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()
1649 ival = map->format.parse_val(val + (i * val_bytes)); in _regmap_raw_write_impl()
1650 ret = regcache_write(map, in _regmap_raw_write_impl()
1651 reg + regmap_get_offset(map, i), in _regmap_raw_write_impl()
1654 dev_err(map->dev, in _regmap_raw_write_impl()
1656 reg + regmap_get_offset(map, i), ret); in _regmap_raw_write_impl()
1660 if (map->cache_only) { in _regmap_raw_write_impl()
1661 map->cache_dirty = true; in _regmap_raw_write_impl()
1666 range = _regmap_range_lookup(map, reg); in _regmap_raw_write_impl()
1668 int val_num = val_len / map->format.val_bytes; in _regmap_raw_write_impl()
1674 dev_dbg(map->dev, "Writing window %d/%zu\n", in _regmap_raw_write_impl()
1675 win_residue, val_len / map->format.val_bytes); in _regmap_raw_write_impl()
1676 ret = _regmap_raw_write_impl(map, reg, val, in _regmap_raw_write_impl()
1678 map->format.val_bytes, noinc); in _regmap_raw_write_impl()
1684 val += win_residue * map->format.val_bytes; in _regmap_raw_write_impl()
1685 val_len -= win_residue * map->format.val_bytes; in _regmap_raw_write_impl()
1692 ret = _regmap_select_page(map, ®, range, noinc ? 1 : val_num); in _regmap_raw_write_impl()
1697 map->format.format_reg(map->work_buf, reg, map->reg_shift); in _regmap_raw_write_impl()
1698 regmap_set_work_buf_flag_mask(map, map->format.reg_bytes, in _regmap_raw_write_impl()
1699 map->write_flag_mask); in _regmap_raw_write_impl()
1706 if (val != work_val && val_len == map->format.val_bytes) { in _regmap_raw_write_impl()
1707 memcpy(work_val, val, map->format.val_bytes); in _regmap_raw_write_impl()
1711 if (map->async && map->bus->async_write) { in _regmap_raw_write_impl()
1714 trace_regmap_async_write_start(map, reg, val_len); in _regmap_raw_write_impl()
1716 spin_lock_irqsave(&map->async_lock, flags); in _regmap_raw_write_impl()
1717 async = list_first_entry_or_null(&map->async_free, in _regmap_raw_write_impl()
1722 spin_unlock_irqrestore(&map->async_lock, flags); in _regmap_raw_write_impl()
1725 async = map->bus->async_alloc(); in _regmap_raw_write_impl()
1729 async->work_buf = kzalloc(map->format.buf_size, in _regmap_raw_write_impl()
1737 async->map = map; in _regmap_raw_write_impl()
1740 memcpy(async->work_buf, map->work_buf, map->format.pad_bytes + in _regmap_raw_write_impl()
1741 map->format.reg_bytes + map->format.val_bytes); in _regmap_raw_write_impl()
1743 spin_lock_irqsave(&map->async_lock, flags); in _regmap_raw_write_impl()
1744 list_add_tail(&async->list, &map->async_list); in _regmap_raw_write_impl()
1745 spin_unlock_irqrestore(&map->async_lock, flags); in _regmap_raw_write_impl()
1748 ret = map->bus->async_write(map->bus_context, in _regmap_raw_write_impl()
1750 map->format.reg_bytes + in _regmap_raw_write_impl()
1751 map->format.pad_bytes, in _regmap_raw_write_impl()
1754 ret = map->bus->async_write(map->bus_context, in _regmap_raw_write_impl()
1756 map->format.reg_bytes + in _regmap_raw_write_impl()
1757 map->format.pad_bytes + in _regmap_raw_write_impl()
1761 dev_err(map->dev, "Failed to schedule write: %d\n", in _regmap_raw_write_impl()
1764 spin_lock_irqsave(&map->async_lock, flags); in _regmap_raw_write_impl()
1765 list_move(&async->list, &map->async_free); in _regmap_raw_write_impl()
1766 spin_unlock_irqrestore(&map->async_lock, flags); in _regmap_raw_write_impl()
1772 trace_regmap_hw_write_start(map, reg, val_len / map->format.val_bytes); in _regmap_raw_write_impl()
1779 ret = map->bus->write(map->bus_context, map->work_buf, in _regmap_raw_write_impl()
1780 map->format.reg_bytes + in _regmap_raw_write_impl()
1781 map->format.pad_bytes + in _regmap_raw_write_impl()
1783 else if (map->bus->gather_write) in _regmap_raw_write_impl()
