diff options
Diffstat (limited to 'common/adc.c')
| -rw-r--r-- | common/adc.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/common/adc.c b/common/adc.c index 6375291a85..bbee4ce207 100644 --- a/common/adc.c +++ b/common/adc.c @@ -9,6 +9,8 @@ #include "adc_chip.h" #include "common.h" #include "console.h" +#include "ec_commands.h" +#include "host_command.h" #include "util.h" /* 'adc' console command is not supported in continuous mode */ @@ -63,4 +65,24 @@ static int command_adc(int argc, char **argv) DECLARE_CONSOLE_COMMAND(adc, command_adc, "[name]", "Print ADC channel(s)"); -#endif + +static int hc_adc_read(struct host_cmd_handler_args *args) +{ + const struct ec_params_adc_read *params = args->params; + struct ec_response_adc_read *resp = args->response; + enum adc_channel ch = (enum adc_channel)params->adc_channel; + int32_t adc_value; + + if (ch >= ADC_CH_COUNT) + return EC_RES_INVALID_PARAM; + + adc_value = adc_read_channel(ch); + if (adc_value == ADC_READ_ERROR) + return EC_RES_ERROR; + + resp->adc_value = adc_value; + args->response_size = sizeof(*resp); + return EC_RES_SUCCESS; +} +DECLARE_HOST_COMMAND(EC_CMD_ADC_READ, hc_adc_read, EC_VER_MASK(0)); +#endif /* CONFIG_ADC_PROFILE_FAST_CONTINUOUS */ |