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Date: Fri, 2 Feb 2024 01:46:11 -0500
From: Bo Liu <liubo03@...pur.com>
To: <alex.aring@...il.com>, <miquel.raynal@...tlin.com>,
<davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
<pabeni@...hat.com>
CC: <linux-wpan@...r.kernel.org>, <netdev@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, Bo Liu <liubo03@...pur.com>
Subject: [PATCH] net: ieee802154: mcr20a: 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@...pur.com>
---
drivers/net/ieee802154/mcr20a.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c
index 87abe3b46316..efb1be3c644e 100644
--- a/drivers/net/ieee802154/mcr20a.c
+++ b/drivers/net/ieee802154/mcr20a.c
@@ -251,7 +251,7 @@ static const struct regmap_config mcr20a_dar_regmap = {
.val_bits = 8,
.write_flag_mask = REGISTER_ACCESS | REGISTER_WRITE,
.read_flag_mask = REGISTER_ACCESS | REGISTER_READ,
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
.writeable_reg = mcr20a_dar_writeable,
.readable_reg = mcr20a_dar_readable,
.volatile_reg = mcr20a_dar_volatile,
@@ -387,7 +387,7 @@ static const struct regmap_config mcr20a_iar_regmap = {
.val_bits = 8,
.write_flag_mask = REGISTER_ACCESS | REGISTER_WRITE | IAR_INDEX,
.read_flag_mask = REGISTER_ACCESS | REGISTER_READ | IAR_INDEX,
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
.writeable_reg = mcr20a_iar_writeable,
.readable_reg = mcr20a_iar_readable,
.volatile_reg = mcr20a_iar_volatile,
--
2.31.1
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