1784 ret = map->bus->gather_write(map->bus_context, map->work_buf, in _regmap_raw_write_impl()
1785 map->format.reg_bytes + in _regmap_raw_write_impl()
1786 map->format.pad_bytes, in _regmap_raw_write_impl()
1793 len = map->format.reg_bytes + map->format.pad_bytes + val_len; in _regmap_raw_write_impl()
1798 memcpy(buf, map->work_buf, map->format.reg_bytes); in _regmap_raw_write_impl()
1799 memcpy(buf + map->format.reg_bytes + map->format.pad_bytes, in _regmap_raw_write_impl()
1801 ret = map->bus->write(map->bus_context, buf, len); in _regmap_raw_write_impl()
1804 } else if (ret != 0 && !map->cache_bypass && map->format.parse_val) { in _regmap_raw_write_impl()
1806 * thus call map->cache_ops->drop() directly in _regmap_raw_write_impl()
1808 if (map->cache_ops && map->cache_ops->drop) in _regmap_raw_write_impl()
1809 map->cache_ops->drop(map, reg, reg + 1); in _regmap_raw_write_impl()
1812 trace_regmap_hw_write_done(map, reg, val_len / map->format.val_bytes); in _regmap_raw_write_impl()
1820 * @map: Map to check.
1822 bool regmap_can_raw_write(struct regmap *map) in regmap_can_raw_write() argument
1824 return map->bus && map->bus->write && map->format.format_val && in regmap_can_raw_write()
1825 map->format.format_reg; in regmap_can_raw_write()
1832 * @map: Map to check.
1834 size_t regmap_get_raw_read_max(struct regmap *map) in regmap_get_raw_read_max() argument
1836 return map->max_raw_read; in regmap_get_raw_read_max()
1843 * @map: Map to check.
1845 size_t regmap_get_raw_write_max(struct regmap *map) in regmap_get_raw_write_max() argument
1847 return map->max_raw_write; in regmap_get_raw_write_max()
1856 struct regmap *map = context; in _regmap_bus_formatted_write() local
1858 WARN_ON(!map->bus || !map->format.format_write); in _regmap_bus_formatted_write()
1860 range = _regmap_range_lookup(map, reg); in _regmap_bus_formatted_write()
1862 ret = _regmap_select_page(map, ®, range, 1); in _regmap_bus_formatted_write()
1867 map->format.format_write(map, reg, val); in _regmap_bus_formatted_write()
1869 trace_regmap_hw_write_start(map, reg, 1); in _regmap_bus_formatted_write()
1871 ret = map->bus->write(map->bus_context, map->work_buf, in _regmap_bus_formatted_write()
1872 map->format.buf_size); in _regmap_bus_formatted_write()
1874 trace_regmap_hw_write_done(map, reg, 1); in _regmap_bus_formatted_write()
1882 struct regmap *map = context; in _regmap_bus_reg_write() local
1884 return map->bus->reg_write(map->bus_context, reg, val); in _regmap_bus_reg_write()
1890 struct regmap *map = context; in _regmap_bus_raw_write() local
1892 WARN_ON(!map->bus || !map->format.format_val); in _regmap_bus_raw_write()
1894 map->format.format_val(map->work_buf + map->format.reg_bytes in _regmap_bus_raw_write()
1895 + map->format.pad_bytes, val, 0); in _regmap_bus_raw_write()
1896 return _regmap_raw_write_impl(map, reg, in _regmap_bus_raw_write()
1897 map->work_buf + in _regmap_bus_raw_write()
1898 map->format.reg_bytes + in _regmap_bus_raw_write()
1899 map->format.pad_bytes, in _regmap_bus_raw_write()
1900 map->format.val_bytes, in _regmap_bus_raw_write()
1904 static inline void *_regmap_map_get_context(struct regmap *map) in _regmap_map_get_context() argument
1906 return (map->bus) ? map : map->bus_context; in _regmap_map_get_context()
1909 int _regmap_write(struct regmap *map, unsigned int reg, in _regmap_write() argument
1913 void *context = _regmap_map_get_context(map); in _regmap_write()
1915 if (!regmap_writeable(map, reg)) in _regmap_write()
1918 if (!map->cache_bypass && !map->defer_caching) { in _regmap_write()
1919 ret = regcache_write(map, reg, val); in _regmap_write()
1922 if (map->cache_only) { in _regmap_write()
