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

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  64 From: =?utf-8?q?=C3=81lvaro_Fern=C3=A1ndez_Rojas?=  <noltari@gmail.com>
  65 To: f.fainelli@gmail.com, jonas.gorski@gmail.com,
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  70 Subject: [PATCH v2] irqchip/bcm-6345-l1: request memory region
  71 Date: Thu, 16 Mar 2023 20:28:33 +0100
  72 Message-Id: <20230316192833.1603149-1-noltari@gmail.com>
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  80
  81 Request memory region in order to display it in /proc/iomem.
  82 Also stop printing the MMIO address since it just displays (ptrval).
  83
  84 Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
  85 Acked-by: Florian Fainelli <f.fainelli@gmail.com>
  86 ---
  87  v2: request memory region and stop displaying MMIO address.
  88
  89  drivers/irqchip/irq-bcm6345-l1.c | 6 ++++--
  90  1 file changed, 4 insertions(+), 2 deletions(-)
  91
  92 --- a/drivers/irqchip/irq-bcm6345-l1.c
  93 +++ b/drivers/irqchip/irq-bcm6345-l1.c
  94 @@ -261,6 +261,9 @@ static int __init bcm6345_l1_init_one(st
  95         if (!cpu->map_base)
  96                 return -ENOMEM;
  97
  98 +       if (!request_mem_region(res.start, sz, res.name))
  99 +               pr_err("failed to request intc memory");
 100 +
 101         for (i = 0; i < n_words; i++) {
 102                 cpu->enable_cache[i] = 0;
 103                 __raw_writel(0, cpu->map_base + reg_enable(intc, i));
 104 @@ -339,8 +342,7 @@ static int __init bcm6345_l1_of_init(str
 105         for_each_cpu(idx, &intc->cpumask) {
 106                 struct bcm6345_l1_cpu *cpu = intc->cpus[idx];
 107
 108 -               pr_info("  CPU%u at MMIO 0x%p (irq = %d)\n", idx,
 109 -                               cpu->map_base, cpu->parent_irq);
 110 +               pr_info("  CPU%u (irq = %d)\n", idx, cpu->parent_irq);
 111         }
 112
 113         return 0;