From patchwork Fri Nov 8 10:49:33 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolin Chen X-Patchwork-Id: 3157641 X-Patchwork-Delegate: vinod.koul@intel.com Return-Path: X-Original-To: patchwork-dmaengine@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B50C7BEEB2 for ; Fri, 8 Nov 2013 10:49:56 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id BF79020460 for ; Fri, 8 Nov 2013 10:49:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 171832045B for ; Fri, 8 Nov 2013 10:49:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756826Ab3KHKtu (ORCPT ); Fri, 8 Nov 2013 05:49:50 -0500 Received: from mail-db8lp0184.outbound.messaging.microsoft.com ([213.199.154.184]:21199 "EHLO db8outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756895Ab3KHKts (ORCPT ); Fri, 8 Nov 2013 05:49:48 -0500 Received: from mail70-db8-R.bigfish.com (10.174.8.236) by DB8EHSOBE026.bigfish.com (10.174.4.89) with Microsoft SMTP Server id 14.1.225.22; Fri, 8 Nov 2013 10:49:46 +0000 Received: from mail70-db8 (localhost [127.0.0.1]) by mail70-db8-R.bigfish.com (Postfix) with ESMTP id 84A44580250; Fri, 8 Nov 2013 10:49:46 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 3 X-BigFish: VS3(zzzz1f42h2148h208ch1ee6h1de0h1fdah2073h2146h1202h1e76h1d1ah1d2ah1fc6h1082kzz1de098h8275bh1de097hz2dh2a8h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b2fh2222h224fh1fb3h1d0ch1d2eh1d3fh1dfeh1dffh1e23h1fe8h1ff5h2218h2216h1155h) Received: from mail70-db8 (localhost.localdomain [127.0.0.1]) by mail70-db8 (MessageSwitch) id 1383907783849056_32238; Fri, 8 Nov 2013 10:49:43 +0000 (UTC) Received: from DB8EHSMHS009.bigfish.com (unknown [10.174.8.236]) by mail70-db8.bigfish.com (Postfix) with ESMTP id BE0F830004A; Fri, 8 Nov 2013 10:49:43 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by DB8EHSMHS009.bigfish.com (10.174.4.19) with Microsoft SMTP Server (TLS) id 14.16.227.3; Fri, 8 Nov 2013 10:49:43 +0000 Received: from az84smr01.freescale.net (10.64.34.197) by 039-SN1MMR1-004.039d.mgd.msft.net (10.84.1.14) with Microsoft SMTP Server (TLS) id 14.3.158.2; Fri, 8 Nov 2013 10:49:41 +0000 Received: from rio.ap.freescale.net (rio.ap.freescale.net [10.192.242.9]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id rA8AnQjX012086; Fri, 8 Nov 2013 03:49:37 -0700 From: Nicolin Chen To: , , , , , CC: , , , , , , , , , , , Subject: [PATCH v4 1/4] dma: imx-sdma: Add sdma firmware version 2 support Date: Fri, 8 Nov 2013 18:49:33 +0800 Message-ID: <1524b725cecd208ad63741f0b7214d0039608ac0.1383907685.git.b42378@freescale.com> X-Mailer: git-send-email 1.8.4 In-Reply-To: References: MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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 On i.MX5/6 series, SDMA is using new version firmware to support SSI dual FIFO feature and HDMI Audio (i.MX6Q/DL only). Thus add it. Signed-off-by: Nicolin Chen --- drivers/dma/imx-sdma.c | 15 ++++++++++++++- include/linux/platform_data/dma-imx-sdma.h | 5 +++++ 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index fc43603..c7ece8d 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -323,6 +323,7 @@ struct sdma_engine { struct clk *clk_ipg; struct clk *clk_ahb; spinlock_t channel_0_lock; + u32 script_number; struct sdma_script_start_addrs *script_addrs; const struct sdma_driver_data *drvdata; }; @@ -1238,6 +1239,7 @@ static void sdma_issue_pending(struct dma_chan *chan) } #define SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1 34 +#define SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V2 38 static void sdma_add_scripts(struct sdma_engine *sdma, const struct sdma_script_start_addrs *addr) @@ -1246,7 +1248,7 @@ static void sdma_add_scripts(struct sdma_engine *sdma, s32 *saddr_arr = (u32 *)sdma->script_addrs; int i; - for (i = 0; i < SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1; i++) + for (i = 0; i < sdma->script_number; i++) if (addr_arr[i] > 0) saddr_arr[i] = addr_arr[i]; } @@ -1272,6 +1274,17 @@ static void sdma_load_firmware(const struct firmware *fw, void *context) goto err_firmware; if (header->ram_code_start + header->ram_code_size > fw->size) goto err_firmware; + switch (header->version_major) { + case 1: + sdma->script_number = SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V1; + break; + case 2: + sdma->script_number = SDMA_SCRIPT_ADDRS_ARRAY_SIZE_V2; + break; + default: + dev_err(sdma->dev, "unknown firmware version\n"); + return; + } addr = (void *)header + header->script_addrs_start; ram_code = (void *)header + header->ram_code_start; diff --git a/include/linux/platform_data/dma-imx-sdma.h b/include/linux/platform_data/dma-imx-sdma.h index 3a39428..eabac4e 100644 --- a/include/linux/platform_data/dma-imx-sdma.h +++ b/include/linux/platform_data/dma-imx-sdma.h @@ -43,6 +43,11 @@ struct sdma_script_start_addrs { s32 dptc_dvfs_addr; s32 utra_addr; s32 ram_code_start_addr; + /* End of v1 array */ + s32 mcu_2_ssish_addr; + s32 ssish_2_mcu_addr; + s32 hdmi_dma_addr; + /* End of v2 array */ }; /**