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SH: cpuidle: initialize the driver's states directly
Like all the other drivers, let's initialize the structure a compile time instead of init time. The states #1 and #2 are not enabled by default. The init function will check the features of the board in order to enable the state. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Simon Horman <horms+renesas@verge.net.au> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -53,60 +53,52 @@ static int cpuidle_sleep_enter(struct cpuidle_device *dev,
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static struct cpuidle_device cpuidle_dev;
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static struct cpuidle_driver cpuidle_driver = {
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.name = "sh_idle",
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.owner = THIS_MODULE,
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.en_core_tk_irqen = 1,
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.name = "sh_idle",
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.owner = THIS_MODULE,
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.en_core_tk_irqen = 1,
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.states = {
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{
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.exit_latency = 1,
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.target_residency = 1 * 2,
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.power_usage = 3,
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.flags = CPUIDLE_FLAG_TIME_VALID,
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.enter = cpuidle_sleep_enter,
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.name = "C1",
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.desc = "SuperH Sleep Mode",
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},
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{
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.exit_latency = 100,
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.target_residency = 1 * 2,
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.power_usage = 1,
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.flags = CPUIDLE_FLAG_TIME_VALID,
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.enter = cpuidle_sleep_enter,
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.name = "C2",
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.desc = "SuperH Sleep Mode [SF]",
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.disabled = true,
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},
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{
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.exit_latency = 2300,
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.target_residency = 1 * 2,
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.power_usage = 1,
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.flags = CPUIDLE_FLAG_TIME_VALID,
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.enter = cpuidle_sleep_enter,
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.name = "C3",
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.desc = "SuperH Mobile Standby Mode [SF]",
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.disabled = true,
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},
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},
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.safe_state_index = 0,
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.state_count = 3,
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};
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void sh_mobile_setup_cpuidle(void)
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{
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struct cpuidle_device *dev = &cpuidle_dev;
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struct cpuidle_driver *drv = &cpuidle_driver;
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struct cpuidle_state *state;
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int i = 0;
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if (sh_mobile_sleep_supported & SUSP_SH_SF)
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cpuidle_driver.states[1].disabled = false;
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state = &drv->states[i++];
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snprintf(state->name, CPUIDLE_NAME_LEN, "C1");
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strncpy(state->desc, "SuperH Sleep Mode", CPUIDLE_DESC_LEN);
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state->exit_latency = 1;
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state->target_residency = 1 * 2;
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state->power_usage = 3;
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state->flags = 0;
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state->flags |= CPUIDLE_FLAG_TIME_VALID;
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state->enter = cpuidle_sleep_enter;
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if (sh_mobile_sleep_supported & SUSP_SH_STANDBY)
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cpuidle_driver.states[2].disabled = false;
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drv->safe_state_index = 0;
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if (sh_mobile_sleep_supported & SUSP_SH_SF) {
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state = &drv->states[i++];
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snprintf(state->name, CPUIDLE_NAME_LEN, "C2");
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strncpy(state->desc, "SuperH Sleep Mode [SF]",
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CPUIDLE_DESC_LEN);
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state->exit_latency = 100;
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state->target_residency = 1 * 2;
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state->power_usage = 1;
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state->flags = 0;
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state->flags |= CPUIDLE_FLAG_TIME_VALID;
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state->enter = cpuidle_sleep_enter;
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}
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if (sh_mobile_sleep_supported & SUSP_SH_STANDBY) {
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state = &drv->states[i++];
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snprintf(state->name, CPUIDLE_NAME_LEN, "C3");
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strncpy(state->desc, "SuperH Mobile Standby Mode [SF]",
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CPUIDLE_DESC_LEN);
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state->exit_latency = 2300;
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state->target_residency = 1 * 2;
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state->power_usage = 1;
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state->flags = 0;
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state->flags |= CPUIDLE_FLAG_TIME_VALID;
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state->enter = cpuidle_sleep_enter;
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}
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drv->state_count = i;
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dev->state_count = i;
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cpuidle_register_driver(&cpuidle_driver);
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cpuidle_register_device(dev);
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if (!cpuidle_register_driver(&cpuidle_driver))
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cpuidle_register_device(&cpuidle_dev);
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}
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