drivers/iio/industrialio-core.c

Source file repositories/reference/linux-study-clean/drivers/iio/industrialio-core.c

File Facts

System
Linux kernel
Corpus path
drivers/iio/industrialio-core.c
Extension
.c
Size
59483 bytes
Lines
2224
Domain
Driver Families
Bucket
drivers/iio
Inferred role
Driver Families: operation-table or driver-model contract
Status
pattern implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

const struct bus_type iio_bus_type = {
	.name = "iio",
};
EXPORT_SYMBOL(iio_bus_type);

static struct dentry *iio_debugfs_dentry;

static const char * const iio_direction[] = {
	[0] = "in",
	[1] = "out",
};

static const char * const iio_chan_type_name_spec[] = {
	[IIO_VOLTAGE] = "voltage",
	[IIO_CURRENT] = "current",
	[IIO_POWER] = "power",
	[IIO_ACCEL] = "accel",
	[IIO_ANGL_VEL] = "anglvel",
	[IIO_MAGN] = "magn",
	[IIO_LIGHT] = "illuminance",
	[IIO_INTENSITY] = "intensity",
	[IIO_PROXIMITY] = "proximity",
	[IIO_TEMP] = "temp",
	[IIO_INCLI] = "incli",
	[IIO_ROT] = "rot",
	[IIO_ANGL] = "angl",
	[IIO_TIMESTAMP] = "timestamp",
	[IIO_CAPACITANCE] = "capacitance",
	[IIO_ALTVOLTAGE] = "altvoltage",
	[IIO_CCT] = "cct",
	[IIO_PRESSURE] = "pressure",
	[IIO_HUMIDITYRELATIVE] = "humidityrelative",
	[IIO_ACTIVITY] = "activity",
	[IIO_STEPS] = "steps",
	[IIO_ENERGY] = "energy",
	[IIO_DISTANCE] = "distance",
	[IIO_VELOCITY] = "velocity",
	[IIO_CONCENTRATION] = "concentration",
	[IIO_RESISTANCE] = "resistance",
	[IIO_PH] = "ph",
	[IIO_UVINDEX] = "uvindex",
	[IIO_ELECTRICALCONDUCTIVITY] = "electricalconductivity",
	[IIO_COUNT] = "count",
	[IIO_INDEX] = "index",
	[IIO_GRAVITY]  = "gravity",
	[IIO_POSITIONRELATIVE]  = "positionrelative",
	[IIO_PHASE] = "phase",
	[IIO_MASSCONCENTRATION] = "massconcentration",
	[IIO_DELTA_ANGL] = "deltaangl",
	[IIO_DELTA_VELOCITY] = "deltavelocity",
	[IIO_COLORTEMP] = "colortemp",
	[IIO_CHROMATICITY] = "chromaticity",
	[IIO_ATTENTION] = "attention",
	[IIO_ALTCURRENT] = "altcurrent",
};

static const char * const iio_modifier_names[] = {
	[IIO_MOD_X] = "x",
	[IIO_MOD_Y] = "y",
	[IIO_MOD_Z] = "z",
	[IIO_MOD_X_AND_Y] = "x&y",
	[IIO_MOD_X_AND_Z] = "x&z",
	[IIO_MOD_Y_AND_Z] = "y&z",
	[IIO_MOD_X_AND_Y_AND_Z] = "x&y&z",
	[IIO_MOD_X_OR_Y] = "x|y",
	[IIO_MOD_X_OR_Z] = "x|z",
	[IIO_MOD_Y_OR_Z] = "y|z",
	[IIO_MOD_X_OR_Y_OR_Z] = "x|y|z",
	[IIO_MOD_ROOT_SUM_SQUARED_X_Y] = "sqrt(x^2+y^2)",
	[IIO_MOD_SUM_SQUARED_X_Y_Z] = "x^2+y^2+z^2",
	[IIO_MOD_LIGHT_BOTH] = "both",
	[IIO_MOD_LIGHT_IR] = "ir",
	[IIO_MOD_LIGHT_CLEAR] = "clear",
	[IIO_MOD_LIGHT_RED] = "red",
	[IIO_MOD_LIGHT_GREEN] = "green",
	[IIO_MOD_LIGHT_BLUE] = "blue",
	[IIO_MOD_LIGHT_UV] = "uv",
	[IIO_MOD_LIGHT_UVA] = "uva",
	[IIO_MOD_LIGHT_UVB] = "uvb",
	[IIO_MOD_LIGHT_DUV] = "duv",
	[IIO_MOD_QUATERNION] = "quaternion",
	[IIO_MOD_TEMP_AMBIENT] = "ambient",
	[IIO_MOD_TEMP_OBJECT] = "object",
	[IIO_MOD_NORTH_MAGN] = "from_north_magnetic",
	[IIO_MOD_NORTH_TRUE] = "from_north_true",
	[IIO_MOD_NORTH_MAGN_TILT_COMP] = "from_north_magnetic_tilt_comp",
	[IIO_MOD_NORTH_TRUE_TILT_COMP] = "from_north_true_tilt_comp",
	[IIO_MOD_RUNNING] = "running",
	[IIO_MOD_JOGGING] = "jogging",
	[IIO_MOD_WALKING] = "walking",

Annotation

Implementation Notes