diff options
Diffstat (limited to 'drivers/counter/microchip-tcb-capture.c')
| -rw-r--r-- | drivers/counter/microchip-tcb-capture.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c index 51b8af80f98b..1aa70b9c4833 100644 --- a/drivers/counter/microchip-tcb-capture.c +++ b/drivers/counter/microchip-tcb-capture.c @@ -37,9 +37,9 @@ enum mchp_tc_count_function { MCHP_TC_FUNCTION_QUADRATURE, }; -static const enum counter_count_function mchp_tc_count_functions[] = { - [MCHP_TC_FUNCTION_INCREASE] = COUNTER_COUNT_FUNCTION_INCREASE, - [MCHP_TC_FUNCTION_QUADRATURE] = COUNTER_COUNT_FUNCTION_QUADRATURE_X4, +static const enum counter_function mchp_tc_count_functions[] = { + [MCHP_TC_FUNCTION_INCREASE] = COUNTER_FUNCTION_INCREASE, + [MCHP_TC_FUNCTION_QUADRATURE] = COUNTER_FUNCTION_QUADRATURE_X4, }; enum mchp_tc_synapse_action { @@ -133,6 +133,9 @@ static int mchp_tc_count_function_set(struct counter_device *counter, bmr |= ATMEL_TC_QDEN | ATMEL_TC_POSEN; cmr |= ATMEL_TC_ETRGEDG_RISING | ATMEL_TC_ABETRG | ATMEL_TC_XC0; break; + default: + /* should never reach this path */ + return -EINVAL; } regmap_write(priv->regmap, ATMEL_TC_BMR, bmr); @@ -155,7 +158,7 @@ static int mchp_tc_count_function_set(struct counter_device *counter, static int mchp_tc_count_signal_read(struct counter_device *counter, struct counter_signal *signal, - enum counter_signal_value *val) + enum counter_signal_level *lvl) { struct mchp_tc_data *const priv = counter->priv; bool sigstatus; @@ -168,7 +171,7 @@ static int mchp_tc_count_signal_read(struct counter_device *counter, else sigstatus = (sr & ATMEL_TC_MTIOA); - *val = sigstatus ? COUNTER_SIGNAL_HIGH : COUNTER_SIGNAL_LOW; + *lvl = sigstatus ? COUNTER_SIGNAL_LEVEL_HIGH : COUNTER_SIGNAL_LEVEL_LOW; return 0; } @@ -226,6 +229,9 @@ static int mchp_tc_count_action_set(struct counter_device *counter, case MCHP_TC_SYNAPSE_ACTION_BOTH_EDGE: edge = ATMEL_TC_ETRGEDG_BOTH; break; + default: + /* should never reach this path */ + return -EINVAL; } return regmap_write_bits(priv->regmap, |