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 496CA1170E for ; Mon, 11 Sep 2023 14:00:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BD657C433C7; Mon, 11 Sep 2023 14:00:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1694440808; bh=xiuQJDDJFKALjy+gZZxB+IE/WIHAFfNuZRQKbxHxFec=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sX+jjPRKAylIk4fpSWdCdpcg9zH/5Bgcma77qGqr+CKgu36KIm6RlddljHXWw9d6y k6Og5b5a64P25h6kMlnqEMYkhaFYqH+wdumdP7aiOs/SiEmulSuLX+XBLPQkc+3E97 R0lwHZ/be5VWRuvn4l5OD5dkHBZRloUa+V4oIySE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Alex Austin , Edward Cree , Pieter Jansen van Vuuren , Jakub Kicinski , Sasha Levin Subject: [PATCH 6.5 192/739] sfc: Check firmware supports Ethernet PTP filter Date: Mon, 11 Sep 2023 15:39:51 +0200 Message-ID: <20230911134656.555098017@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230911134650.921299741@linuxfoundation.org> References: <20230911134650.921299741@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.5-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Austin [ Upstream commit c4413a20fa6d7c4888009fb7dd391685f196cd36 ] Not all firmware variants support RSS filters. Do not fail all PTP functionality when raw ethernet PTP filters fail to insert. Fixes: e4616f64726b ("sfc: support PTP over Ethernet") Signed-off-by: Alex Austin Acked-by: Edward Cree Reviewed-by: Pieter Jansen van Vuuren Link: https://lore.kernel.org/r/20230824164657.42379-1-alex.austin@amd.com Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/ethernet/sfc/ptp.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c index 0c40571133cb9..00cf6de3bb2be 100644 --- a/drivers/net/ethernet/sfc/ptp.c +++ b/drivers/net/ethernet/sfc/ptp.c @@ -1485,7 +1485,9 @@ static int efx_ptp_insert_multicast_filters(struct efx_nic *efx) goto fail; rc = efx_ptp_insert_eth_multicast_filter(efx); - if (rc < 0) + + /* Not all firmware variants support this filter */ + if (rc < 0 && rc != -EPROTONOSUPPORT) goto fail; } -- 2.40.1