Lines Matching full:map
3 // Register map access API
36 static inline bool regmap_should_log(struct regmap *map) in regmap_should_log() argument
38 return (map->dev && strcmp(dev_name(map->dev), LOG_DEVICE) == 0); in regmap_should_log()
41 static inline bool regmap_should_log(struct regmap *map) { return false; } in regmap_should_log() argument
45 static int _regmap_update_bits(struct regmap *map, unsigned int reg,
74 bool regmap_check_range_table(struct regmap *map, unsigned int reg, in regmap_check_range_table() argument
90 bool regmap_writeable(struct regmap *map, unsigned int reg) in regmap_writeable() argument
92 if (map->max_register && reg > map->max_register) in regmap_writeable()
95 if (map->writeable_reg) in regmap_writeable()
96 return map->writeable_reg(map->dev, reg); in regmap_writeable()
98 if (map->wr_table) in regmap_writeable()
99 return regmap_check_range_table(map, reg, map->wr_table); in regmap_writeable()
104 bool regmap_cached(struct regmap *map, unsigned int reg) in regmap_cached() argument
109 if (map->cache_type == REGCACHE_NONE) in regmap_cached()
112 if (!map->cache_ops) in regmap_cached()
115 if (map->max_register && reg > map->max_register) in regmap_cached()
118 map->lock(map->lock_arg); in regmap_cached()
119 ret = regcache_read(map, reg, &val); in regmap_cached()
120 map->unlock(map->lock_arg); in regmap_cached()
127 bool regmap_readable(struct regmap *map, unsigned int reg) in regmap_readable() argument
129 if (!map->reg_read) in regmap_readable()
132 if (map->max_register && reg > map->max_register) in regmap_readable()
135 if (map->format.format_write) in regmap_readable()
138 if (map->readable_reg) in regmap_readable()
139 return map->readable_reg(map->dev, reg); in regmap_readable()
141 if (map->rd_table) in regmap_readable()
142 return regmap_check_range_table(map, reg, map->rd_table); in regmap_readable()
147 bool regmap_volatile(struct regmap *map, unsigned int reg) in regmap_volatile() argument
149 if (!map->format.format_write && !regmap_readable(map, reg)) in regmap_volatile()
152 if (map->volatile_reg) in regmap_volatile()
153 return map->volatile_reg(map->dev, reg); in regmap_volatile()
155 if (map->volatile_table) in regmap_volatile()
156 return regmap_check_range_table(map, reg, map->volatile_table); in regmap_volatile()
158 if (map->cache_ops) in regmap_volatile()
164 bool regmap_precious(struct regmap *map, unsigned int reg) in regmap_precious() argument
166 if (!regmap_readable(map, reg)) in regmap_precious()
169 if (map->precious_reg) in regmap_precious()
170 return map->precious_reg(map->dev, reg); in regmap_precious()
172 if (map->precious_table) in regmap_precious()
173 return regmap_check_range_table(map, reg, map->precious_table); in regmap_precious()
178 bool regmap_writeable_noinc(struct regmap *map, unsigned int reg) in regmap_writeable_noinc() argument
180 if (map->writeable_noinc_reg) in regmap_writeable_noinc()
181 return map->writeable_noinc_reg(map->dev, reg); in regmap_writeable_noinc()
183 if (map->wr_noinc_table) in regmap_writeable_noinc()
184 return regmap_check_range_table(map, reg, map->wr_noinc_table); in regmap_writeable_noinc()
189 bool regmap_readable_noinc(struct regmap *map, unsigned int reg) in regmap_readable_noinc() argument
191 if (map->readable_noinc_reg) in regmap_readable_noinc()
192 return map->readable_noinc_reg(map->dev, reg); in regmap_readable_noinc()
194 if (map->rd_noinc_table) in regmap_readable_noinc()
195 return regmap_check_range_table(map, reg, map->rd_noinc_table); in regmap_readable_noinc()
200 static bool regmap_volatile_range(struct regmap *map, unsigned int reg, in regmap_volatile_range() argument
206 if (!regmap_volatile(map, reg + regmap_get_offset(map, i))) in regmap_volatile_range()
212 static void regmap_format_12_20_write(struct regmap *map, in regmap_format_12_20_write() argument
215 u8 *out = map->work_buf; in regmap_format_12_20_write()
224 static void regmap_format_2_6_write(struct regmap *map, in regmap_format_2_6_write() argument
227 u8 *out = map->work_buf; in regmap_format_2_6_write()
232 static void regmap_format_4_12_write(struct regmap *map, in regmap_format_4_12_write() argument
235 __be16 *out = map->work_buf; in regmap_format_4_12_write()
239 static void regmap_format_7_9_write(struct regmap *map, in regmap_format_7_9_write() argument
242 __be16 *out = map->work_buf; in regmap_format_7_9_write()
246 static void regmap_format_10_14_write(struct regmap *map, in regmap_format_10_14_write() argument
249 u8 *out = map->work_buf; in regmap_format_10_14_write()
451 struct regmap *map = __map; in regmap_lock_hwlock() local
453 hwspin_lock_timeout(map->hwlock, UINT_MAX); in regmap_lock_hwlock()
458 struct regmap *map = __map; in regmap_lock_hwlock_irq() local
460 hwspin_lock_timeout_irq(map->hwlock, UINT_MAX); in regmap_lock_hwlock_irq()
465 struct regmap *map = __map; in regmap_lock_hwlock_irqsave() local
467 hwspin_lock_timeout_irqsave(map->hwlock, UINT_MAX, in regmap_lock_hwlock_irqsave()
468 &map->spinlock_flags); in regmap_lock_hwlock_irqsave()
473 struct regmap *map = __map; in regmap_unlock_hwlock() local
475 hwspin_unlock(map->hwlock); in regmap_unlock_hwlock()
480 struct regmap *map = __map; in regmap_unlock_hwlock_irq() local
482 hwspin_unlock_irq(map->hwlock); in regmap_unlock_hwlock_irq()
487 struct regmap *map = __map; in regmap_unlock_hwlock_irqrestore() local
489 hwspin_unlock_irqrestore(map->hwlock, &map->spinlock_flags); in regmap_unlock_hwlock_irqrestore()
499 struct regmap *map = __map; in regmap_lock_mutex() local
500 mutex_lock(&map->mutex); in regmap_lock_mutex()
505 struct regmap *map = __map; in regmap_unlock_mutex() local
506 mutex_unlock(&map->mutex); in regmap_unlock_mutex()
510 __acquires(&map->spinlock) in regmap_lock_spinlock()
512 struct regmap *map = __map; in regmap_lock_spinlock() local
515 spin_lock_irqsave(&map->spinlock, flags); in regmap_lock_spinlock()
516 map->spinlock_flags = flags; in regmap_lock_spinlock()
520 __releases(&map->spinlock) in regmap_unlock_spinlock()
