From patchwork Fri Sep 22 06:04:43 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 9965197 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 CDAF96057C for ; Fri, 22 Sep 2017 06:05:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C064B285A6 for ; Fri, 22 Sep 2017 06:05:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B52B1289E9; Fri, 22 Sep 2017 06:05:05 +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 E133A28935 for ; Fri, 22 Sep 2017 06:05:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751847AbdIVGFD (ORCPT ); Fri, 22 Sep 2017 02:05:03 -0400 Received: from mx2.suse.de ([195.135.220.15]:42592 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751637AbdIVGFC (ORCPT ); Fri, 22 Sep 2017 02:05:02 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 7471AAF52; Fri, 22 Sep 2017 06:04:59 +0000 (UTC) From: Hannes Reinecke To: "Martin K. Petersen" Cc: Christoph Hellwig , James Bottomley , Bart van Assche , linux-scsi@vger.kernel.org, Hannes Reinecke , Hannes Reinecke , Doug Gilbert Subject: [PATCHv5 1/5] scsi_debug: allow to specify inquiry vendor and model Date: Fri, 22 Sep 2017 08:04:43 +0200 Message-Id: <1506060287-87031-2-git-send-email-hare@suse.de> X-Mailer: git-send-email 1.8.5.6 In-Reply-To: <1506060287-87031-1-git-send-email-hare@suse.de> References: <1506060287-87031-1-git-send-email-hare@suse.de> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP For testing purposes we need to be able to pass in the inquiry vendor and model. Signed-off-by: Hannes Reinecke Reviewed-by: Bart Van Assche Cc: Doug Gilbert Acked-by: Douglas Gilbert --- drivers/scsi/scsi_debug.c | 25 +++++++++++++++++-------- 1 file changed, 17 insertions(+), 8 deletions(-) diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 09ba494f8896..3c15f6b63b07 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -953,9 +953,9 @@ static int fetch_to_dev_buffer(struct scsi_cmnd *scp, unsigned char *arr, } -static const char * inq_vendor_id = "Linux "; -static const char * inq_product_id = "scsi_debug "; -static const char *inq_product_rev = "0186"; /* version less '.' */ +static char sdebug_inq_vendor_id[9] = "Linux "; +static char sdebug_inq_product_id[17] = "scsi_debug "; +static char sdebug_inq_product_rev[5] = "0186"; /* version less '.' */ /* Use some locally assigned NAAs for SAS addresses. */ static const u64 naa3_comp_a = 0x3222222000000000ULL; static const u64 naa3_comp_b = 0x3333333000000000ULL; @@ -975,8 +975,8 @@ static int inquiry_vpd_83(unsigned char *arr, int port_group_id, arr[0] = 0x2; /* ASCII */ arr[1] = 0x1; arr[2] = 0x0; - memcpy(&arr[4], inq_vendor_id, 8); - memcpy(&arr[12], inq_product_id, 16); + memcpy(&arr[4], sdebug_inq_vendor_id, 8); + memcpy(&arr[12], sdebug_inq_product_id, 16); memcpy(&arr[28], dev_id_str, dev_id_str_len); num = 8 + 16 + dev_id_str_len; arr[3] = num; @@ -1408,9 +1408,9 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) arr[6] = 0x10; /* claim: MultiP */ /* arr[6] |= 0x40; ... claim: EncServ (enclosure services) */ arr[7] = 0xa; /* claim: LINKED + CMDQUE */ - memcpy(&arr[8], inq_vendor_id, 8); - memcpy(&arr[16], inq_product_id, 16); - memcpy(&arr[32], inq_product_rev, 4); + memcpy(&arr[8], sdebug_inq_vendor_id, 8); + memcpy(&arr[16], sdebug_inq_product_id, 16); + memcpy(&arr[32], sdebug_inq_product_rev, 4); /* version descriptors (2 bytes each) follow */ put_unaligned_be16(0xc0, arr + 58); /* SAM-6 no version claimed */ put_unaligned_be16(0x5c0, arr + 60); /* SPC-5 no version claimed */ @@ -4151,6 +4151,12 @@ module_param_named(every_nth, sdebug_every_nth, int, S_IRUGO | S_IWUSR); module_param_named(fake_rw, sdebug_fake_rw, int, S_IRUGO | S_IWUSR); module_param_named(guard, sdebug_guard, uint, S_IRUGO); module_param_named(host_lock, sdebug_host_lock, bool, S_IRUGO | S_IWUSR); +module_param_string(inq_vendor, sdebug_inq_vendor_id, + sizeof(sdebug_inq_vendor_id), S_IRUGO|S_IWUSR); +module_param_string(inq_product, sdebug_inq_product_id, + sizeof(sdebug_inq_product_id), S_IRUGO|S_IWUSR); +module_param_string(inq_rev, sdebug_inq_product_rev, + sizeof(sdebug_inq_product_rev), S_IRUGO|S_IWUSR); module_param_named(lbpu, sdebug_lbpu, int, S_IRUGO); module_param_named(lbpws, sdebug_lbpws, int, S_IRUGO); module_param_named(lbpws10, sdebug_lbpws10, int, S_IRUGO); @@ -4202,6 +4208,9 @@ MODULE_PARM_DESC(every_nth, "timeout every nth command(def=0)"); MODULE_PARM_DESC(fake_rw, "fake reads/writes instead of copying (def=0)"); MODULE_PARM_DESC(guard, "protection checksum: 0=crc, 1=ip (def=0)"); MODULE_PARM_DESC(host_lock, "host_lock is ignored (def=0)"); +MODULE_PARM_DESC(inq_vendor, "SCSI INQUIRY vendor string (def=\"Linux\")"); +MODULE_PARM_DESC(inq_product, "SCSI INQUIRY product string (def=\"scsi_debug\")"); +MODULE_PARM_DESC(inq_rev, "SCSI INQUIRY revision string (def=\"0186\")"); MODULE_PARM_DESC(lbpu, "enable LBP, support UNMAP command (def=0)"); MODULE_PARM_DESC(lbpws, "enable LBP, support WRITE SAME(16) with UNMAP bit (def=0)"); MODULE_PARM_DESC(lbpws10, "enable LBP, support WRITE SAME(10) with UNMAP bit (def=0)");