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 1BCD0D1AD39 for ; Wed, 16 Oct 2024 09:58:11 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D8D0110E6E7; Wed, 16 Oct 2024 09:58:10 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="beUlLMan"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id AD7A310E011 for ; Wed, 16 Oct 2024 09:58:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1729072685; x=1760608685; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Qrm+8h5lY8Zh37JnLe6V1YqufGik2ZojxmLkcAUQWoI=; b=beUlLManDdeVKV32kYmNpnWegk14p26IdNHfXPo10pPZ5+NTYeuwKBz3 JpyMEXNPRVOEtzRYyeAnZCGLnLIZatL4lYwZHVWRV1twBnG4F9m3WXitd H9pObjIRvnXpVf/uOq3CjMjmqs9QwQjpy5p7NInEYOXaG8NMj2GMqeZaW 9FEfhABot0AalA5/2PKbBf5eUYL7cR7cRY1QbDUKihzaUIFIFcotqo0Uc RxxfERfXmitTxAV3ax7jI0B6o2qblOv1dfMY6Yrk/sE5F50mTZFcKI/Ly IStRe3qrRsezxn3j9IXr5uQyX9E+QSSZ8XVbnzDsc5w5YInn+n3q7XJUs A==; X-CSE-ConnectionGUID: UmTS1J+cTy+S4RAHPmVW9Q== X-CSE-MsgGUID: 05gZ38gMQ5Oxuz/kfjIu9Q== X-IronPort-AV: E=McAfee;i="6700,10204,11226"; a="27951158" X-IronPort-AV: E=Sophos;i="6.11,207,1725346800"; d="scan'208";a="27951158" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2024 02:58:02 -0700 X-CSE-ConnectionGUID: g6qqPv5OQgmfZNTR3qqGZQ== X-CSE-MsgGUID: 4kOM01rwRKSVu+734gF/aA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,207,1725346800"; d="scan'208";a="78201588" Received: from llaguna-dev.igk.intel.com (HELO localhost) ([10.91.214.40]) by fmviesa009-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Oct 2024 02:58:01 -0700 From: Lukasz Laguna To: intel-xe@lists.freedesktop.org Cc: michal.winiarski@intel.com, michal.wajdeczko@intel.com, lukasz.laguna@intel.com Subject: [PATCH v1 2/3] drm/xe/bo: Add trylock helper for buffer objects Date: Wed, 16 Oct 2024 11:57:44 +0200 Message-Id: <20241016095745.7477-3-lukasz.laguna@intel.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20241016095745.7477-1-lukasz.laguna@intel.com> References: <20241016095745.7477-1-lukasz.laguna@intel.com> MIME-Version: 1.0 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" Wrap dma_resv_trylock() for convenient use with buffer objects. Signed-off-by: Lukasz Laguna --- drivers/gpu/drm/xe/xe_bo.c | 16 +++++++++++++++- drivers/gpu/drm/xe/xe_bo.h | 2 +- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c index 5b232f2951b1..6af7bc586f1c 100644 --- a/drivers/gpu/drm/xe/xe_bo.c +++ b/drivers/gpu/drm/xe/xe_bo.c @@ -2168,11 +2168,25 @@ int xe_bo_lock(struct xe_bo *bo, bool intr) return 0; } +/** + * xe_bo_trylock() - Trylock the buffer object's dma_resv object + * @bo: The struct xe_bo whose lock is tried to be taken. + * + * Tries to lock the buffer object's dma_resv object. + * + * Return: true if the lock was acquired, false otherwise. + */ +bool xe_bo_trylock(struct xe_bo *bo) +{ + return dma_resv_trylock(bo->ttm.base.resv); +} + /** * xe_bo_unlock() - Unlock the buffer object's dma_resv object * @bo: The struct xe_bo whose lock is to be released. * - * Unlock a buffer object lock that was locked by xe_bo_lock(). + * Unlock a buffer object lock that was locked by xe_bo_lock() or + * xe_bo_trylock(). */ void xe_bo_unlock(struct xe_bo *bo) { diff --git a/drivers/gpu/drm/xe/xe_bo.h b/drivers/gpu/drm/xe/xe_bo.h index 7fa44a0138b0..83992471c510 100644 --- a/drivers/gpu/drm/xe/xe_bo.h +++ b/drivers/gpu/drm/xe/xe_bo.h @@ -147,7 +147,7 @@ static inline void xe_bo_assert_held(struct xe_bo *bo) } int xe_bo_lock(struct xe_bo *bo, bool intr); - +bool xe_bo_trylock(struct xe_bo *bo); void xe_bo_unlock(struct xe_bo *bo); static inline void xe_bo_unlock_vm_held(struct xe_bo *bo) -- 2.40.0