irqchip/atmel-aic5: Simplify base chip selection

Use irq_get_domain_generic_chip() to select the base chip.

Signed-off-by: Ludovic Desroches <[email protected]>
Acked-by: Nicholas Ferre <[email protected]>
Acked-by: Boris Brezillon <[email protected]>
Cc: <[email protected]>
Cc: <[email protected]>
Cc: <[email protected]>
Cc: <[email protected]>
Cc: <[email protected]>
Cc: <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>
This commit is contained in:
Ludovic Desroches 2015-09-21 15:46:06 +02:00 • committed by Thomas Gleixner
commit b55a3bb865

View file

@ -70,8 +70,7 @@ static struct irq_domain *aic5_domain;
static asmlinkage void __exception_irq_entry
aic5_handle(struct pt_regs *regs)
{
struct irq_domain_chip_generic *dgc = aic5_domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(aic5_domain, 0);
u32 irqnr;
u32 irqstat;
@ -87,8 +86,7 @@ aic5_handle(struct pt_regs *regs)
static void aic5_mask(struct irq_data *d)
{
struct irq_domain *domain = d->domain;
struct irq_domain_chip_generic *dgc = domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(domain, 0);
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
/*
@ -105,8 +103,7 @@ static void aic5_mask(struct irq_data *d)
static void aic5_unmask(struct irq_data *d)
{
struct irq_domain *domain = d->domain;
struct irq_domain_chip_generic *dgc = domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(domain, 0);
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
/*
@ -123,8 +120,7 @@ static void aic5_unmask(struct irq_data *d)
static int aic5_retrigger(struct irq_data *d)
{
struct irq_domain *domain = d->domain;
struct irq_domain_chip_generic *dgc = domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(domain, 0);
/* Enable interrupt on AIC5 */
irq_gc_lock(bgc);
@ -138,8 +134,7 @@ static int aic5_retrigger(struct irq_data *d)
static int aic5_set_type(struct irq_data *d, unsigned type)
{
struct irq_domain *domain = d->domain;
struct irq_domain_chip_generic *dgc = domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(domain, 0);
unsigned int smr;
int ret;
@ -159,7 +154,7 @@ static void aic5_suspend(struct irq_data *d)
{
struct irq_domain *domain = d->domain;
struct irq_domain_chip_generic *dgc = domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(domain, 0);
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
int i;
u32 mask;
@ -183,7 +178,7 @@ static void aic5_resume(struct irq_data *d)
{
struct irq_domain *domain = d->domain;
struct irq_domain_chip_generic *dgc = domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(domain, 0);
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
int i;
u32 mask;
@ -207,7 +202,7 @@ static void aic5_pm_shutdown(struct irq_data *d)
{
struct irq_domain *domain = d->domain;
struct irq_domain_chip_generic *dgc = domain->gc;
struct irq_chip_generic *bgc = dgc->gc[0];
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(domain, 0);
struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
int i;
@ -262,12 +257,11 @@ static int aic5_irq_domain_xlate(struct irq_domain *d,
irq_hw_number_t *out_hwirq,
unsigned int *out_type)
{
struct irq_domain_chip_generic *dgc = d->gc;
struct irq_chip_generic *bgc;
struct irq_chip_generic *bgc = irq_get_domain_generic_chip(d, 0);
unsigned smr;
int ret;
if (!dgc)
if (!bgc)
return -EINVAL;
ret = aic_common_irq_domain_xlate(d, ctrlr, intspec, intsize,
@ -275,8 +269,6 @@ static int aic5_irq_domain_xlate(struct irq_domain *d,
if (ret)
return ret;
bgc = dgc->gc[0];
irq_gc_lock(bgc);
irq_reg_writel(bgc, *out_hwirq, AT91_AIC5_SSR);
smr = irq_reg_readl(bgc, AT91_AIC5_SMR);