diff options
Diffstat (limited to 'drivers/firmware/psci/psci.c')
| -rw-r--r-- | drivers/firmware/psci/psci.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c index 00af99b6f97c..ace5b9ac676c 100644 --- a/drivers/firmware/psci/psci.c +++ b/drivers/firmware/psci/psci.c @@ -146,7 +146,12 @@ static int psci_to_linux_errno(int errno) return -EINVAL; } -static u32 psci_get_version(void) +static u32 psci_0_1_get_version(void) +{ + return PSCI_VERSION(0, 1); +} + +static u32 psci_0_2_get_version(void) { return invoke_psci_fn(PSCI_0_2_FN_PSCI_VERSION, 0, 0, 0); } @@ -421,7 +426,7 @@ static void __init psci_init_smccc(void) static void __init psci_0_2_set_functions(void) { pr_info("Using standard PSCI v0.2 function IDs\n"); - psci_ops.get_version = psci_get_version; + psci_ops.get_version = psci_0_2_get_version; psci_function_id[PSCI_FN_CPU_SUSPEND] = PSCI_FN_NATIVE(0_2, CPU_SUSPEND); @@ -450,7 +455,7 @@ static void __init psci_0_2_set_functions(void) */ static int __init psci_probe(void) { - u32 ver = psci_get_version(); + u32 ver = psci_0_2_get_version(); pr_info("PSCIv%d.%d detected in firmware.\n", PSCI_VERSION_MAJOR(ver), @@ -514,6 +519,8 @@ static int __init psci_0_1_init(struct device_node *np) pr_info("Using PSCI v0.1 Function IDs from DT\n"); + psci_ops.get_version = psci_0_1_get_version; + if (!of_property_read_u32(np, "cpu_suspend", &id)) { psci_function_id[PSCI_FN_CPU_SUSPEND] = id; psci_ops.cpu_suspend = psci_cpu_suspend; |