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@@ -268,6 +268,13 @@ typedef void (*regmap_unlock)(void *);
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* field is NULL but precious_table (see below) is not, the
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* check is performed on such table (a register is precious if
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* it belongs to one of the ranges specified by precious_table).
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+ * @writeable_noinc_reg: Optional callback returning true if the register
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+ * supports multiple write operations without incrementing
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+ * the register number. If this field is NULL but
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+ * wr_noinc_table (see below) is not, the check is
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+ * performed on such table (a register is no increment
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+ * writeable if it belongs to one of the ranges specified
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+ * by wr_noinc_table).
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* @readable_noinc_reg: Optional callback returning true if the register
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* supports multiple read operations without incrementing
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* the register number. If this field is NULL but
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@@ -302,6 +309,7 @@ typedef void (*regmap_unlock)(void *);
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* @rd_table: As above, for read access.
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* @volatile_table: As above, for volatile registers.
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* @precious_table: As above, for precious registers.
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+ * @wr_noinc_table: As above, for no increment writeable registers.
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* @rd_noinc_table: As above, for no increment readable registers.
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* @reg_defaults: Power on reset values for registers (for use with
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* register cache support).
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@@ -315,9 +323,12 @@ typedef void (*regmap_unlock)(void *);
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* masks are used.
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* @zero_flag_mask: If set, read_flag_mask and write_flag_mask are used even
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* if they are both empty.
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- * @use_single_rw: If set, converts the bulk read and write operations into
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- * a series of single read and write operations. This is useful
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- * for device that does not support bulk read and write.
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+ * @use_single_read: If set, converts the bulk read operation into a series of
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+ * single read operations. This is useful for a device that
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+ * does not support bulk read.
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+ * @use_single_write: If set, converts the bulk write operation into a series of
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+ * single write operations. This is useful for a device that
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+ * does not support bulk write.
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* @can_multi_write: If set, the device supports the multi write mode of bulk
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* write operations, if clear multi write requests will be
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* split into individual write operations
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@@ -352,6 +363,7 @@ struct regmap_config {
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bool (*readable_reg)(struct device *dev, unsigned int reg);
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bool (*volatile_reg)(struct device *dev, unsigned int reg);
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bool (*precious_reg)(struct device *dev, unsigned int reg);
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+ bool (*writeable_noinc_reg)(struct device *dev, unsigned int reg);
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bool (*readable_noinc_reg)(struct device *dev, unsigned int reg);
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bool disable_locking;
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@@ -369,6 +381,7 @@ struct regmap_config {
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const struct regmap_access_table *rd_table;
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const struct regmap_access_table *volatile_table;
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const struct regmap_access_table *precious_table;
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+ const struct regmap_access_table *wr_noinc_table;
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const struct regmap_access_table *rd_noinc_table;
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const struct reg_default *reg_defaults;
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unsigned int num_reg_defaults;
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@@ -380,7 +393,8 @@ struct regmap_config {
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unsigned long write_flag_mask;
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bool zero_flag_mask;
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- bool use_single_rw;
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+ bool use_single_read;
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+ bool use_single_write;
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bool can_multi_write;
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enum regmap_endian reg_format_endian;
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@@ -979,6 +993,8 @@ int regmap_write(struct regmap *map, unsigned int reg, unsigned int val);
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int regmap_write_async(struct regmap *map, unsigned int reg, unsigned int val);
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int regmap_raw_write(struct regmap *map, unsigned int reg,
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const void *val, size_t val_len);
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+int regmap_noinc_write(struct regmap *map, unsigned int reg,
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+ const void *val, size_t val_len);
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int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val,
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size_t val_count);
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int regmap_multi_reg_write(struct regmap *map, const struct reg_sequence *regs,
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@@ -1222,6 +1238,13 @@ static inline int regmap_raw_write_async(struct regmap *map, unsigned int reg,
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return -EINVAL;
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}
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+static inline int regmap_noinc_write(struct regmap *map, unsigned int reg,
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+ const void *val, size_t val_len)
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+{
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+ WARN_ONCE(1, "regmap API is disabled");
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+ return -EINVAL;
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+}
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+
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static inline int regmap_bulk_write(struct regmap *map, unsigned int reg,
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const void *val, size_t val_count)
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{
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