From patchwork Tue Oct 15 15:44:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mika Kuoppala X-Patchwork-Id: 11190813 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3487315AB for ; Tue, 15 Oct 2019 15:46:14 +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 1744D205F4 for ; Tue, 15 Oct 2019 15:46:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1744D205F4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.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 968566E83E; Tue, 15 Oct 2019 15:46:13 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id CB20789B61 for ; Tue, 15 Oct 2019 15:45:23 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Oct 2019 08:45:23 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.67,300,1566889200"; d="scan'208";a="220463011" Received: from rosetta.fi.intel.com ([10.237.72.194]) by fmsmga004.fm.intel.com with ESMTP; 15 Oct 2019 08:45:22 -0700 Received: by rosetta.fi.intel.com (Postfix, from userid 1000) id 1871E84079B; Tue, 15 Oct 2019 18:44:51 +0300 (EEST) From: Mika Kuoppala To: intel-gfx@lists.freedesktop.org Date: Tue, 15 Oct 2019 18:44:48 +0300 Message-Id: <20191015154449.10338-10-mika.kuoppala@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191015154449.10338-1-mika.kuoppala@linux.intel.com> References: <20191015154449.10338-1-mika.kuoppala@linux.intel.com> Subject: [Intel-gfx] [PATCH 10/11] drm/i915/tgl: Wa_1607030317, Wa_1607186500, Wa_1607297627 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 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" Disable semaphore idle messages and wait for event power downs. Signed-off-by: Mika Kuoppala Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 8 ++++++++ drivers/gpu/drm/i915/i915_reg.h | 1 + 2 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 3bacf3d9684e..73fc168d7f60 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1281,6 +1281,14 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) wa_write_or(wal, GEN9_CTX_PREEMPT_REG, GEN12_DISABLE_POSH_BUSY_FF_DOP_CG); + + /* Wa_1607030317:tgl */ + /* Wa_1607186500:tgl */ + /* Wa_1607297627:tgl */ + wa_masked_en(wal, + GEN6_RC_SLEEP_PSMI_CONTROL, + GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE | + GEN8_RC_SEMA_IDLE_MSG_DISABLE); } if (IS_GEN(i915, 11)) { diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 19ac01057528..b50ec878a0b5 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2885,6 +2885,7 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define GEN6_RC_SLEEP_PSMI_CONTROL _MMIO(0x2050) #define GEN6_PSMI_SLEEP_MSG_DISABLE (1 << 0) +#define GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE (1 << 7) #define GEN8_RC_SEMA_IDLE_MSG_DISABLE (1 << 12) #define GEN8_FF_DOP_CLOCK_GATE_DISABLE (1 << 10)