summaryrefslogtreecommitdiffstats
path: root/drivers/base
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-01-02 14:56:51 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-01-02 14:56:51 +0100
commit8c9076b07c99c2a37a96b9f5265e4def47823c86 (patch)
tree368e59df54d7b7ea02d8a626ac85e751883f6836 /drivers/base
parentcomponent: add debugfs support (diff)
parentLinux 4.15-rc6 (diff)
downloadlinux-8c9076b07c99c2a37a96b9f5265e4def47823c86.tar.xz
linux-8c9076b07c99c2a37a96b9f5265e4def47823c86.zip
Merge 4.15-rc6 into driver-core-next
We want the fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/cacheinfo.c13
-rw-r--r--drivers/base/power/main.c15
2 files changed, 28 insertions, 0 deletions
diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
index 6e1000bff481..edf726267282 100644
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -175,6 +175,11 @@ 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;
@@ -183,6 +188,14 @@ 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);
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index db2f04415927..08744b572af6 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -526,6 +526,21 @@ static void dpm_watchdog_clear(struct dpm_watchdog *wd)
/*------------------------- Resume routines -------------------------*/
/**
+ * dev_pm_skip_next_resume_phases - Skip next system resume phases for device.
+ * @dev: Target device.
+ *
+ * Make the core skip the "early resume" and "resume" phases for @dev.
+ *
+ * This function can be called by middle-layer code during the "noirq" phase of
+ * system resume if necessary, but not by device drivers.
+ */
+void dev_pm_skip_next_resume_phases(struct device *dev)
+{
+ dev->power.is_late_suspended = false;
+ dev->power.is_suspended = false;
+}
+
+/**
* device_resume_noirq - Execute a "noirq resume" callback for given device.
* @dev: Device to handle.
* @state: PM transition of the system being carried out.