1923 map->cache_dirty = true; in _regmap_write()
1928 if (regmap_should_log(map)) in _regmap_write()
1929 dev_info(map->dev, "%x <= %x\n", reg, val); in _regmap_write()
1931 trace_regmap_reg_write(map, reg, val); in _regmap_write()
1933 return map->reg_write(context, reg, val); in _regmap_write()
1939 * @map: Register map to write to
1946 int regmap_write(struct regmap *map, unsigned int reg, unsigned int val) in regmap_write() argument
1950 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_write()
1953 map->lock(map->lock_arg); in regmap_write()
1955 ret = _regmap_write(map, reg, val); in regmap_write()
1957 map->unlock(map->lock_arg); in regmap_write()
1966 * @map: Register map to write to
1973 int regmap_write_async(struct regmap *map, unsigned int reg, unsigned int val) in regmap_write_async() argument
1977 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_write_async()
1980 map->lock(map->lock_arg); in regmap_write_async()
1982 map->async = true; in regmap_write_async()
1984 ret = _regmap_write(map, reg, val); in regmap_write_async()
1986 map->async = false; in regmap_write_async()
1988 map->unlock(map->lock_arg); in regmap_write_async()
1994 int _regmap_raw_write(struct regmap *map, unsigned int reg, in _regmap_raw_write() argument
1997 size_t val_bytes = map->format.val_bytes; in _regmap_raw_write()
2006 if (map->use_single_write) in _regmap_raw_write()
2008 else if (map->max_raw_write && val_len > map->max_raw_write) in _regmap_raw_write()
2009 chunk_regs = map->max_raw_write / val_bytes; in _regmap_raw_write()
2016 ret = _regmap_raw_write_impl(map, reg, val, chunk_bytes, noinc); in _regmap_raw_write()
2020 reg += regmap_get_offset(map, chunk_regs); in _regmap_raw_write()
2027 ret = _regmap_raw_write_impl(map, reg, val, val_len, noinc); in _regmap_raw_write()
2035 * @map: Register map to write to
2048 int regmap_raw_write(struct regmap *map, unsigned int reg, in regmap_raw_write() argument
2053 if (!regmap_can_raw_write(map)) in regmap_raw_write()
2055 if (val_len % map->format.val_bytes) in regmap_raw_write()
2058 map->lock(map->lock_arg); in regmap_raw_write()
2060 ret = _regmap_raw_write(map, reg, val, val_len, false); in regmap_raw_write()
2062 map->unlock(map->lock_arg); in regmap_raw_write()
2072 * @map: Register map to write to
2089 int regmap_noinc_write(struct regmap *map, unsigned int reg, in regmap_noinc_write() argument
2095 if (!map->bus) in regmap_noinc_write()
2097 if (!map->bus->write) in regmap_noinc_write()
2099 if (val_len % map->format.val_bytes) in regmap_noinc_write()
2101 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_noinc_write()
2106 map->lock(map->lock_arg); in regmap_noinc_write()
2108 if (!regmap_volatile(map, reg) || !regmap_writeable_noinc(map, reg)) { in regmap_noinc_write()
2114 if (map->max_raw_write && map->max_raw_write < val_len) in regmap_noinc_write()
2115 write_len = map->max_raw_write; in regmap_noinc_write()
2118 ret = _regmap_raw_write(map, reg, val, write_len, true); in regmap_noinc_write()
2126 map->unlock(map->lock_arg); in regmap_noinc_write()
2194 * @map: Register map to write to
2205 int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val, in regmap_bulk_write() argument
2209 size_t val_bytes = map->format.val_bytes; in regmap_bulk_write()
2211 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_bulk_write()
2218 if (!map->bus || !map->format.parse_inplace) { in regmap_bulk_write()
2219 map->lock(map->lock_arg); in regmap_bulk_write()
2243 ret = _regmap_write(map, in regmap_bulk_write()
2244 reg + regmap_get_offset(map, i), in regmap_bulk_write()
2250 map->unlock(map->lock_arg); in regmap_bulk_write()
2254 wval = kmemdup(val, val_count * val_bytes, map->alloc_flags); in regmap_bulk_write()
