From nobody Wed Feb 11 06:32:19 2026 Received: from pidgin.makrotopia.org (pidgin.makrotopia.org [185.142.180.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7659C318149; Fri, 9 Jan 2026 03:03:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.142.180.65 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767927822; cv=none; b=K721wNJueFwqTRQJtJ6jRxO5ZyRFyTxV2BcUfWwlX0CpKLr7E4Lhm+9N3iJLnHsnkuvK0gKmFyarh2txQ1bL5aHUaM8TBAP1SMn4iqktAvPjoiC3wB/oe2/Qpvo7gWbhbPSOlVPQqWsipTAx0onX02iV4BYlaQiU7oa1GNgKzNM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767927822; c=relaxed/simple; bh=AgCN7syOW90clP7U8S/cgQlEmAQhvUDyxIvK7AStBss=; h=Date:From:To:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=FU1OwFRQtM0bZ58OpqqIGR8auuEsPzJS9kLQa/hoEtI9NBvF/eBLe9MmqN1WUkq28eNpLer75uNBKBdhFsuML9+KCuLXY3elXfx0a8V8hxprUwlfEmkhGsVpaiKqRCTH0TX3eXxw8JCANkLavOkgOZqqaXxFAq/P1z6dCUjv1fA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=makrotopia.org; spf=pass smtp.mailfrom=makrotopia.org; arc=none smtp.client-ip=185.142.180.65 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=makrotopia.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=makrotopia.org Received: from local by pidgin.makrotopia.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.99) (envelope-from ) id 1ve2mm-000000005l8-1FSA; Fri, 09 Jan 2026 03:03:36 +0000 Date: Fri, 9 Jan 2026 03:03:33 +0000 From: Daniel Golle To: Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Daniel Golle , Vladimir Oltean , Michael Klein , Aleksander Jan Bajkowski , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH net-next 3/5] net: phy: realtek: reunify C22 and C45 drivers Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Reunify the split C22/C45 drivers for the RTL8221B-VB-CG 2.5Gbps and RTL8221B-VM-CG 2.5Gbps PHYs back into a single driver. This is possible now by using all the driver operations previously used by the C45 driver, as transparent access to all MMDs including MDIO_MMD_VEND2 is now possible also over Clause-22 MDIO. Signed-off-by: Daniel Golle --- drivers/net/phy/realtek/realtek_main.c | 72 ++++++-------------------- 1 file changed, 16 insertions(+), 56 deletions(-) diff --git a/drivers/net/phy/realtek/realtek_main.c b/drivers/net/phy/realt= ek/realtek_main.c index 886694ff995f6..d07d60bc1ce34 100644 --- a/drivers/net/phy/realtek/realtek_main.c +++ b/drivers/net/phy/realtek/realtek_main.c @@ -1879,28 +1879,18 @@ static int rtl8221b_match_phy_device(struct phy_dev= ice *phydev, return phydev->phy_id =3D=3D RTL_8221B && rtlgen_supports_mmd(phydev); } =20 -static int rtl8221b_vb_cg_c22_match_phy_device(struct phy_device *phydev, - const struct phy_driver *phydrv) +static int rtl8221b_vb_cg_match_phy_device(struct phy_device *phydev, + const struct phy_driver *phydrv) { - return rtlgen_is_c45_match(phydev, RTL_8221B_VB_CG, false); + return rtlgen_is_c45_match(phydev, RTL_8221B_VB_CG, true) || + rtlgen_is_c45_match(phydev, RTL_8221B_VB_CG, false); } =20 -static int rtl8221b_vb_cg_c45_match_phy_device(struct phy_device *phydev, - const struct phy_driver *phydrv) +static int rtl8221b_vm_cg_match_phy_device(struct phy_device *phydev, + const struct phy_driver *phydrv) { - return rtlgen_is_c45_match(phydev, RTL_8221B_VB_CG, true); -} - -static int rtl8221b_vm_cg_c22_match_phy_device(struct phy_device *phydev, - const struct