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Mon, 10 Mar 2025 04:14:43 -0500 From: Tom Chung To: CC: , , Subject: [PATCH i-g-t] tests/amdgpu/amd_hotplug: Check the suspend state after resume Date: Mon, 10 Mar 2025 17:13:48 +0800 Message-ID: <20250310091440.2045-1-chiahsuan.chung@amd.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Received-SPF: None (SATLEXMB04.amd.com: chiahsuan.chung@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SN1PEPF0002636D:EE_|IA1PR12MB6651:EE_ X-MS-Office365-Filtering-Correlation-Id: b088044b-e668-4005-8617-08dd5fb3ffca X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|36860700013|376014|1800799024|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?JhVj0qITb3I396C3R9r5YyQuTqyhZZqDA6E5NtNTnZbDU7Pu1r0QpSmSf0Dd?= =?us-ascii?Q?QdWZSK31jCcQZRlQJz/1OB3wU5RTO1kHGPFvh9wLYtYWdePzjZlDuDT3qldW?= =?us-ascii?Q?hrWzrmp8yAWFWtvBbjE9GBHvEBO1O11R7RVjuNQJfCxeZSPcLUHDzBfrCZr5?= =?us-ascii?Q?iOoEQZR2KM6ZsQx7LJt+Mq9VcchSXSFrP0jc7B2IEB8U9T/X/1RiVRhFDCPr?= =?us-ascii?Q?gVbK9bINqovjJq3Yo4gKTp5YP1p91BUJxGE9w4kNZO8HZq8KpAxJS3Ns8cDj?= =?us-ascii?Q?BfblCtHZSfr/cSrfY2vskut+Wm141bbPTJGr306vDZjXBpmb6hnDESwzPN3S?= =?us-ascii?Q?afn6sODlBixxrOjgs6vf4atid5IaRCozamYTScJV2N10h96jgkLsseIq5aZf?= =?us-ascii?Q?befJhzwyYqPBITpVPavXjmnoEtXYD0518f754bMdHEQIj4N6caVxyGWaoGed?= =?us-ascii?Q?YnCBkte/JRr9Yu/3Muc+M/NvMaEPXQX2htjW4I4PJlexws0bhohyYXvM32zW?= =?us-ascii?Q?5OfvL3esKopUcclF3kwhVMlx9lSPVtveNU9rnCJSCi9Rw8s2HHo6qM+riU9S?= =?us-ascii?Q?oazD48K95Zduyqn0PKGX3R7Clmts3ttUJhmc+T0JU9IWhwXSBJo5rwEjqtfz?= =?us-ascii?Q?/ylvXrmuFZC4r/2cHXgkIRX/EYx4kfZx3yBoaiTuIijxshMa0XDBcBUfZDmO?= =?us-ascii?Q?yUubAgte2i8mJhz/Wn4ZwF8+1s/u+Vh9S6boVtHP+YRV6wfwDx4/IXKbrXKM?= =?us-ascii?Q?3s7rK4HJYCctnIN85LC+PzqO5mzr+hhWbE/nYryFkhjDSlvE7giCVuRBRepa?= =?us-ascii?Q?S+S9XEZqAF80vdbE7zcDQScny1aeUFpMT+5TGluWzAXhikjdfSpSD+PA7Nao?= =?us-ascii?Q?r9KozJmx+A88hpY6UFfPs1dVxe2ARlQGHmzLmYKXbmX+vg/rCkDKetRLieUD?= =?us-ascii?Q?9JdPA/C+VCqt0B0yuDnHGHycNW+m6swojjPCMcDg7G6gXP6hZof5pO9JjLmK?= =?us-ascii?Q?000B5ZTqCAiehiDeZmGWfgQXjC7Cc3y1DyjWHHUCHabuUGu27utPGq7ztDea?= =?us-ascii?Q?5wyP6IN/HMxgHf5KcBUVz7+mCa/NsL3KcDA08+qYPtN8owdOPYf0V3r6KoW0?= =?us-ascii?Q?u8XymD35NEEbNFqLBmEvzqgTUqvMd7By5VYmWww04pDo+wn/s9rKgUpqPumz?= =?us-ascii?Q?GN5OZ/vgPdxJJYB05cBJjxDMK1DxRQmn8jqoRobzo6e1NTc3GsFqW2kl091G?= =?us-ascii?Q?9bwt3fywRwQ8SkisJ5H4jrSR6R9d/EPTfHaz6X5YDCWypErdFEPCKjPTibq7?= =?us-ascii?Q?2kaWELpC71PZBFrlv8l+fcaEJNdYSvce/CrlU2xS66yXceMWOPmJVXeKHHdx?= =?us-ascii?Q?Ss87cvWWNpIjfyaTc3JDa/OgJnWx8znIQEnPpMthTDqzPfmkW6vUFponRDvA?= =?us-ascii?Q?8DMImop7npeQU6uWT6IQjl42q6BvIphHHO2D/YfqcDU7Hs093inEaBr+5wBD?= =?us-ascii?Q?4rQdla0xSK0sewE=3D?