522 struct regmap *map = __map; in regmap_unlock_spinlock() local
523 spin_unlock_irqrestore(&map->spinlock, map->spinlock_flags); in regmap_unlock_spinlock()
535 static bool _regmap_range_add(struct regmap *map, in _regmap_range_add() argument
538 struct rb_root *root = &map->range_tree; in _regmap_range_add()
560 static struct regmap_range_node *_regmap_range_lookup(struct regmap *map, in _regmap_range_lookup() argument
563 struct rb_node *node = map->range_tree.rb_node; in _regmap_range_lookup()
580 static void regmap_range_exit(struct regmap *map) in regmap_range_exit() argument
585 next = rb_first(&map->range_tree); in regmap_range_exit()
589 rb_erase(&range_node->node, &map->range_tree); in regmap_range_exit()
593 kfree(map->selector_work_buf); in regmap_range_exit()
596 static int regmap_set_name(struct regmap *map, const struct regmap_config *config) in regmap_set_name() argument
604 kfree_const(map->name); in regmap_set_name()
605 map->name = name; in regmap_set_name()
611 int regmap_attach_dev(struct device *dev, struct regmap *map, in regmap_attach_dev() argument
617 map->dev = dev; in regmap_attach_dev()
619 ret = regmap_set_name(map, config); in regmap_attach_dev()
623 regmap_debugfs_exit(map); in regmap_attach_dev()
624 regmap_debugfs_init(map); in regmap_attach_dev()
629 regmap_debugfs_exit(map); in regmap_attach_dev()
632 *m = map; in regmap_attach_dev()
709 struct regmap *map; in __regmap_init() local
717 map = kzalloc(sizeof(*map), GFP_KERNEL); in __regmap_init()
718 if (map == NULL) { in __regmap_init()
723 ret = regmap_set_name(map, config); in __regmap_init()
730 map->lock = map->unlock = regmap_lock_unlock_none; in __regmap_init()
731 map->can_sleep = config->can_sleep; in __regmap_init()
732 regmap_debugfs_disable(map); in __regmap_init()
734 map->lock = config->lock; in __regmap_init()
735 map->unlock = config->unlock; in __regmap_init()
736 map->lock_arg = config->lock_arg; in __regmap_init()
737 map->can_sleep = config->can_sleep; in __regmap_init()
739 map->hwlock = hwspin_lock_request_specific(config->hwlock_id); in __regmap_init()
740 if (!map->hwlock) { in __regmap_init()
747 map->lock = regmap_lock_hwlock_irqsave; in __regmap_init()
748 map->unlock = regmap_unlock_hwlock_irqrestore; in __regmap_init()
751 map->lock = regmap_lock_hwlock_irq; in __regmap_init()
752 map->unlock = regmap_unlock_hwlock_irq; in __regmap_init()
755 map->lock = regmap_lock_hwlock; in __regmap_init()
756 map->unlock = regmap_unlock_hwlock; in __regmap_init()
760 map->lock_arg = map; in __regmap_init()
764 spin_lock_init(&map->spinlock); in __regmap_init()
765 map->lock = regmap_lock_spinlock; in __regmap_init()
766 map->unlock = regmap_unlock_spinlock; in __regmap_init()
767 lockdep_set_class_and_name(&map->spinlock, in __regmap_init()
770 mutex_init(&map->mutex); in __regmap_init()
771 map->lock = regmap_lock_mutex; in __regmap_init()
772 map->unlock = regmap_unlock_mutex; in __regmap_init()
773 map->can_sleep = true; in __regmap_init()
774 lockdep_set_class_and_name(&map->mutex, in __regmap_init()
777 map->lock_arg = map; in __regmap_init()
785 map->alloc_flags = GFP_ATOMIC; in __regmap_init()
787 map->alloc_flags = GFP_KERNEL; in __regmap_init()
789 map->format.reg_bytes = DIV_ROUND_UP(config->reg_bits, 8); in __regmap_init()
790 map->format.pad_bytes = config->pad_bits / 8; in __regmap_init()
791 map->format.val_bytes = DIV_ROUND_UP(config->val_bits, 8); in __regmap_init()
792 map->format.buf_size = DIV_ROUND_UP(config->reg_bits + in __regmap_init()
794 map->reg_shift = config->pad_bits % 8; in __regmap_init()
796 map->reg_stride = config->reg_stride; in __regmap_init()
798 map->reg_stride = 1; in __regmap_init()
799 if (is_power_of_2(map->reg_stride)) in __regmap_init()
800 map->reg_stride_order = ilog2(map->reg_stride); in __regmap_init()
802 map->reg_stride_order = -1; in __regmap_init()
803 map->use_single_read = config->use_single_read || !bus || !bus->read; in __regmap_init()
804 map->use_single_write = config->use_single_write || !bus || !bus->write; in __regmap_init()
805 map->can_multi_write = config->can_multi_write && bus && bus->write; in __regmap_init()
807 map->max_raw_read = bus->max_raw_read; in __regmap_init()
808 map->max_raw_write = bus->max_raw_write; in __regmap_init()
810 map->dev = dev; in __regmap_init()
811 map->bus = bus; in __regmap_init()
812 map->bus_context = bus_context; in __regmap_init()
813 map->max_register = config->max_register; in __regmap_init()
814 map->wr_table = config->wr_table; in __regmap_init()
815 map->rd_table = config->rd_table; in __regmap_init()
816 map->volatile_table = config->volatile_table; in __regmap_init()
817 map->precious_table = config->precious_table; in __regmap_init()
818 map->wr_noinc_table = config->wr_noinc_table; in __regmap_init()
819 map->rd_noinc_table = config->rd_noinc_table; in __regmap_init()
820 map->writeable_reg = config->writeable_reg; in __regmap_init()
821 map->readable_reg = config->readable_reg; in __regmap_init()
822 map->volatile_reg = config->volatile_reg; in __regmap_init()
823 map->precious_reg = config->precious_reg; in __regmap_init()
824 map->writeable_noinc_reg = config->writeable_noinc_reg; in __regmap_init()
825 map->readable_noinc_reg = config->readable_noinc_reg; in __regmap_init()
826 map->cache_type = config->cache_type; in __regmap_init()
828 spin_lock_init(&map->async_lock); in __regmap_init()
829 INIT_LIST_HEAD(&map->async_list); in __regmap_init()
830 INIT_LIST_HEAD(&map->async_free); in __regmap_init()
831 init_waitqueue_head(&map->async_waitq); in __regmap_init()
836 map->read_flag_mask = config->read_flag_mask; in __regmap_init()
837 map->write_flag_mask = config->write_flag_mask; in __regmap_init()
839 map->read_flag_mask = bus->read_flag_mask; in __regmap_init()
843 map->reg_read = config->reg_read; in __regmap_init()
844 map->reg_write = config->reg_write; in __regmap_init()
846 map->defer_caching = false; in __regmap_init()
849 map->reg_read = _regmap_bus_reg_read; in __regmap_init()
850 map->reg_write = _regmap_bus_reg_write; in __regmap_init()
