target/linux/omap24xx/patches-3.1/252-cbus-retu-tahvo-ack-fix.patch

   1 Index: linux-3.1.1/drivers/cbus/retu.c
   2 ===================================================================
   3 --- linux-3.1.1.orig/drivers/cbus/retu.c        2011-11-17 18:47:59.453004678 +0100
   4 +++ linux-3.1.1/drivers/cbus/retu.c     2011-11-17 18:49:03.180787673 +0100
   5 @@ -54,8 +54,6 @@ struct retu {
   6         int                     irq;
   7
   8         int                     ack;
   9 -       bool                    ack_pending;
  10 -
  11         int                     mask;
  12         bool                    mask_pending;
  13
  14 @@ -238,7 +236,6 @@ static void retu_irq_ack(struct irq_data
  15         int                     irq = data->irq;
  16
  17         retu->ack |= (1 << (irq - retu->irq_base));
  18 -       retu->ack_pending = true;
  19  }
  20
  21  static void retu_bus_lock(struct irq_data *data)
  22 @@ -257,9 +254,9 @@ static void retu_bus_sync_unlock(struct
  23                 retu->mask_pending = false;
  24         }
  25
  26 -       if (retu->ack_pending) {
  27 +       if (retu->ack) {
  28                 __retu_write_reg(retu, RETU_REG_IDR, retu->ack);
  29 -               retu->ack_pending = false;
  30 +               retu->ack = 0;
  31         }
  32
  33         mutex_unlock(&retu->mutex);
  34 Index: linux-3.1.1/drivers/cbus/tahvo.c
  35 ===================================================================
  36 --- linux-3.1.1.orig/drivers/cbus/tahvo.c       2011-11-17 18:47:59.437004733 +0100
  37 +++ linux-3.1.1/drivers/cbus/tahvo.c    2011-11-17 18:51:03.708374259 +0100
  38 @@ -52,7 +52,6 @@ struct tahvo {
  39         int             mask;
  40
  41         unsigned int    mask_pending:1;
  42 -       unsigned int    ack_pending:1;
  43         unsigned int    is_betty:1;
  44  };
  45
  46 @@ -177,9 +176,9 @@ static void tahvo_irq_bus_sync_unlock(st
  47                 tahvo->mask_pending = false;
  48         }
  49
  50 -       if (tahvo->ack_pending) {
  51 +       if (tahvo->ack) {
  52                 __tahvo_write_reg(tahvo, TAHVO_REG_IDR, tahvo->ack);
  53 -               tahvo->ack_pending = false;
  54 +               tahvo->ack = 0;
  55         }
  56
  57         mutex_unlock(&tahvo->mutex);
  58 @@ -209,7 +208,6 @@ static void tahvo_irq_ack(struct irq_dat
  59         int                     irq = data->irq;
  60
  61         tahvo->ack |= (1 << (irq - tahvo->irq_base));
  62 -       tahvo->ack_pending = true;
  63  }
  64
  65  static struct irq_chip tahvo_irq_chip = {