diff mbox series

[1/3] phy: add generic_setup(shutdown)_phy_bulk()

Message ID 20240201-ehci-v1-1-bb506cb0f64d@outlook.com
State Superseded
Delegated to: Marek Vasut
Headers show
Series usb: ehci-generic: setup a bulk of phy when possible | expand

Commit Message

Yang Xiwen via B4 Relay Feb. 1, 2024, 1:16 p.m. UTC 
From: Yang Xiwen <forbidden405@outlook.com>

They are the bulk version of generic_setup(shutdown)_phy().

Signed-off-by: Yang Xiwen <forbidden405@outlook.com>
---
 drivers/phy/phy-uclass.c | 33 +++++++++++++++++++++++++++++++++
 include/generic-phy.h    | 29 +++++++++++++++++++++++++++++
 2 files changed, 62 insertions(+)
diff mbox series

Patch

diff --git a/drivers/phy/phy-uclass.c b/drivers/phy/phy-uclass.c
index 0dcfe258bc..d50ebbe3a0 100644
--- a/drivers/phy/phy-uclass.c
+++ b/drivers/phy/phy-uclass.c
@@ -528,6 +528,28 @@  int generic_setup_phy(struct udevice *dev, struct phy *phy, int index)
 	return ret;
 }
 
+int generic_setup_phy_bulk(struct udevice *dev, struct phy_bulk *bulk)
+{
+	struct phy *phys = bulk->phys;
+	int i, ret;
+
+	for (i = 0; i < bulk->count; i++) {
+		ret = generic_setup_phy(dev, &phys[i], i);
+		if (ret) {
+			pr_err("Can't setup PHY%d\n", i);
+			goto phys_setup_err;
+		}
+	}
+
+	return 0;
+
+phys_setup_err:
+	for (; i > 0; i--)
+		generic_shutdown_phy(&phys[i - 1]);
+
+	return ret;
+}
+
 int generic_shutdown_phy(struct phy *phy)
 {
 	int ret;
@@ -542,6 +564,17 @@  int generic_shutdown_phy(struct phy *phy)
 	return generic_phy_exit(phy);
 }
 
+int generic_shutdown_phy_bulk(struct phy_bulk *bulk)
+{
+	struct phy *phys = bulk->phys;
+	int i, ret = 0;
+
+	for (i = 0; i < bulk->count; i++)
+		ret |= generic_shutdown_phy(&phys[i]);
+
+	return ret;
+}
+
 UCLASS_DRIVER(phy) = {
 	.id		= UCLASS_PHY,
 	.name		= "phy",
diff --git a/include/generic-phy.h b/include/generic-phy.h
index eaab749166..2d1bf7c1ea 100644
--- a/include/generic-phy.h
+++ b/include/generic-phy.h
@@ -420,6 +420,16 @@  int generic_phy_power_off_bulk(struct phy_bulk *bulk);
  */
 int generic_setup_phy(struct udevice *dev, struct phy *phy, int index);
 
+/**
+ * generic_setup_phy() - Get, initialize and power on all phys in a phy bulk.
+ *
+ * @dev:	The consumer device.
+ * @bulk:	A pointer to the PHY bulk
+ *
+ * Return: 0 if OK, or negative error code.
+ */
+int generic_setup_phy_bulk(struct udevice *dev, struct phy_bulk *bulk);
+
 /**
  * generic_shutdown_phy() - Power off and de-initialize phy.
  *
@@ -429,6 +439,15 @@  int generic_setup_phy(struct udevice *dev, struct phy *phy, int index);
  */
 int generic_shutdown_phy(struct phy *phy);
 
+/**
+ * generic_shutdown_phy_bulk() - Power off and de-initialize all phys in a phy bulk.
+ *
+ * @bulk:	A pointer to the PHY bulk.
+ *
+ * Return: 0 if OK, or negative error code.
+ */
+int generic_shutdown_phy_bulk(struct phy_bulk *bulk);
+
 #else /* CONFIG_PHY */
 
 static inline int generic_phy_init(struct phy *phy)
@@ -514,11 +533,21 @@  static inline int generic_setup_phy(struct udevice *dev, struct phy *phy, int in
 	return 0;
 }
 
+static inline int generic_setup_phy_bulk(struct udevice *dev, struct phy_bulk *bulk)
+{
+	return 0;
+}
+
 static inline int generic_shutdown_phy(struct phy *phy)
 {
 	return 0;
 }
 
+static inline int generic_shutdown_phy_bulk(struct phy_bulk *bulk)
+{
+	return 0;
+}
+
 #endif /* CONFIG_PHY */
 
 /**