851 map->reg_update_bits = bus->reg_update_bits; in __regmap_init()
853 map->defer_caching = false; in __regmap_init()
856 map->reg_read = _regmap_bus_read; in __regmap_init()
857 map->reg_update_bits = bus->reg_update_bits; in __regmap_init()
863 switch (config->reg_bits + map->reg_shift) { in __regmap_init()
867 map->format.format_write = regmap_format_2_6_write; in __regmap_init()
877 map->format.format_write = regmap_format_4_12_write; in __regmap_init()
887 map->format.format_write = regmap_format_7_9_write; in __regmap_init()
897 map->format.format_write = regmap_format_10_14_write; in __regmap_init()
907 map->format.format_write = regmap_format_12_20_write; in __regmap_init()
915 map->format.format_reg = regmap_format_8; in __regmap_init()
921 map->format.format_reg = regmap_format_16_be; in __regmap_init()
924 map->format.format_reg = regmap_format_16_le; in __regmap_init()
927 map->format.format_reg = regmap_format_16_native; in __regmap_init()
937 map->format.format_reg = regmap_format_24; in __regmap_init()
943 map->format.format_reg = regmap_format_32_be; in __regmap_init()
946 map->format.format_reg = regmap_format_32_le; in __regmap_init()
949 map->format.format_reg = regmap_format_32_native; in __regmap_init()
960 map->format.format_reg = regmap_format_64_be; in __regmap_init()
963 map->format.format_reg = regmap_format_64_le; in __regmap_init()
966 map->format.format_reg = regmap_format_64_native; in __regmap_init()
979 map->format.parse_inplace = regmap_parse_inplace_noop; in __regmap_init()
983 map->format.format_val = regmap_format_8; in __regmap_init()
984 map->format.parse_val = regmap_parse_8; in __regmap_init()
985 map->format.parse_inplace = regmap_parse_inplace_noop; in __regmap_init()
990 map->format.format_val = regmap_format_16_be; in __regmap_init()
991 map->format.parse_val = regmap_parse_16_be; in __regmap_init()
992 map->format.parse_inplace = regmap_parse_16_be_inplace; in __regmap_init()
995 map->format.format_val = regmap_format_16_le; in __regmap_init()
996 map->format.parse_val = regmap_parse_16_le; in __regmap_init()
997 map->format.parse_inplace = regmap_parse_16_le_inplace; in __regmap_init()
1000 map->format.format_val = regmap_format_16_native; in __regmap_init()
1001 map->format.parse_val = regmap_parse_16_native; in __regmap_init()
1010 map->format.format_val = regmap_format_24; in __regmap_init()
1011 map->format.parse_val = regmap_parse_24; in __regmap_init()
1016 map->format.format_val = regmap_format_32_be; in __regmap_init()
1017 map->format.parse_val = regmap_parse_32_be; in __regmap_init()
1018 map->format.parse_inplace = regmap_parse_32_be_inplace; in __regmap_init()
1021 map->format.format_val = regmap_format_32_le; in __regmap_init()
1022 map->format.parse_val = regmap_parse_32_le; in __regmap_init()
1023 map->format.parse_inplace = regmap_parse_32_le_inplace; in __regmap_init()
1026 map->format.format_val = regmap_format_32_native; in __regmap_init()
1027 map->format.parse_val = regmap_parse_32_native; in __regmap_init()
1037 map->format.format_val = regmap_format_64_be; in __regmap_init()
1038 map->format.parse_val = regmap_parse_64_be; in __regmap_init()
1039 map->format.parse_inplace = regmap_parse_64_be_inplace; in __regmap_init()
1042 map->format.format_val = regmap_format_64_le; in __regmap_init()
1043 map->format.parse_val = regmap_parse_64_le; in __regmap_init()
1044 map->format.parse_inplace = regmap_parse_64_le_inplace; in __regmap_init()
1047 map->format.format_val = regmap_format_64_native; in __regmap_init()
1048 map->format.parse_val = regmap_parse_64_native; in __regmap_init()
1057 if (map->format.format_write) { in __regmap_init()
1061 map->use_single_write = true; in __regmap_init()
1064 if (!map->format.format_write && in __regmap_init()
1065 !(map->format.format_reg && map->format.format_val)) in __regmap_init()
1068 map->work_buf = kzalloc(map->format.buf_size, GFP_KERNEL); in __regmap_init()
1069 if (map->work_buf == NULL) { in __regmap_init()
1074 if (map->format.format_write) { in __regmap_init()
1075 map->defer_caching = false; in __regmap_init()
1076 map->reg_write = _regmap_bus_formatted_write; in __regmap_init()
1077 } else if (map->format.format_val) { in __regmap_init()
1078 map->defer_caching = true; in __regmap_init()
1079 map->reg_write = _regmap_bus_raw_write; in __regmap_init()
1084 map->range_tree = RB_ROOT; in __regmap_init()
1091 dev_err(map->dev, "Invalid range %d: %d < %d\n", i, in __regmap_init()
1096 if (range_cfg->range_max > map->max_register) { in __regmap_init()
1097 dev_err(map->dev, "Invalid range %d: %d > %d\n", i, in __regmap_init()
1098 range_cfg->range_max, map->max_register); in __regmap_init()
1102 if (range_cfg->selector_reg > map->max_register) { in __regmap_init()
1103 dev_err(map->dev, in __regmap_init()
1104 "Invalid range %d: selector out of map\n", i); in __regmap_init()
1109 dev_err(map->dev, "Invalid range %d: window_len 0\n", in __regmap_init()
1128 dev_err(map->dev, in __regmap_init()
1136 dev_err(map->dev, in __regmap_init()
1149 new->map = map; in __regmap_init()
1159 if (!_regmap_range_add(map, new)) { in __regmap_init()
1160 dev_err(map->dev, "Failed to add range %d\n", i); in __regmap_init()
1165 if (map->selector_work_buf == NULL) { in __regmap_init()
1166 map->selector_work_buf = in __regmap_init()
1167 kzalloc(map->format.buf_size, GFP_KERNEL); in __regmap_init()
1168 if (map->selector_work_buf == NULL) { in __regmap_init()
1175 ret = regcache_init(map, config); in __regmap_init()
1180 ret = regmap_attach_dev(dev, map, config); in __regmap_init()
1184 regmap_debugfs_init(map); in __regmap_init()
1187 return map; in __regmap_init()
1190 regcache_exit(map); in __regmap_init()
1192 regmap_range_exit(map); in __regmap_init()
1193 kfree(map->work_buf); in __regmap_init()
1195 if (map->hwlock) in __regmap_init()
1196 hwspin_lock_free(map->hwlock); in __regmap_init()
1198 kfree_const(map->name); in __regmap_init()
1200 kfree(map); in __regmap_init()
1431 * @map: Register map to operate on.