2259 map->format.parse_inplace(wval + i); in regmap_bulk_write()
2261 ret = regmap_raw_write(map, reg, wval, val_bytes * val_count); in regmap_bulk_write()
2276 static int _regmap_raw_multi_reg_write(struct regmap *map, in _regmap_raw_multi_reg_write() argument
2284 size_t val_bytes = map->format.val_bytes; in _regmap_raw_multi_reg_write()
2285 size_t reg_bytes = map->format.reg_bytes; in _regmap_raw_multi_reg_write()
2286 size_t pad_bytes = map->format.pad_bytes; in _regmap_raw_multi_reg_write()
2304 trace_regmap_hw_write_start(map, reg, 1); in _regmap_raw_multi_reg_write()
2305 map->format.format_reg(u8, reg, map->reg_shift); in _regmap_raw_multi_reg_write()
2307 map->format.format_val(u8, val, 0); in _regmap_raw_multi_reg_write()
2311 *u8 |= map->write_flag_mask; in _regmap_raw_multi_reg_write()
2313 ret = map->bus->write(map->bus_context, buf, len); in _regmap_raw_multi_reg_write()
2319 trace_regmap_hw_write_done(map, reg, 1); in _regmap_raw_multi_reg_write()
2324 static unsigned int _regmap_register_page(struct regmap *map, in _regmap_register_page() argument
2333 static int _regmap_range_multi_paged_reg_write(struct regmap *map, in _regmap_range_multi_paged_reg_write() argument
2353 range = _regmap_range_lookup(map, reg); in _regmap_range_multi_paged_reg_write()
2355 unsigned int win_page = _regmap_register_page(map, reg, in _regmap_range_multi_paged_reg_write()
2382 ret = _regmap_raw_multi_reg_write(map, base, n); in _regmap_range_multi_paged_reg_write()
2387 if (map->can_sleep) in _regmap_range_multi_paged_reg_write()
2397 ret = _regmap_select_page(map, in _regmap_range_multi_paged_reg_write()
2410 return _regmap_raw_multi_reg_write(map, base, n); in _regmap_range_multi_paged_reg_write()
2414 static int _regmap_multi_reg_write(struct regmap *map, in _regmap_multi_reg_write() argument
2421 if (!map->can_multi_write) { in _regmap_multi_reg_write()
2423 ret = _regmap_write(map, regs[i].reg, regs[i].def); in _regmap_multi_reg_write()
2428 if (map->can_sleep) in _regmap_multi_reg_write()
2437 if (!map->format.parse_inplace) in _regmap_multi_reg_write()
2440 if (map->writeable_reg) in _regmap_multi_reg_write()
2443 if (!map->writeable_reg(map->dev, reg)) in _regmap_multi_reg_write()
2445 if (!IS_ALIGNED(reg, map->reg_stride)) in _regmap_multi_reg_write()
2449 if (!map->cache_bypass) { in _regmap_multi_reg_write()
2453 ret = regcache_write(map, reg, val); in _regmap_multi_reg_write()
2455 dev_err(map->dev, in _regmap_multi_reg_write()
2461 if (map->cache_only) { in _regmap_multi_reg_write()
2462 map->cache_dirty = true; in _regmap_multi_reg_write()
2467 WARN_ON(!map->bus); in _regmap_multi_reg_write()
2476 range = _regmap_range_lookup(map, reg); in _regmap_multi_reg_write()
2483 ret = _regmap_range_multi_paged_reg_write(map, base, in _regmap_multi_reg_write()
2490 return _regmap_raw_multi_reg_write(map, regs, num_regs); in _regmap_multi_reg_write()
2496 * @map: Register map to write to
2512 int regmap_multi_reg_write(struct regmap *map, const struct reg_sequence *regs, in regmap_multi_reg_write() argument
2517 map->lock(map->lock_arg); in regmap_multi_reg_write()
2519 ret = _regmap_multi_reg_write(map, regs, num_regs); in regmap_multi_reg_write()
2521 map->unlock(map->lock_arg); in regmap_multi_reg_write()
2531 * @map: Register map to write to
2545 int regmap_multi_reg_write_bypassed(struct regmap *map, in regmap_multi_reg_write_bypassed() argument
2552 map->lock(map->lock_arg); in regmap_multi_reg_write_bypassed()
2554 bypass = map->cache_bypass; in regmap_multi_reg_write_bypassed()
2555 map->cache_bypass = true; in regmap_multi_reg_write_bypassed()
