target/linux/bmips/patches-5.15/210-irqchip-bcm-6345-l1-request-memory-region.patch

   1 From b5c07b7bceed9287647697408423acd08f97db73 Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
   3 Date: Thu, 16 Mar 2023 18:42:41 +0100
   4 Subject: [PATCH] irqchip/bcm-6345-l1: request memory region
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 Request memory region in order to display it in /proc/iomem.
  10 Also stop printing the MMIO address since it just displays (ptrval).
  11
  12 Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
  13 ---
  14  drivers/irqchip/irq-bcm6345-l1.c | 6 ++++--
  15  1 file changed, 4 insertions(+), 2 deletions(-)
  16
  17 --- a/drivers/irqchip/irq-bcm6345-l1.c
  18 +++ b/drivers/irqchip/irq-bcm6345-l1.c
  19 @@ -261,6 +261,9 @@ static int __init bcm6345_l1_init_one(st
  20         if (!cpu->map_base)
  21                 return -ENOMEM;
  22
  23 +       if (!request_mem_region(res.start, sz, res.name))
  24 +               pr_err("Failed to request intc memory");
  25 +
  26         for (i = 0; i < n_words; i++) {
  27                 cpu->enable_cache[i] = 0;
  28                 __raw_writel(0, cpu->map_base + reg_enable(intc, i));
  29 @@ -339,8 +342,7 @@ static int __init bcm6345_l1_of_init(str
  30         for_each_cpu(idx, &intc->cpumask) {
  31                 struct bcm6345_l1_cpu *cpu = intc->cpus[idx];
  32
  33 -               pr_info("  CPU%u at MMIO 0x%p (irq = %d)\n", idx,
  34 -                               cpu->map_base, cpu->parent_irq);
  35 +               pr_info("  CPU%u (irq = %d)\n", idx, cpu->parent_irq);
  36         }
  37
  38         return 0;