phy_driver *phydrv) -{ - return rtlgen_is_c45_match(phydev, RTL_8221B_VM_CG, false); -} - -static int rtl8221b_vm_cg_c45_match_phy_device(struct phy_device *phydev, - const struct phy_driver *phydrv) -{ - return rtlgen_is_c45_match(phydev, RTL_8221B_VM_CG, true); + return rtlgen_is_c45_match(phydev, RTL_8221B_VM_CG, true) || + rtlgen_is_c45_match(phydev, RTL_8221B_VM_CG, false); } =20 static int rtl_internal_nbaset_match_phy_device(struct phy_device *phydev, @@ -2284,27 +2274,8 @@ static struct phy_driver realtek_drvs[] =3D { .read_mmd =3D rtl822xb_read_mmd, .write_mmd =3D rtl822xb_write_mmd, }, { - .match_phy_device =3D rtl8221b_vb_cg_c22_match_phy_device, - .name =3D "RTL8221B-VB-CG 2.5Gbps PHY (C22)", - .config_intr =3D rtl8221b_config_intr, - .handle_interrupt =3D rtl8221b_handle_interrupt, - .probe =3D rtl822x_probe, - .get_features =3D rtl822x_get_features, - .config_aneg =3D rtl822x_config_aneg, - .config_init =3D rtl822xb_config_init, - .inband_caps =3D rtl822x_inband_caps, - .config_inband =3D rtl822x_config_inband, - .get_rate_matching =3D rtl822xb_get_rate_matching, - .read_status =3D rtl822xb_read_status, - .suspend =3D genphy_suspend, - .resume =3D rtlgen_resume, - .read_page =3D rtl821x_read_page, - .write_page =3D rtl821x_write_page, - .read_mmd =3D rtl822xb_read_mmd, - .write_mmd =3D rtl822xb_write_mmd, - }, { - .match_phy_device =3D rtl8221b_vb_cg_c45_match_phy_device, - .name =3D "RTL8221B-VB-CG 2.5Gbps PHY (C45)", + .match_phy_device =3D rtl8221b_vb_cg_match_phy_device, + .name =3D "RTL8221B-VB-CG 2.5Gbps PHY", .config_intr =3D rtl8221b_config_intr, .handle_interrupt =3D rtl8221b_handle_interrupt, .probe =3D rtl822x_probe, @@ -2317,28 +2288,13 @@ static struct phy_driver realtek_drvs[] =3D { .read_status =3D rtl822xb_c45_read_status, .suspend =3D genphy_c45_pma_suspend, .resume =3D rtlgen_c45_resume, - }, { - .match_phy_device =3D rtl8221b_vm_cg_c22_match_phy_device, - .name =3D "RTL8221B-VM-CG 2.5Gbps PHY (C22)", - .config_intr =3D rtl8221b_config_intr, - .handle_interrupt =3D rtl8221b_handle_interrupt, - .probe =3D rtl822x_probe, - .get_features =3D rtl822x_get_features, - .config_aneg =3D rtl822x_config_aneg, - .config_init =3D rtl822xb_config_init, - .inband_caps =3D rtl822x_inband_caps, - .config_inband =3D rtl822x_config_inband, - .get_rate_matching =3D rtl822xb_get_rate_matching, - .read_status =3D rtl822xb_read_status, - .suspend =3D genphy_suspend, - .resume =3D rtlgen_resume, .read_page =3D rtl821x_read_page, .write_page =3D rtl821x_write_page, .read_mmd =3D rtl822xb_read_mmd, .write_mmd =3D rtl822xb_write_mmd, }, { - .match_phy_device =3D rtl8221b_vm_cg_c45_match_phy_device, - .name =3D "RTL8221B-VM-CG 2.5Gbps PHY (C45)", + .match_phy_device =3D rtl8221b_vm_cg_match_phy_device, + .name =3D "RTL8221B-VM-CG 2.5Gbps PHY", .config_intr =3D rtl8221b_config_intr, .handle_interrupt =3D rtl8221b_handle_interrupt, .probe =3D rtl822x_probe, @@ -2351,6 +2307,10 @@ static struct phy_driver realtek_drvs[] =3D { .read_status =3D rtl822xb_c45_read_status, .suspend =3D genphy_c45_pma_suspend, .resume =3D rtlgen_c45_resume, + .read_page =3D rtl821x_read_page, + .write_page =3D rtl821x_write_page, + .read_mmd =3D rtl822xb_read_mmd, + .write_mmd =3D rtl822xb_write_mmd, }, { .match_phy_device =3D rtl8251b_c45_match_phy_device, .name =3D "RTL8251B 5Gbps PHY", --=20 2.52.0