base/regmap/regmap.c

1215  * devm_regmap_field_alloc() - Allocate and initialise a register field.
1218  * @regmap: regmap bank in which this register field is located.
1219  * @reg_field: Register field with in the bank.
1242  * regmap_field_bulk_alloc() - Allocate and initialise a bulk register field.
1244  * @regmap: regmap bank in which this register field is located.
1279  * @regmap: regmap bank in which this register field is located.
1311  * regmap_field_bulk_free() - Free register field allocated using
1314  * @field: regmap fields which should be freed.
1316 void regmap_field_bulk_free(struct regmap_field *field)
1318 	kfree(field);
1323  * devm_regmap_field_bulk_free() - Free a bulk register field allocated using
1327  * @field: regmap field which should be freed.
1329  * Free register field allocated using devm_regmap_field_bulk_alloc(). Usually
1334 				 struct regmap_field *field)
1336 	devm_kfree(dev, field);
1341  * devm_regmap_field_free() - Free a register field allocated using
1345  * @field: regmap field which should be freed.
1347  * Free register field allocated using devm_regmap_field_alloc(). Usually
1352 	struct regmap_field *field)
1354 	devm_kfree(dev, field);
1359  * regmap_field_alloc() - Allocate and initialise a register field.
1361  * @regmap: regmap bank in which this register field is located.
1362  * @reg_field: Register field with in the bank.
1383  * regmap_field_free() - Free register field allocated using
1386  * @field: regmap field which should be freed.
1388 void regmap_field_free(struct regmap_field *field)
1390 	kfree(field);
2212  *                                   register field.
2214  * @field: Register field to write to
2221  * Perform a read/modify/write cycle on the register field with change,
2227 int regmap_field_update_bits_base(struct regmap_field *field,
2231 	mask = (mask << field->shift) & field->mask;
2233 	return regmap_update_bits_base(field->regmap, field->reg,
2234 				       mask, val << field->shift,
2241  *                            register field.
2243  * @field: Register field to operate on
2249 int regmap_field_test_bits(struct regmap_field *field, unsigned int bits)
2253 	ret = regmap_field_read(field, &val);
2263  *                                    register field with port ID
2265  * @field: Register field to write to
2276 int regmap_fields_update_bits_base(struct regmap_field *field, unsigned int id,
2280 	if (id >= field->id_size)
2283 	mask = (mask << field->shift) & field->mask;
2285 	return regmap_update_bits_base(field->regmap,
2286 				       field->reg + (field->id_offset * id),
2287 				       mask, val << field->shift,
3047  * regmap_field_read(): Read a value to a single register field
3049  * @field: Register field to read from
3055 int regmap_field_read(struct regmap_field *field, unsigned int *val)
3059 	ret = regmap_read(field->regmap, field->reg, &reg_val);
3063 	reg_val &= field->mask;
3064 	reg_val >>= field->shift;
3072  * regmap_fields_read() - Read a value to a single register field with port ID
3074  * @field: Register field to read from
3081 int regmap_fields_read(struct regmap_field *field, unsigned int id,
3087 	if (id >= field->id_size)
3090 	ret = regmap_read(field->regmap,
3091 			  field->reg + (field->id_offset * id),
3096 	reg_val &= field->mask;
3097 	reg_val >>= field->shift;