From patchwork Fri Jun 9 00:22:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anatolij Gustschin X-Patchwork-Id: 9776851 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 109C660393 for ; Fri, 9 Jun 2017 00:23:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E121628609 for ; Fri, 9 Jun 2017 00:23:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DF807285E1; Fri, 9 Jun 2017 00:23:01 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9553228609 for ; Fri, 9 Jun 2017 00:23:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751564AbdFIAWn (ORCPT ); Thu, 8 Jun 2017 20:22:43 -0400 Received: from mail-out.m-online.net ([212.18.0.9]:38540 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751556AbdFIAWl (ORCPT ); Thu, 8 Jun 2017 20:22:41 -0400 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 3wkNKK5j5Bz1qrN6; Fri, 9 Jun 2017 02:22:29 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 3wkNKK3cwPz3hhtN; Fri, 9 Jun 2017 02:22:29 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id JXEZu8yUTKDs; Fri, 9 Jun 2017 02:22:28 +0200 (CEST) X-Auth-Info: 3KUuQgQE7IRs9RT3W3rjMkNcK4hR0fIzTA8MAotYFjY= Received: from crub.agik.hopto.org (p4FCB4FAC.dip0.t-ipconnect.de [79.203.79.172]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Fri, 9 Jun 2017 02:22:28 +0200 (CEST) From: Anatolij Gustschin To: linux-fpga@vger.kernel.org Cc: Alan Tull , Moritz Fischer , andy.shevchenko@gmail.com, linux-kernel@vger.kernel.org, matthew.gerlach@linux.intel.com, yi1.li@linux.intel.com Subject: [PATCH v6 1/2] fpga: Add flag to indicate bitstream needs decompression Date: Fri, 9 Jun 2017 02:22:25 +0200 Message-Id: <1496967746-12196-2-git-send-email-agust@denx.de> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1496967746-12196-1-git-send-email-agust@denx.de> References: <1496967746-12196-1-git-send-email-agust@denx.de> Sender: linux-fpga-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fpga@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add a flag that is passed to the write_init() callback, indicating that the bitstream is compressed. The low-level driver will deal with the flag, or return an error, if compressed bitstreams are not supported. Signed-off-by: Anatolij Gustschin Reviewed-by: Andy Shevchenko --- include/linux/fpga/fpga-mgr.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/fpga/fpga-mgr.h b/include/linux/fpga/fpga-mgr.h index 01c348c..bfa14bc 100644 --- a/include/linux/fpga/fpga-mgr.h +++ b/include/linux/fpga/fpga-mgr.h @@ -68,11 +68,13 @@ enum fpga_mgr_states { * FPGA_MGR_PARTIAL_RECONFIG: do partial reconfiguration if supported * FPGA_MGR_EXTERNAL_CONFIG: FPGA has been configured prior to Linux booting * FPGA_MGR_BITSTREAM_LSB_FIRST: SPI bitstream bit order is LSB first + * FPGA_MGR_COMPRESSED_BITSTREAM: FPGA bitstream is compressed */ #define FPGA_MGR_PARTIAL_RECONFIG BIT(0) #define FPGA_MGR_EXTERNAL_CONFIG BIT(1) #define FPGA_MGR_ENCRYPTED_BITSTREAM BIT(2) #define FPGA_MGR_BITSTREAM_LSB_FIRST BIT(3) +#define FPGA_MGR_COMPRESSED_BITSTREAM BIT(4) /** * struct fpga_image_info - information specific to a FPGA image