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 lists1p.gnu.org (lists1p.gnu.org [209.51.188.17]) (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 C341CC5B56A for ; Tue, 11 Aug 2026 16:34:55 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1wtpOJ-00046o-62; Tue, 11 Aug 2026 12:31:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wtpOG-0003uS-Rv for qemu-arm@nongnu.org; Tue, 11 Aug 2026 12:31:48 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wtpOB-0000sX-4Z for qemu-arm@nongnu.org; Tue, 11 Aug 2026 12:31:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1786465902; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Rwt5soCjuGPx37RLqHHrgSb4dvUYh2lOGoB5TM8EOCE=; b=bzY3XkeVPkhs9YobqvKolqrvesdRjLx1rYdOqhLGTze3JjrtbcyjetDTYk7MA4+qi1+GaN 2adT35fesWd0q8R7+etyFejS8reAznv/GOdTFpiip15O51bt9jbUheb+Uo3RKttKPJOjgo 3nRIopQH0lxE8draDjRJXS2z2mWABMQ= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-502-34SUsjjePe6B8uAV8nkJZg-1; Tue, 11 Aug 2026 12:31:37 -0400 X-MC-Unique: 34SUsjjePe6B8uAV8nkJZg-1 X-Mimecast-MFC-AGG-ID: 34SUsjjePe6B8uAV8nkJZg_1786465895 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id CA3191800344; Tue, 11 Aug 2026 16:31:35 +0000 (UTC) Received: from corto.redhat.com (unknown [10.44.48.12]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id E7BB8195DF91; Tue, 11 Aug 2026 16:31:33 +0000 (UTC) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Cc: Emmanuel Blot , Glenn Miles , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PULL 52/83] tests/qtest: add PCA9554 register access tests Date: Tue, 11 Aug 2026 18:29:07 +0200 Message-ID: <20260811162938.1403216-53-clg@redhat.com> In-Reply-To: <20260811162938.1403216-1-clg@redhat.com> References: <20260811162938.1403216-1-clg@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 X-Mimecast-MFC-PROC-ID: smj08N9Jhov-Mv9mULj9yd1PUuu2aN-1ZW1ywkckjnY_1786465895 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.102, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org Sender: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org From: Emmanuel Blot Add a qtest for the PCA9554 8-bit I/O port expander exercising the basic register access: power-on reset defaults and read/write of the OUTPUT, CONFIG and POLARITY registers. Signed-off-by: Emmanuel Blot Reviewed-by: Glenn Miles Link: https://lore.kernel.org/qemu-devel/20260709-catalina-upgrade-v1-19-82a63fead90c@free.fr Signed-off-by: Cédric Le Goater --- tests/qtest/pca9554-test.c | 41 ++++++++++++++++++++++++++++++++++++++ tests/qtest/meson.build | 1 + 2 files changed, 42 insertions(+) create mode 100644 tests/qtest/pca9554-test.c diff --git a/tests/qtest/pca9554-test.c b/tests/qtest/pca9554-test.c new file mode 100644 index 000000000000..a5f213a59cc6 --- /dev/null +++ b/tests/qtest/pca9554-test.c @@ -0,0 +1,41 @@ +/* + * QTest testcase for the PCA9554/PCA9536 I/O port expanders + * + * Copyright (c) Meta Platforms, Inc. and affiliates. (http://www.meta.com) + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "hw/gpio/pca9554_regs.h" +#include "libqos/i2c.h" +#include "libqos/qgraph.h" + +#define PCA9554_TEST_ADDR 0x20 + +/* Verify power-on reset defaults match the PCA9554 datasheet. */ +static void test_reset_defaults(void *obj, void *data, QGuestAllocator *alloc) +{ + QI2CDevice *dev = (QI2CDevice *)obj; + + /* All pins are inputs, pulled high, with no polarity inversion. */ + g_assert_cmphex(i2c_get8(dev, PCA9554_INPUT), ==, 0xFF); + g_assert_cmphex(i2c_get8(dev, PCA9554_OUTPUT), ==, 0xFF); + g_assert_cmphex(i2c_get8(dev, PCA9554_POLARITY), ==, 0x00); + g_assert_cmphex(i2c_get8(dev, PCA9554_CONFIG), ==, 0xFF); +} + +static void pca9554_register_nodes(void) +{ + QOSGraphEdgeOptions opts = { + .extra_device_opts = "address=0x20" + }; + add_qi2c_address(&opts, &(QI2CAddress) { PCA9554_TEST_ADDR }); + + qos_node_create_driver("pca9554", i2c_device_create); + qos_node_consumes("pca9554", "i2c-bus", &opts); + + qos_add_test("reset-defaults", "pca9554", test_reset_defaults, NULL); +} + +libqos_init(pca9554_register_nodes); diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build index e92130bd04dd..4d81857174ae 100644 --- a/tests/qtest/meson.build +++ b/tests/qtest/meson.build @@ -319,6 +319,7 @@ qos_test_ss.add( 'tulip-test.c', 'nvme-test.c', 'pca9552-test.c', + 'pca9554-test.c', 'pca9555-test.c', 'pci-test.c', 'pcnet-test.c', -- 2.55.0