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regmap: use rb_entry() 

To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
zero-colors
Geliang Tang 2016-12-19 22:40:25 +08:00 committed by Mark Brown
parent daaadbf074
commit 671a911bb9
2 changed files with 5 additions and 6 deletions
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7
drivers/base/regmap/regcache-rbtree.c
View File

@ -81,7 +81,7 @@ static struct regcache_rbtree_node *regcache_rbtree_lookup(struct regmap *map,
node = rbtree_ctx->root.rb_node;
while (node) {
rbnode = container_of(node, struct regcache_rbtree_node, node);
rbnode = rb_entry(node, struct regcache_rbtree_node, node);
regcache_rbtree_get_base_top_reg(map, rbnode, &base_reg,
&top_reg);
if (reg >= base_reg && reg <= top_reg) {
@ -108,8 +108,7 @@ static int regcache_rbtree_insert(struct regmap *map, struct rb_root *root,
parent = NULL;
new = &root->rb_node;
while (*new) {
rbnode_tmp = container_of(*new, struct regcache_rbtree_node,
node);
rbnode_tmp = rb_entry(*new, struct regcache_rbtree_node, node);
/* base and top registers of the current rbnode */
regcache_rbtree_get_base_top_reg(map, rbnode_tmp, &base_reg_tmp,
&top_reg_tmp);
@ -152,7 +151,7 @@ static int rbtree_show(struct seq_file *s, void *ignored)
for (node = rb_first(&rbtree_ctx->root); node != NULL;
node = rb_next(node)) {
n = container_of(node, struct regcache_rbtree_node, node);
n = rb_entry(node, struct regcache_rbtree_node, node);
mem_size += sizeof(*n);
mem_size += (n->blklen * map->cache_word_size);
mem_size += BITS_TO_LONGS(n->blklen) * sizeof(long);

4
drivers/base/regmap/regmap.c
View File

@ -459,7 +459,7 @@ static bool _regmap_range_add(struct regmap *map,
while (*new) {
struct regmap_range_node *this =
container_of(*new, struct regmap_range_node, node);
rb_entry(*new, struct regmap_range_node, node);
parent = *new;
if (data->range_max < this->range_min)
@ -483,7 +483,7 @@ static struct regmap_range_node *_regmap_range_lookup(struct regmap *map,
while (node) {
struct regmap_range_node *this =
container_of(node, struct regmap_range_node, node);
rb_entry(node, struct regmap_range_node, node);
if (reg < this->range_min)
node = node->rb_left;