From patchwork Tue Sep 12 10:13:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 722349 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9BBE5CA0ECA for ; Tue, 12 Sep 2023 10:13:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233542AbjILKNS (ORCPT ); Tue, 12 Sep 2023 06:13:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36282 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233728AbjILKNS (ORCPT ); Tue, 12 Sep 2023 06:13:18 -0400 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9945510EB; Tue, 12 Sep 2023 03:13:13 -0700 (PDT) Received: by mail.gandi.net (Postfix) with ESMTPA id E336C40011; Tue, 12 Sep 2023 10:13:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1694513592; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=bUO5lIYnbr+eDpfI26c5vkBg+9WRJsf3/+oOueasock=; b=UsZDXKTmjsuAyXhimsLcGHYWSkApHpebNAuxAeBeoc6YbDoiDuLUt8y+iF1XFBvjUd4l05 ujGjrzFVJxFlA3H6p2NQFRooQqaxwZ8PW2ezuuLGCvasDgyEGk0cC/vS9Y24cfOvE54EZM tiGVoyZiIPm9CPXBeF4ViMQZzmlJG7O7+AFpjcS8PqcriMkJNDYzZWSBez583DSwnZ9QSa spXt6c8ddogS24swgswz0kPEvX+Vnm6hqs/CYL9hvqovBr1U8IZ0cwdhea6Unv7Zh29mtf /MJxKhxYW+fhBNjlZey4Wtygme2ILnZzK+d/KuAsPEe3uSpnprkz12dvnM11FA== From: Herve Codina To: Herve Codina , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lee Jones , Linus Walleij , Qiang Zhao , Li Yang , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Shengjiu Wang , Xiubo Li , Fabio Estevam , Nicolin Chen , Christophe Leroy , Randy Dunlap Cc: netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, alsa-devel@alsa-project.org, Simon Horman , Christophe JAILLET , Thomas Petazzoni Subject: [PATCH v5 12/31] soc: fsl: cpm1: qmc: Introduce available timeslots masks Date: Tue, 12 Sep 2023 12:13:06 +0200 Message-ID: <20230912101306.225454-1-herve.codina@bootlin.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230912081527.208499-1-herve.codina@bootlin.com> References: <20230912081527.208499-1-herve.codina@bootlin.com> MIME-Version: 1.0 X-GND-Sasl: herve.codina@bootlin.com Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Available timeslots masks define timeslots available for the related channel. These timeslots are defined by the QMC binding. Timeslots used are initialized to available timeslots but can be a subset of available timeslots. This prepares the dynamic timeslots management (ie. changing timeslots at runtime). Signed-off-by: Herve Codina Reviewed-by: Christophe Leroy Signed-off-by: Christophe Leroy --- drivers/soc/fsl/qe/qmc.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/soc/fsl/qe/qmc.c b/drivers/soc/fsl/qe/qmc.c index 5da15a25600e..653d458b84b6 100644 --- a/drivers/soc/fsl/qe/qmc.c +++ b/drivers/soc/fsl/qe/qmc.c @@ -177,7 +177,9 @@ struct qmc_chan { struct qmc *qmc; void __iomem *s_param; enum qmc_mode mode; + u64 tx_ts_mask_avail; u64 tx_ts_mask; + u64 rx_ts_mask_avail; u64 rx_ts_mask; bool is_reverse_data; @@ -875,7 +877,8 @@ static int qmc_of_parse_chans(struct qmc *qmc, struct device_node *np) of_node_put(chan_np); return ret; } - chan->tx_ts_mask = ts_mask; + chan->tx_ts_mask_avail = ts_mask; + chan->tx_ts_mask = chan->tx_ts_mask_avail; ret = of_property_read_u64(chan_np, "fsl,rx-ts-mask", &ts_mask); if (ret) { @@ -884,7 +887,8 @@ static int qmc_of_parse_chans(struct qmc *qmc, struct device_node *np) of_node_put(chan_np); return ret; } - chan->rx_ts_mask = ts_mask; + chan->rx_ts_mask_avail = ts_mask; + chan->rx_ts_mask = chan->rx_ts_mask_avail; mode = "transparent"; ret = of_property_read_string(chan_np, "fsl,operational-mode", &mode);