Merge remote-tracking branches 'asoc/topic/sunxi', 'asoc/topic/symmetry', 'asoc/topic...

[sfrench/cifs-2.6.git] / drivers / base / cacheinfo.c

diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
index eb3af2739537a8def39259206e2345a2adc72c71..07532d83be0bca7d06aa5e99670ac920435e0ed9 100644 (file)
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -186,6 +186,11 @@ static void cache_associativity(struct cacheinfo *this_leaf)
                this_leaf->ways_of_associativity = (size / nr_sets) / line_size;
 }
 
+static bool cache_node_is_unified(struct cacheinfo *this_leaf)
+{
+       return of_property_read_bool(this_leaf->of_node, "cache-unified");
+}
+
 static void cache_of_override_properties(unsigned int cpu)
 {
        int index;
@@ -194,6 +199,14 @@ static void cache_of_override_properties(unsigned int cpu)
 
        for (index = 0; index < cache_leaves(cpu); index++) {
                this_leaf = this_cpu_ci->info_list + index;
+               /*
+                * init_cache_level must setup the cache level correctly
+                * overriding the architecturally specified levels, so
+                * if type is NONE at this stage, it should be unified
+                */
+               if (this_leaf->type == CACHE_TYPE_NOCACHE &&
+                   cache_node_is_unified(this_leaf))
+                       this_leaf->type = CACHE_TYPE_UNIFIED;
                cache_size(this_leaf);
                cache_get_line_size(this_leaf);
                cache_nr_sets(this_leaf);