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[2003:ea:8f22:3f00:7533:d8b1:ff14:6fe5]) by smtp.googlemail.com with ESMTPSA id ffacd0b85a97d-3a568b28240sm404295f8f.72.2025.06.12.14.25.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 12 Jun 2025 14:25:58 -0700 (PDT) Message-ID: <8956fa53-3eda-4079-8203-a8fddcc17bf3@gmail.com> Date: Thu, 12 Jun 2025 23:26:04 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH net-next 1/3] net: phy: move __phy_package_[read|write]_mmd to phy_package.c From: Heiner Kallweit To: Andrew Lunn , Paolo Abeni , Jakub Kicinski , David Miller , Eric Dumazet , Andrew Lunn , Russell King - ARM Linux , Matthias Brugger , AngeloGioacchino Del Regno Cc: "netdev@vger.kernel.org" , linux-arm-msm@vger.kernel.org, "linux-arm-kernel@lists.infradead.org" , linux-mediatek@lists.infradead.org References: Content-Language: en-US Autocrypt: addr=hkallweit1@gmail.com; keydata= xsFNBF/0ZFUBEAC0eZyktSE7ZNO1SFXL6cQ4i4g6Ah3mOUIXSB4pCY5kQ6OLKHh0FlOD5/5/ sY7IoIouzOjyFdFPnz4Bl3927ClT567hUJJ+SNaFEiJ9vadI6vZm2gcY4ExdIevYHWe1msJF MVE4yNwdS+UsPeCF/6CQQTzHc+n7DomE7fjJD5J1hOJjqz2XWe71fTvYXzxCFLwXXbBiqDC9 dNqOe5odPsa4TsWZ09T33g5n2nzTJs4Zw8fCy8rLqix/raVsqr8fw5qM66MVtdmEljFaJ9N8 /W56qGCp+H8Igk/F7CjlbWXiOlKHA25mPTmbVp7VlFsvsmMokr/imQr+0nXtmvYVaKEUwY2g 86IU6RAOuA8E0J5bD/BeyZdMyVEtX1kT404UJZekFytJZrDZetwxM/cAH+1fMx4z751WJmxQ J7mIXSPuDfeJhRDt9sGM6aRVfXbZt+wBogxyXepmnlv9K4A13z9DVLdKLrYUiu9/5QEl6fgI kPaXlAZmJsQfoKbmPqCHVRYj1lpQtDM/2/BO6gHASflWUHzwmBVZbS/XRs64uJO8CB3+V3fa cIivllReueGCMsHh6/8wgPAyopXOWOxbLsZ291fmZqIR0L5Y6b2HvdFN1Xhc+YrQ8TKK+Z4R mJRDh0wNQ8Gm89g92/YkHji4jIWlp2fwzCcx5+lZCQ1XdqAiHQARAQABzSZIZWluZXIgS2Fs bHdlaXQgPGhrYWxsd2VpdDFAZ21haWwuY29tPsLBjgQTAQgAOBYhBGxfqY/yOyXjyjJehXLe ig9U8DoMBQJf9GRVAhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJEHLeig9U8DoMSycQ AJbfg8HZEK0ljV4M8nvdaiNixWAufrcZ+SD8zhbxl8GispK4F3Yo+20Y3UoZ7FcIidJWUUJL axAOkpI/70YNhlqAPMsuudlAieeYZKjIv1WV5ucNZ3VJ7dC+dlVqQdAr1iD869FZXvy91KhJ wYulyCf+s4T9YgmLC6jLMBZghKIf1uhSd0NzjyCqYWbk2ZxByZHgunEShOhHPHswu3Am0ftt ePaYIHgZs+Vzwfjs8I7EuW/5/f5G9w1vibXxtGY/GXwgGGHRDjFM7RSprGOv4F5eMGh+NFUJ TU9N96PQYMwXVxnQfRXl8O6ffSVmFx4H9rovxWPKobLmqQL0WKLLVvA/aOHCcMKgfyKRcLah 57vGC50Ga8oT2K1g0AhKGkyJo7lGXkMu5yEs0m9O+btqAB261/E3DRxfI1P/tvDZpLJKtq35 dXsj6sjvhgX7VxXhY1wE54uqLLHY3UZQlmH3QF5t80MS7/KhxB1pO1Cpcmkt9hgyzH8+5org +9wWxGUtJWNP7CppY+qvv3SZtKJMKsxqk5coBGwNkMms56z4qfJm2PUtJQGjA65XWdzQACib 2iaDQoBqGZfXRdPT0tC1H5kUJuOX4ll1hI/HBMEFCcO8++Bl2wcrUsAxLzGvhINVJX2DAQaF aNetToazkCnzubKfBOyiTqFJ0b63c5dqziAgzsFNBF/0ZFUBEADF8UEZmKDl1w/UxvjeyAeX kghYkY3bkK6gcIYXdLRfJw12GbvMioSguvVzASVHG8h7NbNjk1yur6AONfbUpXKSNZ0skV8V fG+ppbaY+zQofsSMoj5gP0amwbwvPzVqZCYJai81VobefTX2MZM2Mg/ThBVtGyzV3NeCpnBa 8AX3s9rrX2XUoCibYotbbxx9afZYUFyflOc7kEpc9uJXIdaxS2Z6MnYLHsyVjiU6tzKCiVOU KJevqvzPXJmy0xaOVf7mhFSNQyJTrZpLa+tvB1DQRS08CqYtIMxRrVtC0t0LFeQGly6bOngr ircurWJiJKbSXVstLHgWYiq3/GmCSx/82ObeLO3PftklpRj8d+kFbrvrqBgjWtMH4WtK5uN5 1WJ71hWJfNchKRlaJ3GWy8KolCAoGsQMovn/ZEXxrGs1ndafu47yXOpuDAozoHTBGvuSXSZo