diff options
Diffstat (limited to 'drivers/clocksource/arm_arch_timer.c')
| -rw-r--r-- | drivers/clocksource/arm_arch_timer.c | 52 | 
1 files changed, 22 insertions, 30 deletions
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index 0aa135ddbf80..d6e3e49399dd 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -181,44 +181,36 @@ static irqreturn_t arch_timer_handler_virt_mem(int irq, void *dev_id)  	return timer_handler(ARCH_TIMER_MEM_VIRT_ACCESS, evt);  } -static __always_inline void timer_set_mode(const int access, int mode, -				  struct clock_event_device *clk) +static __always_inline int timer_shutdown(const int access, +					  struct clock_event_device *clk)  {  	unsigned long ctrl; -	switch (mode) { -	case CLOCK_EVT_MODE_UNUSED: -	case CLOCK_EVT_MODE_SHUTDOWN: -		ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk); -		ctrl &= ~ARCH_TIMER_CTRL_ENABLE; -		arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk); -		break; -	default: -		break; -	} + +	ctrl = arch_timer_reg_read(access, ARCH_TIMER_REG_CTRL, clk); +	ctrl &= ~ARCH_TIMER_CTRL_ENABLE; +	arch_timer_reg_write(access, ARCH_TIMER_REG_CTRL, ctrl, clk); + +	return 0;  } -static void arch_timer_set_mode_virt(enum clock_event_mode mode, -				     struct clock_event_device *clk) +static int arch_timer_shutdown_virt(struct clock_event_device *clk)  { -	timer_set_mode(ARCH_TIMER_VIRT_ACCESS, mode, clk); +	return timer_shutdown(ARCH_TIMER_VIRT_ACCESS, clk);  } -static void arch_timer_set_mode_phys(enum clock_event_mode mode, -				     struct clock_event_device *clk) +static int arch_timer_shutdown_phys(struct clock_event_device *clk)  { -	timer_set_mode(ARCH_TIMER_PHYS_ACCESS, mode, clk); +	return timer_shutdown(ARCH_TIMER_PHYS_ACCESS, clk);  } -static void arch_timer_set_mode_virt_mem(enum clock_event_mode mode, -					 struct clock_event_device *clk) +static int arch_timer_shutdown_virt_mem(struct clock_event_device *clk)  { -	timer_set_mode(ARCH_TIMER_MEM_VIRT_ACCESS, mode, clk); +	return timer_shutdown(ARCH_TIMER_MEM_VIRT_ACCESS, clk);  } -static void arch_timer_set_mode_phys_mem(enum clock_event_mode mode, -					 struct clock_event_device *clk) +static int arch_timer_shutdown_phys_mem(struct clock_event_device *clk)  { -	timer_set_mode(ARCH_TIMER_MEM_PHYS_ACCESS, mode, clk); +	return timer_shutdown(ARCH_TIMER_MEM_PHYS_ACCESS, clk);  }  static __always_inline void set_next_event(const int access, unsigned long evt, @@ -273,11 +265,11 @@ static void __arch_timer_setup(unsigned type,  		clk->cpumask = cpumask_of(smp_processor_id());  		if (arch_timer_use_virtual) {  			clk->irq = arch_timer_ppi[VIRT_PPI]; -			clk->set_mode = arch_timer_set_mode_virt; +			clk->set_state_shutdown = arch_timer_shutdown_virt;  			clk->set_next_event = arch_timer_set_next_event_virt;  		} else {  			clk->irq = arch_timer_ppi[PHYS_SECURE_PPI]; -			clk->set_mode = arch_timer_set_mode_phys; +			clk->set_state_shutdown = arch_timer_shutdown_phys;  			clk->set_next_event = arch_timer_set_next_event_phys;  		}  	} else { @@ -286,17 +278,17 @@ static void __arch_timer_setup(unsigned type,  		clk->rating = 400;  		clk->cpumask = cpu_all_mask;  		if (arch_timer_mem_use_virtual) { -			clk->set_mode = arch_timer_set_mode_virt_mem; +			clk->set_state_shutdown = arch_timer_shutdown_virt_mem;  			clk->set_next_event =  				arch_timer_set_next_event_virt_mem;  		} else { -			clk->set_mode = arch_timer_set_mode_phys_mem; +			clk->set_state_shutdown = arch_timer_shutdown_phys_mem;  			clk->set_next_event =  				arch_timer_set_next_event_phys_mem;  		}  	} -	clk->set_mode(CLOCK_EVT_MODE_SHUTDOWN, clk); +	clk->set_state_shutdown(clk);  	clockevents_config_and_register(clk, arch_timer_rate, 0xf, 0x7fffffff);  } @@ -506,7 +498,7 @@ static void arch_timer_stop(struct clock_event_device *clk)  			disable_percpu_irq(arch_timer_ppi[PHYS_NONSECURE_PPI]);  	} -	clk->set_mode(CLOCK_EVT_MODE_UNUSED, clk); +	clk->set_state_shutdown(clk);  }  static int arch_timer_cpu_notify(struct notifier_block *self,  | 
