diff mbox series

[net-next,4/9] net: phy: icplus: use the .soft_reset() of the phy-core

Message ID 20210209164051.18156-5-michael@walle.cc (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series net: phy: icplus: cleanups and new features | expand

Checks

Context Check Description
netdev/cover_letter success Link
netdev/fixes_present success Link
netdev/patch_count success Link
netdev/tree_selection success Clearly marked for net-next
netdev/subject_prefix success Link
netdev/cc_maintainers success CCed 6 of 6 maintainers
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Link
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success Link
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 60 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/header_inline success Link
netdev/stable success Stable not CCed

Commit Message

Michael Walle Feb. 9, 2021, 4:40 p.m. UTC 
The PHY core already resets the PHY before .config_init() if a
.soft_reset() op is registered. Drop the open-coded ip1xx_reset().

Signed-off-by: Michael Walle <michael@walle.cc>
---
 drivers/net/phy/icplus.c | 32 ++------------------------------
 1 file changed, 2 insertions(+), 30 deletions(-)

Comments

Andrew Lunn Feb. 10, 2021, 2:02 a.m. UTC | #1 
On Tue, Feb 09, 2021 at 05:40:46PM +0100, Michael Walle wrote:
> The PHY core already resets the PHY before .config_init() if a
> .soft_reset() op is registered. Drop the open-coded ip1xx_reset().
> 
> Signed-off-by: Michael Walle <michael@walle.cc>

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew
diff mbox series

Patch

diff --git a/drivers/net/phy/icplus.c b/drivers/net/phy/icplus.c
index 43b69addc0ce..036bac628b11 100644
--- a/drivers/net/phy/icplus.c
+++ b/drivers/net/phy/icplus.c
@@ -120,36 +120,10 @@  static int ip175c_config_init(struct phy_device *phydev)
 	return 0;
 }
 
-static int ip1xx_reset(struct phy_device *phydev)
-{
-	int bmcr;
-
-	/* Software Reset PHY */
-	bmcr = phy_read(phydev, MII_BMCR);
-	if (bmcr < 0)
-		return bmcr;
-	bmcr |= BMCR_RESET;
-	bmcr = phy_write(phydev, MII_BMCR, bmcr);
-	if (bmcr < 0)
-		return bmcr;
-
-	do {
-		bmcr = phy_read(phydev, MII_BMCR);
-		if (bmcr < 0)
-			return bmcr;
-	} while (bmcr & BMCR_RESET);
-
-	return 0;
-}
-
 static int ip1001_config_init(struct phy_device *phydev)
 {
 	int c;
 
-	c = ip1xx_reset(phydev);
-	if (c < 0)
-		return c;
-
 	/* Enable Auto Power Saving mode */
 	c = phy_read(phydev, IP1001_SPEC_CTRL_STATUS_2);
 	if (c < 0)
@@ -237,10 +211,6 @@  static int ip101a_g_config_init(struct phy_device *phydev)
 	struct ip101a_g_phy_priv *priv = phydev->priv;
 	int err, c;
 
-	c = ip1xx_reset(phydev);
-	if (c < 0)
-		return c;
-
 	/* configure the RXER/INTR_32 pin of the 32-pin IP101GR if needed: */
 	switch (priv->sel_intr32) {
 	case IP101GR_SEL_INTR32_RXER:
@@ -346,6 +316,7 @@  static struct phy_driver icplus_driver[] = {
 	.name		= "ICPlus IP1001",
 	/* PHY_GBIT_FEATURES */
 	.config_init	= ip1001_config_init,
+	.soft_reset	= genphy_soft_reset,
 	.suspend	= genphy_suspend,
 	.resume		= genphy_resume,
 }, {
@@ -356,6 +327,7 @@  static struct phy_driver icplus_driver[] = {
 	.config_intr	= ip101a_g_config_intr,
 	.handle_interrupt = ip101a_g_handle_interrupt,
 	.config_init	= ip101a_g_config_init,
+	.soft_reset	= genphy_soft_reset,
 	.suspend	= genphy_suspend,
 	.resume		= genphy_resume,
 } };