clk: Prepare for clk registration API that uses DT nodes

Split out the body of the clk_register() function so it can be shared
between the different types of registration APIs (DT, device).

Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Jerome Brunet <jbrunet@baylibre.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Jeffrey Hugo <jhugo@codeaurora.org>
Cc: Chen-Yu Tsai <wens@csie.org>
Cc: Rob Herring <robh@kernel.org>
Tested-by: Jeffrey Hugo <jhugo@codeaurora.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Stephen Boyd 2019-04-12 11:31:44 -07:00
parent d1011cba02
commit fceaa7d800

View File

@ -3313,18 +3313,7 @@ struct clk *clk_hw_create_clk(struct device *dev, struct clk_hw *hw,
return clk;
}
/**
* clk_register - allocate a new clock, register it and return an opaque cookie
* @dev: device that is registering this clock
* @hw: link to hardware-specific clock data
*
* clk_register is the primary interface for populating the clock tree with new
* clock nodes. It returns a pointer to the newly allocated struct clk which
* cannot be dereferenced by driver code but may be used in conjunction with the
* rest of the clock API. In the event of an error clk_register will return an
* error code; drivers must test for an error code after calling clk_register.
*/
struct clk *clk_register(struct device *dev, struct clk_hw *hw)
static struct clk *__clk_register(struct device *dev, struct clk_hw *hw)
{
int i, ret;
struct clk_core *core;
@ -3426,6 +3415,22 @@ fail_name:
fail_out:
return ERR_PTR(ret);
}
/**
* clk_register - allocate a new clock, register it and return an opaque cookie
* @dev: device that is registering this clock
* @hw: link to hardware-specific clock data
*
* clk_register is the primary interface for populating the clock tree with new
* clock nodes. It returns a pointer to the newly allocated struct clk which
* cannot be dereferenced by driver code but may be used in conjunction with the
* rest of the clock API. In the event of an error clk_register will return an
* error code; drivers must test for an error code after calling clk_register.
*/
struct clk *clk_register(struct device *dev, struct clk_hw *hw)
{
return __clk_register(dev, hw);
}
EXPORT_SYMBOL_GPL(clk_register);
/**
@ -3440,7 +3445,7 @@ EXPORT_SYMBOL_GPL(clk_register);
*/
int clk_hw_register(struct device *dev, struct clk_hw *hw)
{
return PTR_ERR_OR_ZERO(clk_register(dev, hw));
return PTR_ERR_OR_ZERO(__clk_register(dev, hw));
}
EXPORT_SYMBOL_GPL(clk_hw_register);