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path: root/drivers/tty/hvc/hvc_vio.c
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Diffstat (limited to 'drivers/tty/hvc/hvc_vio.c')
-rw-r--r--drivers/tty/hvc/hvc_vio.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/tty/hvc/hvc_vio.c b/drivers/tty/hvc/hvc_vio.c
index 736b230f5e..47930601a2 100644
--- a/drivers/tty/hvc/hvc_vio.c
+++ b/drivers/tty/hvc/hvc_vio.c
@@ -58,20 +58,20 @@ struct hvterm_priv {
hv_protocol_t proto; /* Raw data or HVSI packets */
struct hvsi_priv hvsi; /* HVSI specific data */
spinlock_t buf_lock;
- char buf[SIZE_VIO_GET_CHARS];
- int left;
- int offset;
+ u8 buf[SIZE_VIO_GET_CHARS];
+ size_t left;
+ size_t offset;
};
static struct hvterm_priv *hvterm_privs[MAX_NR_HVC_CONSOLES];
/* For early boot console */
static struct hvterm_priv hvterm_priv0;
-static int hvterm_raw_get_chars(uint32_t vtermno, char *buf, int count)
+static ssize_t hvterm_raw_get_chars(uint32_t vtermno, u8 *buf, size_t count)
{
struct hvterm_priv *pv = hvterm_privs[vtermno];
unsigned long i;
unsigned long flags;
- int got;
+ size_t got;
if (WARN_ON(!pv))
return 0;
@@ -115,7 +115,8 @@ static int hvterm_raw_get_chars(uint32_t vtermno, char *buf, int count)
* you are sending fewer chars.
* @count: number of chars to send.
*/
-static int hvterm_raw_put_chars(uint32_t vtermno, const char *buf, int count)
+static ssize_t hvterm_raw_put_chars(uint32_t vtermno, const u8 *buf,
+ size_t count)
{
struct hvterm_priv *pv = hvterm_privs[vtermno];
@@ -133,7 +134,7 @@ static const struct hv_ops hvterm_raw_ops = {
.notifier_hangup = notifier_hangup_irq,
};
-static int hvterm_hvsi_get_chars(uint32_t vtermno, char *buf, int count)
+static ssize_t hvterm_hvsi_get_chars(uint32_t vtermno, u8 *buf, size_t count)
{
struct hvterm_priv *pv = hvterm_privs[vtermno];
@@ -143,7 +144,8 @@ static int hvterm_hvsi_get_chars(uint32_t vtermno, char *buf, int count)
return hvsilib_get_chars(&pv->hvsi, buf, count);
}
-static int hvterm_hvsi_put_chars(uint32_t vtermno, const char *buf, int count)
+static ssize_t hvterm_hvsi_put_chars(uint32_t vtermno, const u8 *buf,
+ size_t count)
{
struct hvterm_priv *pv = hvterm_privs[vtermno];