2557 ret = _regmap_multi_reg_write(map, regs, num_regs); in regmap_multi_reg_write_bypassed()
2559 map->cache_bypass = bypass; in regmap_multi_reg_write_bypassed()
2561 map->unlock(map->lock_arg); in regmap_multi_reg_write_bypassed()
2571 * @map: Register map to write to
2589 int regmap_raw_write_async(struct regmap *map, unsigned int reg, in regmap_raw_write_async() argument
2594 if (val_len % map->format.val_bytes) in regmap_raw_write_async()
2596 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_raw_write_async()
2599 map->lock(map->lock_arg); in regmap_raw_write_async()
2601 map->async = true; in regmap_raw_write_async()
2603 ret = _regmap_raw_write(map, reg, val, val_len, false); in regmap_raw_write_async()
2605 map->async = false; in regmap_raw_write_async()
2607 map->unlock(map->lock_arg); in regmap_raw_write_async()
2613 static int _regmap_raw_read(struct regmap *map, unsigned int reg, void *val, in _regmap_raw_read() argument
2619 WARN_ON(!map->bus); in _regmap_raw_read()
2621 if (!map->bus || !map->bus->read) in _regmap_raw_read()
2624 range = _regmap_range_lookup(map, reg); in _regmap_raw_read()
2626 ret = _regmap_select_page(map, ®, range, in _regmap_raw_read()
2627 noinc ? 1 : val_len / map->format.val_bytes); in _regmap_raw_read()
2632 map->format.format_reg(map->work_buf, reg, map->reg_shift); in _regmap_raw_read()
2633 regmap_set_work_buf_flag_mask(map, map->format.reg_bytes, in _regmap_raw_read()
2634 map->read_flag_mask); in _regmap_raw_read()
2635 trace_regmap_hw_read_start(map, reg, val_len / map->format.val_bytes); in _regmap_raw_read()
2637 ret = map->bus->read(map->bus_context, map->work_buf, in _regmap_raw_read()
2638 map->format.reg_bytes + map->format.pad_bytes, in _regmap_raw_read()
2641 trace_regmap_hw_read_done(map, reg, val_len / map->format.val_bytes); in _regmap_raw_read()
2649 struct regmap *map = context; in _regmap_bus_reg_read() local
2651 return map->bus->reg_read(map->bus_context, reg, val); in _regmap_bus_reg_read()
2658 struct regmap *map = context; in _regmap_bus_read() local
2659 void *work_val = map->work_buf + map->format.reg_bytes + in _regmap_bus_read()
2660 map->format.pad_bytes; in _regmap_bus_read()
2662 if (!map->format.parse_val) in _regmap_bus_read()
2665 ret = _regmap_raw_read(map, reg, work_val, map->format.val_bytes, false); in _regmap_bus_read()
2667 *val = map->format.parse_val(work_val); in _regmap_bus_read()
2672 static int _regmap_read(struct regmap *map, unsigned int reg, in _regmap_read() argument
2676 void *context = _regmap_map_get_context(map); in _regmap_read()
2678 if (!map->cache_bypass) { in _regmap_read()
2679 ret = regcache_read(map, reg, val); in _regmap_read()
2684 if (map->cache_only) in _regmap_read()
2687 if (!regmap_readable(map, reg)) in _regmap_read()
2690 ret = map->reg_read(context, reg, val); in _regmap_read()
2692 if (regmap_should_log(map)) in _regmap_read()
2693 dev_info(map->dev, "%x => %x\n", reg, *val); in _regmap_read()
2695 trace_regmap_reg_read(map, reg, *val); in _regmap_read()
2697 if (!map->cache_bypass) in _regmap_read()
2698 regcache_write(map, reg, *val); in _regmap_read()
2707 * @map: Register map to read from
2714 int regmap_read(struct regmap *map, unsigned int reg, unsigned int *val) in regmap_read() argument
2718 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_read()
2721 map->lock(map->lock_arg); in regmap_read()
2723 ret = _regmap_read(map, reg, val); in regmap_read()
2725 map->unlock(map->lock_arg); in regmap_read()
2734 * @map: Register map to read from
2742 int regmap_raw_read(struct regmap *map, unsigned int reg, void *val, in regmap_raw_read() argument
2745 size_t val_bytes = map->format.val_bytes; in regmap_raw_read()
2750 if (!map->bus) in regmap_raw_read()
