diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/random.c | 40 |
1 files changed, 34 insertions, 6 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c index d26891bfcd41..c7afc068c28d 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -559,7 +559,40 @@ struct timer_rand_state { }; #ifndef CONFIG_SPARSE_IRQ -struct timer_rand_state *irq_timer_state[NR_IRQS]; + +static struct timer_rand_state *irq_timer_state[NR_IRQS]; + +static struct timer_rand_state *get_timer_rand_state(unsigned int irq) +{ + return irq_timer_state[irq]; +} + +static void set_timer_rand_state(unsigned int irq, + struct timer_rand_state *state) +{ + irq_timer_state[irq] = state; +} + +#else + +static struct timer_rand_state *get_timer_rand_state(unsigned int irq) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + + return desc->timer_rand_state; +} + +static void set_timer_rand_state(unsigned int irq, + struct timer_rand_state *state) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + + desc->timer_rand_state = state; +} #endif static struct timer_rand_state input_timer_state; @@ -919,11 +952,6 @@ void rand_initialize_irq(int irq) { struct timer_rand_state *state; -#ifndef CONFIG_SPARSE_IRQ - if (irq >= nr_irqs) - return; -#endif - state = get_timer_rand_state(irq); if (state) |