From: Mark Brown Date: Thu, 13 Jul 2023 00:49:24 +0000 (+0100) Subject: mfd: cs47l92: Update to use maple tree register cache X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9300b1e5c640e3a44348b676e24d7c288855f0b7;p=linux.git mfd: cs47l92: Update to use maple tree register cache The maple tree register cache is based on a much more modern data structure than the rbtree cache and makes optimisation choices which are probably more appropriate for modern systems than those made by the rbtree cache. In v6.5 it has also acquired the ability to generate multi-register writes in sync operations, bringing performance up to parity with the rbtree cache there. Update the cs47l92 driver to use the more modern data structure. Signed-off-by: Mark Brown Link: https://lore.kernel.org/r/20230713-mfd-cirrus-maple-v1-6-16dacae402a8@kernel.org Signed-off-by: Lee Jones --- diff --git a/drivers/mfd/cs47l92-tables.c b/drivers/mfd/cs47l92-tables.c index f296e355df4da..4d9ba865aaf6c 100644 --- a/drivers/mfd/cs47l92-tables.c +++ b/drivers/mfd/cs47l92-tables.c @@ -1890,7 +1890,7 @@ const struct regmap_config cs47l92_16bit_spi_regmap = { .readable_reg = &cs47l92_16bit_readable_register, .volatile_reg = &cs47l92_16bit_volatile_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .reg_defaults = cs47l92_reg_default, .num_reg_defaults = ARRAY_SIZE(cs47l92_reg_default), }; @@ -1907,7 +1907,7 @@ const struct regmap_config cs47l92_16bit_i2c_regmap = { .readable_reg = &cs47l92_16bit_readable_register, .volatile_reg = &cs47l92_16bit_volatile_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .reg_defaults = cs47l92_reg_default, .num_reg_defaults = ARRAY_SIZE(cs47l92_reg_default), }; @@ -1926,7 +1926,7 @@ const struct regmap_config cs47l92_32bit_spi_regmap = { .readable_reg = &cs47l92_32bit_readable_register, .volatile_reg = &cs47l92_32bit_volatile_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; EXPORT_SYMBOL_GPL(cs47l92_32bit_spi_regmap); @@ -1942,6 +1942,6 @@ const struct regmap_config cs47l92_32bit_i2c_regmap = { .readable_reg = &cs47l92_32bit_readable_register, .volatile_reg = &cs47l92_32bit_volatile_register, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; EXPORT_SYMBOL_GPL(cs47l92_32bit_i2c_regmap);