_data(irq);
struct irq_cfg *cfg = irq_cfg(irq);
unsigned long mmr_value;
struct uv_IO_APIC_route_entry *entry;
int mmr_pnode, err;
@ -198,7 +198,7 @@ static int
uv_set_irq_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;
unsigned long mmr_value, mmr_offset;
struct uv_IO_APIC_route_entry *entry;