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| author | Bo Liu <liubo03@inspur.com> | 2024-02-06 02:13:07 -0500 |
|---|---|---|
| committer | Lee Jones <lee@kernel.org> | 2024-02-23 14:58:04 +0000 |
| commit | 6c93d555542695033c9263063b6b6dc00c556a9e (patch) | |
| tree | 7eacc1953fae0a40245669a021218159be2bc9b3 | |
| parent | 9261cd047326afcda6b942c77c16c6b4c8fb0489 (diff) | |
| download | lwn-6c93d555542695033c9263063b6b6dc00c556a9e.tar.gz lwn-6c93d555542695033c9263063b6b6dc00c556a9e.zip | |
mfd: rohm: 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>
Acked-by: Matti Vaittinen <mazziesaccount@gmail.com>
Link: https://lore.kernel.org/r/20240206071314.8721-12-liubo03@inspur.com
Signed-off-by: Lee Jones <lee@kernel.org>
| -rw-r--r-- | drivers/mfd/rohm-bd71828.c | 4 | ||||
| -rw-r--r-- | drivers/mfd/rohm-bd718x7.c | 2 | ||||
| -rw-r--r-- | drivers/mfd/rohm-bd9576.c | 2 |
3 files changed, 4 insertions, 4 deletions
diff --git a/drivers/mfd/rohm-bd71828.c b/drivers/mfd/rohm-bd71828.c index 594718f7e8e1..2f3826c7eef4 100644 --- a/drivers/mfd/rohm-bd71828.c +++ b/drivers/mfd/rohm-bd71828.c @@ -197,7 +197,7 @@ static const struct regmap_config bd71815_regmap = { .val_bits = 8, .volatile_table = &bd71815_volatile_regs, .max_register = BD71815_MAX_REGISTER - 1, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; static const struct regmap_config bd71828_regmap = { @@ -205,7 +205,7 @@ static const struct regmap_config bd71828_regmap = { .val_bits = 8, .volatile_table = &bd71828_volatile_regs, .max_register = BD71828_MAX_REGISTER, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; /* diff --git a/drivers/mfd/rohm-bd718x7.c b/drivers/mfd/rohm-bd718x7.c index 4798bdf27afb..7755a4c073bf 100644 --- a/drivers/mfd/rohm-bd718x7.c +++ b/drivers/mfd/rohm-bd718x7.c @@ -87,7 +87,7 @@ static const struct regmap_config bd718xx_regmap_config = { .val_bits = 8, .volatile_table = &volatile_regs, .max_register = BD718XX_MAX_REGISTER - 1, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; static int bd718xx_init_press_duration(struct regmap *regmap, diff --git a/drivers/mfd/rohm-bd9576.c b/drivers/mfd/rohm-bd9576.c index bceac7016740..3a9f61961721 100644 --- a/drivers/mfd/rohm-bd9576.c +++ b/drivers/mfd/rohm-bd9576.c @@ -62,7 +62,7 @@ static struct regmap_config bd957x_regmap = { .val_bits = 8, .volatile_table = &volatile_regs, .max_register = BD957X_MAX_REGISTER, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, }; static struct regmap_irq bd9576_irqs[] = { |