ythk/0EAuz5IkwkhYBT1MGIAvNSn9ivE5aRnBazugy0rTRkVggHvt3/7flFHlGVGpBHxFUwb /a4UjJBPtIwa4tWR8B1Ma36S8Jk456k2n1id7M0LQ+eqstmp6Y+UB+pt9NX6t0Slw1NCdYTW gJezWTVKF7pmTdXszXGxlc9kTrVUz04PqPjnYbv5UWuDd2eyzGjrrFOsJEi8OK2d2j4FfF++ AzOMdW09JVqejQARAQABwsF2BBgBCAAgFiEEbF+pj/I7JePKMl6Fct6KD1TwOgwFAl/0ZFUC GwwACgkQct6KD1TwOgxUfg//eAoYc0Vm4NrxymfcY30UjHVD0LgSvU8kUmXxil3qhFPS7KA+ y7tgcKLHOkZkXMX5MLFcS9+SmrAjSBBV8omKoHNo+kfFx/dUAtz0lot8wNGmWb+NcHeKM1eb nwUMOEa1uDdfZeKef/U/2uHBceY7Gc6zPZPWgXghEyQMTH2UhLgeam8yglyO+A6RXCh+s6ak Wje7Vo1wGK4eYxp6pwMPJXLMsI0ii/2k3YPEJPv+yJf90MbYyQSbkTwZhrsokjQEaIfjrIk3 rQRjTve/J62WIO28IbY/mENuGgWehRlTAbhC4BLTZ5uYS0YMQCR7v9UGMWdNWXFyrOB6PjSu Trn9MsPoUc8qI72mVpxEXQDLlrd2ijEWm7Nrf52YMD7hL6rXXuis7R6zY8WnnBhW0uCfhajx q+KuARXC0sDLztcjaS3ayXonpoCPZep2Bd5xqE4Ln8/COCslP7E92W1uf1EcdXXIrx1acg21 H/0Z53okMykVs3a8tECPHIxnre2UxKdTbCEkjkR4V6JyplTS47oWMw3zyI7zkaadfzVFBxk2 lo/Tny+FX1Azea3Ce7oOnRUEZtWSsUidtIjmL8YUQFZYm+JUIgfRmSpMFq8JP4VH43GXpB/S OCrl+/xujzvoUBFV/cHKjEQYBxo+MaiQa1U54ykM2W4DnHb1UiEf5xDkFd4= In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250612_142601_220375_81163E27 X-CRM114-Status: GOOD ( 18.35 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Move both functions to phy_package.c, so that phy_core.c no longer has a dependency on phy_package.c (phy_package_address). Signed-off-by: Heiner Kallweit --- drivers/net/phy/phy-core.c | 75 +++---------------------------- drivers/net/phy/phy_package.c | 68 +++++++++++++++++++++++++++- drivers/net/phy/phylib-internal.h | 6 ++- 3 files changed, 78 insertions(+), 71 deletions(-) diff --git a/drivers/net/phy/phy-core.c b/drivers/net/phy/phy-core.c index e177037f9..27f183356 100644 --- a/drivers/net/phy/phy-core.c +++ b/drivers/net/phy/phy-core.c @@ -375,8 +375,8 @@ static void mmd_phy_indirect(struct mii_bus *bus, int phy_addr, int devad, devad | MII_MMD_CTRL_NOINCR); } -static int mmd_phy_read(struct mii_bus *bus, int phy_addr, bool is_c45, - int devad, u32 regnum) +int mmd_phy_read(struct mii_bus *bus, int phy_addr, bool is_c45, + int devad, u32 regnum) { if (is_c45) return __mdiobus_c45_read(bus, phy_addr, devad, regnum); @@ -385,9 +385,10 @@ static int mmd_phy_read(struct mii_bus *bus, int phy_addr, bool is_c45, /* Read the content of the MMD's selected register */ return __mdiobus_read(bus, phy_addr, MII_MMD_DATA); } +EXPORT_SYMBOL_GPL(mmd_phy_read); -static int mmd_phy_write(struct mii_bus *bus, int phy_addr, bool is_c45, - int devad, u32 regnum, u16 val) +int mmd_phy_write(struct mii_bus *bus, int phy_addr, bool is_c45, + int devad, u32 regnum, u16 val) { if (is_c45) return __mdiobus_c45_write(bus, phy_addr, devad, regnum, val); @@ -396,6 +397,7 @@ static int mmd_phy_write(struct mii_bus *bus, int phy_addr, bool is_c45, /* Write the data into MMD's selected register */ return __mdiobus_write(bus, phy_addr, MII_MMD_DATA, val); } +EXPORT_SYMBOL_GPL(mmd_phy_write); /** * __phy_read_mmd - Convenience