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Message-Id: <20231126015346.25208-4-ansuelsmth@gmail.com> Date: Sun, 26 Nov 2023 02:53:41 +0100 From: Christian Marangi <ansuelsmth@...il.com> To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, Andy Gross <agross@...nel.org>, Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>, Russell King <linux@...linux.org.uk>, Matthias Brugger <matthias.bgg@...il.com>, AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, Christian Marangi <ansuelsmth@...il.com>, Robert Marko <robert.marko@...tura.hr>, netdev@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org Subject: [net-next PATCH RFC v3 3/8] net: phy: add support for shared priv data size for PHY package in DT Add support for defining shared data size for PHY package defined in DT. A PHY driver has to define the value .phy_package_priv_data_size to make the generic OF PHY package function alloc priv data in the shared struct for the PHY package. Signed-off-by: Christian Marangi <ansuelsmth@...il.com> --- drivers/net/phy/phy_device.c | 7 ++++++- include/linux/phy.h | 3 +++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index f416f7434697..87f06b4ecbfe 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -3178,6 +3178,7 @@ static int of_phy_package(struct phy_device *phydev) { struct device_node *node = phydev->mdio.dev.of_node; struct device_node *package_node; + int shared_priv_data_size; u32 base_addr; int ret; @@ -3194,8 +3195,12 @@ static int of_phy_package(struct phy_device *phydev) if (of_property_read_u32(package_node, "reg", &base_addr)) return -EINVAL; + shared_priv_data_size = 0; + if (phydev->drv->phy_package_priv_data_size) + shared_priv_data_size = phydev->drv->phy_package_priv_data_size; + ret = devm_phy_package_join(&phydev->mdio.dev, phydev, - base_addr, 0); + base_addr, shared_priv_data_size); if (ret) return ret; diff --git a/include/linux/phy.h b/include/linux/phy.h index 80a4adaeb817..c4e6d0b3a86c 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -884,6 +884,8 @@ struct phy_led { * @flags: A bitfield defining certain other features this PHY * supports (like interrupts) * @driver_data: Static driver data + * @phy_package_priv_data_size: Size of the priv data to alloc + * for shared struct of PHY package. * * All functions are optional. If config_aneg or read_status * are not implemented, the phy core uses the genphy versions. @@ -901,6 +903,7 @@ struct phy_driver { const unsigned long * const features; u32 flags; const void *driver_data; + unsigned int phy_package_priv_data_size; /** * @soft_reset: Called to issue a PHY software reset -- 2.40.1
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