From patchwork Wed May 13 12:02:59 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 6396331 Return-Path: X-Original-To: patchwork-linux-arm-msm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1DA519F1C2 for ; Wed, 13 May 2015 12:03:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4061C203E6 for ; Wed, 13 May 2015 12:03:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1E11A20383 for ; Wed, 13 May 2015 12:03:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964983AbbEMMDH (ORCPT ); Wed, 13 May 2015 08:03:07 -0400 Received: from mail-wg0-f42.google.com ([74.125.82.42]:33411 "EHLO mail-wg0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964939AbbEMMDD (ORCPT ); Wed, 13 May 2015 08:03:03 -0400 Received: by wgin8 with SMTP id n8so41180239wgi.0 for ; Wed, 13 May 2015 05:03:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=OSfAGS948G30nOKrA7LF+EyrbN7kHoOwgL5Y/jfoLD0=; b=R5jNCbuLZY5BV/zZwHr18J1JxgaCGd05GCgR/MyJXNCLBOLaVnxQyYIkps2fJA5BHE WHT2YQeukFV/Z2wcxwMVzyBbQcqdTc/72qa8O84SuCHS9e37xeqLz/GB3H2slSn7nnHX AsYv/bt/PAkcxb7PA05h7ZTf2I0KTBv+ZOzWsq+YGsEUc5a9XRwAT9l1iOoqo0iT4Gxy 5l7T+WLSYaDmHAFUWJMSCuKJQOlSlBtqf2om0EZA5JWX31wWFVL96zkY+PdTQGeFuNqq uQxIsVEaFIYB3Nr+JLD9qrP9llZKtHzwtybLCWT1+wHHPSrKZlvruDcFt/ITdl3i2j+j uJjQ== X-Gm-Message-State: ALoCoQn+PNyzP16PXy/bgUC9XWNAjudzgpKGgK+E6Lpd+cWev44+QQpU5oxij08Zocl+FbRQuojN X-Received: by 10.180.106.195 with SMTP id gw3mr13895487wib.25.1431518582702; Wed, 13 May 2015 05:03:02 -0700 (PDT) Received: from srini-ThinkPad-X1-Carbon-2nd.dlink.com (host-78-144-121-184.as13285.net. [78.144.121.184]) by mx.google.com with ESMTPSA id j1sm7713543wia.22.2015.05.13.05.03.00 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 13 May 2015 05:03:02 -0700 (PDT) From: Srinivas Kandagatla To: Patrick Lai , Mark Brown Cc: Rob Herring , Pawel Moll , Ian Campbell , Kumar Gala , Banajit Goswami , Kenneth Westfield , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, linux-arm-msm@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH v1 09/13] ASoC: qcom: add bit map to track static dma channel allocations Date: Wed, 13 May 2015 13:02:59 +0100 Message-Id: <1431518579-7667-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1431518302-7139-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1431518302-7139-1-git-send-email-srinivas.kandagatla@linaro.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 This patch adds dma channel bit mask to lpass data to keep track of dma channel allocations. This flag would be used in apq8016 lpass driver. Signed-off-by: Srinivas Kandagatla --- sound/soc/qcom/lpass.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index d572e7b..deecae9 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -49,6 +49,9 @@ struct lpass_data { /* SOC specific variations in the LPASS IP integration */ struct lpass_variant *variant; + /* bit map to keep track of static channel allocations */ + unsigned long rdma_ch_bit_map; + /* used it for handling interrupt per dma channel */ struct snd_pcm_substream *substream[LPASS_MAX_DMA_CHANNELS]; };