From patchwork Thu Jul 12 00:08:00 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ben Widawsky X-Patchwork-Id: 1186211 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by patchwork1.kernel.org (Postfix) with ESMTP id B2E5E3FC8E for ; Thu, 12 Jul 2012 00:10:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5C5159EB54 for ; Wed, 11 Jul 2012 17:10:42 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from cloud01.chad-versace.us (184-106-247-128.static.cloud-ips.com [184.106.247.128]) by gabe.freedesktop.org (Postfix) with ESMTP id 0FCB99ED70 for ; Wed, 11 Jul 2012 17:10:02 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by cloud01.chad-versace.us (Postfix) with ESMTP id A8A22181061; Thu, 12 Jul 2012 00:12:36 +0000 (UTC) X-Virus-Scanned: amavisd-new at static.cloud-ips.com X-Spam-Flag: NO X-Spam-Score: -2.9 X-Spam-Level: X-Spam-Status: No, score=-2.9 tagged_above=-100 required=3.5 tests=[ALL_TRUSTED=-1, BAYES_00=-1.9] autolearn=ham Received: from cloud01.chad-versace.us ([127.0.0.1]) by localhost (cloud01.static.cloud-ips.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id PEDYglKUzhrr; Thu, 12 Jul 2012 00:12:31 +0000 (UTC) Received: from seagal.jf.intel.com (jfdmzpr03-ext.jf.intel.com [134.134.139.72]) by cloud01.chad-versace.us (Postfix) with ESMTPSA id 1AC65180EC8; Thu, 12 Jul 2012 00:12:31 +0000 (UTC) From: Ben Widawsky To: intel-gfx@lists.freedesktop.org Date: Wed, 11 Jul 2012 17:08:00 -0700 Message-Id: <1342051680-32560-1-git-send-email-ben@bwidawsk.net> X-Mailer: git-send-email 1.7.11.1 In-Reply-To: <1342051656-32481-1-git-send-email-ben@bwidawsk.net> References: <1342051656-32481-1-git-send-email-ben@bwidawsk.net> MIME-Version: 1.0 Cc: Ben Widawsky Subject: [Intel-gfx] =?utf-8?q?=5BPATCH=5D_reg=5Fread=3A_basic_register_re?= =?utf-8?q?ad_ioctl_test?= X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org This will need to get modified when the ioctl expands, and so is only here for reference/to make Daniel happy. Signed-off-by: Ben Widawsky --- tests/drm_reg_read.c | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 tests/drm_reg_read.c diff --git a/tests/drm_reg_read.c b/tests/drm_reg_read.c new file mode 100644 index 0000000..d28039b --- /dev/null +++ b/tests/drm_reg_read.c @@ -0,0 +1,86 @@ +/* + * Copyright © 2012 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Ben Widawsky + * + */ + +#include +#include +#include "i915_drm.h" +#include "drmtest.h" + +struct local_drm_i915_reg_read { + __u64 offset; + __u32 size; + __u64 val; /* Return value */ + __u32 pad; +}; + + +#define REG_READ_IOCTL DRM_IOWR(DRM_COMMAND_BASE + 0x30, struct local_drm_i915_reg_read) + +static void handle_bad(int ret, int lerrno, int expected, const char *desc) +{ + if (ret != 0 && lerrno != expected) { + fprintf(stderr, "%s - errno was %d, but should have been %d\n", + desc, lerrno, expected); + exit(EXIT_FAILURE); + } else if (ret == 0) { + fprintf(stderr, "%s - Command succeeded, but should have failed\n", + desc); + exit(EXIT_FAILURE); + } +} + +int main(int argc, char *argv[]) +{ + struct local_drm_i915_reg_read read; + int ret, fd; + + read.offset = 0x2358; + read.size = 4; + + fd = drm_open_any(); + + ret = drmIoctl(fd, REG_READ_IOCTL, &read); + if (ret) { + perror("positive test case failed\n"); + exit(EXIT_FAILURE); + } + + /* bad reg */ + read.offset = 0x12345678; + ret = drmIoctl(fd, REG_READ_IOCTL, &read); + handle_bad(ret, errno, ENXIO, "bad register"); + + /* bad size */ + read.offset = 0x2358; + read.size = 5; + ret = drmIoctl(fd, REG_READ_IOCTL, &read); + handle_bad(ret, errno, EINVAL, "bad size"); + + close(fd); + + exit(EXIT_SUCCESS); +}