From patchwork Fri Sep 22 07:58:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13395227 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D57EACD4F2B for ; Fri, 22 Sep 2023 08:01:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=0OC4jmXp9njbNTGv0i92a05D+M4EjIDWFjn0YC7508s=; b=xavrA/GFxwwtJ2 ICInL1dS0NcxsAjiSy4rhmNi7nhGIz3Lf5RP3446ror7FcqVOeSv1kQvlJ3EwzW9j+FsG8zSWzEUp N3Vd7dNjU9zGhVKTT3wSSH7BV2E7BLyLVNSyGekBFL/tfRH+NpxJtLg348dcVdZBfwVQgI1nzj91E d+Sz2emLTvl2/GrUtuThTbVwI8bPMgW52oRffgVddWcAIfDyRsfYe2kih1oK2T66hSQDzIPYC3vWF L5rYxK43gr2zdqbQTVjYzZ8Yrhx0wxDC+z5ooBKCJxve51CZfNqwOdiMtYiVhes2wKdLNfmz0az7a MSWaMyR7LfCEgiSNT8Zg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qjb5W-008IRf-3C; Fri, 22 Sep 2023 08:00:35 +0000 Received: from relay8-d.mail.gandi.net ([217.70.183.201]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qjb58-008I6W-0Z for linux-arm-kernel@lists.infradead.org; Fri, 22 Sep 2023 08:00:14 +0000 Received: by mail.gandi.net (Postfix) with ESMTPA id CC9751BF207; Fri, 22 Sep 2023 08:00:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1695369608; 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=H6LM5oBsAhqZ2AuRWwGids6eXtTepJ+ChJ2w8L/EWt8=; b=TK8Y6H6J1HJKkavNACW/gre+mQe7HlcEmztlvpEsFKszKfwtrfDEyxzMHJaSJv1ag2rCgf RkBmjaeCG9AA8lsNoWu/X2PN0cFgzc9etdgEK2oOWzu5GylvI8joziqiDKqKDHiC3Csj5z tZoIwM3dpLfpJY+FVqDLzutc0W6bPol0Jg21F+6XVNRSScExzTCxFoH+ZAQVHd3ArS6G2p z1UfhM5o4jJRa4dt0m6qxGt8WDuP9Pf11GcjPZSotIVwfV2y0GnTjZIDPv6ZelI149knsc fJGzW5XISv4uzPx79NtwXOFWpmaqy2hNyxC1Wx7k71lphQVX6XVg0czdt93ipQ== 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 v6 12/30] soc: fsl: cpm1: qmc: Introduce available timeslots masks Date: Fri, 22 Sep 2023 09:58:47 +0200 Message-ID: <20230922075913.422435-13-herve.codina@bootlin.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230922075913.422435-1-herve.codina@bootlin.com> References: <20230922075913.422435-1-herve.codina@bootlin.com> MIME-Version: 1.0 X-GND-Sasl: herve.codina@bootlin.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230922_010010_498021_9AA21597 X-CRM114-Status: GOOD ( 12.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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 --- 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);