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 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 811C4CA0EFE for ; Tue, 19 Aug 2025 08:55:49 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4106110E566; Tue, 19 Aug 2025 08:55:49 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=igalia.com header.i=@igalia.com header.b="ltzeCx1p"; dkim-atps=neutral Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) by gabe.freedesktop.org (Postfix) with ESMTPS id DFA3F10E55A for ; Tue, 19 Aug 2025 08:55:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:To:From:Sender:Reply-To:Cc:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=9jVnDYH17fNlWJ+oMfOnkTqjuPqKGk4UXbfFsfsVJPA=; b=ltzeCx1peeZ9K1vek9BCGQOlso OjhhfyJY5b5/JpZ09eF/Cl3sYAN3tq9d3bfBwxUk466KC5avi3IGKyp7fRkfGeB1kgVYUbv2+fVaT fX1NkK9IPiYUvdTP0N+lTxrrqN4kidgHwt8zwuGFhIVrI3pUYpKjQSmcUiVxzteIEO8LlBhp2YAxN S8AxHu8i0JoMJB4ulaGeClrD4z+M3fSkOJRewP57rgR1NQYrEMK45MuK903UMPbkqBLv1YK2DNVMx mqg9MesV5zv5K264eZIrpa2bMpvbDBIYYYmkEcJXzkKp15V9npwGYxc44c6PGAj4QobruLeh54S69 S8D1d/pQ==; Received: from [84.66.36.92] (helo=localhost) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1uoI89-00GD7f-65 for ; Tue, 19 Aug 2025 10:55:45 +0200 From: Tvrtko Ursulin To: intel-xe@lists.freedesktop.org Subject: [CI 09/13] drm/xe: Handle DPT in system memory Date: Tue, 19 Aug 2025 09:55:30 +0100 Message-ID: <20250819085537.97902-10-tvrtko.ursulin@igalia.com> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250819085537.97902-1-tvrtko.ursulin@igalia.com> References: <20250819085537.97902-1-tvrtko.ursulin@igalia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" If DPT is allocated from system memory it will be created in the default write-back cached mode. This means we need to flush it after populating otherwise nothing works. Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/xe/display/xe_fb_pin.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/xe/display/xe_fb_pin.c b/drivers/gpu/drm/xe/display/xe_fb_pin.c index 460e330676b3..5819895f5a48 100644 --- a/drivers/gpu/drm/xe/display/xe_fb_pin.c +++ b/drivers/gpu/drm/xe/display/xe_fb_pin.c @@ -3,6 +3,7 @@ * Copyright © 2021 Intel Corporation */ +#include #include #include "i915_vma.h" @@ -206,6 +207,8 @@ static int __xe_pin_fb_vma_dpt(const struct intel_framebuffer *fb, if (dpt->vmap.is_iomem && !xe_bo_is_vram(dpt)) ggtt_flush_writes(tile0->mem.ggtt); + else if (!xe_bo_is_vram(dpt) && !xe_bo_is_stolen(dpt)) + drm_clflush_virt_range(dpt->vmap.vaddr, dpt_size); vma->dpt = dpt; vma->node = dpt->ggtt_node[tile0->id]; -- 2.48.0