From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 944E68F58 for ; Mon, 13 Feb 2023 15:04:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1A8DCC433EF; Mon, 13 Feb 2023 15:04:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1676300694; bh=8hRCDvWrHjQaw+mLJCbtZcE2R4q5fq8DiJjB7kBomkg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sZME+wsxGgInvi9YmtvKjpllKOdm5C00jYrHUQoeDjfuS3+pm3Q9QgED3ip6kNfln nzZucnk4I6kD7+RDmO8weXnbEoJfxriFYVg53iLcw/aaBs5AY/hyWugdO0XxfOGXvA HAY0NhxhiOkOnKL0nCXJvy3mEXOQCwHzfW7Iws6c= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jerome Brunet , Heiner Kallweit , Jakub Kicinski , Sasha Levin Subject: [PATCH 5.10 113/139] net: phy: meson-gxl: use MMD access dummy stubs for GXL, internal PHY Date: Mon, 13 Feb 2023 15:50:58 +0100 Message-Id: <20230213144751.864409980@linuxfoundation.org> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230213144745.696901179@linuxfoundation.org> References: <20230213144745.696901179@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Heiner Kallweit [ Upstream commit 69ff53e4a4c9498eeed7d1441f68a1481dc69251 ] Jerome provided the information that also the GXL internal PHY doesn't support MMD register access and EEE. MMD reads return 0xffff, what results in e.g. completely wrong ethtool --show-eee output. Therefore use the MMD dummy stubs. Fixes: d853d145ea3e ("net: phy: add an option to disable EEE advertisement") Suggested-by: Jerome Brunet Signed-off-by: Heiner Kallweit Link: https://lore.kernel.org/r/84432fe4-0be4-bc82-4e5c-557206b40f56@gmail.com Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/phy/meson-gxl.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index f7a9e6599a642..39151ec6f65e2 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -235,6 +235,8 @@ static struct phy_driver meson_gxl_phy[] = { .config_intr = meson_gxl_config_intr, .suspend = genphy_suspend, .resume = genphy_resume, + .read_mmd = genphy_read_mmd_unsupported, + .write_mmd = genphy_write_mmd_unsupported, }, { PHY_ID_MATCH_EXACT(0x01803301), .name = "Meson G12A Internal PHY", -- 2.39.0