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Subject[tip:x86/apic] x86, ioapic: Use irq_cfg() instead of irq_get_chip_data() for better readability
Commit-ID:  32f5ef5d8dd5ac3cc7ac12cdaf33023e2fbd33c1
Gitweb: http://git.kernel.org/tip/32f5ef5d8dd5ac3cc7ac12cdaf33023e2fbd33c1
Author: Jiang Liu <jiang.liu@linux.intel.com>
AuthorDate: Mon, 9 Jun 2014 16:19:43 +0800
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Sat, 21 Jun 2014 23:05:41 +0200

x86, ioapic: Use irq_cfg() instead of irq_get_chip_data() for better readability

Use defined helper function irq_cfg() instead of irq_get_chip_data() for
better readability.

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: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Grant Likely <grant.likely@linaro.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>
Link: http://lkml.kernel.org/r/1402302011-23642-15-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/kernel/apic/io_apic.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 16b0247..446a931 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -230,7 +230,7 @@ int __init arch_early_irq_init(void)
return 0;
}

-static struct irq_cfg *irq_cfg(unsigned int irq)
+static inline struct irq_cfg *irq_cfg(unsigned int irq)
{
return irq_get_chip_data(irq);
}
@@ -272,7 +272,7 @@ static struct irq_cfg *alloc_irq_and_cfg_at(unsigned int at, int node)
if (res < 0) {
if (res != -EEXIST)
return NULL;
- cfg = irq_get_chip_data(at);
+ cfg = irq_cfg(at);
if (cfg)
return cfg;
}
@@ -1204,7 +1204,7 @@ void __setup_vector_irq(int cpu)
raw_spin_lock(&vector_lock);
/* Mark the inuse vectors */
for_each_active_irq(irq) {
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
continue;

@@ -1612,7 +1612,7 @@ __apicdebuginit(void) print_IO_APICs(void)
if (chip != &ioapic_chip)
continue;

- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
continue;
entry = cfg->irq_2_pin;
@@ -2253,7 +2253,7 @@ static void irq_complete_move(struct irq_cfg *cfg)

void irq_force_complete_move(int irq)
{
- struct irq_cfg *cfg = irq_get_chip_data(irq);
+ struct irq_cfg *cfg = irq_cfg(irq);

if (!cfg)
return;
@@ -2515,7 +2515,7 @@ static inline void init_IO_APIC_traps(void)
unsigned int irq;

for_each_active_irq(irq) {
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (IO_APIC_IRQ(irq) && cfg && !cfg->vector) {
/*
* Hmm.. We don't have an entry for this,
@@ -2648,7 +2648,7 @@ early_param("disable_timer_pin_1", disable_timer_pin_setup);
*/
static inline void __init check_timer(void)
{
- struct irq_cfg *cfg = irq_get_chip_data(0);
+ struct irq_cfg *cfg = irq_cfg(0);
int node = cpu_to_node(0);
int apic1, pin1, apic2, pin2;
unsigned long flags;
@@ -2912,7 +2912,7 @@ int arch_setup_hwirq(unsigned int irq, int node)

void arch_teardown_hwirq(unsigned int irq)
{
- struct irq_cfg *cfg = irq_get_chip_data(irq);
+ struct irq_cfg *cfg = irq_cfg(irq);
unsigned long flags;

free_remapped_irq(irq);
@@ -3039,7 +3039,7 @@ int setup_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc,
if (!irq_offset)
write_msi_msg(irq, &msg);

- setup_remapped_irq(irq, irq_get_chip_data(irq), chip);
+ setup_remapped_irq(irq, irq_cfg(irq), chip);

irq_set_chip_and_handler_name(irq, chip, handle_edge_irq, "edge");

@@ -3178,7 +3178,7 @@ int default_setup_hpet_msi(unsigned int irq, unsigned int id)

hpet_msi_write(irq_get_handler_data(irq), &msg);
irq_set_status_flags(irq, IRQ_MOVE_PCNTXT);
- setup_remapped_irq(irq, irq_get_chip_data(irq), chip);
+ setup_remapped_irq(irq, irq_cfg(irq), chip);

irq_set_chip_and_handler_name(irq, chip, handle_edge_irq, "edge");
return 0;

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