target/linux/omap24xx/patches-3.1/420-hci-h4p-interrupt-workaround.patch

   1 --- a/arch/arm/mach-omap2/serial.c
   2 +++ b/arch/arm/mach-omap2/serial.c
   3 @@ -546,10 +546,12 @@ static void omap_uart_idle_init(struct o
   4                 uart->padconf = 0;
   5         }
   6
   7 -       uart->irqflags |= IRQF_SHARED;
   8 -       ret = request_threaded_irq(uart->irq, NULL, omap_uart_interrupt,
   9 -                                  IRQF_SHARED, "serial idle", (void *)uart);
  10 -       WARN_ON(ret);
  11 +       if (uart->irq) {
  12 +               uart->irqflags |= IRQF_SHARED;
  13 +               ret = request_threaded_irq(uart->irq, NULL, omap_uart_interrupt,
  14 +                                          IRQF_SHARED, "serial idle", (void *)uart);
  15 +               WARN_ON(ret);
  16 +       }
  17  }
  18
  19  void omap_uart_enable_irqs(int enable)
  20 @@ -560,14 +562,17 @@ void omap_uart_enable_irqs(int enable)
  21         list_for_each_entry(uart, &uart_list, node) {
  22                 if (enable) {
  23                         pm_runtime_put_sync(&uart->pdev->dev);
  24 -                       ret = request_threaded_irq(uart->irq, NULL,
  25 -                                                  omap_uart_interrupt,
  26 -                                                  IRQF_SHARED,
  27 -                                                  "serial idle",
  28 -                                                  (void *)uart);
  29 +                       if (uart->irq) {
  30 +                               ret = request_threaded_irq(uart->irq, NULL,
  31 +                                                          omap_uart_interrupt,
  32 +                                                          IRQF_SHARED,
  33 +                                                          "serial idle",
  34 +                                                          (void *)uart);
  35 +                       }
  36                 } else {
  37                         pm_runtime_get_noresume(&uart->pdev->dev);
  38 -                       free_irq(uart->irq, (void *)uart);
  39 +                       if (uart->irq)
  40 +                               free_irq(uart->irq, (void *)uart);
  41                 }
  42         }
  43  }
  44 --- a/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
  45 +++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_3xxx_ipblock_data.c
  46 @@ -253,7 +253,7 @@ struct omap_hwmod_irq_info omap2_timer11
  47  };
  48
  49  struct omap_hwmod_irq_info omap2_uart1_mpu_irqs[] = {
  50 -       { .irq = INT_24XX_UART1_IRQ, },
  51 +       { .irq = 0, },
  52         { .irq = -1 }
  53  };
  54