From patchwork Wed Jan 6 18:32:10 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Hilman X-Patchwork-Id: 71392 Received: from arroyo.ext.ti.com (arroyo.ext.ti.com [192.94.94.40]) by demeter.kernel.org (8.14.3/8.14.2) with ESMTP id o06IgEJZ014713 for ; Wed, 6 Jan 2010 18:42:14 GMT Received: from dlep35.itg.ti.com ([157.170.170.118]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id o06Ie8mm018608 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 6 Jan 2010 12:40:08 -0600 Received: from linux.omap.com (localhost [127.0.0.1]) by dlep35.itg.ti.com (8.13.7/8.13.7) with ESMTP id o06Ie3f8020654; Wed, 6 Jan 2010 12:40:04 -0600 (CST) Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id B256680639; Wed, 6 Jan 2010 12:40:02 -0600 (CST) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dflp51.itg.ti.com (dflp51.itg.ti.com [128.247.22.94]) by linux.omap.com (Postfix) with ESMTP id 3856180626 for ; Wed, 6 Jan 2010 12:33:15 -0600 (CST) Received: from medina.ext.ti.com (localhost [127.0.0.1]) by dflp51.itg.ti.com (8.13.7/8.13.7) with ESMTP id o06IXEv5010725 for ; Wed, 6 Jan 2010 12:33:14 -0600 (CST) Received: from psmtp.com (na3sys009amx196.postini.com [74.125.149.177]) by medina.ext.ti.com (8.13.7/8.13.7) with SMTP id o06IXEDr020499 for ; Wed, 6 Jan 2010 12:33:14 -0600 Received: from source ([209.85.216.189]) by na3sys009amx196.postini.com ([74.125.148.10]) with SMTP; Wed, 06 Jan 2010 13:33:14 EST Received: by mail-px0-f189.google.com with SMTP id 27so11130037pxi.4 for ; Wed, 06 Jan 2010 10:33:13 -0800 (PST) Received: by 10.142.60.18 with SMTP id i18mr16595488wfa.290.1262802793568; Wed, 06 Jan 2010 10:33:13 -0800 (PST) Received: from localhost (deeprootsystems.com [216.254.16.51]) by mx.google.com with ESMTPS id 23sm17239186pzk.8.2010.01.06.10.33.12 (version=TLSv1/SSLv3 cipher=RC4-MD5); Wed, 06 Jan 2010 10:33:12 -0800 (PST) From: Kevin Hilman To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 28/35] davinci: Keep count of channel controllers on a platform Date: Wed, 6 Jan 2010 10:32:10 -0800 Message-Id: <1262802737-6601-29-git-send-email-khilman@deeprootsystems.com> X-Mailer: git-send-email 1.6.6.rc2.1.g42108 In-Reply-To: <1262802737-6601-28-git-send-email-khilman@deeprootsystems.com> References: <1262802737-6601-1-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-2-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-3-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-4-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-5-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-6-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-7-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-8-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-9-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-10-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-11-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-12-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-13-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-14-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-15-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-16-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-17-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-18-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-19-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-20-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-21-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-22-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-23-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-24-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-25-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-26-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-27-git-send-email-khilman@deeprootsystems.com> <1262802737-6601-28-git-send-email-khilman@deeprootsystems.com> X-pstn-neptune: 0/0/0.00/0 X-pstn-levels: (S:87.48052/99.90000 CV:99.9000 FC:95.5390 LC:95.5390 R:95.9108 P:95.9108 M:97.0282 C:98.6951 ) X-pstn-settings: 2 (0.5000:0.5000) s cv gt3 gt2 gt1 X-pstn-addresses: from [db-null] Cc: davinci-linux-open-source@linux.davincidsp.com X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: davinci-linux-open-source-bounces@linux.davincidsp.com Errors-To: davinci-linux-open-source-bounces@linux.davincidsp.com diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c index 5a71f4d..97a49f9 100644 --- a/arch/arm/mach-davinci/dma.c +++ b/arch/arm/mach-davinci/dma.c @@ -243,6 +243,7 @@ struct edma { }; static struct edma *edma_info[EDMA_MAX_CC]; +static int arch_num_cc; /* dummy param set used to (re)initialize parameter RAM slots */ static const struct edmacc_param dummy_paramset = { @@ -602,7 +603,7 @@ int edma_alloc_channel(int channel, } if (channel < 0) { - for (i = 0; i < EDMA_MAX_CC; i++) { + for (i = 0; i < arch_num_cc; i++) { channel = 0; for (;;) { channel = find_next_bit(edma_info[i]-> @@ -1467,6 +1468,7 @@ static int __init edma_probe(struct platform_device *pdev) edma_write_array2(j, EDMA_DRAE, i, 1, 0x0); edma_write_array(j, EDMA_QRAE, i, 0x0); } + arch_num_cc++; } if (tc_errs_handled) {