phy: core: Add release phy_ops invoked when the consumer relinquishes PHY

Add a new phy_ops *release* invoked when the consumer relinquishes the PHY using phy_put/devm_phy_put. The initializations done by the PHY driver in of_xlate call back can be can be cleaned up here.

Kishon Vijay Abraham I committed 7 years ago

Commit fec06b21 parent 42c7cb72 files · +7 −0Browse files

Unified · Split

2 files

drivers/phy/phy-core.c +5 −0
include/linux/phy/phy.h +2 −0

drivers/phy/phy-core.c+5−0

@@ -564,6 +564,11 @@ void phy_put(struct phy *phy) · 563 unmodified lines
564	564	if (!phy \|\| IS_ERR(phy))
565	565	return;
566	566
	567	+ mutex_lock(&phy->mutex);
	568	+ if (phy->ops->release)
	569	+ phy->ops->release(phy);
	570	+ mutex_unlock(&phy->mutex);
	571	+
567	572	module_put(phy->ops->owner);
568	573	put_device(&phy->dev);
569	574	}

include/linux/phy/phy.h+2−0

@@ -64,6 +64,7 @@ union phy_configure_opts { · 63 unmodified lines
64	64	* @set_mode: set the mode of the phy
65	65	* @reset: resetting the phy
66	66	* @calibrate: calibrate the phy
	67	+ * @release: ops to be performed while the consumer relinquishes the PHY
67	68	* @owner: the module owner containing the ops
68	69	*/
69	70	struct phy_ops {
@@ -105,6 +106,7 @@ struct phy_ops { · 35 unmodified lines
105	106	union phy_configure_opts *opts);
106	107	int (reset)(struct phy phy);
107	108	int (calibrate)(struct phy phy);
	109	+ void (release)(struct phy phy);
108	110	struct module *owner;
109	111	};
110	112