= X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230040)(36860700013)(376014)(1800799024)(82310400026); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Mar 2025 09:14:45.0788 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b088044b-e668-4005-8617-08dd5fb3ffca X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF0002636D.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6651 X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" [Why & How] Check the last hardware sleep state after resume to make sure last suspend really reached hardware sleep state. Signed-off-by: Tom Chung --- tests/amdgpu/amd_hotplug.c | 48 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/tests/amdgpu/amd_hotplug.c b/tests/amdgpu/amd_hotplug.c index c13bf49d3..df394f920 100644 --- a/tests/amdgpu/amd_hotplug.c +++ b/tests/amdgpu/amd_hotplug.c @@ -27,6 +27,8 @@ IGT_TEST_DESCRIPTION("Test simulated hotplugging on connectors"); /* Maximum pipes on any AMD ASIC. */ #define MAX_PIPES 6 +#define LAST_HW_SLEEP_PATH "/sys/power/suspend_stats/last_hw_sleep" +#define MEM_SLEEP_PATH "/sys/power/mem_sleep" /* Common test data. */ typedef struct data { @@ -98,6 +100,47 @@ static void test_fini(data_t *data) igt_display_commit_atomic(display, DRM_MODE_ATOMIC_ALLOW_MODESET, 0); } +/* Check if mem_sleep is s2idle */ +static bool is_system_s2idle(void) +{ + int fd; + char dst[64]; + int read_byte; + + fd = open(MEM_SLEEP_PATH, O_RDONLY); + if (fd == -1) + igt_skip("Open %s file error\n", MEM_SLEEP_PATH); + + read_byte = read(fd, dst, sizeof(dst)); + close(fd); + + if (read_byte <= 0) + igt_skip("Read %s file error\n", MEM_SLEEP_PATH); + + return strstr(dst, "[s2idle]"); +} + + +/* return the last hw_sleep duration time */ +static int get_last_hw_sleep_time(void) +{ + int fd; + char dst[64]; + int read_byte; + + fd = open(LAST_HW_SLEEP_PATH, O_RDONLY); + if (fd == -1) + igt_skip("Open HW sleep statistics file error\n"); + + read_byte = read(fd, dst, sizeof(dst)); + close(fd); + + if (read_byte <= 0) + igt_skip("Read HW sleep statistics file error\n"); + + return strtol(dst, NULL, 10); +} + static void test_hotplug_basic(data_t *data, bool suspend) { igt_output_t *output; @@ -131,8 +174,13 @@ static void test_hotplug_basic(data_t *data, bool suspend) } if (suspend) { + if (!is_system_s2idle()) + igt_skip("System is not configured for s2idle\n"); + igt_system_suspend_autoresume(SUSPEND_STATE_MEM, SUSPEND_TEST_NONE); + igt_assert_f(get_last_hw_sleep_time() > 0, + "Suspend did not reach hardware sleep state\n"); } /* Trigger hotplug and confirm reference image is the same. */ -- 2.43.0