From patchwork Sat May 16 12:33:14 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 6421601 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 DADDE9F1C1 for ; Sat, 16 May 2015 12:34:51 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 39B8C2058C for ; Sat, 16 May 2015 12:34:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 504B320204 for ; Sat, 16 May 2015 12:34:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755201AbbEPMdW (ORCPT ); Sat, 16 May 2015 08:33:22 -0400 Received: from mail-wi0-f172.google.com ([209.85.212.172]:38770 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755166AbbEPMdT (ORCPT ); Sat, 16 May 2015 08:33:19 -0400 Received: by wicnf17 with SMTP id nf17so20736674wic.1 for ; Sat, 16 May 2015 05:33:17 -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=oVutwA0xLDfWPDM6ZN9087CUuX2MonE4zD0VcDE12yM=; b=GNIPylGS43LPNfNJzaokMpel6Ce9JWI+57wCRb0h00TinLbhtN/ic+4LT0wX7nbde1 Qyu4aL0ZJ99y3Fxufp2fsxl1RkV0Ba7RH0YtR2gG+vzRjku04/zKmWRo50/HIjTCQkcb aM2+EhuMJibT++l1/J1CWW5IYpvJ0DWLhgn9GBNuxwfJh1o+6rtzWnai/F/GdArPg7bP foMRxBfEGjo+mxFEVyHyeHIpJpx/zRwrk/YDqj00A9IdER0RDH3x8knbtc32wSULWAQG wJMZvlnsEQibFyI/g6dHtmq4KuBn0y34B+esvHkZ21B4AjGao7ENRpaoUphLTLTqDtU/ Gkhg== X-Gm-Message-State: ALoCoQknLtmQ+u6l2+IyOxIskjo+8M4Mf5y7XIugBeOWYAgQ/1JC1cginwfZJKUImfYMKPOXTuJI X-Received: by 10.194.58.11 with SMTP id m11mr27660110wjq.92.1431779597793; Sat, 16 May 2015 05:33:17 -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 u9sm7150131wjx.15.2015.05.16.05.33.15 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 16 May 2015 05:33:17 -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 v2 09/13] ASoC: qcom: add bit map to track static dma channel allocations Date: Sat, 16 May 2015 13:33:14 +0100 Message-Id: <1431779594-2249-1-git-send-email-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1431779462-1732-1-git-send-email-srinivas.kandagatla@linaro.org> References: <1431779462-1732-1-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. Tested-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]; };