1 /* SPDX-License-Identifier: GPL-2.0-only */
54 #define REGMAP_UPSHIFT(s)	(-(s))
73  * struct reg_default - Default value for a register.
87  * struct reg_sequence - An individual write from a sequence of writes.
110  * regmap_read_poll_timeout - Poll until a condition is met or a timeout occurs
116  * @sleep_us: Maximum time to sleep between reads in us (0 tight-loops). Please
123  * Returns: 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
137  * regmap_read_poll_timeout_atomic - Poll until a condition is met or a timeout occurs
143  * @delay_us: Time to udelay between reads in us (0 tight-loops). Please
151  * this macro then first setup your regmap for atomic use (flat or no cache
154  * Returns: 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
178 	__ret ?: ((cond) ? 0 : -ETIMEDOUT); \
182  * regmap_field_read_poll_timeout - Poll until a condition is met or timeout
187  * @sleep_us: Maximum time to sleep between reads in us (0 tight-loops). Please
194  * Returns: 0 on success and -ETIMEDOUT upon a timeout or the regmap_field_read
210 	/* Unspecified -> 0 -> Backwards compatible default */
218  * struct regmap_range - A register range, used for access related checks
221  * @range_min: address of first register
232  * struct regmap_access_table - A table of register ranges for access checks
242  * check function will return true. "no_ranges" are searched first.
255  * struct regmap_config - Configuration for the register map of a device.
310  *		  read operation on a bus such as SPI, I2C, etc. Most of the
317  *		     update_bits operation on a bus such as SPI, I2C, etc.
330  *		   Use it only for "no-bus" cases.
473  * struct regmap_range_cfg - Configuration for indirectly accessed or paged
485  * @window_start: Address of first (lowest) register in data window.
510  * struct regmap_sdw_mbq_cfg - Configuration for Multi-Byte Quantities
563  * struct regmap_bus - Description of a hardware bus for the register map
572  * @gather_write: Write operation with split register/value, return -ENOTSUPP
575  *               must serialise with respect to non-async I/O.
684 struct regmap *__regmap_init_spi_avmm(struct spi_device *spi,
754 struct regmap *__devm_regmap_init_spi_avmm(struct spi_device *spi,
765  * for each call. No-op if CONFIG_LOCKDEP is not set.
778 			"(" name ")->lock");				\
786  * regmap_init() - Initialise register map
789  * @bus: Bus-specific callbacks to use with device
790  * @bus_context: Data passed to bus-specific callbacks
795  * directly, it should be called by bus-specific init functions.
804  * regmap_init_i2c() - Initialise register map
817  * regmap_init_mdio() - Initialise register map
830  * regmap_init_sccb() - Initialise register map
843  * regmap_init_slimbus() - Initialise register map
856  * regmap_init_spi() - Initialise register map
869  * regmap_init_spmi_base() - Create regmap for the Base register space
882  * regmap_init_spmi_ext() - Create regmap for Ext register space
895  * regmap_init_w1() - Initialise register map
908  * regmap_init_mmio_clk() - Initialise register map with register clock
912  * @regs: Pointer to memory-mapped IO region
923  * regmap_init_mmio() - Initialise register map
926  * @regs: Pointer to memory-mapped IO region
936  * regmap_init_ac97() - Initialise AC'97 register map
950  * regmap_init_sdw() - Initialise register map
963  * regmap_init_sdw_mbq() - Initialise register map
976  * regmap_init_sdw_mbq_cfg() - Initialise MBQ SDW register map with config
991  * regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
994  * @spi: Device that will be interacted with
1000 #define regmap_init_spi_avmm(spi, config)					\  argument
1002 				 spi, config)
1005  * regmap_init_fsi() - Initialise register map
1018  * devm_regmap_init() - Initialise managed register map
1021  * @bus: Bus-specific callbacks to use with device
1022  * @bus_context: Data passed to bus-specific callbacks
1027  * directly, it should be called by bus-specific init functions.  The
1035  * devm_regmap_init_i2c() - Initialise managed register map
1049  * devm_regmap_init_mdio() - Initialise managed register map
1063  * devm_regmap_init_sccb() - Initialise managed register map
1077  * devm_regmap_init_spi() - Initialise register map
1091  * devm_regmap_init_spmi_base() - Create managed regmap for Base register space
1105  * devm_regmap_init_spmi_ext() - Create managed regmap for Ext register space
1119  * devm_regmap_init_w1() - Initialise managed register map
1132  * devm_regmap_init_mmio_clk() - Initialise managed register map with clock
1136  * @regs: Pointer to memory-mapped IO region
1148  * devm_regmap_init_mmio() - Initialise managed register map
1151  * @regs: Pointer to memory-mapped IO region
1162  * devm_regmap_init_ac97() - Initialise AC'97 register map
1176  * devm_regmap_init_sdw() - Initialise managed register map
1190  * devm_regmap_init_sdw_mbq() - Initialise managed register map
1204  * devm_regmap_init_sdw_mbq_cfg() - Initialise managed MBQ SDW register map with config
1219  * devm_regmap_init_slimbus() - Initialise managed register map
1233  * devm_regmap_init_i3c() - Initialise managed register map
1247  * devm_regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
1250  * @spi: Device that will be interacted with
1257 #define devm_regmap_init_spi_avmm(spi, config)				\  argument
1259 				 spi, config)
1262  * devm_regmap_init_fsi() - Initialise managed register map
1376 	return reg >= range->range_min && reg <= range->range_max;  in regmap_reg_in_range()
1408  * struct reg_field - Description of an register field
1411  * @lsb: lsb of the register field.
