From patchwork Thu Apr 25 12:08:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chintan Vankar X-Patchwork-Id: 1927742 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256 header.s=ti-com-17Q1 header.b=vphM+Uyx; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4VQF6813nSz1yZP for ; Thu, 25 Apr 2024 22:09:52 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id A3BDA88F3C; Thu, 25 Apr 2024 14:09:10 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.b="vphM+Uyx"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id E41A788F30; Thu, 25 Apr 2024 14:09:08 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS, SPF_PASS autolearn=ham autolearn_force=no version=3.4.2 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id A8C5788F0D for ; Thu, 25 Apr 2024 14:09:04 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=c-vankar@ti.com Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 43PC8uI1040551; Thu, 25 Apr 2024 07:08:56 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1714046936; bh=eKmf2RWPrqqNM+D3RXPQl3hxJPFDdDN/6ab74+XedTQ=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=vphM+UyxJMXVbBCD54XdcXgFW+NJ7BQIDdRRmxgzZE0CkfwsRi4cegAIGC9ygI4O3 bFkUDNPo0zhdtpi4DYTf5uqYbcAwQofQqlynOk4AAvjCk1OkwNBmSvyB1JdwB6QIqZ zLOjC795Yo+a07a25lHkVT8BVUkL1eekdtqc62yw= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 43PC8uNd033912 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 25 Apr 2024 07:08:56 -0500 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 25 Apr 2024 07:08:55 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Thu, 25 Apr 2024 07:08:55 -0500 Received: from localhost (chintan-thinkstation-p360-tower.dhcp.ti.com [172.24.227.220]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43PC8sR0061991; Thu, 25 Apr 2024 07:08:55 -0500 From: Chintan Vankar To: =?utf-8?q?Marek_Beh=C3=BAn?= , Michal Simek , Vignesh Raghavendra , "MD Danish Anwar" , Udit Kumar , Matthias Schiffer , Andreas Dannenberg , Devarsh Thakkar , Bin Meng , "Sean Anderson" , Kishon Vijay Abraham I , "Nikhil M Jain" , Wadim Egorov , "Joao Paulo Goncalves" , Mattijs Korpershoek , Chintan Vankar , Dhruva Gole , Francesco Dolcini , "Andrew Davis" , Roger Quadros , Maxime Ripard , Neha Malcom Francis , Simon Glass , Siddharth Vadapalli , Nishanth Menon , Tom Rini CC: Subject: [PATCH v2 05/10] dma: ti: k3-udma: Add support for native configuration of chan/flow Date: Thu, 25 Apr 2024 17:38:17 +0530 Message-ID: <20240425120822.2048012-6-c-vankar@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240425120822.2048012-1-c-vankar@ti.com> References: <20240425120822.2048012-1-c-vankar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean From: Kishon Vijay Abraham I In absence of Device Manager (DM) services such as at R5 SPL stage, driver will have to natively setup TCHAN/RCHAN/RFLOW cfg registers. Existing UDMA driver performed the above mentioned configuration for UDMA. Add similar configuration for PKTDMA here. Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Siddharth Vadapalli Signed-off-by: Chintan Vankar --- Link to v1: https://lore.kernel.org/r/20240112064759.1801600-6-s-vadapalli@ti.com/ Changes from v1 to v2: - No changes. drivers/dma/ti/k3-udma.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index ef3074aa13..ad3fa4a515 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -2119,6 +2119,9 @@ static int bcdma_tisci_tx_channel_config(struct udma_chan *uc) if (ret) dev_err(ud->dev, "tchan%d cfg failed %d\n", tchan->id, ret); + if (IS_ENABLED(CONFIG_K3_DM_FW)) + udma_alloc_tchan_raw(uc); + return ret; } @@ -2167,6 +2170,9 @@ static int pktdma_tisci_rx_channel_config(struct udma_chan *uc) dev_err(ud->dev, "flow%d config failed: %d\n", uc->rflow->id, ret); + if (IS_ENABLED(CONFIG_K3_DM_FW)) + udma_alloc_rchan_raw(uc); + return ret; }