1434 * Discard any existing register cache for the map and initialize a
1442 int regmap_reinit_cache(struct regmap *map, const struct regmap_config *config) in regmap_reinit_cache() argument
1446 regcache_exit(map); in regmap_reinit_cache()
1447 regmap_debugfs_exit(map); in regmap_reinit_cache()
1449 map->max_register = config->max_register; in regmap_reinit_cache()
1450 map->writeable_reg = config->writeable_reg; in regmap_reinit_cache()
1451 map->readable_reg = config->readable_reg; in regmap_reinit_cache()
1452 map->volatile_reg = config->volatile_reg; in regmap_reinit_cache()
1453 map->precious_reg = config->precious_reg; in regmap_reinit_cache()
1454 map->writeable_noinc_reg = config->writeable_noinc_reg; in regmap_reinit_cache()
1455 map->readable_noinc_reg = config->readable_noinc_reg; in regmap_reinit_cache()
1456 map->cache_type = config->cache_type; in regmap_reinit_cache()
1458 ret = regmap_set_name(map, config); in regmap_reinit_cache()
1462 regmap_debugfs_init(map); in regmap_reinit_cache()
1464 map->cache_bypass = false; in regmap_reinit_cache()
1465 map->cache_only = false; in regmap_reinit_cache()
1467 return regcache_init(map, config); in regmap_reinit_cache()
1472 * regmap_exit() - Free a previously allocated register map
1474 * @map: Register map to operate on.
1476 void regmap_exit(struct regmap *map) in regmap_exit() argument
1480 regcache_exit(map); in regmap_exit()
1481 regmap_debugfs_exit(map); in regmap_exit()
1482 regmap_range_exit(map); in regmap_exit()
1483 if (map->bus && map->bus->free_context) in regmap_exit()
1484 map->bus->free_context(map->bus_context); in regmap_exit()
1485 kfree(map->work_buf); in regmap_exit()
1486 while (!list_empty(&map->async_free)) { in regmap_exit()
1487 async = list_first_entry_or_null(&map->async_free, in regmap_exit()
1494 if (map->hwlock) in regmap_exit()
1495 hwspin_lock_free(map->hwlock); in regmap_exit()
1496 if (map->lock == regmap_lock_mutex) in regmap_exit()
1497 mutex_destroy(&map->mutex); in regmap_exit()
1498 kfree_const(map->name); in regmap_exit()
1499 kfree(map->patch); in regmap_exit()
1500 kfree(map); in regmap_exit()
1522 * @dev: Device to retrieve the map for
1523 * @name: Optional name for the register map, usually NULL.
1545 * @map: Register map to operate on.
1549 struct device *regmap_get_device(struct regmap *map) in regmap_get_device() argument
1551 return map->dev; in regmap_get_device()
1555 static int _regmap_select_page(struct regmap *map, unsigned int *reg, in _regmap_select_page() argument
1584 orig_work_buf = map->work_buf; in _regmap_select_page()
1585 map->work_buf = map->selector_work_buf; in _regmap_select_page()
1587 ret = _regmap_update_bits(map, range->selector_reg, in _regmap_select_page()
1592 map->work_buf = orig_work_buf; in _regmap_select_page()
1603 static void regmap_set_work_buf_flag_mask(struct regmap *map, int max_bytes, in regmap_set_work_buf_flag_mask() argument
1609 if (!mask || !map->work_buf) in regmap_set_work_buf_flag_mask()
1612 buf = map->work_buf; in regmap_set_work_buf_flag_mask()
1618 static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg, in _regmap_raw_write_impl() argument
1623 void *work_val = map->work_buf + map->format.reg_bytes + in _regmap_raw_write_impl()
1624 map->format.pad_bytes; in _regmap_raw_write_impl()
1630 WARN_ON(!map->bus); in _regmap_raw_write_impl()
1635 if (!regmap_writeable_noinc(map, reg)) { in _regmap_raw_write_impl()
1636 for (i = 0; i < val_len / map->format.val_bytes; i++) { in _regmap_raw_write_impl()
1638 reg + regmap_get_offset(map, i); in _regmap_raw_write_impl()
1639 if (!regmap_writeable(map, element) || in _regmap_raw_write_impl()
1640 regmap_writeable_noinc(map, element)) in _regmap_raw_write_impl()
1645 if (!map->cache_bypass && map->format.parse_val) { in _regmap_raw_write_impl()
1647 int val_bytes = map->format.val_bytes; in _regmap_raw_write_impl()
1652 ival = map->format.parse_val(val + i); in _regmap_raw_write_impl()
1653 offset = noinc ? 0 : regmap_get_offset(map, i / val_bytes); in _regmap_raw_write_impl()
1654 ret = regcache_write(map, reg + offset, ival); in _regmap_raw_write_impl()
1656 dev_err(map->dev, in _regmap_raw_write_impl()
1662 if (map->cache_only) { in _regmap_raw_write_impl()
1663 map->cache_dirty = true; in _regmap_raw_write_impl()
1668 range = _regmap_range_lookup(map, reg); in _regmap_raw_write_impl()
1670 int val_num = val_len / map->format.val_bytes; in _regmap_raw_write_impl()
1676 dev_dbg(map->dev, "Writing window %d/%zu\n", in _regmap_raw_write_impl()
1677 win_residue, val_len / map->format.val_bytes); in _regmap_raw_write_impl()
1678 ret = _regmap_raw_write_impl(map, reg, val, in _regmap_raw_write_impl()
1680 map->format.val_bytes, noinc); in _regmap_raw_write_impl()
1686 val += win_residue * map->format.val_bytes; in _regmap_raw_write_impl()
1687 val_len -= win_residue * map->format.val_bytes; in _regmap_raw_write_impl()
1694 ret = _regmap_select_page(map, ®, range, noinc ? 1 : val_num); in _regmap_raw_write_impl()
1699 map->format.format_reg(map->work_buf, reg, map->reg_shift); in _regmap_raw_write_impl()
1700 regmap_set_work_buf_flag_mask(map, map->format.reg_bytes, in _regmap_raw_write_impl()
1701 map->write_flag_mask); in _regmap_raw_write_impl()
1708 if (val != work_val && val_len == map->format.val_bytes) { in _regmap_raw_write_impl()
1709 memcpy(work_val, val, map->format.val_bytes); in _regmap_raw_write_impl()
1713 if (map->async && map->bus->async_write) { in _regmap_raw_write_impl()
1716 trace_regmap_async_write_start(map, reg, val_len); in _regmap_raw_write_impl()
1718 spin_lock_irqsave(&map->async_lock, flags); in _regmap_raw_write_impl()
1719 async = list_first_entry_or_null(&map->async_free, in _regmap_raw_write_impl()
1724 spin_unlock_irqrestore(&map->async_lock, flags); in _regmap_raw_write_impl()
1727 async = map->bus->async_alloc(); in _regmap_raw_write_impl()
1731 async->work_buf = kzalloc(map->format.buf_size, in _regmap_raw_write_impl()
