openwrt/target/linux/generic/pending-5.15/351-irqchip-bcm-6345-l1-request-memory-region.patch

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Subject: [PATCH v2] irqchip/bcm-6345-l1: request memory region
Date: Thu, 16 Mar 2023 20:28:33 +0100
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Request memory region in order to display it in /proc/iomem.
Also stop printing the MMIO address since it just displays (ptrval).

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
---
 v2: request memory region and stop displaying MMIO address.

 drivers/irqchip/irq-bcm6345-l1.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- a/drivers/irqchip/irq-bcm6345-l1.c
+++ b/drivers/irqchip/irq-bcm6345-l1.c
@@ -257,6 +257,9 @@ static int __init bcm6345_l1_init_one(st
 	if (!cpu->map_base)
 		return -ENOMEM;
 
+	if (!request_mem_region(res.start, sz, res.name))
+		pr_err("failed to request intc memory");
+
 	for (i = 0; i < n_words; i++) {
 		cpu->enable_cache[i] = 0;
 		__raw_writel(0, cpu->map_base + reg_enable(intc, i));
@@ -335,8 +338,7 @@ static int __init bcm6345_l1_of_init(str
 	for_each_cpu(idx, &intc->cpumask) {
 		struct bcm6345_l1_cpu *cpu = intc->cpus[idx];
 
-		pr_info("  CPU%u at MMIO 0x%p (irq = %d)\n", idx,
-				cpu->map_base, cpu->parent_irq);
+		pr_info("  CPU%u (irq = %d)\n", idx, cpu->parent_irq);
 	}
 
 	return 0;