goldfish: move to tty_port for flip buffers
authorAlan Cox <alan@linux.intel.com>
Fri, 25 Jan 2013 15:05:30 +0000 (15:05 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 25 Jan 2013 16:09:38 +0000 (08:09 -0800)
Sorry forgot to merge this in the original submission. Resync
with the tty tree changes moving the buffers into the tty_port

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/goldfish.c

index e2ccb6d..f17d2e4 100644 (file)
@@ -72,23 +72,18 @@ static irqreturn_t goldfish_tty_interrupt(int irq, void *dev_id)
        unsigned long irq_flags;
        unsigned char *buf;
        u32 count;
-       struct tty_struct *tty;
 
        count = readl(base + GOLDFISH_TTY_BYTES_READY);
        if(count == 0)
                return IRQ_NONE;
 
-       tty = tty_port_tty_get(&qtty->port);
-       if (tty) {
-               count = tty_prepare_flip_string(tty, &buf, count);
-               spin_lock_irqsave(&qtty->lock, irq_flags);
-               writel((u32)buf, base + GOLDFISH_TTY_DATA_PTR);
-               writel(count, base + GOLDFISH_TTY_DATA_LEN);
-               writel(GOLDFISH_TTY_CMD_READ_BUFFER, base + GOLDFISH_TTY_CMD);
-               spin_unlock_irqrestore(&qtty->lock, irq_flags);
-               tty_schedule_flip(tty);
-               tty_kref_put(tty);
-       }
+       count = tty_prepare_flip_string(&qtty->port, &buf, count);
+       spin_lock_irqsave(&qtty->lock, irq_flags);
+       writel((u32)buf, base + GOLDFISH_TTY_DATA_PTR);
+       writel(count, base + GOLDFISH_TTY_DATA_LEN);
+       writel(GOLDFISH_TTY_CMD_READ_BUFFER, base + GOLDFISH_TTY_CMD);
+       spin_unlock_irqrestore(&qtty->lock, irq_flags);
+       tty_schedule_flip(&qtty->port);
        return IRQ_HANDLED;
 }