From patchwork Sun Sep 13 23:49:10 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 7171971 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 8D181BEEC1 for ; Sun, 13 Sep 2015 23:53:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 83CFA20625 for ; Sun, 13 Sep 2015 23:53:28 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 664542061E for ; Sun, 13 Sep 2015 23:53:27 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZbH3r-0007ZR-V6; Sun, 13 Sep 2015 23:51:55 +0000 Received: from lucky1.263xmail.com ([211.157.147.130]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZbH3o-0007DL-El; Sun, 13 Sep 2015 23:51:53 +0000 Received: from shawn.lin?rock-chips.com (unknown [192.168.167.130]) by lucky1.263xmail.com (Postfix) with SMTP id 865781E58B0; Mon, 14 Sep 2015 07:51:30 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 5C1AA421; Mon, 14 Sep 2015 07:51:28 +0800 (CST) X-RL-SENDER: shawn.lin@rock-chips.com X-FST-TO: vinod.koul@intel.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: shawn.lin@rock-chips.com X-UNIQUE-TAG: <796b27ec51df3c33d926c6c3378d28ef> X-ATTACHMENT-NUM: 0 X-SENDER: lintao@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 22434IOSRSY; Mon, 14 Sep 2015 07:51:29 +0800 (CST) From: Shawn Lin To: Vinod Koul , Heiko Stuebner , Jaroslav Kysela , Takashi Iwai , Mark Brown Subject: [PATCH v5 07/10] DMA: pl330: implement dmaengine_get_quirks hook Date: Mon, 14 Sep 2015 07:49:10 +0800 Message-Id: <1442188150-6058-1-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 1.8.0 In-Reply-To: <1442187923-5736-1-git-send-email-shawn.lin@rock-chips.com> References: <1442187923-5736-1-git-send-email-shawn.lin@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150913_165152_839424_8F60D933 X-CRM114-Status: UNSURE ( 6.11 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.8 (/) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Addy Ke , alsa-devel@alsa-project.org, Shawn Lin , linux-spi@vger.kernel.org, Doug Anderson , linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, dmaengine@vger.kernel.org, Olof Johansson , Sonny Rao , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP By adding this function, slave device can query quirks from pl330 if they need special settings for dmaengine. Signed-off-by: Shawn Lin --- Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None Changes in v1: None drivers/dma/pl330.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 3b9b426..bf01d24 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2156,6 +2156,14 @@ static int pl330_config(struct dma_chan *chan, return 0; } +static int pl330_quirks(struct dma_chan *chan) +{ + struct dma_pl330_chan *pch = to_pchan(chan); + struct pl330_dmac *pl330 = pch->dmac; + + return pl330->quirks; +} + static int pl330_terminate_all(struct dma_chan *chan) { struct dma_pl330_chan *pch = to_pchan(chan); @@ -2928,6 +2936,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) pd->device_tx_status = pl330_tx_status; pd->device_prep_slave_sg = pl330_prep_slave_sg; pd->device_config = pl330_config; + pd->device_get_quirks = pl330_quirks; pd->device_pause = pl330_pause; pd->device_terminate_all = pl330_terminate_all; pd->device_issue_pending = pl330_issue_pending;