From mboxrd@z Thu Jan 1 00:00:00 1970 From: Damien Lespiau Subject: [PATCH 2/4] lib: Allow to override the device id at run time Date: Wed, 20 Feb 2013 14:53:14 +0000 Message-ID: <1361371996-28166-2-git-send-email-damien.lespiau@intel.com> References: <1361371996-28166-1-git-send-email-damien.lespiau@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 534EBE67AB for ; Wed, 20 Feb 2013 06:53:21 -0800 (PST) In-Reply-To: <1361371996-28166-1-git-send-email-damien.lespiau@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Using the same environment variable as libdrm so one doesn't have to remember two different things. This is helpful to run a test under a fake identity, to, say, dump an aub file. Signed-off-by: Damien Lespiau --- lib/intel_drm.c | 14 ++++++++++---- 1 files changed, 10 insertions(+), 4 deletions(-) diff --git a/lib/intel_drm.c b/lib/intel_drm.c index 8d89d24..eaf9895 100644 --- a/lib/intel_drm.c +++ b/lib/intel_drm.c @@ -54,12 +54,18 @@ intel_get_drm_devid(int fd) int ret; struct drm_i915_getparam gp; uint32_t devid; + char *override; - gp.param = I915_PARAM_CHIPSET_ID; - gp.value = (int *)&devid; + override = getenv("INTEL_DEVID_OVERRIDE"); + if (override) { + devid = strtod(override, NULL); + } else { + gp.param = I915_PARAM_CHIPSET_ID; + gp.value = (int *)&devid; - ret = ioctl(fd, DRM_IOCTL_I915_GETPARAM, &gp, sizeof(gp)); - assert(ret == 0); + ret = ioctl(fd, DRM_IOCTL_I915_GETPARAM, &gp, sizeof(gp)); + assert(ret == 0); + } return devid; } -- 1.7.7.5