1 /* SPDX-License-Identifier: GPL-2.0-only */
54 #define REGMAP_UPSHIFT(s)	(-(s))
66  * struct reg_default - Default value for a register.
80  * struct reg_sequence - An individual write from a sequence of writes.
103  * regmap_read_poll_timeout - Poll until a condition is met or a timeout occurs
110  *            tight-loops).  Should be less than ~20ms since usleep_range
111  *            is used (see Documentation/timers/timers-howto.rst).
114  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
130  * regmap_read_poll_timeout_atomic - Poll until a condition is met or a timeout occurs
136  * @delay_us: Time to udelay between reads in us (0 tight-loops).
138  *            (see Documentation/timers/timers-howto.rst).
141  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
171 	__ret ?: ((cond) ? 0 : -ETIMEDOUT); \
175  * regmap_field_read_poll_timeout - Poll until a condition is met or timeout
181  *            tight-loops).  Should be less than ~20ms since usleep_range
182  *            is used (see Documentation/timers/timers-howto.rst).
185  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_field_read
203 	/* Unspecified -> 0 -> Backwards compatible default */
211  * struct regmap_range - A register range, used for access related checks
225  * struct regmap_access_table - A table of register ranges for access checks
234  * will return false. If a register belongs to a yes range, the corresponding
248  * struct regmap_config - Configuration for the register map of a device.
323  *		   Use it only for "no-bus" cases.
390  * @num_ranges: Number of range configuration entries.
466  * struct regmap_range_cfg - Configuration for indirectly accessed or paged
471  * @range_min: Address of the lowest register address in virtual range.
472  * @range_max: Address of the highest register in virtual range.
481  * Registers, mapped to this virtual range, are accessed in two steps:
488 	/* Registers of virtual address range */
530  * struct regmap_bus - Description of a hardware bus for the register map
539  * @gather_write: Write operation with split register/value, return -ENOTSUPP
542  *               must serialise with respect to non-async I/O.
730  * for each call. No-op if CONFIG_LOCKDEP is not set.
743 			"(" name ")->lock");				\
751  * regmap_init() - Initialise register map
754  * @bus: Bus-specific callbacks to use with device
755  * @bus_context: Data passed to bus-specific callbacks
760  * directly, it should be called by bus-specific init functions.
769  * regmap_init_i2c() - Initialise register map
782  * regmap_init_mdio() - Initialise register map
795  * regmap_init_sccb() - Initialise register map
808  * regmap_init_slimbus() - Initialise register map
821  * regmap_init_spi() - Initialise register map
834  * regmap_init_spmi_base() - Create regmap for the Base register space
847  * regmap_init_spmi_ext() - Create regmap for Ext register space
860  * regmap_init_w1() - Initialise register map
873  * regmap_init_mmio_clk() - Initialise register map with register clock
877  * @regs: Pointer to memory-mapped IO region
888  * regmap_init_mmio() - Initialise register map
891  * @regs: Pointer to memory-mapped IO region
901  * regmap_init_ac97() - Initialise AC'97 register map
915  * regmap_init_sdw() - Initialise register map
928  * regmap_init_sdw_mbq() - Initialise register map
941  * regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
955  * regmap_init_fsi() - Initialise register map
968  * devm_regmap_init() - Initialise managed register map
971  * @bus: Bus-specific callbacks to use with device
972  * @bus_context: Data passed to bus-specific callbacks
977  * directly, it should be called by bus-specific init functions.  The
985  * devm_regmap_init_i2c() - Initialise managed register map
999  * devm_regmap_init_mdio() - Initialise managed register map
1013  * devm_regmap_init_sccb() - Initialise managed register map
1027  * devm_regmap_init_spi() - Initialise register map
1041  * devm_regmap_init_spmi_base() - Create managed regmap for Base register space
1055  * devm_regmap_init_spmi_ext() - Create managed regmap for Ext register space
1069  * devm_regmap_init_w1() - Initialise managed register map
1082  * devm_regmap_init_mmio_clk() - Initialise managed register map with clock
1086  * @regs: Pointer to memory-mapped IO region
1098  * devm_regmap_init_mmio() - Initialise managed register map
1101  * @regs: Pointer to memory-mapped IO region
1112  * devm_regmap_init_ac97() - Initialise AC'97 register map
1126  * devm_regmap_init_sdw() - Initialise managed register map
1140  * devm_regmap_init_sdw_mbq() - Initialise managed register map
1154  * devm_regmap_init_slimbus() - Initialise managed register map
1168  * devm_regmap_init_i3c() - Initialise managed register map
1182  * devm_regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
1197  * devm_regmap_init_fsi() - Initialise managed register map
1309 				       const struct regmap_range *range)  in regmap_reg_in_range()  argument
1311 	return reg >= range->range_min && reg <= range->range_max;  in regmap_reg_in_range()
1334  * struct reg_field - Description of an register field
1469  * struct regmap_irq_type - IRQ type definitions.
1471  * @type_reg_offset: Offset register for the irq type setting.