function for reading a register @@ -485,71 +487,6 @@ int phy_write_mmd(struct phy_device *phydev, int devad, u32 regnum, u16 val) } EXPORT_SYMBOL(phy_write_mmd); -/** - * __phy_package_read_mmd - read MMD reg relative to PHY package base addr - * @phydev: The phy_device struct - * @addr_offset: The offset to be added to PHY package base_addr - * @devad: The MMD to read from - * @regnum: The register on the MMD to read - * - * Convenience helper for reading a register of an MMD on a given PHY - * using the PHY package base address. The base address is added to - * the addr_offset value. - * - * Same calling rules as for __phy_read(); - * - * NOTE: It's assumed that the entire PHY package is either C22 or C45. - */ -int __phy_package_read_mmd(struct phy_device *phydev, - unsigned int addr_offset, int devad, - u32 regnum) -{ - int addr = phy_package_address(phydev, addr_offset); - - if (addr < 0) - return addr; - - if (regnum > (u16)~0 || devad > 32) - return -EINVAL; - - return mmd_phy_read(phydev->mdio.bus, addr, phydev->is_c45, devad, - regnum); -} -EXPORT_SYMBOL(__phy_package_read_mmd); - -/** - * __phy_package_write_mmd - write MMD reg relative to PHY package base addr - * @phydev: The phy_device struct - * @addr_offset: The offset to be added to PHY package base_addr - * @devad: The MMD to write to - * @regnum: The register on the MMD to write - * @val: value to write to @regnum - * - * Convenience helper for writing a register of an MMD on a given PHY - * using the PHY package base address. The base address is added to - * the addr_offset value. - * - * Same calling rules as for __phy_write(); - * - * NOTE: It's assumed that the entire PHY package is either C22 or C45. - */ -int __phy_package_write_mmd(struct phy_device *phydev, - unsigned int addr_offset, int devad, - u32 regnum, u16 val) -{ - int addr = phy_package_address(phydev, addr_offset); - - if (addr < 0) - return addr; - - if (regnum > (u16)~0 || devad > 32) - return -EINVAL; - - return mmd_phy_write(phydev->mdio.bus, addr, phydev->is_c45, devad, - regnum, val); -} -EXPORT_SYMBOL(__phy_package_write_mmd); - /** * phy_modify_changed - Function for modifying a PHY register * @phydev: the phy_device struct diff --git a/drivers/net/phy/phy_package.c b/drivers/net/phy/phy_package.c index c738f76e8..5dd5db7e8 100644 --- a/drivers/net/phy/phy_package.c +++ b/drivers/net/phy/phy_package.c @@ -52,7 +52,8 @@ void *phy_package_get_priv(struct phy_device *phydev) } EXPORT_SYMBOL_GPL(phy_package_get_priv); -int phy_package_address(struct phy_device *phydev, unsigned int addr_offset) +static int phy_package_address(struct phy_device *phydev, + unsigned int addr_offset) { struct phy_package_shared *shared = phydev->shared; u8 base_addr = shared->base_addr; @@ -90,6 +91,71 @@ int __phy_package_write(struct phy_device *phydev, unsigned int addr_offset, } EXPORT_SYMBOL_GPL(__phy_package_write); +/** + * __phy_package_read_mmd - read