From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4358DC433EF for ; Mon, 11 Oct 2021 15:20:00 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 09DC160E98 for ; Mon, 11 Oct 2021 15:20:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 09DC160E98 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A3E816E544; Mon, 11 Oct 2021 15:19:49 +0000 (UTC) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id E42C06E51B; Mon, 11 Oct 2021 15:19:46 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10134"; a="290391429" X-IronPort-AV: E=Sophos;i="5.85,364,1624345200"; d="scan'208";a="290391429" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2021 08:19:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,364,1624345200"; d="scan'208";a="547062983" Received: from irvmail001.ir.intel.com ([10.43.11.63]) by fmsmga004.fm.intel.com with ESMTP; 11 Oct 2021 08:19:45 -0700 Received: from intel.com (srinivasulu-X299-AORUS-Gaming-7.iind.intel.com [10.145.162.218]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id 19BFJcaJ019164; Mon, 11 Oct 2021 16:19:43 +0100 From: Thanneeru Srinivasulu To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Cc: michal.wajdeczko@intel.com, thanneeru.srinivasulu@intel.com Subject: [PATCH 3/4] drm/i915/guc: Inject probe errors for MMIO send Date: Mon, 11 Oct 2021 20:51:05 +0530 Message-Id: <20211011152106.3424810-4-thanneeru.srinivasulu@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211011152106.3424810-1-thanneeru.srinivasulu@intel.com> References: <20211011152106.3424810-1-thanneeru.srinivasulu@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Injecting probe errors -ENXIO for MMIO send. Signed-off-by: Thanneeru Srinivasulu --- drivers/gpu/drm/i915/gt/uc/intel_guc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 8f8182bf7c11..490d66712afc 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -403,6 +403,10 @@ int intel_guc_send_mmio(struct intel_guc *guc, const u32 *request, u32 len, int i; int ret; + ret = i915_inject_probe_error(i915, -ENXIO); + if (ret) + return ret; + GEM_BUG_ON(!len); GEM_BUG_ON(len > guc->send_regs.count); -- 2.25.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 41725C433FE for ; Mon, 11 Oct 2021 15:19:56 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F324660E05 for ; Mon, 11 Oct 2021 15:19:55 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org F324660E05 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AB9C06E525; Mon, 11 Oct 2021 15:19:48 +0000 (UTC) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id E42C06E51B; Mon, 11 Oct 2021 15:19:46 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10134"; a="290391429" X-IronPort-AV: E=Sophos;i="5.85,364,1624345200"; d="scan'208";a="290391429" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2021 08:19:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,364,1624345200"; d="scan'208";a="547062983" Received: from irvmail001.ir.intel.com ([10.43.11.63]) by fmsmga004.fm.intel.com with ESMTP; 11 Oct 2021 08:19:45 -0700 Received: from intel.com (srinivasulu-X299-AORUS-Gaming-7.iind.intel.com [10.145.162.218]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id 19BFJcaJ019164; Mon, 11 Oct 2021 16:19:43 +0100 From: Thanneeru Srinivasulu To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Cc: michal.wajdeczko@intel.com, thanneeru.srinivasulu@intel.com Date: Mon, 11 Oct 2021 20:51:05 +0530 Message-Id: <20211011152106.3424810-4-thanneeru.srinivasulu@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211011152106.3424810-1-thanneeru.srinivasulu@intel.com> References: <20211011152106.3424810-1-thanneeru.srinivasulu@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH 3/4] drm/i915/guc: Inject probe errors for MMIO send X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Injecting probe errors -ENXIO for MMIO send. Signed-off-by: Thanneeru Srinivasulu --- drivers/gpu/drm/i915/gt/uc/intel_guc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 8f8182bf7c11..490d66712afc 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -403,6 +403,10 @@ int intel_guc_send_mmio(struct intel_guc *guc, const u32 *request, u32 len, int i; int ret; + ret = i915_inject_probe_error(i915, -ENXIO); + if (ret) + return ret; + GEM_BUG_ON(!len); GEM_BUG_ON(len > guc->send_regs.count); -- 2.25.1