From patchwork Wed Nov 15 14:39:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13456972 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 72670C54FB9 for ; Wed, 15 Nov 2023 15:46:09 +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=mS2ureJGxZCHMGPkIUTI5LneojXbGrCtpTTIIjdjYfg=; b=wFP3KdnomXcr7T N2cF/0YQbKVS+OAuRvEoK9w9OiJyPNcUKCFNvdlVf3bZIV+3tdyqhGRt/HL0nP8LxiQg/zn0AzOiD zFabj8kfvCRWVr9V0RwdXe4teHLP2E75ir0gJcGne/iE5jQWT1Km9IeTAdlbwgeQaZcnJp3z+g0QO Mv2JthVzCkfgrPdpUrGq5jfd+BRPcFe5LwKKjB2KzqdXkzWBP0quy0bgv0btdIda1jUcHSlx3pc0e RAEuXz5uMad3LYF+y/EfVn+2a7yrrfqLiRyCXNvgKmnH+3E7NowN2QeAhkbqxLRZ0oItUNTV1ys7t Nd8TpDo4s7whGrr0XYWA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r3I5G-001DJN-19; Wed, 15 Nov 2023 15:45:42 +0000 Received: from relay9-d.mail.gandi.net ([2001:4b98:dc4:8::229]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r3H4C-0011mY-04 for linux-arm-kernel@lists.infradead.org; Wed, 15 Nov 2023 14:40:35 +0000 Received: by mail.gandi.net (Postfix) with ESMTPA id 1ED09FF806; Wed, 15 Nov 2023 14:40:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1700059230; 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=daBaX2nOfcBqffmMooshUw4wUFqmDO5ms4CR0skya7c=; b=mgVCAJ61AqFQIr6QF7RiXK3F6Cxg5EMIeCpU6X2gv8ZzhZmf98Hg4ERhvuQ3K26IuhY77O ZruaKb44yCnT5dcdR29YFri3+bibE1spS21Q+X9SzqZ1QhqjgDBi84ke0p3FCw7tB25YNZ qcJTZSUFwHHGl99GQhxK8xtPF+mP+F5YT0stnRyunVL5lunl/bvmdfHntKHrq2kbqlSA/U B2jIPrMT8dwvUbH86ASqO9+aswVHDF+Rg2rxfIM5b6Ss97DvO9NOMAahArp09mAlXiz0Cr SP32UQ4h4Wtn7oK6KDKOo/i6GvA8jGgeRkU2LI41x0V9omEijgzNrFT8RGQihg== 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 v9 09/27] soc: fsl: cpm1: qmc: Introduce available timeslots masks Date: Wed, 15 Nov 2023 15:39:45 +0100 Message-ID: <20231115144007.478111-10-herve.codina@bootlin.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231115144007.478111-1-herve.codina@bootlin.com> References: <20231115144007.478111-1-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-20231115_064032_385622_3B4D6280 X-CRM114-Status: GOOD ( 12.60 ) 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 e716f13669a0..0413e25d4c67 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);