From patchwork Thu May 21 21:53:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 6460211 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 D40789F318 for ; Thu, 21 May 2015 21:55:31 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E042C2053D for ; Thu, 21 May 2015 21:55:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 02ADF20225 for ; Thu, 21 May 2015 21:55:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422766AbbEUVz1 (ORCPT ); Thu, 21 May 2015 17:55:27 -0400 Received: from mail-wi0-f175.google.com ([209.85.212.175]:33563 "EHLO mail-wi0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161124AbbEUVx2 (ORCPT ); Thu, 21 May 2015 17:53:28 -0400 Received: by wicmx19 with SMTP id mx19so25162287wic.0 for ; Thu, 21 May 2015 14:53:27 -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=bjqbuBOD7LzikEvQa3WLSm/BOtpDG7xUr9kfmigatFo=; b=j0+eM09laNKvGe8fwvnwdVQMwT0/Nyh9AdjA7CC0FQoi5XZ4xAwFrpyqiSc/QrdXF9 qbXWMWPstuTyhWqaVX1vFjLKhGyMZV/GjuKoj13cBuboLxMT3j8/Lq9TJGU2dzd/Rbqs 1bKDoJiQtZqH16kgoIgrr0yPLSR6jdMyyngvZfJAt29p0HIP6kcN7U8EYBtDErSApogy qve9vBQOz5FRP8UsEWZ6mvTf4eYSOWnZs2gsIRbLsKNKEnmC6WlXBiOeV8ltfV3NAXqZ jCEH1lRqXTnpbGVvO+mWAByAnBuvuMzLt7FCN2+6UjfjTtoH5qJi3gcy+YbQFn+A0FFl xcwA== X-Gm-Message-State: ALoCoQnxRoxNkSKlOxLop3hnFUwxSa5d8CLf12SidPXI5gYXGowYy4B9sQWiAbYx8WiZlLw8xrwi X-Received: by 10.194.174.68 with SMTP id bq4mr1663646wjc.4.1432245207508; Thu, 21 May 2015 14:53:27 -0700 (PDT) Received: from srini-ThinkPad-X1-Carbon-2nd.dlink.com (host-2-96-95-164.as13285.net. [2.96.95.164]) by mx.google.com with ESMTPSA id g15sm4520600wiv.22.2015.05.21.14.53.23 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 21 May 2015 14:53:26 -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 v3 06/10] ASoC: qcom: add bit map to track static dma channel allocations Date: Thu, 21 May 2015 22:53:21 +0100 Message-Id: <1432245201-9234-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1432245125-8939-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1432245125-8939-1-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=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 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. Tested-by: Kenneth Westfield Acked-by: Kenneth Westfield 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]; };