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[PATCH v3 16/20] firmware: add helper to check to see if fw cache is setup

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Add a helper to check if the firmware cache is already setup for a device.
This will be used later.

Signed-off-by: Luis R. Rodriguez <mcgrof@xxxxxxxxxx>
---
 drivers/base/firmware_loader/main.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c
index f5046887e362..b569d8a09392 100644
--- a/drivers/base/firmware_loader/main.c
+++ b/drivers/base/firmware_loader/main.c
@@ -396,13 +396,23 @@ static struct fw_name_devm *fw_find_devm_name(struct device *dev,
 	return fwn;
 }
 
-/* add firmware name into devres list */
-static int fw_add_devm_name(struct device *dev, const char *name)
+static bool fw_cache_is_setup(struct device *dev, const char *name)
 {
 	struct fw_name_devm *fwn;
 
 	fwn = fw_find_devm_name(dev, name);
 	if (fwn)
+		return true;
+
+	return false;
+}
+
+/* add firmware name into devres list */
+static int fw_add_devm_name(struct device *dev, const char *name)
+{
+	struct fw_name_devm *fwn;
+
+	if (fw_cache_is_setup(dev, name))
 		return 0;
 
 	fwn = devres_alloc(fw_name_devm_release, sizeof(struct fw_name_devm),
-- 
2.16.2




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