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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mfd: stpmic1: Convert 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.
Signed-off-by: Bo Liu <liubo03@inspur.com>
Link: https://lore.kernel.org/r/20240206071314.8721-18-liubo03@inspur.com
Signed-off-by: Lee Jones <lee@kernel.org>
+1
-1
+1
-1
drivers/mfd/stpmic1.c
+1
-1
drivers/mfd/stpmic1.c
···
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static const struct regmap_config stpmic1_regmap_config = {
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.reg_bits = 8,
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.val_bits = 8,
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-
.cache_type = REGCACHE_RBTREE,
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+
.cache_type = REGCACHE_MAPLE,
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.max_register = PMIC_MAX_REGISTER_ADDRESS,
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.rd_table = &stpmic1_readable_table,
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.wr_table = &stpmic1_writeable_table,