diff options
Diffstat (limited to 'drivers/net/can/dev/dev.c')
| -rw-r--r-- | drivers/net/can/dev/dev.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/can/dev/dev.c b/drivers/net/can/dev/dev.c index befdeb4c54c2..15ccedbb3f8d 100644 --- a/drivers/net/can/dev/dev.c +++ b/drivers/net/can/dev/dev.c @@ -88,6 +88,39 @@ const char *can_get_state_str(const enum can_state state) } EXPORT_SYMBOL_GPL(can_get_state_str); +const char *can_get_ctrlmode_str(u32 ctrlmode) +{ + switch (ctrlmode & ~(ctrlmode - 1)) { + case 0: + return "none"; + case CAN_CTRLMODE_LOOPBACK: + return "loopback"; + case CAN_CTRLMODE_LISTENONLY: + return "listen-only"; + case CAN_CTRLMODE_3_SAMPLES: + return "triple-sampling"; + case CAN_CTRLMODE_ONE_SHOT: + return "one-shot"; + case CAN_CTRLMODE_BERR_REPORTING: + return "berr-reporting"; + case CAN_CTRLMODE_FD: + return "fd"; + case CAN_CTRLMODE_PRESUME_ACK: + return "presume-ack"; + case CAN_CTRLMODE_FD_NON_ISO: + return "fd-non-iso"; + case CAN_CTRLMODE_CC_LEN8_DLC: + return "cc-len8-dlc"; + case CAN_CTRLMODE_TDC_AUTO: + return "fd-tdc-auto"; + case CAN_CTRLMODE_TDC_MANUAL: + return "fd-tdc-manual"; + default: + return "<unknown>"; + } +} +EXPORT_SYMBOL_GPL(can_get_ctrlmode_str); + static enum can_state can_state_err_to_state(u16 err) { if (err < CAN_ERROR_WARNING_THRESHOLD) |