From patchwork Tue Jun 16 12:41:31 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abdiel Janulgue X-Patchwork-Id: 6617771 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E370F9F358 for ; Tue, 16 Jun 2015 12:41:43 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 218EC20776 for ; Tue, 16 Jun 2015 12:41:43 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 49A8E20615 for ; Tue, 16 Jun 2015 12:41:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4ACD56E0F8; Tue, 16 Jun 2015 05:41:41 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 471726E0F8 for ; Tue, 16 Jun 2015 05:41:40 -0700 (PDT) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP; 16 Jun 2015 05:41:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,626,1427785200"; d="scan'208";a="744381937" Received: from abj-mbp11.fi.intel.com ([10.237.68.39]) by fmsmga002.fm.intel.com with ESMTP; 16 Jun 2015 05:41:38 -0700 From: Abdiel Janulgue To: intel-gfx@lists.freedesktop.org Date: Tue, 16 Jun 2015 15:41:31 +0300 Message-Id: <1434458491-13218-1-git-send-email-abdiel.janulgue@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <20150616122141.GB11933@nuc-i3427.alporthouse.com> References: <20150616122141.GB11933@nuc-i3427.alporthouse.com> Subject: [Intel-gfx] [PATCH v3 resend 4/5] drm/i915: add I915_PARAM_HAS_RESOURCE_STREAMER to i915_getparam X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 This will let userspace know whether Resource Streamer is supported in the kernel. v2: Update I915_PARAM_HAS_RESOURCE_STREAMER so it's after I915_PARAM_HAS_GPU_RESET. v3: Only advertise RS support for hardware that supports it. Suggested-by: Kenneth Graunke Cc: Kenneth Graunke Signed-off-by: Abdiel Janulgue --- drivers/gpu/drm/i915/i915_dma.c | 3 +++ include/uapi/drm/i915_drm.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 88795d2..4f55f51 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -168,6 +168,9 @@ static int i915_getparam(struct drm_device *dev, void *data, i915.reset && intel_has_gpu_reset(dev); break; + case I915_PARAM_HAS_RESOURCE_STREAMER: + value = IS_HASWELL(dev) || INTEL_INFO(dev)->gen >= 8; + break; default: DRM_DEBUG("Unknown parameter %d\n", param->param); return -EINVAL; diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index f88cc1c..51137bd 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -355,6 +355,7 @@ typedef struct drm_i915_irq_wait { #define I915_PARAM_SUBSLICE_TOTAL 33 #define I915_PARAM_EU_TOTAL 34 #define I915_PARAM_HAS_GPU_RESET 35 +#define I915_PARAM_HAS_RESOURCE_STREAMER 36 typedef struct drm_i915_getparam { int param;