2752 if (val_len % map->format.val_bytes) in regmap_raw_read()
2754 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_raw_read()
2759 map->lock(map->lock_arg); in regmap_raw_read()
2761 if (regmap_volatile_range(map, reg, val_count) || map->cache_bypass || in regmap_raw_read()
2762 map->cache_type == REGCACHE_NONE) { in regmap_raw_read()
2766 if (!map->bus->read) { in regmap_raw_read()
2771 if (map->use_single_read) in regmap_raw_read()
2773 else if (map->max_raw_read && val_len > map->max_raw_read) in regmap_raw_read()
2774 chunk_regs = map->max_raw_read / val_bytes; in regmap_raw_read()
2781 ret = _regmap_raw_read(map, reg, val, chunk_bytes, false); in regmap_raw_read()
2785 reg += regmap_get_offset(map, chunk_regs); in regmap_raw_read()
2792 ret = _regmap_raw_read(map, reg, val, val_len, false); in regmap_raw_read()
2801 ret = _regmap_read(map, reg + regmap_get_offset(map, i), in regmap_raw_read()
2806 map->format.format_val(val + (i * val_bytes), v, 0); in regmap_raw_read()
2811 map->unlock(map->lock_arg); in regmap_raw_read()
2821 * @map: Register map to read from
2838 int regmap_noinc_read(struct regmap *map, unsigned int reg, in regmap_noinc_read() argument
2844 if (!map->bus) in regmap_noinc_read()
2846 if (!map->bus->read) in regmap_noinc_read()
2848 if (val_len % map->format.val_bytes) in regmap_noinc_read()
2850 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_noinc_read()
2855 map->lock(map->lock_arg); in regmap_noinc_read()
2857 if (!regmap_volatile(map, reg) || !regmap_readable_noinc(map, reg)) { in regmap_noinc_read()
2863 if (map->max_raw_read && map->max_raw_read < val_len) in regmap_noinc_read()
2864 read_len = map->max_raw_read; in regmap_noinc_read()
2867 ret = _regmap_raw_read(map, reg, val, read_len, true); in regmap_noinc_read()
2875 map->unlock(map->lock_arg); in regmap_noinc_read()
2941 * @map: Register map to read from
2949 int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val, in regmap_bulk_read() argument
2953 size_t val_bytes = map->format.val_bytes; in regmap_bulk_read()
2954 bool vol = regmap_volatile_range(map, reg, val_count); in regmap_bulk_read()
2956 if (!IS_ALIGNED(reg, map->reg_stride)) in regmap_bulk_read()
2961 if (map->bus && map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) { in regmap_bulk_read()
2962 ret = regmap_raw_read(map, reg, val, val_bytes * val_count); in regmap_bulk_read()
2967 map->format.parse_inplace(val + i); in regmap_bulk_read()
2976 map->lock(map->lock_arg); in regmap_bulk_read()
2981 ret = _regmap_read(map, reg + regmap_get_offset(map, i), in regmap_bulk_read()
2986 switch (map->format.val_bytes) { in regmap_bulk_read()
3008 map->unlock(map->lock_arg); in regmap_bulk_read()
3015 static int _regmap_update_bits(struct regmap *map, unsigned int reg, in _regmap_update_bits() argument
3025 if (regmap_volatile(map, reg) && map->reg_update_bits) { in _regmap_update_bits()
3026 ret = map->reg_update_bits(map->bus_context, reg, mask, val); in _regmap_update_bits()
3030 ret = _regmap_read(map, reg, &orig); in _regmap_update_bits()
3038 ret = _regmap_write(map, reg, tmp); in _regmap_update_bits()
3050 * @map: Register map to update
3058 * Perform a read/modify/write cycle on a register map with change, async, force
3069 int regmap_update_bits_base(struct regmap *map, unsigned int reg, in regmap_update_bits_base() argument
3075 map->lock(map->lock_arg); in regmap_update_bits_base()
3077 map->async = async; in regmap_update_bits_base()
3079 ret = _regmap_update_bits(map, reg, mask, val, change, force); in regmap_update_bits_base()
3081 map->async = false; in regmap_update_bits_base()
3083 map->unlock(map->lock_arg); in regmap_update_bits_base()
