diff options
| -rw-r--r-- | arch/arm/mach-qcom/platsmp.c | 3 | ||||
| -rw-r--r-- | drivers/cpuidle/cpuidle-qcom-spm.c | 8 | ||||
| -rw-r--r-- | drivers/firmware/qcom_scm.c | 19 | ||||
| -rw-r--r-- | include/linux/qcom_scm.h | 4 |
4 files changed, 15 insertions, 19 deletions
diff --git a/arch/arm/mach-qcom/platsmp.c b/arch/arm/mach-qcom/platsmp.c index 58a4228455ce..65a0d5ce2bb3 100644 --- a/arch/arm/mach-qcom/platsmp.c +++ b/arch/arm/mach-qcom/platsmp.c @@ -357,8 +357,7 @@ static void __init qcom_smp_prepare_cpus(unsigned int max_cpus) { int cpu; - if (qcom_scm_set_cold_boot_addr(secondary_startup_arm, - cpu_present_mask)) { + if (qcom_scm_set_cold_boot_addr(secondary_startup_arm)) { for_each_present_cpu(cpu) { if (cpu == smp_processor_id()) continue; diff --git a/drivers/cpuidle/cpuidle-qcom-spm.c b/drivers/cpuidle/cpuidle-qcom-spm.c index 5f27dcc6c110..beedf22cbe78 100644 --- a/drivers/cpuidle/cpuidle-qcom-spm.c +++ b/drivers/cpuidle/cpuidle-qcom-spm.c @@ -122,10 +122,6 @@ static int spm_cpuidle_register(struct device *cpuidle_dev, int cpu) if (ret <= 0) return ret ? : -ENODEV; - ret = qcom_scm_set_warm_boot_addr(cpu_resume_arm, cpumask_of(cpu)); - if (ret) - return ret; - return cpuidle_register(&data->cpuidle_driver, NULL); } @@ -136,6 +132,10 @@ static int spm_cpuidle_drv_probe(struct platform_device *pdev) if (!qcom_scm_is_available()) return -EPROBE_DEFER; + ret = qcom_scm_set_warm_boot_addr(cpu_resume_arm); + if (ret) + return dev_err_probe(&pdev->dev, ret, "set warm boot addr failed"); + for_each_possible_cpu(cpu) { ret = spm_cpuidle_register(&pdev->dev, cpu); if (ret && ret != -ENODEV) { diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c index 1bcc139c9165..0382f9fa4501 100644 --- a/drivers/firmware/qcom_scm.c +++ b/drivers/firmware/qcom_scm.c @@ -243,8 +243,7 @@ static bool __qcom_scm_is_call_available(struct device *dev, u32 svc_id, return ret ? false : !!res.result[0]; } -static int qcom_scm_set_boot_addr(void *entry, const cpumask_t *cpus, - const u8 *cpu_bits) +static int qcom_scm_set_boot_addr(void *entry, const u8 *cpu_bits) { int cpu; unsigned int flags = 0; @@ -255,7 +254,7 @@ static int qcom_scm_set_boot_addr(void *entry, const cpumask_t *cpus, .owner = ARM_SMCCC_OWNER_SIP, }; - for_each_cpu(cpu, cpus) { + for_each_present_cpu(cpu) { if (cpu >= QCOM_SCM_BOOT_MAX_CPUS) return -EINVAL; flags |= cpu_bits[cpu]; @@ -268,27 +267,25 @@ static int qcom_scm_set_boot_addr(void *entry, const cpumask_t *cpus, } /** - * qcom_scm_set_warm_boot_addr() - Set the warm boot address for cpus + * qcom_scm_set_warm_boot_addr() - Set the warm boot address for all cpus * @entry: Entry point function for the cpus - * @cpus: The cpumask of cpus that will use the entry point * * Set the Linux entry point for the SCM to transfer control to when coming * out of a power down. CPU power down may be executed on cpuidle or hotplug. */ -int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus) +int qcom_scm_set_warm_boot_addr(void *entry) { - return qcom_scm_set_boot_addr(entry, cpus, qcom_scm_cpu_warm_bits); + return qcom_scm_set_boot_addr(entry, qcom_scm_cpu_warm_bits); } EXPORT_SYMBOL(qcom_scm_set_warm_boot_addr); /** - * qcom_scm_set_cold_boot_addr() - Set the cold boot address for cpus + * qcom_scm_set_cold_boot_addr() - Set the cold boot address for all cpus * @entry: Entry point function for the cpus - * @cpus: The cpumask of cpus that will use the entry point */ -int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus) +int qcom_scm_set_cold_boot_addr(void *entry) { - return qcom_scm_set_boot_addr(entry, cpus, qcom_scm_cpu_cold_bits); + return qcom_scm_set_boot_addr(entry, qcom_scm_cpu_cold_bits); } EXPORT_SYMBOL(qcom_scm_set_cold_boot_addr); diff --git a/include/linux/qcom_scm.h b/include/linux/qcom_scm.h index 681748619890..f8335644a01a 100644 --- a/include/linux/qcom_scm.h +++ b/include/linux/qcom_scm.h @@ -63,8 +63,8 @@ enum qcom_scm_ice_cipher { extern bool qcom_scm_is_available(void); -extern int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus); -extern int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus); +extern int qcom_scm_set_cold_boot_addr(void *entry); +extern int qcom_scm_set_warm_boot_addr(void *entry); extern void qcom_scm_cpu_power_down(u32 flags); extern int qcom_scm_set_remote_state(u32 state, u32 id); |