diff options
Diffstat (limited to 'drivers/clk/clkdev.c')
-rw-r--r-- | drivers/clk/clkdev.c | 60 |
1 files changed, 11 insertions, 49 deletions
diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c index 67f601a41023..ee37d0be6877 100644 --- a/drivers/clk/clkdev.c +++ b/drivers/clk/clkdev.c @@ -165,7 +165,7 @@ vclkdev_alloc(struct clk_hw *hw, const char *con_id, const char *dev_fmt, cla->cl.clk_hw = hw; if (con_id) { - strlcpy(cla->con_id, con_id, sizeof(cla->con_id)); + strscpy(cla->con_id, con_id, sizeof(cla->con_id)); cla->cl.con_id = cla->con_id; } @@ -346,46 +346,12 @@ int clk_hw_register_clkdev(struct clk_hw *hw, const char *con_id, } EXPORT_SYMBOL(clk_hw_register_clkdev); -static void devm_clkdev_release(struct device *dev, void *res) +static void devm_clkdev_release(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; + clkdev_drop(res); } /** - * 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 * @hw: struct clk_hw to associate with all clk_lookups @@ -403,17 +369,13 @@ EXPORT_SYMBOL(devm_clk_release_clkdev); int devm_clk_hw_register_clkdev(struct device *dev, struct clk_hw *hw, const char *con_id, const char *dev_id) { - int rval = -ENOMEM; - struct clk_lookup **cl; - - cl = devres_alloc(devm_clkdev_release, sizeof(*cl), GFP_KERNEL); - if (cl) { - rval = do_clk_register_clkdev(hw, cl, con_id, dev_id); - if (!rval) - devres_add(dev, cl); - else - devres_free(cl); - } - return rval; + struct clk_lookup *cl; + int rval; + + rval = do_clk_register_clkdev(hw, &cl, con_id, dev_id); + if (rval) + return rval; + + return devm_add_action_or_reset(dev, devm_clkdev_release, cl); } EXPORT_SYMBOL(devm_clk_hw_register_clkdev); |