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 X-Spam-Level: X-Spam-Status: No, score=-11.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C2520C433DF for ; Fri, 17 Jul 2020 08:01:14 +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 956E22071A for ; Fri, 17 Jul 2020 08:01:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 956E22071A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1E0AA6ED37; Fri, 17 Jul 2020 08:01:14 +0000 (UTC) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id DB5D56ED37 for ; Fri, 17 Jul 2020 08:01:12 +0000 (UTC) IronPort-SDR: 8l42o8Rs4nm8qJfUP/KdlSvnEFVnbqALdwQNTp5V+P9z7c7AucGQ8eJ0TyIQ9KhRqoavr0J2Xr 7NHF57Kr4zmw== X-IronPort-AV: E=McAfee;i="6000,8403,9684"; a="137669649" X-IronPort-AV: E=Sophos;i="5.75,362,1589266800"; d="scan'208";a="137669649" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jul 2020 01:01:12 -0700 IronPort-SDR: PVDOHb5zxqlXtoiHEsKsCPbMS6r5PIb3F9GVG5CCbcilLuLUsErudNAblhGYJ9rx88Mmjmp7qA CfR0ouNDhbbw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,362,1589266800"; d="scan'208";a="460769818" Received: from unknown (HELO [10.252.58.102]) ([10.252.58.102]) by orsmga005.jf.intel.com with ESMTP; 17 Jul 2020 01:01:11 -0700 To: Umesh Nerlige Ramappa , intel-gfx@lists.freedesktop.org References: <20200717015716.37671-1-umesh.nerlige.ramappa@intel.com> From: Lionel Landwerlin Organization: Intel Corporation (UK) Ltd. - Co. Reg. #1134945 - Pipers Way, Swindon SN3 1RJ Message-ID: <314ede77-828e-a50f-bccd-0e5030d6a114@intel.com> Date: Fri, 17 Jul 2020 11:01:10 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <20200717015716.37671-1-umesh.nerlige.ramappa@intel.com> Content-Language: en-US Subject: Re: [Intel-gfx] [PATCH 1/3] drm/i915/perf: Whitelist OA report trigger registers 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: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On 17/07/2020 04:57, Umesh Nerlige Ramappa wrote: > From: Piotr Maciejewski > > OA reports can be triggered into the OA buffer by writing into the > OAREPORTTRIG registers. Whitelist the registers to allow user to trigger > reports. > > Signed-off-by: Piotr Maciejewski > Signed-off-by: Umesh Nerlige Ramappa > --- > drivers/gpu/drm/i915/gt/intel_workarounds.c | 26 +++++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c > index 5726cd0a37e0..582a2c8cd219 100644 > --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c > +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c > @@ -1365,6 +1365,20 @@ whitelist_reg(struct i915_wa_list *wal, i915_reg_t reg) > whitelist_reg_ext(wal, reg, RING_FORCE_TO_NONPRIV_ACCESS_RW); > } > > +static void gen9_whitelist_build_performance_counters(struct i915_wa_list *w) > +{ > + /* OA buffer trigger report 2/6 used by performance query */ > + whitelist_reg(w, OAREPORTTRIG2); > + whitelist_reg(w, OAREPORTTRIG6); > +} > + > +static void gen12_whitelist_build_performance_counters(struct i915_wa_list *w) > +{ > + /* OA buffer trigger report 2/6 used by performance query */ > + whitelist_reg(w, GEN12_OAG_OAREPORTTRIG2); > + whitelist_reg(w, GEN12_OAG_OAREPORTTRIG6); > +} > + > static void gen9_whitelist_build(struct i915_wa_list *w) > { > /* WaVFEStateAfterPipeControlwithMediaStateClear:skl,bxt,glk,cfl */ > @@ -1378,6 +1392,9 @@ static void gen9_whitelist_build(struct i915_wa_list *w) > > /* WaSendPushConstantsFromMMIO:skl,bxt */ > whitelist_reg(w, COMMON_SLICE_CHICKEN2); > + > + /* Performance counters support */ > + gen9_whitelist_build_performance_counters(w); > } > > static void skl_whitelist_build(struct intel_engine_cs *engine) > @@ -1471,6 +1488,9 @@ static void cnl_whitelist_build(struct intel_engine_cs *engine) > > /* WaEnablePreemptionGranularityControlByUMD:cnl */ > whitelist_reg(w, GEN8_CS_CHICKEN1); > + > + /* Performance counters support */ > + gen9_whitelist_build_performance_counters(w); > } > > static void icl_whitelist_build(struct intel_engine_cs *engine) > @@ -1500,6 +1520,9 @@ static void icl_whitelist_build(struct intel_engine_cs *engine) > whitelist_reg_ext(w, PS_INVOCATION_COUNT, > RING_FORCE_TO_NONPRIV_ACCESS_RD | > RING_FORCE_TO_NONPRIV_RANGE_4); > + > + /* Performance counters support */ > + gen9_whitelist_build_performance_counters(w); > break; > > case VIDEO_DECODE_CLASS: > @@ -1550,6 +1573,9 @@ static void tgl_whitelist_build(struct intel_engine_cs *engine) > > /* Wa_1806527549:tgl */ > whitelist_reg(w, HIZ_CHICKEN); > + > + /* Performance counters support */ > + gen12_whitelist_build_performance_counters(w); > break; > default: > whitelist_reg_ext(w, Since this is a i915-perf feature, I think we should bump the i915-perf revision number. This will allow the IGT test to properly check the availability of this feature and skip otherwise. Otherwise looks sound to me. -Lionel _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx