linux-kernel - [PATCH v1 2/3] clkdev: Remove never used devm_clk_release

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Message-Id: <20220623115719.52683-2-andriy.shevchenko@linux.intel.com>
Date:   Thu, 23 Jun 2022 14:57:18 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Stephen Boyd <sboyd@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     Michael Turquette <mturquette@...libre.com>,
        Russell King <linux@...linux.org.uk>
Subject: [PATCH v1 2/3] clkdev: Remove never used devm_clk_release_clkdev()

For the entire history of the devm_clk_release_clkdev() existence
(since 2018) it was never used. Remove it for good.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/clk/clkdev.c   | 34 ----------------------------------
 include/linux/clkdev.h |  2 --
 2 files changed, 36 deletions(-)

diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c
index 7f397a09877d..716bb1710b89 100644
--- a/drivers/clk/clkdev.c
+++ b/drivers/clk/clkdev.c
@@ -353,40 +353,6 @@ static void devm_clkdev_release(struct device *dev, void *res)
 	clkdev_drop(*(struct clk_lookup **)res);
 }
 
-static int devm_clk_match_clkdev(struct device *dev, void *res, void *data)
-{
-	struct clk_lookup **l = res;
-
-	return *l == data;
-}
-
-/**
- * devm_clk_release_clkdev - Resource managed clkdev lookup release
- * @dev: device this lookup is bound
- * @con_id: connection ID string on device
- * @dev_id: format string describing device name
- *
- * Drop the clkdev lookup created with devm_clk_hw_register_clkdev.
- * Normally this function will not need to be called and the resource
- * management code will ensure that the resource is freed.
- */
-void devm_clk_release_clkdev(struct device *dev, const char *con_id,
-			     const char *dev_id)
-{
-	struct clk_lookup *cl;
-	int rval;
-
-	mutex_lock(&clocks_mutex);
-	cl = clk_find(dev_id, con_id);
-	mutex_unlock(&clocks_mutex);
-
-	WARN_ON(!cl);
-	rval = devres_release(dev, devm_clkdev_release,
-			      devm_clk_match_clkdev, cl);
-	WARN_ON(rval);
-}
-EXPORT_SYMBOL(devm_clk_release_clkdev);
-
 /**
  * devm_clk_hw_register_clkdev - managed clk lookup registration for clk_hw
  * @dev: device this lookup is bound
diff --git a/include/linux/clkdev.h b/include/linux/clkdev.h
index 8a8423eb8e9a..45570bc21a43 100644
--- a/include/linux/clkdev.h
+++ b/include/linux/clkdev.h
@@ -46,6 +46,4 @@ int clk_hw_register_clkdev(struct clk_hw *, const char *, const char *);
 
 int devm_clk_hw_register_clkdev(struct device *dev, struct clk_hw *hw,
 				const char *con_id, const char *dev_id);
-void devm_clk_release_clkdev(struct device *dev, const char *con_id,
-			     const char *dev_id);
 #endif
-- 
2.35.1