/** * struct adc_jack_cond - condition to use an extcon state * denotes the last adc_jack_cond element among the array) * @id: the unique id of each external connector * @min_adc: min adc value for this condition * @max_adc: max adc value for this condition * * For example, if { .state = 0x3, .min_adc = 100, .max_adc = 200}, it means * that if ADC value is between (inclusive) 100 and 200, than the cable 0 and * 1 are attached (1<<0 | 1<<1 == 0x3) * * Note that you don't need to describe condition for "no cable attached" * because when no adc_jack_cond is met, state = 0 is automatically chosen.
*/ struct adc_jack_cond { unsignedint id;
u32 min_adc;
u32 max_adc;
};
/** * struct adc_jack_pdata - platform data for adc jack device. * @name: name of the extcon device. If null, "adc-jack" is used. * @consumer_channel: Unique name to identify the channel on the consumer * side. This typically describes the channels used within * the consumer. E.g. 'battery_voltage' * @cable_names: array of extcon id for supported cables. * @adc_contitions: array of struct adc_jack_cond conditions ending * with .state = 0 entry. This describes how to decode * adc values into extcon state. * @irq_flags: irq flags used for the @irq * @handling_delay_ms: in some devices, we need to read ADC value some * milli-seconds after the interrupt occurs. You may * describe such delays with @handling_delay_ms, which * is rounded-off by jiffies. * @wakeup_source: flag to wake up the system for extcon events.
*/ struct adc_jack_pdata { constchar *name; constchar *consumer_channel;
constunsignedint *cable_names;
/* The last entry's state should be 0 */ struct adc_jack_cond *adc_conditions;
unsignedlong irq_flags; unsignedlong handling_delay_ms; /* in ms */ bool wakeup_source;
};
#endif/* _EXTCON_ADC_JACK_H */
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