Re: [PATCH] drm/bridge: lt9211: Convert to use maple tree register cache

2023-10-02 Thread Neil Armstrong 
Hi,

On Sun, 01 Oct 2023 11:24:49 +0100, Mark Brown 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.
> 
> 

Thanks, Applied to https://anongit.freedesktop.org/git/drm/drm-misc.git 
(drm-misc-next)

[1/1] drm/bridge: lt9211: Convert to use maple tree register cache
  
https://cgit.freedesktop.org/drm/drm-misc/commit/?id=eae0cfcce3cd10a9189bf46934de9bde7ad7b2d0

-- 
Neil

Re: [PATCH] drm/bridge: lt9211: Convert to use maple tree register cache

2023-10-02 Thread Neil Armstrong 

On 01/10/2023 12:24, Mark Brown 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: Mark Brown 
---
  drivers/gpu/drm/bridge/lontium-lt9211.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/lontium-lt9211.c 
b/drivers/gpu/drm/bridge/lontium-lt9211.c
index 4d404f5ef87e..c8881796fba4 100644
--- a/drivers/gpu/drm/bridge/lontium-lt9211.c
+++ b/drivers/gpu/drm/bridge/lontium-lt9211.c
@@ -89,7 +89,7 @@ static const struct regmap_config lt9211_regmap_config = {
.volatile_table = _rw_table,
.ranges = _range,
.num_ranges = 1,
-   .cache_type = REGCACHE_RBTREE,
+   .cache_type = REGCACHE_MAPLE,
.max_register = 0xda00,
  };
  


---
base-commit: 6465e260f48790807eef06b583b38ca9789b6072
change-id: 20230929-drm-lt9211-maple-f2b0807acd53

Best regards,


Reviewed-by: Neil Armstrong

[PATCH] drm/bridge: lt9211: Convert to use maple tree register cache

2023-10-01 Thread Mark Brown 
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: Mark Brown 
---
 drivers/gpu/drm/bridge/lontium-lt9211.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/lontium-lt9211.c 
b/drivers/gpu/drm/bridge/lontium-lt9211.c
index 4d404f5ef87e..c8881796fba4 100644
--- a/drivers/gpu/drm/bridge/lontium-lt9211.c
+++ b/drivers/gpu/drm/bridge/lontium-lt9211.c
@@ -89,7 +89,7 @@ static const struct regmap_config lt9211_regmap_config = {
.volatile_table = _rw_table,
.ranges = _range,
.num_ranges = 1,
-   .cache_type = REGCACHE_RBTREE,
+   .cache_type = REGCACHE_MAPLE,
.max_register = 0xda00,
 };
 

---
base-commit: 6465e260f48790807eef06b583b38ca9789b6072
change-id: 20230929-drm-lt9211-maple-f2b0807acd53

Best regards,
-- 
Mark Brown