3092 * @map: Register map to operate on
3100 int regmap_test_bits(struct regmap *map, unsigned int reg, unsigned int bits) in regmap_test_bits() argument
3104 ret = regmap_read(map, reg, &val); in regmap_test_bits()
3114 struct regmap *map = async->map; in regmap_async_complete_cb() local
3117 trace_regmap_async_io_complete(map); in regmap_async_complete_cb()
3119 spin_lock(&map->async_lock); in regmap_async_complete_cb()
3120 list_move(&async->list, &map->async_free); in regmap_async_complete_cb()
3121 wake = list_empty(&map->async_list); in regmap_async_complete_cb()
3124 map->async_ret = ret; in regmap_async_complete_cb()
3126 spin_unlock(&map->async_lock); in regmap_async_complete_cb()
3129 wake_up(&map->async_waitq); in regmap_async_complete_cb()
3133 static int regmap_async_is_done(struct regmap *map) in regmap_async_is_done() argument
3138 spin_lock_irqsave(&map->async_lock, flags); in regmap_async_is_done()
3139 ret = list_empty(&map->async_list); in regmap_async_is_done()
3140 spin_unlock_irqrestore(&map->async_lock, flags); in regmap_async_is_done()
3148 * @map: Map to operate on.
3153 int regmap_async_complete(struct regmap *map) in regmap_async_complete() argument
3159 if (!map->bus || !map->bus->async_write) in regmap_async_complete()
3162 trace_regmap_async_complete_start(map); in regmap_async_complete()
3164 wait_event(map->async_waitq, regmap_async_is_done(map)); in regmap_async_complete()
3166 spin_lock_irqsave(&map->async_lock, flags); in regmap_async_complete()
3167 ret = map->async_ret; in regmap_async_complete()
3168 map->async_ret = 0; in regmap_async_complete()
3169 spin_unlock_irqrestore(&map->async_lock, flags); in regmap_async_complete()
3171 trace_regmap_async_complete_done(map); in regmap_async_complete()
3181 * @map: Register map to apply updates to.
3194 int regmap_register_patch(struct regmap *map, const struct reg_sequence *regs, in regmap_register_patch() argument
3205 p = krealloc(map->patch, in regmap_register_patch()
3206 sizeof(struct reg_sequence) * (map->patch_regs + num_regs), in regmap_register_patch()
3209 memcpy(p + map->patch_regs, regs, num_regs * sizeof(*regs)); in regmap_register_patch()
3210 map->patch = p; in regmap_register_patch()
3211 map->patch_regs += num_regs; in regmap_register_patch()
3216 map->lock(map->lock_arg); in regmap_register_patch()
3218 bypass = map->cache_bypass; in regmap_register_patch()
3220 map->cache_bypass = true; in regmap_register_patch()
3221 map->async = true; in regmap_register_patch()
3223 ret = _regmap_multi_reg_write(map, regs, num_regs); in regmap_register_patch()
3225 map->async = false; in regmap_register_patch()
3226 map->cache_bypass = bypass; in regmap_register_patch()
3228 map->unlock(map->lock_arg); in regmap_register_patch()
3230 regmap_async_complete(map); in regmap_register_patch()
3239 * @map: Register map to operate on.
3244 int regmap_get_val_bytes(struct regmap *map) in regmap_get_val_bytes() argument
3246 if (map->format.format_write) in regmap_get_val_bytes()
3249 return map->format.val_bytes; in regmap_get_val_bytes()
3256 * @map: Register map to operate on.
3261 int regmap_get_max_register(struct regmap *map) in regmap_get_max_register() argument
3263 return map->max_register ? map->max_register : -EINVAL; in regmap_get_max_register()
3270 * @map: Register map to operate on.
3275 int regmap_get_reg_stride(struct regmap *map) in regmap_get_reg_stride() argument
3277 return map->reg_stride; in regmap_get_reg_stride()
3281 int regmap_parse_val(struct regmap *map, const void *buf, in regmap_parse_val() argument
3284 if (!map->format.parse_val) in regmap_parse_val()
3287 *val = map->format.parse_val(buf); in regmap_parse_val()