Add the devres and non-devres variant of clk_hw_register_fixed_factor_parent_hw() for registering a fixed factor clock with clk_hw parent pointer instead of parent name.
Signed-off-by: Marijn Suijten marijn.suijten@somainline.org --- drivers/clk/clk-fixed-factor.c | 57 ++++++++++++++++++++++++++++------ include/linux/clk-provider.h | 8 +++++ 2 files changed, 55 insertions(+), 10 deletions(-)
diff --git a/drivers/clk/clk-fixed-factor.c b/drivers/clk/clk-fixed-factor.c index 54942d758ee6..fabb98d0cdb2 100644 --- a/drivers/clk/clk-fixed-factor.c +++ b/drivers/clk/clk-fixed-factor.c @@ -78,7 +78,8 @@ static void devm_clk_hw_register_fixed_factor_release(struct device *dev, void *
static struct clk_hw * __clk_hw_register_fixed_factor(struct device *dev, struct device_node *np, - const char *name, const char *parent_name, int index, + const char *name, const char *parent_name, + const struct clk_hw *parent_hw, int index, unsigned long flags, unsigned int mult, unsigned int div, bool devm) { @@ -108,7 +109,9 @@ __clk_hw_register_fixed_factor(struct device *dev, struct device_node *np, init.name = name; init.ops = &clk_fixed_factor_ops; init.flags = flags; - if (parent_name) + if (parent_hw) + init.parent_hws = &parent_hw; + else if (parent_name) init.parent_names = &parent_name; else init.parent_data = &pdata; @@ -148,17 +151,50 @@ struct clk_hw *devm_clk_hw_register_fixed_factor_index(struct device *dev, const char *name, unsigned int index, unsigned long flags, unsigned int mult, unsigned int div) { - return __clk_hw_register_fixed_factor(dev, NULL, name, NULL, index, - flags, mult, div, true); + return __clk_hw_register_fixed_factor(dev, NULL, name, NULL, NULL, + index, flags, mult, div, true); } EXPORT_SYMBOL_GPL(devm_clk_hw_register_fixed_factor_index);
+/** + * devm_clk_hw_register_fixed_factor_parent_hw - Register a fixed factor clock with + * pointer to parent clock + * @dev: device that is registering this clock + * @name: name of this clock + * @parent_hw: pointer to parent clk + * @flags: fixed factor flags + * @mult: multiplier + * @div: divider + * + * Return: Pointer to fixed factor clk_hw structure that was registered or + * an error pointer. + */ +struct clk_hw *devm_clk_hw_register_fixed_factor_parent_hw(struct device *dev, + const char *name, const struct clk_hw *parent_hw, + unsigned long flags, unsigned int mult, unsigned int div) +{ + return __clk_hw_register_fixed_factor(dev, NULL, name, NULL, parent_hw, + -1, flags, mult, div, true); +} +EXPORT_SYMBOL_GPL(devm_clk_hw_register_fixed_factor_parent_hw); + +struct clk_hw *clk_hw_register_fixed_factor_parent_hw(struct device *dev, + const char *name, const struct clk_hw *parent_hw, + unsigned long flags, unsigned int mult, unsigned int div) +{ + return __clk_hw_register_fixed_factor(dev, NULL, name, NULL, + parent_hw, -1, flags, mult, div, + false); +} +EXPORT_SYMBOL_GPL(clk_hw_register_fixed_factor_parent_hw); + struct clk_hw *clk_hw_register_fixed_factor(struct device *dev, const char *name, const char *parent_name, unsigned long flags, unsigned int mult, unsigned int div) { - return __clk_hw_register_fixed_factor(dev, NULL, name, parent_name, -1, - flags, mult, div, false); + return __clk_hw_register_fixed_factor(dev, NULL, name, parent_name, + NULL, -1, flags, mult, div, + false); } EXPORT_SYMBOL_GPL(clk_hw_register_fixed_factor);
@@ -204,8 +240,9 @@ struct clk_hw *devm_clk_hw_register_fixed_factor(struct device *dev, const char *name, const char *parent_name, unsigned long flags, unsigned int mult, unsigned int div) { - return __clk_hw_register_fixed_factor(dev, NULL, name, parent_name, -1, - flags, mult, div, true); + return __clk_hw_register_fixed_factor(dev, NULL, name, parent_name, + NULL, -1, flags, mult, div, + true); } EXPORT_SYMBOL_GPL(devm_clk_hw_register_fixed_factor);
@@ -240,8 +277,8 @@ static struct clk_hw *_of_fixed_factor_clk_setup(struct device_node *node) if (of_match_node(set_rate_parent_matches, node)) flags |= CLK_SET_RATE_PARENT;
- hw = __clk_hw_register_fixed_factor(NULL, node, clk_name, NULL, 0, - flags, mult, div, false); + hw = __clk_hw_register_fixed_factor(NULL, node, clk_name, NULL, NULL, + 0, flags, mult, div, false); if (IS_ERR(hw)) { /* * Clear OF_POPULATED flag so that clock registration can be diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 316c7e082934..94458cb669f0 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -1032,6 +1032,14 @@ struct clk_hw *devm_clk_hw_register_fixed_factor(struct device *dev, struct clk_hw *devm_clk_hw_register_fixed_factor_index(struct device *dev, const char *name, unsigned int index, unsigned long flags, unsigned int mult, unsigned int div); + +struct clk_hw *devm_clk_hw_register_fixed_factor_parent_hw(struct device *dev, + const char *name, const struct clk_hw *parent_hw, + unsigned long flags, unsigned int mult, unsigned int div); + +struct clk_hw *clk_hw_register_fixed_factor_parent_hw(struct device *dev, + const char *name, const struct clk_hw *parent_hw, + unsigned long flags, unsigned int mult, unsigned int div); /** * struct clk_fractional_divider - adjustable fractional divider clock *