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 X-Spam-Level: X-Spam-Status: No, score=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EBEB3C43381 for ; Mon, 18 Jan 2021 18:54:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C3C0022C9E for ; Mon, 18 Jan 2021 18:54:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2436929AbhARSyR (ORCPT ); Mon, 18 Jan 2021 13:54:17 -0500 Received: from mail.kernel.org ([198.145.29.99]:39214 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2407626AbhARSxD (ORCPT ); Mon, 18 Jan 2021 13:53:03 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id AE48C22CA1 for ; Mon, 18 Jan 2021 18:52:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1610995943; bh=GJwqoHFCgKzuo6XqtpQFCAp6J4lo7ISVnGnXRrRIuVs=; h=From:To:Subject:Date:In-Reply-To:References:From; b=OGX9+DaWaPUqukMrB34p3lbIRZWt2znui96fWzdv1qJt6DcHqFnkE10xZOtueWZx1 74PCNsssg/uXh7d2TMNBafg1SmES4LoPmatFdmMHMxQGU6H88NDlcSr1hx5uhGurKe XeJtkYEnac05279nktL57I2wMn8ct0+B6m7W6AvDhuXMCCdxwjTdYo+DzvC5WDhzfn mvh99N+drkxmeHCZbYRqZEXkjnOep/L0mM3qb47J5kXBGajeD58jxFBCzHTTslye4O X57L5eEWgi2OF8VRPxNeSV/ReIPGWx7mBAFTl/qDVP08HnnN8lVMUy/ahlkZ71BAqU d4+qntqIgMDgQ== From: Oded Gabbay To: linux-kernel@vger.kernel.org Subject: [PATCH 2/3] habanalabs: fix backward compatibility of idle check Date: Mon, 18 Jan 2021 20:52:16 +0200 Message-Id: <20210118185217.4389-2-ogabbay@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210118185217.4389-1-ogabbay@kernel.org> References: <20210118185217.4389-1-ogabbay@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Need to take the lower 32 bits of the driver's 64-bit idle mask and put it in the legacy 32-bit variable that the userspace reads to know the idle mask. Signed-off-by: Oded Gabbay --- drivers/misc/habanalabs/common/habanalabs_ioctl.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/misc/habanalabs/common/habanalabs_ioctl.c b/drivers/misc/habanalabs/common/habanalabs_ioctl.c index 12efbd9d2e3a..d25892d61ec9 100644 --- a/drivers/misc/habanalabs/common/habanalabs_ioctl.c +++ b/drivers/misc/habanalabs/common/habanalabs_ioctl.c @@ -133,6 +133,8 @@ static int hw_idle(struct hl_device *hdev, struct hl_info_args *args) hw_idle.is_idle = hdev->asic_funcs->is_device_idle(hdev, &hw_idle.busy_engines_mask_ext, NULL); + hw_idle.busy_engines_mask = + lower_32_bits(hw_idle.busy_engines_mask_ext); return copy_to_user(out, &hw_idle, min((size_t) max_size, sizeof(hw_idle))) ? -EFAULT : 0; -- 2.25.1