diff options
Diffstat (limited to 'lib/sbi/sbi_system.c')
| -rw-r--r-- | lib/sbi/sbi_system.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/lib/sbi/sbi_system.c b/lib/sbi/sbi_system.c index a4e4781..9cea3c0 100644 --- a/lib/sbi/sbi_system.c +++ b/lib/sbi/sbi_system.c @@ -23,18 +23,30 @@ static SBI_LIST_HEAD(reset_devices_list); const struct sbi_system_reset_device *sbi_system_reset_get_device( u32 reset_type, u32 reset_reason) { - struct sbi_system_reset_device *dev = 0; + struct sbi_system_reset_device *reset_dev = NULL; struct sbi_dlist *pos; + /** lowest priority - any non zero is our candidate */ + int priority = 0; /* Check each reset device registered for supported reset type */ sbi_list_for_each(pos, &(reset_devices_list)) { - dev = to_system_reset_device(pos); - if (dev->system_reset_check && - dev->system_reset_check(reset_type, reset_reason)) - break; + struct sbi_system_reset_device *dev = + to_system_reset_device(pos); + if (dev->system_reset_check) { + int status = dev->system_reset_check(reset_type, + reset_reason); + /** reset_type not supported */ + if (status == 0) + continue; + + if (status > priority) { + reset_dev = dev; + priority = status; + } + } } - return dev; + return reset_dev; } void sbi_system_reset_add_device(struct sbi_system_reset_device *dev) |