From 8728d4c032571a8569af14d09d18bf444c30e446 Mon Sep 17 00:00:00 2001
From: Marek Vasut <marek.vasut+renesas@mailbox.org>
Date: Sun, 19 Mar 2023 18:03:14 +0100
Subject: [PATCH] net: phy: Drop static phy_drivers list

The static phy_drivers list is superseded by linker list of struct phy_drivers
now that all drivers have been converted to the later. Drop the phy_drivers
list as well as list_head from struct phy_driver.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Acked-by: Michal Simek <michal.simek@amd.com>
Tested-by: Michal Simek <michal.simek@amd.com> #microblaze (MANUAL_RELOC)
---
 drivers/net/phy/phy.c | 26 ++------------------------
 include/phy.h         |  2 --
 2 files changed, 2 insertions(+), 26 deletions(-)

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index bd9c576f45..f4aa1f664c 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -463,8 +463,6 @@ U_BOOT_PHY_DRIVER(genphy) = {
 	.shutdown	= genphy_shutdown,
 };
 
-static LIST_HEAD(phy_drivers);
-
 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 static void phy_drv_reloc(struct phy_driver *drv)
 {
@@ -493,16 +491,6 @@ int phy_init(void)
 	const int ll_n_ents = ll_entry_count(struct phy_driver, phy_driver);
 	struct phy_driver *drv, *ll_entry;
 
-	/*
-	 * The pointers inside phy_drivers also needs to be updated incase of
-	 * manual reloc, without which these points to some invalid
-	 * pre reloc address and leads to invalid accesses, hangs.
-	 */
-	struct list_head *head = &phy_drivers;
-
-	head->next = (void *)head->next + gd->reloc_off;
-	head->prev = (void *)head->prev + gd->reloc_off;
-
 	/* Perform manual relocation on linker list based PHY drivers */
 	ll_entry = ll_entry_start(struct phy_driver, phy_driver);
 	for (drv = ll_entry; drv != ll_entry + ll_n_ents; drv++)
@@ -514,9 +502,6 @@ int phy_init(void)
 
 int phy_register(struct phy_driver *drv)
 {
-	INIT_LIST_HEAD(&drv->list);
-	list_add_tail(&drv->list, &phy_drivers);
-
 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 	phy_drv_reloc(drv);
 #endif
@@ -575,16 +560,9 @@ static struct phy_driver *generic_for_phy(struct phy_device *phydev)
 static struct phy_driver *get_phy_driver(struct phy_device *phydev)
 {
 	const int ll_n_ents = ll_entry_count(struct phy_driver, phy_driver);
-	struct phy_driver *ll_entry;
-	struct list_head *entry;
 	int phy_id = phydev->phy_id;
-	struct phy_driver *drv = NULL;
-
-	list_for_each(entry, &phy_drivers) {
-		drv = list_entry(entry, struct phy_driver, list);
-		if ((drv->uid & drv->mask) == (phy_id & drv->mask))
-			return drv;
-	}
+	struct phy_driver *ll_entry;
+	struct phy_driver *drv;
 
 	ll_entry = ll_entry_start(struct phy_driver, phy_driver);
 	for (drv = ll_entry; drv != ll_entry + ll_n_ents; drv++)
diff --git a/include/phy.h b/include/phy.h
index 5f4967cb15..5e8ae5e29a 100644
--- a/include/phy.h
+++ b/include/phy.h
@@ -125,8 +125,6 @@ struct phy_driver {
 	int (*write_mmd)(struct phy_device *phydev, int devad, int reg,
 			 u16 val);
 
-	struct list_head list;
-
 	/* driver private data */
 	ulong data;
 };
-- 
2.39.5