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[93.34.89.13]) by smtp.googlemail.com with ESMTPSA id p34-20020a05600c1da200b00406408dc788sm9875344wms.44.2023.11.25.17.53.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Nov 2023 17:53:56 -0800 (PST) From: Christian Marangi To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson , Konrad Dybcio , Andrew Lunn , Heiner Kallweit , Russell King , Matthias Brugger , AngeloGioacchino Del Regno , Christian Marangi , Robert Marko , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [net-next PATCH RFC v3 3/8] net: phy: add support for shared priv data size for PHY package in DT Date: Sun, 26 Nov 2023 02:53:41 +0100 Message-Id: <20231126015346.25208-4-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231126015346.25208-1-ansuelsmth@gmail.com> References: <20231126015346.25208-1-ansuelsmth@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Sat, 25 Nov 2023 17:54:18 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1783589670357324543 X-GMAIL-MSGID: 1783589670357324543 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 --- 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