1472  * @type_rising_val: Register value to configure RISING type irq.
1473  * @type_falling_val: Register value to configure FALLING type irq.
1474  * @type_level_low_val: Register value to configure LEVEL_LOW type irq.
1475  * @type_level_high_val: Register value to configure LEVEL_HIGH type irq.
1489  * struct regmap_irq - Description of an IRQ for the generic regmap irq_chip.
1493  * @type:	IRQ trigger type setting details if supported.
1521  * struct regmap_irq_chip - Description of a generic regmap irq_chip.
1523  * @name:        Descriptive name for IRQ controller.
1524  * @domain_suffix: Name suffix to be appended to end of IRQ domain name. Needed
1525  *		   when multiple regmap-IRQ controllers are created from same
1529  *		 interrupts arranged in separate sub-irq blocks with own IRQ
1530  *		 registers and which have a main IRQ registers indicating
1531  *		 sub-irq blocks with unhandled interrupts. For such chips fill
1532  *		 sub-irq register information in status_base, mask_base and
1536  * @sub_reg_offsets: arrays of mappings from main register bits to sub irq
1542  *		     1.st bit to 1.st sub-reg, 2.nd bit to 2.nd sub-reg, ...
1543  * @num_main_regs: Number of 'main status' irq registers for chips which have
1554  * @config_base: Base address for IRQ type config regs. If null unsupported.
1567  * @clear_ack:  Use this to set 1 and 0 or vice-versa to clear interrupts.
1570  * @type_in_mask: Use the mask registers for controlling irq type. Use this if
1574  *		  to define the mask bit for each irq type.
1593  * @handle_mask_sync: Callback used to handle IRQ mask syncs. The index will be
1594  *		      in the range [0, num_regs)
1595  * @set_type_config: Callback used for configuring irq types.
1599  *		 The index will be in the range [0, num_main_regs[ for the
1603  * @irq_drv_data:    Driver specific IRQ data which is passed as parameter when
1664 int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags,
1668 			       struct regmap *map, int irq,
1672 void regmap_del_irq_chip(int irq, struct regmap_irq_chip_data *data);
1674 int devm_regmap_add_irq_chip(struct device *dev, struct regmap *map, int irq,
1680 				    struct regmap *map, int irq,
1684 void devm_regmap_del_irq_chip(struct device *dev, int irq,
1688 int regmap_irq_get_virq(struct regmap_irq_chip_data *data, int irq);
1704 	return -EINVAL;  in regmap_write()
1711 	return -EINVAL;  in regmap_write_async()
1718 	return -EINVAL;  in regmap_raw_write()
1725 	return -EINVAL;  in regmap_raw_write_async()
1732 	return -EINVAL;  in regmap_noinc_write()
1739 	return -EINVAL;  in regmap_bulk_write()
1746 	return -EINVAL;  in regmap_read()
1753 	return -EINVAL;  in regmap_read_bypassed()
1760 	return -EINVAL;  in regmap_raw_read()
1767 	return -EINVAL;  in regmap_noinc_read()
1774 	return -EINVAL;  in regmap_bulk_read()
1782 	return -EINVAL;  in regmap_update_bits_base()
1789 	return -EINVAL;  in regmap_set_bits()
1796 	return -EINVAL;  in regmap_clear_bits()
1803 	return -EINVAL;  in regmap_test_bits()
1811 	return -EINVAL;  in regmap_field_update_bits_base()
1820 	return -EINVAL;  in regmap_fields_update_bits_base()
1827 	return -EINVAL;  in regmap_update_bits()
1834 	return -EINVAL;  in regmap_update_bits_async()
1842 	return -EINVAL;  in regmap_update_bits_check()
1851 	return -EINVAL;  in regmap_update_bits_check_async()
1858 	return -EINVAL;  in regmap_write_bits()
1865 	return -EINVAL;  in regmap_field_write()
1872 	return -EINVAL;  in regmap_field_force_write()
1879 	return -EINVAL;  in regmap_field_update_bits()
1887 	return -EINVAL;  in regmap_field_force_update_bits()
1894 	return -EINVAL;  in regmap_field_set_bits()
1901 	return -EINVAL;  in regmap_field_clear_bits()
1908 	return -EINVAL;  in regmap_field_test_bits()
1915 	return -EINVAL;  in regmap_fields_write()
1922 	return -EINVAL;  in regmap_fields_force_write()
1930 	return -EINVAL;  in regmap_fields_update_bits()
1938 	return -EINVAL;  in regmap_fields_force_update_bits()
1944 	return -EINVAL;  in regmap_get_val_bytes()
1950 	return -EINVAL;  in regmap_get_max_register()
1956 	return -EINVAL;  in regmap_get_reg_stride()
1968 	return -EINVAL;  in regcache_sync()
1975 	return -EINVAL;  in regcache_sync_region()
1982 	return -EINVAL;  in regcache_drop_region()
2010 	return -EINVAL;  in regmap_register_patch()
2017 	return -EINVAL;  in regmap_parse_val()