* [PATCH] net: ieee802154: mrf24j40: convert to use maple tree register cache
@ 2024-02-02 6:46 Bo Liu
2024-02-26 20:50 ` Stefan Schmidt
0 siblings, 1 reply; 2+ messages in thread
From: Bo Liu @ 2024-02-02 6:46 UTC (permalink / raw)
To: alex.aring, miquel.raynal, davem, edumazet, kuba, pabeni
Cc: linux-wpan, netdev, linux-kernel, Bo Liu
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>
---
drivers/net/ieee802154/mrf24j40.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index ee4cfbf2c5cc..d3f42efc5d1a 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -388,7 +388,7 @@ static const struct regmap_config mrf24j40_short_regmap = {
.pad_bits = 1,
.write_flag_mask = MRF24J40_SHORT_WRITE,
.read_flag_mask = MRF24J40_SHORT_READ,
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
.max_register = MRF24J40_SHORT_NUMREGS,
.writeable_reg = mrf24j40_short_reg_writeable,
.readable_reg = mrf24j40_short_reg_readable,
@@ -495,7 +495,7 @@ static const struct regmap_config mrf24j40_long_regmap = {
.pad_bits = 5,
.write_flag_mask = MRF24J40_LONG_ACCESS,
.read_flag_mask = MRF24J40_LONG_ACCESS,
- .cache_type = REGCACHE_RBTREE,
+ .cache_type = REGCACHE_MAPLE,
.max_register = MRF24J40_LONG_NUMREGS,
.writeable_reg = mrf24j40_long_reg_writeable,
.readable_reg = mrf24j40_long_reg_readable,
--
2.31.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] net: ieee802154: mrf24j40: convert to use maple tree register cache
2024-02-02 6:46 [PATCH] net: ieee802154: mrf24j40: convert to use maple tree register cache Bo Liu
@ 2024-02-26 20:50 ` Stefan Schmidt
0 siblings, 0 replies; 2+ messages in thread
From: Stefan Schmidt @ 2024-02-26 20:50 UTC (permalink / raw)
To: Bo Liu, alex.aring, miquel.raynal, davem, edumazet, kuba, pabeni
Cc: linux-wpan, netdev, linux-kernel
Hello,
On 02.02.24 07:46, Bo Liu wrote:
> 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>
> ---
> drivers/net/ieee802154/mrf24j40.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
> index ee4cfbf2c5cc..d3f42efc5d1a 100644
> --- a/drivers/net/ieee802154/mrf24j40.c
> +++ b/drivers/net/ieee802154/mrf24j40.c
> @@ -388,7 +388,7 @@ static const struct regmap_config mrf24j40_short_regmap = {
> .pad_bits = 1,
> .write_flag_mask = MRF24J40_SHORT_WRITE,
> .read_flag_mask = MRF24J40_SHORT_READ,
> - .cache_type = REGCACHE_RBTREE,
> + .cache_type = REGCACHE_MAPLE,
> .max_register = MRF24J40_SHORT_NUMREGS,
> .writeable_reg = mrf24j40_short_reg_writeable,
> .readable_reg = mrf24j40_short_reg_readable,
> @@ -495,7 +495,7 @@ static const struct regmap_config mrf24j40_long_regmap = {
> .pad_bits = 5,
> .write_flag_mask = MRF24J40_LONG_ACCESS,
> .read_flag_mask = MRF24J40_LONG_ACCESS,
> - .cache_type = REGCACHE_RBTREE,
> + .cache_type = REGCACHE_MAPLE,
> .max_register = MRF24J40_LONG_NUMREGS,
> .writeable_reg = mrf24j40_long_reg_writeable,
> .readable_reg = mrf24j40_long_reg_readable,
This patch has been applied to the wpan-next tree and will be
part of the next pull request to net-next. Thanks!
regards
Stefan Schmidt
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