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 A8A781C08 for ; Wed, 28 Dec 2022 16:34:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F717C433D2; Wed, 28 Dec 2022 16:34:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672245273; bh=679f71hGX5Zu62H/bT+bNH5KlhoWhI0JOiCPeDSkmds=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GyCEW8kI2gs63dQPXDKttB/Gj2DM/yA7wPgUnp7w5BI2QMuEbEMcjWdVUXN9FpRCg bhtJsVfq1piT4DF+pnNs4zmY62lXs5AMO8wv/dqeFTCQun6XwhuQG8A/ULwQwMo8oy +hTfnsP6AGVcgIKB9C5Wc2ha4FMzmbWAEbXxeGrk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Muhammad Husaini Zulkifli , Tan Tee Min , Naama Meir , Tony Nguyen , Sasha Levin Subject: [PATCH 6.0 0864/1073] igc: allow BaseTime 0 enrollment for Qbv Date: Wed, 28 Dec 2022 15:40:52 +0100 Message-Id: <20221228144351.487796159@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221228144328.162723588@linuxfoundation.org> References: <20221228144328.162723588@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: Tan Tee Min [ Upstream commit e17090eb24944fbbe1f24d9f336d7bad4fbe47e8 ] Introduce qbv_enable flag in igc_adapter struct to store the Qbv on/off. So this allow the BaseTime to enroll with zero value. Fixes: 61572d5f8f91 ("igc: Simplify TSN flags handling") Signed-off-by: Muhammad Husaini Zulkifli Signed-off-by: Tan Tee Min Tested-by: Naama Meir Signed-off-by: Tony Nguyen Signed-off-by: Sasha Levin --- drivers/net/ethernet/intel/igc/igc.h | 1 + drivers/net/ethernet/intel/igc/igc_main.c | 2 ++ drivers/net/ethernet/intel/igc/igc_tsn.c | 2 +- 3 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h index 66a57636d329..df3e26c0cf01 100644 --- a/drivers/net/ethernet/intel/igc/igc.h +++ b/drivers/net/ethernet/intel/igc/igc.h @@ -184,6 +184,7 @@ struct igc_adapter { ktime_t base_time; ktime_t cycle_time; + bool qbv_enable; /* OS defined structs */ struct pci_dev *pdev; diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index f7983d23d5b9..10690a0cfae1 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -6000,6 +6000,8 @@ static int igc_save_qbv_schedule(struct igc_adapter *adapter, u32 start_time = 0, end_time = 0; size_t n; + adapter->qbv_enable = qopt->enable; + if (!qopt->enable) return igc_tsn_clear_schedule(adapter); diff --git a/drivers/net/ethernet/intel/igc/igc_tsn.c b/drivers/net/ethernet/intel/igc/igc_tsn.c index 4a019954cadb..356c7455c5ce 100644 --- a/drivers/net/ethernet/intel/igc/igc_tsn.c +++ b/drivers/net/ethernet/intel/igc/igc_tsn.c @@ -36,7 +36,7 @@ static unsigned int igc_tsn_new_flags(struct igc_adapter *adapter) { unsigned int new_flags = adapter->flags & ~IGC_FLAG_TSN_ANY_ENABLED; - if (adapter->base_time) + if (adapter->qbv_enable) new_flags |= IGC_FLAG_TSN_QBV_ENABLED; if (is_any_launchtime(adapter)) -- 2.35.1