From patchwork Wed Jan 26 20:36:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Lucas De Marchi X-Patchwork-Id: 12725771 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 70AEEC2BA4C for ; Wed, 26 Jan 2022 20:36:57 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4A3E410E948; Wed, 26 Jan 2022 20:36:31 +0000 (UTC) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id A71F110E804; Wed, 26 Jan 2022 20:36:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643229387; x=1674765387; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=YL9g6mxphtGpceT8p5dx9hnpQ0pfIWes8938xxVyozA=; b=ZEPDutx/8UKOqv2pU+K0wzxaqT/jZp5eufNPfcYMfqfegJloxiMC3GPA 5pxU/poMMtNyPQap8eHvXkOpM3EA5149hq2Zkbn7rCYVwHmuAGLvc12Dk A3ONCI/uc2DPTptVmm81UgqxLaLLUenzzLUMPHwb52QSi3GLUrvBpbw5g TxM8U8GYFw2OHOejbY4Uf1FACBhxP9sCEYCQR3OtTXoUGC2QfNbYW0nEz ofozXma80UvTz0ID/q4KFBRPx0kfjCNzcvDFZM9QwvCshg+INgLU20vRr uSUq/WfdDxk94G2ab19b3vhRW53/LHRTRO/vDDxQCvPkfdMioNhR4ZumB Q==; X-IronPort-AV: E=McAfee;i="6200,9189,10239"; a="333000508" X-IronPort-AV: E=Sophos;i="5.88,319,1635231600"; d="scan'208";a="333000508" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Jan 2022 12:36:24 -0800 X-IronPort-AV: E=Sophos;i="5.88,319,1635231600"; d="scan'208";a="581221522" Received: from lucas-s2600cw.jf.intel.com ([10.165.21.202]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Jan 2022 12:36:23 -0800 From: Lucas De Marchi To: intel-gfx@lists.freedesktop.org Subject: [PATCH 10/19] drm/i915/guc: Convert guc_ads_private_data_reset to dma_buf_map Date: Wed, 26 Jan 2022 12:36:53 -0800 Message-Id: <20220126203702.1784589-11-lucas.demarchi@intel.com> X-Mailer: git-send-email 2.35.0 In-Reply-To: <20220126203702.1784589-1-lucas.demarchi@intel.com> References: <20220126203702.1784589-1-lucas.demarchi@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: , Cc: Matthew Brost , =?utf-8?q?Thomas_Hellstr=C3=B6m?= , dri-devel@lists.freedesktop.org, Daniele Ceraolo Spurio , John Harrison Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Use dma_buf_map_memset() to zero the private data as ADS may be either on system or IO memory. Cc: Matt Roper Cc: Thomas Hellström Cc: Daniel Vetter Cc: John Harrison Cc: Matthew Brost Cc: Daniele Ceraolo Spurio Signed-off-by: Lucas De Marchi --- drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c index fe1e71adfca1..15990c229b54 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c @@ -668,14 +668,15 @@ void intel_guc_ads_destroy(struct intel_guc *guc) static void guc_ads_private_data_reset(struct intel_guc *guc) { + struct dma_buf_map map = + DMA_BUF_MAP_INIT_OFFSET(&guc->ads_map, guc_ads_private_data_offset(guc)); u32 size; size = guc_ads_private_data_size(guc); if (!size) return; - memset((void *)guc->ads_blob + guc_ads_private_data_offset(guc), 0, - size); + dma_buf_map_memset(&map, 0, size); } /**