From 3194d06a7e41d31ea4d8771b1ff3d93445e27403 Mon Sep 17 00:00:00 2001 From: "Luis R. Rodriguez" Date: Sat, 10 Mar 2018 06:14:57 -0800 Subject: firmware: add helper to check to see if fw cache is setup 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 Signed-off-by: Greg Kroah-Hartman --- drivers/base/firmware_loader/main.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'drivers/base') diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c index f504688..b569d8a 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), -- cgit v1.1