From patchwork Tue Feb 4 08:46:21 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacek Lawrynowicz X-Patchwork-Id: 13958802 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 4E931C0218F for ; Tue, 4 Feb 2025 08:46:37 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BCCE510E5B7; Tue, 4 Feb 2025 08:46:36 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Ek58CKGA"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id E467010E5B8 for ; Tue, 4 Feb 2025 08:46:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1738658796; x=1770194796; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=lwPa64ROmLN8hzng7S4FPqAmcosL1sxgJ9rXWkLN3og=; b=Ek58CKGARXF2GXlSfam14VOpOQS0Rod+/dyhtOlIwnGBFa0O6gYhyOg4 nKS3JH3kGhuwU0v/LkDUh/deNnc6nNwAIC9fxRD4MLwW1k7wQgtX9kYQN dg92XIwNxbi9kySSJd5DuIQ8OQm3URwqqUItBtyQbm6pTpVMWBgYMPTjx PrPlpeNKr8YTRO6ZZWsAWfxAXYKj91CzfbBITLU2NPlz+sPPVeRcvCEHW NoG8BA7Mz/pKxZsDpeSm1F9uEOxdqO4UcNHCGeKn0aTYV0rLf3DAqG2R1 oBCNNSD0DwN0AZZQxrdlSDiTnbli00EOP5Ty80gqlMYkwlv0p47PitxWc Q==; X-CSE-ConnectionGUID: zy27DoMGTqu3TJN/gZfCDA== X-CSE-MsgGUID: n+PZnck7QpOGxuAwgmSCdA== X-IronPort-AV: E=McAfee;i="6700,10204,11335"; a="39434741" X-IronPort-AV: E=Sophos;i="6.13,258,1732608000"; d="scan'208";a="39434741" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Feb 2025 00:46:36 -0800 X-CSE-ConnectionGUID: 1j0RQfO8RZSEuqnzNILEmA== X-CSE-MsgGUID: gm0P9nbxSQCE/mVC0lLarw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,258,1732608000"; d="scan'208";a="115531610" Received: from jlawryno.igk.intel.com ([10.91.220.59]) by orviesa004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Feb 2025 00:46:34 -0800 From: Jacek Lawrynowicz To: dri-devel@lists.freedesktop.org Cc: oded.gabbay@gmail.com, quic_jhugo@quicinc.com, maciej.falkowski@linux.intel.com, Karol Wachowski , Jacek Lawrynowicz Subject: [PATCH 5/6] accel/ivpu: Add test modes to toggle clock relinquish disable Date: Tue, 4 Feb 2025 09:46:21 +0100 Message-ID: <20250204084622.2422544-6-jacek.lawrynowicz@linux.intel.com> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20250204084622.2422544-1-jacek.lawrynowicz@linux.intel.com> References: <20250204084622.2422544-1-jacek.lawrynowicz@linux.intel.com> MIME-Version: 1.0 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" From: Karol Wachowski Add IVPU_TEST_MODE_CLK_RELINQ_[DISABLE|ENABLE] that overrides workaround for disabling clock relinquish for testing purposes. Reviewed-by: Jacek Lawrynowicz Signed-off-by: Karol Wachowski Signed-off-by: Jacek Lawrynowicz --- drivers/accel/ivpu/ivpu_drv.h | 2 ++ drivers/accel/ivpu/ivpu_hw.c | 6 ++++++ 2 files changed, 8 insertions(+) diff --git a/drivers/accel/ivpu/ivpu_drv.h b/drivers/accel/ivpu/ivpu_drv.h index ca21102ca366c..73d808068c8b7 100644 --- a/drivers/accel/ivpu/ivpu_drv.h +++ b/drivers/accel/ivpu/ivpu_drv.h @@ -206,6 +206,8 @@ extern bool ivpu_force_snoop; #define IVPU_TEST_MODE_MIP_DISABLE BIT(6) #define IVPU_TEST_MODE_DISABLE_TIMEOUTS BIT(8) #define IVPU_TEST_MODE_TURBO BIT(9) +#define IVPU_TEST_MODE_CLK_RELINQ_DISABLE BIT(10) +#define IVPU_TEST_MODE_CLK_RELINQ_ENABLE BIT(11) extern int ivpu_test_mode; struct ivpu_file_priv *ivpu_file_priv_get(struct ivpu_file_priv *file_priv); diff --git a/drivers/accel/ivpu/ivpu_hw.c b/drivers/accel/ivpu/ivpu_hw.c index f31702b3ecbdc..4d9f30e3b505d 100644 --- a/drivers/accel/ivpu/ivpu_hw.c +++ b/drivers/accel/ivpu/ivpu_hw.c @@ -68,6 +68,12 @@ static void wa_init(struct ivpu_device *vdev) ivpu_revision(vdev) < IVPU_HW_IP_REV_LNL_B0) vdev->wa.disable_clock_relinquish = true; + if (ivpu_test_mode & IVPU_TEST_MODE_CLK_RELINQ_ENABLE) + vdev->wa.disable_clock_relinquish = false; + + if (ivpu_test_mode & IVPU_TEST_MODE_CLK_RELINQ_DISABLE) + vdev->wa.disable_clock_relinquish = true; + if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX) vdev->wa.wp0_during_power_up = true;