1739 async->map = map; in _regmap_raw_write_impl()
1742 memcpy(async->work_buf, map->work_buf, map->format.pad_bytes + in _regmap_raw_write_impl()
1743 map->format.reg_bytes + map->format.val_bytes); in _regmap_raw_write_impl()
1745 spin_lock_irqsave(&map->async_lock, flags); in _regmap_raw_write_impl()
1746 list_add_tail(&async->list, &map->async_list); in _regmap_raw_write_impl()
1747 spin_unlock_irqrestore(&map->async_lock, flags); in _regmap_raw_write_impl()
1750 ret = map->bus->async_write(map->bus_context, in _regmap_raw_write_impl()
1752 map->format.reg_bytes + in _regmap_raw_write_impl()
1753 map->format.pad_bytes, in _regmap_raw_write_impl()
1756 ret = map->bus->async_write(map->bus_context, in _regmap_raw_write_impl()
1758 map->format.reg_bytes + in _regmap_raw_write_impl()
1759 map->format.pad_bytes + in _regmap_raw_write_impl()
1763 dev_err(map->dev, "Failed to schedule write: %d\n", in _regmap_raw_write_impl()
1766 spin_lock_irqsave(&map->async_lock, flags); in _regmap_raw_write_impl()
1767 list_move(&async->list, &map->async_free); in _regmap_raw_write_impl()
1768 spin_unlock_irqrestore(&map->async_lock, flags); in _regmap_raw_write_impl()
1774 trace_regmap_hw_write_start(map, reg, val_len / map->format.val_bytes); in _regmap_raw_write_impl()
1781 ret = map->bus->write(map->bus_context, map->work_buf, in _regmap_raw_write_impl()
1782 map->format.reg_bytes + in _regmap_raw_write_impl()
1783 map->format.pad_bytes + in _regmap_raw_write_impl()
1785 else if (map->bus->gather_write) in _regmap_raw_write_impl()
1786 ret = map->bus->gather_write(map->bus_context, map->work_buf, in _regmap_raw_write_impl()
1787 map->format.reg_bytes + in _regmap_raw_write_impl()
1788 map->format.pad_bytes, in _regmap_raw_write_impl()
1795 len = map->format.reg_bytes + map->format.pad_bytes + val_len; in _regmap_raw_write_impl()
1800 memcpy(buf, map->work_buf, map->format.reg_bytes); in _regmap_raw_write_impl()
1801 memcpy(buf + map->format.reg_bytes + map->format.pad_bytes, in _regmap_raw_write_impl()
1803 ret = map->bus->write(map->bus_context, buf, len); in _regmap_raw_write_impl()
1806 } else if (ret != 0 && !map->cache_bypass && map->format.parse_val) { in _regmap_raw_write_impl()
1808 * thus call map->cache_ops->drop() directly in _regmap_raw_write_impl()
1810 if (map->cache_ops && map->cache_ops->drop) in _regmap_raw_write_impl()
1811 map->cache_ops->drop(map, reg, reg + 1); in _regmap_raw_write_impl()
1814 trace_regmap_hw_write_done(map, reg, val_len / map->format.val_bytes); in _regmap_raw_write_impl()
1822 * @map: Map to check.
1824 bool regmap_can_raw_write(struct regmap *map) in regmap_can_raw_write() argument
1826 return map->bus && map->bus->write && map->format.format_val && in regmap_can_raw_write()
1827 map->format.format_reg; in regmap_can_raw_write()
1834 * @map: Map to check.
1836 size_t regmap_get_raw_read_max(struct regmap *map) in regmap_get_raw_read_max() argument
1838 return map->max_raw_read; in regmap_get_raw_read_max()
1845 * @map: Map to check.
1847 size_t regmap_get_raw_write_max(struct regmap *map) in regmap_get_raw_write_max() argument
1849 return map->max_raw_write; in regmap_get_raw_write_max()
1858 struct regmap *map = context; in _regmap_bus_formatted_write() local
1860 WARN_ON(!map->bus || !map->format.format_write); in _regmap_bus_formatted_write()
1862 range = _regmap_range_lookup(map, reg); in _regmap_bus_formatted_write()
1864 ret = _regmap_select_page(map, ®, range, 1); in _regmap_bus_formatted_write()
1869 map->format.format_write(map, reg, val); in _regmap_bus_formatted_write()
1871 trace_regmap_hw_write_start(map, reg, 1); in _regmap_bus_formatted_write()
1873 ret = map->bus->write(map->bus_context, map->work_buf, in _regmap_bus_formatted_write()
1874 map->format.buf_size); in _regmap_bus_formatted_write()
1876 trace_regmap_hw_write_done(map, reg, 1); in _regmap_bus_formatted_write()
1884 struct regmap *map = context; in _regmap_bus_reg_write() local
1886 return map->bus->reg_write(map->bus_context, reg, val); in _regmap_bus_reg_write()
1892 struct regmap *map = context; in _regmap_bus_raw_write() local
1894 WARN_ON(!map->bus || !map->format.format_val); in _regmap_bus_raw_write()
1896 map->format.format_val(map->work_buf + map->format.reg_bytes in _regmap_bus_raw_write()
1897 + map->format.pad_bytes, val, 0); in _regmap_bus_raw_write()
1898 return _regmap_raw_write_impl(map, reg, in _regmap_bus_raw_write()
1899 map->work_buf + in _regmap_bus_raw_write()
1900 map->format.reg_bytes + in _regmap_bus_raw_write()
1901 map->format.pad_bytes, in _regmap_bus_raw_write()
1902 map->format.val_bytes, in _regmap_bus_raw_write()
1906 static inline void *_regmap_map_get_context(struct regmap *map) in _regmap_map_get_context() argument
1908 return (map->bus) ? map : map->bus_context; in _regmap_map_get_context()
1911 int _regmap_write(struct regmap *map, unsigned int reg, in _regmap_write() argument
1915 void *context = _regmap_map_get_context(map); in _regmap_write()
1917 if (!regmap_writeable(map, reg)) in _regmap_write()
1920 if (!map->cache_bypass && !map->defer_caching) { in _regmap_write()
1921 ret = regcache_write(map, reg, val); in _regmap_write()
1924 if (map->cache_only) { in _regmap_write()
1925 map->cache_dirty = true; in _regmap_write()
1930 if (regmap_should_log(map)) in _regmap_write()
1931 dev_info(map->dev, "%x <= %x\n", reg, val); in _regmap_write()
1933 trace_regmap_reg_write(map, reg, val); in _regmap_write()
1935 return map->reg_write(context, reg, val); in _regmap_write()
1941 * @map: Register map to write to
1948 int regmap_write(struct regmap *map, unsigned int reg, unsigned int val) in regmap_write() argument
1952 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_write()
1955 map->lock(map->lock_arg); in regmap_write()
1957 ret = _regmap_write(map, reg, val); in regmap_write()
1959 map->unlock(map->lock_arg); in regmap_write()