1418 	unsigned int lsb;  member
1426 				.lsb = _lsb,	\
1432 				.lsb = _lsb,			\
1543  * struct regmap_irq_type - IRQ type definitions.
1563  * struct regmap_irq - Description of an IRQ for the generic regmap irq_chip.
1595  * struct regmap_irq_chip - Description of a generic regmap irq_chip.
1599  *		   when multiple regmap-IRQ controllers are created from same
1603  *		 interrupts arranged in separate sub-irq blocks with own IRQ
1605  *		 sub-irq blocks with unhandled interrupts. For such chips fill
1606  *		 sub-irq register information in status_base, mask_base and
1611  *		     registers. First item in array describes the registers
1612  *		     for first main status bit. Second array for second bit etc.
1616  *		     1.st bit to 1.st sub-reg, 2.nd bit to 2.nd sub-reg, ...
1641  * @clear_ack:  Use this to set 1 and 0 or vice-versa to clear interrupts.
1778 	return -EINVAL;  in regmap_write()
1785 	return -EINVAL;  in regmap_write_async()
1792 	return -EINVAL;  in regmap_raw_write()
1799 	return -EINVAL;  in regmap_raw_write_async()
1806 	return -EINVAL;  in regmap_noinc_write()
1813 	return -EINVAL;  in regmap_bulk_write()
1820 	return -EINVAL;  in regmap_read()
1827 	return -EINVAL;  in regmap_read_bypassed()
1834 	return -EINVAL;  in regmap_raw_read()
1841 	return -EINVAL;  in regmap_noinc_read()
1848 	return -EINVAL;  in regmap_bulk_read()
1856 	return -EINVAL;  in regmap_update_bits_base()
1863 	return -EINVAL;  in regmap_set_bits()
1870 	return -EINVAL;  in regmap_clear_bits()
1877 	return -EINVAL;  in regmap_assign_bits()
1884 	return -EINVAL;  in regmap_test_bits()
1892 	return -EINVAL;  in regmap_field_update_bits_base()
1901 	return -EINVAL;  in regmap_fields_update_bits_base()
1908 	return -EINVAL;  in regmap_update_bits()
1915 	return -EINVAL;  in regmap_update_bits_async()
1923 	return -EINVAL;  in regmap_update_bits_check()
1932 	return -EINVAL;  in regmap_update_bits_check_async()
1939 	return -EINVAL;  in regmap_write_bits()
1946 	return -EINVAL;  in regmap_field_write()
1953 	return -EINVAL;  in regmap_field_force_write()
1960 	return -EINVAL;  in regmap_field_update_bits()
1968 	return -EINVAL;  in regmap_field_force_update_bits()
1975 	return -EINVAL;  in regmap_field_set_bits()
1982 	return -EINVAL;  in regmap_field_clear_bits()
1989 	return -EINVAL;  in regmap_field_test_bits()
1996 	return -EINVAL;  in regmap_fields_write()
2003 	return -EINVAL;  in regmap_fields_force_write()
2011 	return -EINVAL;  in regmap_fields_update_bits()
2019 	return -EINVAL;  in regmap_fields_force_update_bits()
2025 	return -EINVAL;  in regmap_get_val_bytes()
2031 	return -EINVAL;  in regmap_get_max_register()
2037 	return -EINVAL;  in regmap_get_reg_stride()
2049 	return -EINVAL;  in regcache_sync()
2056 	return -EINVAL;  in regcache_sync_region()
2063 	return -EINVAL;  in regcache_drop_region()
2091 	return -EINVAL;  in regmap_register_patch()
2098 	return -EINVAL;  in regmap_parse_val()