1) Use new lguest_send_dma & lguest_bind_dma functions.
2) sparse: lguest_cons can be static.
Signed-off-by: Rusty Russell <[email protected]>
---
drivers/char/hvc_lguest.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
===================================================================
--- a/drivers/char/hvc_lguest.c
+++ b/drivers/char/hvc_lguest.c
@@ -36,7 +36,7 @@ static int put_chars(u32 vtermno, const
dma.len[1] = 0;
dma.addr[0] = __pa(buf);
- hcall(LHCALL_SEND_DMA, LGUEST_CONSOLE_DMA_KEY, __pa(&dma), 0);
+ lguest_send_dma(LGUEST_CONSOLE_DMA_KEY, &dma);
return count;
}
@@ -59,7 +59,7 @@ static int get_chars(u32 vtermno, char *
return count;
}
-struct hv_ops lguest_cons = {
+static struct hv_ops lguest_cons = {
.get_chars = get_chars,
.put_chars = put_chars,
};
@@ -75,14 +75,17 @@ console_initcall(cons_init);
static int lguestcons_probe(struct lguest_device *lgdev)
{
- lgdev->private = hvc_alloc(0, lgdev->index+1, &lguest_cons, 256);
+ int err;
+
+ lgdev->private = hvc_alloc(0, lgdev_irq(lgdev), &lguest_cons, 256);
if (IS_ERR(lgdev->private))
return PTR_ERR(lgdev->private);
- if (!hcall(LHCALL_BIND_DMA, LGUEST_CONSOLE_DMA_KEY, __pa(&cons_input),
- (1<<8) + lgdev->index+1))
+ err = lguest_bind_dma(LGUEST_CONSOLE_DMA_KEY, &cons_input, 1,
+ lgdev_irq(lgdev));
+ if (err)
printk("lguest console: failed to bind buffer.\n");
- return 0;
+ return err;
}
static struct lguest_driver lguestcons_drv = {
-
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