1968 * @map: Register map to write to
1975 int regmap_write_async(struct regmap *map, unsigned int reg, unsigned int val) in regmap_write_async() argument
1979 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_write_async()
1982 map->lock(map->lock_arg); in regmap_write_async()
1984 map->async = true; in regmap_write_async()
1986 ret = _regmap_write(map, reg, val); in regmap_write_async()
1988 map->async = false; in regmap_write_async()
1990 map->unlock(map->lock_arg); in regmap_write_async()
1996 int _regmap_raw_write(struct regmap *map, unsigned int reg, in _regmap_raw_write() argument
1999 size_t val_bytes = map->format.val_bytes; in _regmap_raw_write()
2008 if (map->use_single_write) in _regmap_raw_write()
2010 else if (map->max_raw_write && val_len > map->max_raw_write) in _regmap_raw_write()
2011 chunk_regs = map->max_raw_write / val_bytes; in _regmap_raw_write()
2018 ret = _regmap_raw_write_impl(map, reg, val, chunk_bytes, noinc); in _regmap_raw_write()
2022 reg += regmap_get_offset(map, chunk_regs); in _regmap_raw_write()
2029 ret = _regmap_raw_write_impl(map, reg, val, val_len, noinc); in _regmap_raw_write()
2037 * @map: Register map to write to
2050 int regmap_raw_write(struct regmap *map, unsigned int reg, in regmap_raw_write() argument
2055 if (!regmap_can_raw_write(map)) in regmap_raw_write()
2057 if (val_len % map->format.val_bytes) in regmap_raw_write()
2060 map->lock(map->lock_arg); in regmap_raw_write()
2062 ret = _regmap_raw_write(map, reg, val, val_len, false); in regmap_raw_write()
2064 map->unlock(map->lock_arg); in regmap_raw_write()
2074 * @map: Register map to write to
2091 int regmap_noinc_write(struct regmap *map, unsigned int reg, in regmap_noinc_write() argument
2097 if (!map->bus) in regmap_noinc_write()
2099 if (!map->bus->write) in regmap_noinc_write()
2101 if (val_len % map->format.val_bytes) in regmap_noinc_write()
2103 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_noinc_write()
2108 map->lock(map->lock_arg); in regmap_noinc_write()
2110 if (!regmap_volatile(map, reg) || !regmap_writeable_noinc(map, reg)) { in regmap_noinc_write()
2116 if (map->max_raw_write && map->max_raw_write < val_len) in regmap_noinc_write()
2117 write_len = map->max_raw_write; in regmap_noinc_write()
2120 ret = _regmap_raw_write(map, reg, val, write_len, true); in regmap_noinc_write()
2128 map->unlock(map->lock_arg); in regmap_noinc_write()
2196 * @map: Register map to write to
2207 int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val, in regmap_bulk_write() argument
2211 size_t val_bytes = map->format.val_bytes; in regmap_bulk_write()
2213 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_bulk_write()
2220 if (!map->bus || !map->format.parse_inplace) { in regmap_bulk_write()
2221 map->lock(map->lock_arg); in regmap_bulk_write()
2245 ret = _regmap_write(map, in regmap_bulk_write()
2246 reg + regmap_get_offset(map, i), in regmap_bulk_write()
2252 map->unlock(map->lock_arg); in regmap_bulk_write()
2256 wval = kmemdup(val, val_count * val_bytes, map->alloc_flags); in regmap_bulk_write()
2261 map->format.parse_inplace(wval + i); in regmap_bulk_write()
2263 ret = regmap_raw_write(map, reg, wval, val_bytes * val_count); in regmap_bulk_write()
2278 static int _regmap_raw_multi_reg_write(struct regmap *map, in _regmap_raw_multi_reg_write() argument
2286 size_t val_bytes = map->format.val_bytes; in _regmap_raw_multi_reg_write()
2287 size_t reg_bytes = map->format.reg_bytes; in _regmap_raw_multi_reg_write()
2288 size_t pad_bytes = map->format.pad_bytes; in _regmap_raw_multi_reg_write()
2306 trace_regmap_hw_write_start(map, reg, 1); in _regmap_raw_multi_reg_write()
2307 map->format.format_reg(u8, reg, map->reg_shift); in _regmap_raw_multi_reg_write()
2309 map->format.format_val(u8, val, 0); in _regmap_raw_multi_reg_write()
2313 *u8 |= map->write_flag_mask; in _regmap_raw_multi_reg_write()
2315 ret = map->bus->write(map->bus_context, buf, len); in _regmap_raw_multi_reg_write()
2321 trace_regmap_hw_write_done(map, reg, 1); in _regmap_raw_multi_reg_write()
2326 static unsigned int _regmap_register_page(struct regmap *map, in _regmap_register_page() argument
2335 static int _regmap_range_multi_paged_reg_write(struct regmap *map, in _regmap_range_multi_paged_reg_write() argument
2355 range = _regmap_range_lookup(map, reg); in _regmap_range_multi_paged_reg_write()
2357 unsigned int win_page = _regmap_register_page(map, reg, in _regmap_range_multi_paged_reg_write()
2384 ret = _regmap_raw_multi_reg_write(map, base, n); in _regmap_range_multi_paged_reg_write()
2389 if (map->can_sleep) in _regmap_range_multi_paged_reg_write()
2399 ret = _regmap_select_page(map, in _regmap_range_multi_paged_reg_write()
2412 return _regmap_raw_multi_reg_write(map, base, n); in _regmap_range_multi_paged_reg_write()
2416 static int _regmap_multi_reg_write(struct regmap *map, in _regmap_multi_reg_write() argument
2423 if (!map->can_multi_write) { in _regmap_multi_reg_write()
2425 ret = _regmap_write(map, regs[i].reg, regs[i].def); in _regmap_multi_reg_write()
2430 if (map->can_sleep) in _regmap_multi_reg_write()
2439 if (!map->format.parse_inplace) in _regmap_multi_reg_write()
2442 if (map->writeable_reg) in _regmap_multi_reg_write()
2445 if (!map->writeable_reg(map->dev, reg)) in _regmap_multi_reg_write()
2447 if (!IS_ALIGNED(reg, map->reg_stride)) in _regmap_multi_reg_write()
2451 if (!map->cache_bypass) { in _regmap_multi_reg_write()
2455 ret = regcache_write(map, reg, val); in _regmap_multi_reg_write()
2457 dev_err(map->dev, in _regmap_multi_reg_write()
2463 if (map->cache_only) { in _regmap_multi_reg_write()
2464 map->cache_dirty = true; in _regmap_multi_reg_write()
2469 WARN_ON(!map->bus); in _regmap_multi_reg_write()
2478 range = _regmap_range_lookup(map, reg); in _regmap_multi_reg_write()
2485 ret = _regmap_range_multi_paged_reg_write(map, base, in _regmap_multi_reg_write()
2492 return _regmap_raw_multi_reg_write(map, regs, num_regs); in _regmap_multi_reg_write()