MMD reg relative to PHY package base addr + * @phydev: The phy_device struct + * @addr_offset: The offset to be added to PHY package base_addr + * @devad: The MMD to read from + * @regnum: The register on the MMD to read + * + * Convenience helper for reading a register of an MMD on a given PHY + * using the PHY package base address. The base address is added to + * the addr_offset value. + * + * Same calling rules as for __phy_read(); + * + * NOTE: It's assumed that the entire PHY package is either C22 or C45. + */ +int __phy_package_read_mmd(struct phy_device *phydev, + unsigned int addr_offset, int devad, + u32 regnum) +{ + int addr = phy_package_address(phydev, addr_offset); + + if (addr < 0) + return addr; + + if (regnum > (u16)~0 || devad > 32) + return -EINVAL; + + return mmd_phy_read(phydev->mdio.bus, addr, phydev->is_c45, devad, + regnum); +} +EXPORT_SYMBOL(__phy_package_read_mmd); + +/** + * __phy_package_write_mmd - write MMD reg relative to PHY package base addr + * @phydev: The phy_device struct + * @addr_offset: The offset to be added to PHY package base_addr + * @devad: The MMD to write to + * @regnum: The register on the MMD to write + * @val: value to write to @regnum + * + * Convenience helper for writing a register of an MMD on a given PHY + * using the PHY package base address. The base address is added to + * the addr_offset value. + * + * Same calling rules as for __phy_write(); + * + * NOTE: It's assumed that the entire PHY package is either C22 or C45. + */ +int __phy_package_write_mmd(struct phy_device *phydev, + unsigned int addr_offset, int devad, + u32 regnum, u16 val) +{ + int addr = phy_package_address(phydev, addr_offset); + + if (addr < 0) + return addr; + + if (regnum > (u16)~0 || devad > 32) + return -EINVAL; + + return mmd_phy_write(phydev->mdio.bus, addr, phydev->is_c45, devad, + regnum, val); +} +EXPORT_SYMBOL(__phy_package_write_mmd); + static bool __phy_package_set_once(struct phy_device *phydev, unsigned int b) { struct phy_package_shared *shared = phydev->shared; diff --git a/drivers/net/phy/phylib-internal.h b/drivers/net/phy/phylib-internal.h index afac2bd15..ebda74eb6 100644 --- a/drivers/net/phy/phylib-internal.h +++ b/drivers/net/phy/phylib-internal.h @@ -7,6 +7,7 @@ #define __PHYLIB_INTERNAL_H struct phy_device; +struct mii_bus; /* * phy_supported_speeds - return all speeds currently supported by a PHY device @@ -20,7 +21,10 @@ void of_set_phy_timing_role(struct phy_device *phydev); int phy_speed_down_core(struct phy_device *phydev); void phy_check_downshift(struct phy_device *phydev); -int phy_package_address(struct phy_device *phydev, unsigned int addr_offset); +int mmd_phy_read(struct mii_bus *bus, int phy_addr, bool is_c45, + int devad, u32 regnum); +int mmd_phy_write(struct mii_bus *bus, int phy_addr, bool is_c45, + int devad, u32 regnum, u16 val); int genphy_c45_read_eee_adv(struct phy_device *phydev, unsigned long *adv); -- 2.49.0