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 7C478D767F7 for ; Thu, 31 Oct 2024 18:10:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3DA4710E903; Thu, 31 Oct 2024 18:10:24 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="cWsMzMge"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) by gabe.freedesktop.org (Postfix) with ESMTPS id BB1B210E435 for ; Thu, 31 Oct 2024 18:10:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730398223; x=1761934223; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AXcFfS8xirhY0C64mg8MDSHdrnwePzC0+Ucvq+NrH0o=; b=cWsMzMgeYic0TtifF2WjGN6QfDH5YwAf8DCPkLe/KRWFKSJ26B5bsNrg JoSsuSwg7N4RwfGQoY3aBs6N3Gi3xvT//owUP2Ww5okrVZS+sWoXjnTwu GLMO+wk24XD5UfvBVyEzTNtbO1TMvGLaljPa782/00LdMwSLN7abw6Li7 oWSQWr382NfXVNmulgb7X9HXJB3F4asv4dMzMWBjMSQz1zyTwOiQsJto5 Rgj+F1RPsumGZRJcMQynHrOMY2NF31Qne0sG6TOtnn4ESDneDFfJBPVPO 3KOoOqNQWYXuzmJEuHZQ3cHqH1tzHGb0MrN1rHEuTDHrP0X8wnQdN8/RJ Q==; X-CSE-ConnectionGUID: EnYMUhfPSoSgvJ0gg2FVGQ== X-CSE-MsgGUID: iKgqbTvXST2fRC6Li1Qrug== X-IronPort-AV: E=McAfee;i="6700,10204,11222"; a="41255867" X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="41255867" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Oct 2024 11:10:22 -0700 X-CSE-ConnectionGUID: sK3vHpVQS96VJNNBsBwveA== X-CSE-MsgGUID: twiL58DASLaHXcQ8PQXwMA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,247,1725346800"; d="scan'208";a="86637560" Received: from lstrano-desk.jf.intel.com ([10.54.39.91]) by fmviesa003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Oct 2024 11:10:22 -0700 From: Matthew Brost To: intel-xe@lists.freedesktop.org Cc: matthew.auld@intel.com Subject: [PATCH v6 1/8] drm/xe: Add xe_bo_vm_access Date: Thu, 31 Oct 2024 11:10:41 -0700 Message-Id: <20241031181048.2948948-2-matthew.brost@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241031181048.2948948-1-matthew.brost@intel.com> References: <20241031181048.2948948-1-matthew.brost@intel.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" Add xe_bo_vm_access which is wrapper around ttm_bo_vm_access which takes rpm refs for device access. Suggested-by: Thomas Hellström Signed-off-by: Matthew Brost Reviewed-by: Matthew Auld --- drivers/gpu/drm/xe/xe_bo.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c index 5b232f2951b1..0261a8b29351 100644 --- a/drivers/gpu/drm/xe/xe_bo.c +++ b/drivers/gpu/drm/xe/xe_bo.c @@ -1236,11 +1236,26 @@ static vm_fault_t xe_gem_fault(struct vm_fault *vmf) return ret; } +static int xe_bo_vm_access(struct vm_area_struct *vma, unsigned long addr, + void *buf, int len, int write) +{ + struct ttm_buffer_object *ttm_bo = vma->vm_private_data; + struct xe_bo *bo = ttm_to_xe_bo(ttm_bo); + struct xe_device *xe = xe_bo_device(bo); + int ret; + + xe_pm_runtime_get(xe); + ret = ttm_bo_vm_access(vma, addr, buf, len, write); + xe_pm_runtime_put(xe); + + return ret; +} + static const struct vm_operations_struct xe_gem_vm_ops = { .fault = xe_gem_fault, .open = ttm_bo_vm_open, .close = ttm_bo_vm_close, - .access = ttm_bo_vm_access + .access = xe_bo_vm_access, }; static const struct drm_gem_object_funcs xe_gem_object_funcs = { -- 2.34.1