| Message ID | 20240318064216.1765-1-wangkaiyuan@inspur.com |
|---|---|
| State | New |
| Headers | show |
| Series | [1/2] tty: serial: max310x: convert to use maple tree register cache | expand |
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 929206a9a6e1..410b772cdbb3 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1696,7 +1696,7 @@ static struct regmap_config regcfg = { .reg_bits = 5, .pad_bits = 3, .val_bits = 8, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .volatile_reg = sc16is7xx_regmap_volatile, .precious_reg = sc16is7xx_regmap_precious, .writeable_noinc_reg = sc16is7xx_regmap_noinc,
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: wangkaiyuan <wangkaiyuan@inspur.com> --- drivers/tty/serial/sc16is7xx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)