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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 93DFFC433E1 for ; Mon, 8 Jun 2020 23:37:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7338C20890 for ; Mon, 8 Jun 2020 23:37:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591659427; bh=twAD9/480OimOKhD5kT8bjO05961osbe1gNSuQvw97U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=wxqBMgswENLhP8TrVqPr8Rd2Y0XKc42YteZ0T5JGve1x7ztlT60EWF1o/cvDC3+3i BFXTliE8aK4eVvCO08mnHCG1vPbnnDyH1vsgORYou7wESMWRa+pNnKevNWOevk7SXr P0FLVFhUwyYFlS6CEyqRvOV8UmPdrvFAcadmkIKg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732321AbgFHX37 (ORCPT ); Mon, 8 Jun 2020 19:29:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:49958 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731565AbgFHXYC (ORCPT ); Mon, 8 Jun 2020 19:24:02 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CC1A920C09; Mon, 8 Jun 2020 23:24:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591658642; bh=twAD9/480OimOKhD5kT8bjO05961osbe1gNSuQvw97U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=d/AvoqCnJdkce224/0MJSTdpy8PsAwGVImF548Wo7HOx+hrnUHk6xoB+E47Km2Tjf 2uiLGyOlqbwlcfAT+uHy+tok/ibmmRbNqqD6ZJihf7H6s3TJgI1niVaXzMkgDnXdPG Z02BmnZW2uHnclyNj923xzPdx5MKSjhe89fzCFbI= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hans de Goede , Andy Shevchenko , Sasha Levin , platform-driver-x86@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 063/106] platform/x86: intel-vbtn: Use acpi_evaluate_integer() Date: Mon, 8 Jun 2020 19:21:55 -0400 Message-Id: <20200608232238.3368589-63-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200608232238.3368589-1-sashal@kernel.org> References: <20200608232238.3368589-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hans de Goede [ Upstream commit 18937875a231d831c309716d6d8fc358f8381881 ] Use acpi_evaluate_integer() instead of open-coding it. This is a preparation patch for adding a intel_vbtn_has_switches() helper function. Fixes: de9647efeaa9 ("platform/x86: intel-vbtn: Only activate tablet mode switch on 2-in-1's") Signed-off-by: Hans de Goede Signed-off-by: Andy Shevchenko Signed-off-by: Sasha Levin --- drivers/platform/x86/intel-vbtn.c | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-) diff --git a/drivers/platform/x86/intel-vbtn.c b/drivers/platform/x86/intel-vbtn.c index a0d0cecff55f..0bcfa20dd614 100644 --- a/drivers/platform/x86/intel-vbtn.c +++ b/drivers/platform/x86/intel-vbtn.c @@ -118,28 +118,21 @@ static void detect_tablet_mode(struct platform_device *device) const char *chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE); struct intel_vbtn_priv *priv = dev_get_drvdata(&device->dev); acpi_handle handle = ACPI_HANDLE(&device->dev); - struct acpi_buffer vgbs_output = { ACPI_ALLOCATE_BUFFER, NULL }; - union acpi_object *obj; + unsigned long long vgbs; acpi_status status; int m; if (!(chassis_type && strcmp(chassis_type, "31") == 0)) - goto out; + return; - status = acpi_evaluate_object(handle, "VGBS", NULL, &vgbs_output); + status = acpi_evaluate_integer(handle, "VGBS", NULL, &vgbs); if (ACPI_FAILURE(status)) - goto out; - - obj = vgbs_output.pointer; - if (!(obj && obj->type == ACPI_TYPE_INTEGER)) - goto out; + return; - m = !(obj->integer.value & TABLET_MODE_FLAG); + m = !(vgbs & TABLET_MODE_FLAG); input_report_switch(priv->input_dev, SW_TABLET_MODE, m); - m = (obj->integer.value & DOCK_MODE_FLAG) ? 1 : 0; + m = (vgbs & DOCK_MODE_FLAG) ? 1 : 0; input_report_switch(priv->input_dev, SW_DOCK, m); -out: - kfree(vgbs_output.pointer); } static int intel_vbtn_probe(struct platform_device *device) -- 2.25.1