#define AUTOIDLE_LOW 0x1
static LIST_HEAD(autoidle_clks);
-static LIST_HEAD(clk_hw_omap_clocks);
+
+static int _omap2_clk_deny_idle(struct clk_hw_omap *clk)
+{
+ if (clk->ops && clk->ops->deny_idle)
+ clk->ops->deny_idle(clk);
+ return 0;
+}
+
+static int _omap2_clk_allow_idle(struct clk_hw_omap *clk)
+{
+ if (clk->ops && clk->ops->allow_idle)
+ clk->ops->allow_idle(clk);
+ return 0;
+}
/**
* omap2_clk_deny_idle - disable autoidle on an OMAP clock
*/
int omap2_clk_deny_idle(struct clk *clk)
{
- struct clk_hw_omap *c;
+ struct clk_hw_omap *c = to_clk_hw_omap(__clk_get_hw(clk));
- c = to_clk_hw_omap(__clk_get_hw(clk));
- if (c->ops && c->ops->deny_idle)
- c->ops->deny_idle(c);
- return 0;
+ return _omap2_clk_deny_idle(c);
}
/**
*/
int omap2_clk_allow_idle(struct clk *clk)
{
- struct clk_hw_omap *c;
+ struct clk_hw_omap *c = to_clk_hw_omap(__clk_get_hw(clk));
- c = to_clk_hw_omap(__clk_get_hw(clk));
- if (c->ops && c->ops->allow_idle)
- c->ops->allow_idle(c);
- return 0;
+ return _omap2_clk_allow_idle(c);
}
static void _allow_autoidle(struct clk_ti_autoidle *clk)
return 0;
}
-/**
- * omap2_init_clk_hw_omap_clocks - initialize an OMAP clock
- * @hw: struct clk_hw * to initialize
- *
- * Add an OMAP clock @clk to the internal list of OMAP clocks. Used
- * temporarily for autoidle handling, until this support can be
- * integrated into the common clock framework code in some way. No
- * return value.
- */
-void omap2_init_clk_hw_omap_clocks(struct clk_hw *hw)
-{
- struct clk_hw_omap *c;
-
- if (clk_hw_get_flags(hw) & CLK_IS_BASIC)
- return;
-
- c = to_clk_hw_omap(hw);
- list_add(&c->node, &clk_hw_omap_clocks);
-}
-
/**
* omap2_clk_enable_autoidle_all - enable autoidle on all OMAP clocks that
* support it
*/
int omap2_clk_enable_autoidle_all(void)
{
- struct clk_hw_omap *c;
+ int ret;
- list_for_each_entry(c, &clk_hw_omap_clocks, node)
- if (c->ops && c->ops->allow_idle)
- c->ops->allow_idle(c);
+ ret = omap2_clk_for_each(_omap2_clk_allow_idle);
+ if (ret)
+ return ret;
_clk_generic_allow_autoidle_all();
*/
int omap2_clk_disable_autoidle_all(void)
{
- struct clk_hw_omap *c;
+ int ret;
- list_for_each_entry(c, &clk_hw_omap_clocks, node)
- if (c->ops && c->ops->deny_idle)
- c->ops->deny_idle(c);
+ ret = omap2_clk_for_each(_omap2_clk_deny_idle);
+ if (ret)
+ return ret;
_clk_generic_deny_autoidle_all();
#undef pr_fmt
#define pr_fmt(fmt) "%s: " fmt, __func__
+static LIST_HEAD(clk_hw_omap_clocks);
struct ti_clk_ll_ops *ti_clk_ll_ops;
static struct device_node *clocks_node_ptr[CLK_MAX_MEMMAPS];
return clk;
}
+
+/**
+ * omap2_init_clk_hw_omap_clocks - initialize an OMAP clock
+ * @hw: struct clk_hw * to initialize
+ *
+ * Add an OMAP clock @clk to the internal list of OMAP clocks. Used
+ * temporarily for autoidle handling, until this support can be
+ * integrated into the common clock framework code in some way. No
+ * return value.
+ */
+void omap2_init_clk_hw_omap_clocks(struct clk_hw *hw)
+{
+ struct clk_hw_omap *c;
+
+ c = to_clk_hw_omap(hw);
+ list_add(&c->node, &clk_hw_omap_clocks);
+}
+
+/**
+ * omap2_clk_for_each - call function for each registered clk_hw_omap
+ * @fn: pointer to a callback function
+ *
+ * Call @fn for each registered clk_hw_omap, passing @hw to each
+ * function. @fn must return 0 for success or any other value for
+ * failure. If @fn returns non-zero, the iteration across clocks
+ * will stop and the non-zero return value will be passed to the
+ * caller of omap2_clk_for_each().
+ */
+int omap2_clk_for_each(int (*fn)(struct clk_hw_omap *hw))
+{
+ int ret;
+ struct clk_hw_omap *hw;
+
+ list_for_each_entry(hw, &clk_hw_omap_clocks, node) {
+ ret = (*fn)(hw);
+ if (ret)
+ break;
+ }
+
+ return ret;
+}