2498 * @map: Register map to write to
2514 int regmap_multi_reg_write(struct regmap *map, const struct reg_sequence *regs, in regmap_multi_reg_write() argument
2519 map->lock(map->lock_arg); in regmap_multi_reg_write()
2521 ret = _regmap_multi_reg_write(map, regs, num_regs); in regmap_multi_reg_write()
2523 map->unlock(map->lock_arg); in regmap_multi_reg_write()
2533 * @map: Register map to write to
2547 int regmap_multi_reg_write_bypassed(struct regmap *map, in regmap_multi_reg_write_bypassed() argument
2554 map->lock(map->lock_arg); in regmap_multi_reg_write_bypassed()
2556 bypass = map->cache_bypass; in regmap_multi_reg_write_bypassed()
2557 map->cache_bypass = true; in regmap_multi_reg_write_bypassed()
2559 ret = _regmap_multi_reg_write(map, regs, num_regs); in regmap_multi_reg_write_bypassed()
2561 map->cache_bypass = bypass; in regmap_multi_reg_write_bypassed()
2563 map->unlock(map->lock_arg); in regmap_multi_reg_write_bypassed()
2573 * @map: Register map to write to
2591 int regmap_raw_write_async(struct regmap *map, unsigned int reg, in regmap_raw_write_async() argument
2596 if (val_len % map->format.val_bytes) in regmap_raw_write_async()
2598 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_raw_write_async()
2601 map->lock(map->lock_arg); in regmap_raw_write_async()
2603 map->async = true; in regmap_raw_write_async()
2605 ret = _regmap_raw_write(map, reg, val, val_len, false); in regmap_raw_write_async()
2607 map->async = false; in regmap_raw_write_async()
2609 map->unlock(map->lock_arg); in regmap_raw_write_async()
2615 static int _regmap_raw_read(struct regmap *map, unsigned int reg, void *val, in _regmap_raw_read() argument
2621 WARN_ON(!map->bus); in _regmap_raw_read()
2623 if (!map->bus || !map->bus->read) in _regmap_raw_read()
2626 range = _regmap_range_lookup(map, reg); in _regmap_raw_read()
2628 ret = _regmap_select_page(map, ®, range, in _regmap_raw_read()
2629 noinc ? 1 : val_len / map->format.val_bytes); in _regmap_raw_read()
2634 map->format.format_reg(map->work_buf, reg, map->reg_shift); in _regmap_raw_read()
2635 regmap_set_work_buf_flag_mask(map, map->format.reg_bytes, in _regmap_raw_read()
2636 map->read_flag_mask); in _regmap_raw_read()
2637 trace_regmap_hw_read_start(map, reg, val_len / map->format.val_bytes); in _regmap_raw_read()
2639 ret = map->bus->read(map->bus_context, map->work_buf, in _regmap_raw_read()
2640 map->format.reg_bytes + map->format.pad_bytes, in _regmap_raw_read()
2643 trace_regmap_hw_read_done(map, reg, val_len / map->format.val_bytes); in _regmap_raw_read()
2651 struct regmap *map = context; in _regmap_bus_reg_read() local
2653 return map->bus->reg_read(map->bus_context, reg, val); in _regmap_bus_reg_read()
2660 struct regmap *map = context; in _regmap_bus_read() local
2661 void *work_val = map->work_buf + map->format.reg_bytes + in _regmap_bus_read()
2662 map->format.pad_bytes; in _regmap_bus_read()
2664 if (!map->format.parse_val) in _regmap_bus_read()
2667 ret = _regmap_raw_read(map, reg, work_val, map->format.val_bytes, false); in _regmap_bus_read()
2669 *val = map->format.parse_val(work_val); in _regmap_bus_read()
2674 static int _regmap_read(struct regmap *map, unsigned int reg, in _regmap_read() argument
2678 void *context = _regmap_map_get_context(map); in _regmap_read()
2680 if (!map->cache_bypass) { in _regmap_read()
2681 ret = regcache_read(map, reg, val); in _regmap_read()
2686 if (map->cache_only) in _regmap_read()
2689 if (!regmap_readable(map, reg)) in _regmap_read()
2692 ret = map->reg_read(context, reg, val); in _regmap_read()
2694 if (regmap_should_log(map)) in _regmap_read()
2695 dev_info(map->dev, "%x => %x\n", reg, *val); in _regmap_read()
2697 trace_regmap_reg_read(map, reg, *val); in _regmap_read()
2699 if (!map->cache_bypass) in _regmap_read()
2700 regcache_write(map, reg, *val); in _regmap_read()
2709 * @map: Register map to read from
2716 int regmap_read(struct regmap *map, unsigned int reg, unsigned int *val) in regmap_read() argument
2720 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_read()
2723 map->lock(map->lock_arg); in regmap_read()
2725 ret = _regmap_read(map, reg, val); in regmap_read()
2727 map->unlock(map->lock_arg); in regmap_read()
2736 * @map: Register map to read from
2744 int regmap_raw_read(struct regmap *map, unsigned int reg, void *val, in regmap_raw_read() argument
2747 size_t val_bytes = map->format.val_bytes; in regmap_raw_read()
2752 if (!map->bus) in regmap_raw_read()
2754 if (val_len % map->format.val_bytes) in regmap_raw_read()
2756 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_raw_read()
2761 map->lock(map->lock_arg); in regmap_raw_read()
2763 if (regmap_volatile_range(map, reg, val_count) || map->cache_bypass || in regmap_raw_read()
2764 map->cache_type == REGCACHE_NONE) { in regmap_raw_read()
2768 if (!map->bus->read) { in regmap_raw_read()
2773 if (map->use_single_read) in regmap_raw_read()
2775 else if (map->max_raw_read && val_len > map->max_raw_read) in regmap_raw_read()
2776 chunk_regs = map->max_raw_read / val_bytes; in regmap_raw_read()
2783 ret = _regmap_raw_read(map, reg, val, chunk_bytes, false); in regmap_raw_read()
2787 reg += regmap_get_offset(map, chunk_regs); in regmap_raw_read()
2794 ret = _regmap_raw_read(map, reg, val, val_len, false); in regmap_raw_read()
2803 ret = _regmap_read(map, reg + regmap_get_offset(map, i), in regmap_raw_read()
2808 map->format.format_val(val + (i * val_bytes), v, 0); in regmap_raw_read()
2813 map->unlock(map->lock_arg); in regmap_raw_read()
2823 * @map: Register map to read from
2840 int regmap_noinc_read(struct regmap *map, unsigned int reg, in regmap_noinc_read() argument
2846 if (!map->bus) in regmap_noinc_read()
2848 if (!map->bus->read) in regmap_noinc_read()
2850 if (val_len % map->format.val_bytes) in regmap_noinc_read()
2852 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_noinc_read()
2857 map->lock(map->lock_arg); in regmap_noinc_read()
