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[2001:871:23a:b9:6e3b:e5ff:fe2c:34c1]) by smtp.gmail.com with ESMTPSA id d4sm3087088wrc.34.2021.08.19.06.12.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Aug 2021 06:12:25 -0700 (PDT) From: Gerhard Engleder To: andrew@lunn.ch Cc: netdev@vger.kernel.org, Gerhard Engleder Subject: [PATCH net-next v2 1/3] net: phy: Support set_loopback override Date: Thu, 19 Aug 2021 15:11:52 +0200 Message-Id: <20210819131154.6586-2-gerhard@engleder-embedded.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210819131154.6586-1-gerhard@engleder-embedded.com> References: <20210819131154.6586-1-gerhard@engleder-embedded.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org phy_read_status and various other PHY functions support PHY specific overriding of driver functions by using a PHY specific pointer to the PHY driver. Add support of PHY specific override to phy_loopback too. Signed-off-by: Gerhard Engleder --- drivers/net/phy/phy_device.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 107aa6d7bc6b..ba5ad86ec826 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1821,11 +1821,10 @@ EXPORT_SYMBOL(phy_resume); int phy_loopback(struct phy_device *phydev, bool enable) { - struct phy_driver *phydrv = to_phy_driver(phydev->mdio.dev.driver); int ret = 0; - if (!phydrv) - return -ENODEV; + if (!phydev->drv) + return -EIO; mutex_lock(&phydev->lock); @@ -1839,8 +1838,8 @@ int phy_loopback(struct phy_device *phydev, bool enable) goto out; } - if (phydrv->set_loopback) - ret = phydrv->set_loopback(phydev, enable); + if (phydev->drv->set_loopback) + ret = phydev->drv->set_loopback(phydev, enable); else ret = genphy_loopback(phydev, enable);