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 F2764250BFB; Wed, 5 Mar 2025 18:08:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741198106; cv=none; b=ttPJgT0XicsyMSzkbLbCJkNug5P3LT+wq7x04OkR8vlvcNmnEprml4kVpP/cjW3ZrbB/kx8WqEezzUZSm550lnKSMOOdYXG0GQYsNGv5TNzTHcQPmSZ8H/UaXYyCUfBB+RpYlS+sQGCXnBlGMSFZyHKGOfT/2E9o/QWZpsSSQdQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741198106; c=relaxed/simple; bh=osUHHao6t5RW77CGrTBfXlE/01adrUc3J59eXagFNKs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=lgbpF9HUIBGrkPF0UuiMB/MMlGHLqDEhCV2NMdL41hzDtD0b+sLodhOQHv1zQ8sVXCHREysHK7Bzg1ADdSkcHT0FxsIMxJPyuklaO4UvKEE8Y0jiXS28Zgf0tvcqj3eIuicu/KBItr68fFymwNiXfN5ANbr0rUuourlfDpRVJyQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=PR6pyxcL; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="PR6pyxcL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7ABEEC4CED1; Wed, 5 Mar 2025 18:08:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1741198105; bh=osUHHao6t5RW77CGrTBfXlE/01adrUc3J59eXagFNKs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PR6pyxcLrAoZyqEd2zOXfwH3zK1zozD3Rv1CbbjGDLuYc0TSClksIUCJWpvrCSWug QisGfyCMSaHEShB6MVo63us6fxw83mu3UN7pRX0jZ+v6FJ3qFZsslR/iVvnQTgB/I6 ZN2fJjigGP/TKNEeQ+w0vN4xwt3DJ2hOi7u6zrj8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Meghana Malladi , Vadim Fedorenko , Jakub Kicinski , Sasha Levin Subject: [PATCH 6.12 066/150] net: ti: icss-iep: Reject perout generation request Date: Wed, 5 Mar 2025 18:48:15 +0100 Message-ID: <20250305174506.471521842@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250305174503.801402104@linuxfoundation.org> References: <20250305174503.801402104@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Meghana Malladi [ Upstream commit 54e1b4becf5e220be03db4e1be773c1310e8cbbd ] IEP driver supports both perout and pps signal generation but perout feature is faulty with half-cooked support due to some missing configuration. Remove perout support from the driver and reject perout requests with "not supported" error code. Fixes: c1e0230eeaab2 ("net: ti: icss-iep: Add IEP driver") Signed-off-by: Meghana Malladi Reviewed-by: Vadim Fedorenko Link: https://patch.msgid.link/20250227092441.1848419-1-m-malladi@ti.com Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/ethernet/ti/icssg/icss_iep.c | 21 +-------------------- 1 file changed, 1 insertion(+), 20 deletions(-) diff --git a/drivers/net/ethernet/ti/icssg/icss_iep.c b/drivers/net/ethernet/ti/icssg/icss_iep.c index 768578c0d9587..d59c1744840af 100644 --- a/drivers/net/ethernet/ti/icssg/icss_iep.c +++ b/drivers/net/ethernet/ti/icssg/icss_iep.c @@ -474,26 +474,7 @@ static int icss_iep_perout_enable_hw(struct icss_iep *iep, static int icss_iep_perout_enable(struct icss_iep *iep, struct ptp_perout_request *req, int on) { - int ret = 0; - - mutex_lock(&iep->ptp_clk_mutex); - - if (iep->pps_enabled) { - ret = -EBUSY; - goto exit; - } - - if (iep->perout_enabled == !!on) - goto exit; - - ret = icss_iep_perout_enable_hw(iep, req, on); - if (!ret) - iep->perout_enabled = !!on; - -exit: - mutex_unlock(&iep->ptp_clk_mutex); - - return ret; + return -EOPNOTSUPP; } static void icss_iep_cap_cmp_work(struct work_struct *work) -- 2.39.5