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Diffstat (limited to 'arch/arm/mach-kirkwood/cpuidle.c')
-rw-r--r--arch/arm/mach-kirkwood/cpuidle.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/arch/arm/mach-kirkwood/cpuidle.c b/arch/arm/mach-kirkwood/cpuidle.c
index 358dd80b3a07..ffd690dc3d33 100644
--- a/arch/arm/mach-kirkwood/cpuidle.c
+++ b/arch/arm/mach-kirkwood/cpuidle.c
@@ -32,6 +32,7 @@ static DEFINE_PER_CPU(struct cpuidle_device, kirkwood_cpuidle_device);
32 32
33/* Actual code that puts the SoC in different idle states */ 33/* Actual code that puts the SoC in different idle states */
34static int kirkwood_enter_idle(struct cpuidle_device *dev, 34static int kirkwood_enter_idle(struct cpuidle_device *dev,
35 struct cpuidle_driver *drv,
35 int index) 36 int index)
36{ 37{
37 struct timeval before, after; 38 struct timeval before, after;
@@ -68,28 +69,29 @@ static int kirkwood_enter_idle(struct cpuidle_device *dev,
68static int kirkwood_init_cpuidle(void) 69static int kirkwood_init_cpuidle(void)
69{ 70{
70 struct cpuidle_device *device; 71 struct cpuidle_device *device;
71 72 struct cpuidle_driver *driver = &kirkwood_idle_driver;
72 cpuidle_register_driver(&kirkwood_idle_driver);
73 73
74 device = &per_cpu(kirkwood_cpuidle_device, smp_processor_id()); 74 device = &per_cpu(kirkwood_cpuidle_device, smp_processor_id());
75 device->state_count = KIRKWOOD_MAX_STATES; 75 device->state_count = KIRKWOOD_MAX_STATES;
76 driver->state_count = KIRKWOOD_MAX_STATES;
76 77
77 /* Wait for interrupt state */ 78 /* Wait for interrupt state */
78 device->states[0].enter = kirkwood_enter_idle; 79 driver->states[0].enter = kirkwood_enter_idle;
79 device->states[0].exit_latency = 1; 80 driver->states[0].exit_latency = 1;
80 device->states[0].target_residency = 10000; 81 driver->states[0].target_residency = 10000;
81 device->states[0].flags = CPUIDLE_FLAG_TIME_VALID; 82 driver->states[0].flags = CPUIDLE_FLAG_TIME_VALID;
82 strcpy(device->states[0].name, "WFI"); 83 strcpy(driver->states[0].name, "WFI");
83 strcpy(device->states[0].desc, "Wait for interrupt"); 84 strcpy(driver->states[0].desc, "Wait for interrupt");
84 85
85 /* Wait for interrupt and DDR self refresh state */ 86 /* Wait for interrupt and DDR self refresh state */
86 device->states[1].enter = kirkwood_enter_idle; 87 driver->states[1].enter = kirkwood_enter_idle;
87 device->states[1].exit_latency = 10; 88 driver->states[1].exit_latency = 10;
88 device->states[1].target_residency = 10000; 89 driver->states[1].target_residency = 10000;
89 device->states[1].flags = CPUIDLE_FLAG_TIME_VALID; 90 driver->states[1].flags = CPUIDLE_FLAG_TIME_VALID;
90 strcpy(device->states[1].name, "DDR SR"); 91 strcpy(driver->states[1].name, "DDR SR");
91 strcpy(device->states[1].desc, "WFI and DDR Self Refresh"); 92 strcpy(driver->states[1].desc, "WFI and DDR Self Refresh");
92 93
94 cpuidle_register_driver(&kirkwood_idle_driver);
93 if (cpuidle_register_device(device)) { 95 if (cpuidle_register_device(device)) {
94 printk(KERN_ERR "kirkwood_init_cpuidle: Failed registering\n"); 96 printk(KERN_ERR "kirkwood_init_cpuidle: Failed registering\n");
95 return -EIO; 97 return -EIO;