2859 if (!regmap_volatile(map, reg) || !regmap_readable_noinc(map, reg)) { in regmap_noinc_read()
2865 if (map->max_raw_read && map->max_raw_read < val_len) in regmap_noinc_read()
2866 read_len = map->max_raw_read; in regmap_noinc_read()
2869 ret = _regmap_raw_read(map, reg, val, read_len, true); in regmap_noinc_read()
2877 map->unlock(map->lock_arg); in regmap_noinc_read()
2943 * @map: Register map to read from
2951 int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val, in regmap_bulk_read() argument
2955 size_t val_bytes = map->format.val_bytes; in regmap_bulk_read()
2956 bool vol = regmap_volatile_range(map, reg, val_count); in regmap_bulk_read()
2958 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_bulk_read()
2963 if (map->bus && map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) { in regmap_bulk_read()
2964 ret = regmap_raw_read(map, reg, val, val_bytes * val_count); in regmap_bulk_read()
2969 map->format.parse_inplace(val + i); in regmap_bulk_read()
2978 map->lock(map->lock_arg); in regmap_bulk_read()
2983 ret = _regmap_read(map, reg + regmap_get_offset(map, i), in regmap_bulk_read()
2988 switch (map->format.val_bytes) { in regmap_bulk_read()
3010 map->unlock(map->lock_arg); in regmap_bulk_read()
3017 static int _regmap_update_bits(struct regmap *map, unsigned int reg, in _regmap_update_bits() argument
3027 if (regmap_volatile(map, reg) && map->reg_update_bits) { in _regmap_update_bits()
3028 ret = map->reg_update_bits(map->bus_context, reg, mask, val); in _regmap_update_bits()
3032 ret = _regmap_read(map, reg, &orig); in _regmap_update_bits()
3040 ret = _regmap_write(map, reg, tmp); in _regmap_update_bits()
3052 * @map: Register map to update
3060 * Perform a read/modify/write cycle on a register map with change, async, force
3071 int regmap_update_bits_base(struct regmap *map, unsigned int reg, in regmap_update_bits_base() argument
3077 map->lock(map->lock_arg); in regmap_update_bits_base()
3079 map->async = async; in regmap_update_bits_base()
3081 ret = _regmap_update_bits(map, reg, mask, val, change, force); in regmap_update_bits_base()
3083 map->async = false; in regmap_update_bits_base()
3085 map->unlock(map->lock_arg); in regmap_update_bits_base()
3094 * @map: Register map to operate on
3102 int regmap_test_bits(struct regmap *map, unsigned int reg, unsigned int bits) in regmap_test_bits() argument
3106 ret = regmap_read(map, reg, &val); in regmap_test_bits()
3116 struct regmap *map = async->map; in regmap_async_complete_cb() local
3119 trace_regmap_async_io_complete(map); in regmap_async_complete_cb()
3121 spin_lock(&map->async_lock); in regmap_async_complete_cb()
3122 list_move(&async->list, &map->async_free); in regmap_async_complete_cb()
3123 wake = list_empty(&map->async_list); in regmap_async_complete_cb()
3126 map->async_ret = ret; in regmap_async_complete_cb()
3128 spin_unlock(&map->async_lock); in regmap_async_complete_cb()
3131 wake_up(&map->async_waitq); in regmap_async_complete_cb()
3135 static int regmap_async_is_done(struct regmap *map) in regmap_async_is_done() argument
3140 spin_lock_irqsave(&map->async_lock, flags); in regmap_async_is_done()
3141 ret = list_empty(&map->async_list); in regmap_async_is_done()
3142 spin_unlock_irqrestore(&map->async_lock, flags); in regmap_async_is_done()
3150 * @map: Map to operate on.
3155 int regmap_async_complete(struct regmap *map) in regmap_async_complete() argument
3161 if (!map->bus || !map->bus->async_write) in regmap_async_complete()
3164 trace_regmap_async_complete_start(map); in regmap_async_complete()
3166 wait_event(map->async_waitq, regmap_async_is_done(map)); in regmap_async_complete()
3168 spin_lock_irqsave(&map->async_lock, flags); in regmap_async_complete()
3169 ret = map->async_ret; in regmap_async_complete()
3170 map->async_ret = 0; in regmap_async_complete()
3171 spin_unlock_irqrestore(&map->async_lock, flags); in regmap_async_complete()
3173 trace_regmap_async_complete_done(map); in regmap_async_complete()
3183 * @map: Register map to apply updates to.
3196 int regmap_register_patch(struct regmap *map, const struct reg_sequence *regs, in regmap_register_patch() argument
3207 p = krealloc(map->patch, in regmap_register_patch()
3208 sizeof(struct reg_sequence) * (map->patch_regs + num_regs), in regmap_register_patch()
3211 memcpy(p + map->patch_regs, regs, num_regs * sizeof(*regs)); in regmap_register_patch()
3212 map->patch = p; in regmap_register_patch()
3213 map->patch_regs += num_regs; in regmap_register_patch()
3218 map->lock(map->lock_arg); in regmap_register_patch()
3220 bypass = map->cache_bypass; in regmap_register_patch()
3222 map->cache_bypass = true; in regmap_register_patch()
3223 map->async = true; in regmap_register_patch()
3225 ret = _regmap_multi_reg_write(map, regs, num_regs); in regmap_register_patch()
3227 map->async = false; in regmap_register_patch()
3228 map->cache_bypass = bypass; in regmap_register_patch()
3230 map->unlock(map->lock_arg); in regmap_register_patch()
3232 regmap_async_complete(map); in regmap_register_patch()
3241 * @map: Register map to operate on.
3246 int regmap_get_val_bytes(struct regmap *map) in regmap_get_val_bytes() argument
3248 if (map->format.format_write) in regmap_get_val_bytes()
3251 return map->format.val_bytes; in regmap_get_val_bytes()
3258 * @map: Register map to operate on.
3263 int regmap_get_max_register(struct regmap *map) in regmap_get_max_register() argument
3265 return map->max_register ? map->max_register : -EINVAL; in regmap_get_max_register()
3272 * @map: Register map to operate on.
3277 int regmap_get_reg_stride(struct regmap *map) in regmap_get_reg_stride() argument
3279 return map->reg_stride; in regmap_get_reg_stride()
3283 int regmap_parse_val(struct regmap *map, const void *buf, in regmap_parse_val() argument
3286 if (!map->format.parse_val) in regmap_parse_val()
3289 *val = map->format.parse_val(buf); in regmap_parse_val()