This patch move v3 pinnacle code for trackstick detection from alps_hw_init_v3()
to alps_set_protocol() so ALPS_DUALPOINT flag can be cleared before registering
trackstick input device in kernel.
Signed-off-by: Pali Rohár <pali.rohar@xxxxxxxxx>
---
drivers/input/mouse/alps.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index c9cd27a..d24e98d 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -1877,15 +1877,12 @@ error:
static int alps_hw_init_v3(struct psmouse *psmouse)
{
+ struct alps_data *priv = psmouse->private;
struct ps2dev *ps2dev = &psmouse->ps2dev;
int reg_val;
unsigned char param[4];
- reg_val = alps_probe_trackstick_v3_v7(psmouse, ALPS_REG_BASE_PINNACLE);
- if (reg_val == -EIO)
- goto error;
-
- if (reg_val == 0 &&
+ if ((priv->flags & ALPS_DUALPOINT) &&
alps_setup_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE) == -EIO)
goto error;
@@ -2249,6 +2246,11 @@ static int alps_set_protocol(struct psmouse *psmouse,
priv->decode_fields = alps_decode_pinnacle;
priv->nibble_commands = alps_v3_nibble_commands;
priv->addr_command = PSMOUSE_CMD_RESET_WRAP;
+
+ if (alps_probe_trackstick_v3_v7(psmouse,
+ ALPS_REG_BASE_PINNACLE) < 0)
+ priv->flags &= ~ALPS_DUALPOINT;
+
break;
case ALPS_PROTO_V3_RUSHMORE:
--
1.7.9.5
--
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