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 <broonie@xxxxxxxxxx> --- drivers/gpu/drm/bridge/chipone-icn6211.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/chipone-icn6211.c b/drivers/gpu/drm/bridge/chipone-icn6211.c index d205e755e524..82d23e4df09e 100644 --- a/drivers/gpu/drm/bridge/chipone-icn6211.c +++ b/drivers/gpu/drm/bridge/chipone-icn6211.c @@ -197,7 +197,7 @@ static const struct regmap_config chipone_regmap_config = { .val_bits = 8, .rd_table = &chipone_dsi_readable_table, .wr_table = &chipone_dsi_writeable_table, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .max_register = MIPI_ATE_STATUS(1), }; --- base-commit: 6465e260f48790807eef06b583b38ca9789b6072 change-id: 20230929-drm-chipone-maple-1d5e37ce5ed0 Best regards, -- Mark Brown <broonie@xxxxxxxxxx>