linux-kernel - [PATCH v1 3/5] driver/base/arch_topology: update CPU map to use the new API.

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Message-ID: <20250422084340.457-4-alireza.sanaee@huawei.com>
Date: Tue, 22 Apr 2025 09:43:38 +0100
From: Alireza Sanaee <alireza.sanaee@...wei.com>
To: <devicetree-spec@...r.kernel.org>
CC: <robh@...nel.org>, <mark.rutland@....com>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	<jonathan.cameron@...wei.com>, <shameerali.kolothum.thodi@...wei.com>,
	<linuxarm@...wei.com>
Subject: [PATCH v1 3/5] driver/base/arch_topology: update CPU map to use the new API.

Cleans up the cpu-map generation using the created API.

Signed-off-by: Alireza Sanaee <alireza.sanaee@...wei.com>
---
 drivers/base/arch_topology.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c
index 3ebe77566788..653a56625477 100644
--- a/drivers/base/arch_topology.c
+++ b/drivers/base/arch_topology.c
@@ -518,23 +518,23 @@ core_initcall(free_raw_capacity);
  */
 static int __init get_cpu_for_node(struct device_node *node)
 {
+	struct device_node *cpu_node = NULL;
 	int cpu;
-	struct device_node *cpu_node __free(device_node) =
-		of_parse_phandle(node, "cpu", 0);
 
-	if (!cpu_node)
-		return -1;
+	cpu = of_cpu_phandle_to_id(node, cpu_node, "cpu");
 
-	cpu = of_cpu_node_to_id(cpu_node);
 	if (cpu >= 0)
 		topology_parse_cpu_capacity(cpu_node, cpu);
-	else
+	else if (cpu == -ENODEV)
 		pr_info("CPU node for %pOF exist but the possible cpu range is :%*pbl\n",
 			cpu_node, cpumask_pr_args(cpu_possible_mask));
+	else
+		return -1;
 
 	return cpu;
 }
 
+
 static int __init parse_core(struct device_node *core, int package_id,
 			     int cluster_id, int core_id)
 {
-- 
2.43.0