[PATCH 3/3] input: cyapa: fix output unwanted warning issue

[Dudley Du <dudl-+wT8y+m8/X5BDgjK7y7TUQ@public.gmane.org>]

Avoid the driver generate warning message when the cyapa driver working
with the old Gen5 trackpad device which does not support the proximity function.
Those old Gen5 trackpad device all have the platform version less than 2.

Signed-off-by: Dudley Du <dudl-+wT8y+m8/X5BDgjK7y7TUQ@public.gmane.org>
---
 drivers/input/mouse/cyapa_gen5.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/input/mouse/cyapa_gen5.c b/drivers/input/mouse/cyapa_gen5.c
index 6d7abbe..118ba97 100644
--- a/drivers/input/mouse/cyapa_gen5.c
+++ b/drivers/input/mouse/cyapa_gen5.c
@@ -2519,10 +2519,13 @@ static int cyapa_gen5_do_operational_check(struct cyapa *cyapa)
 				__func__);
 
 		/* By default, the trackpad proximity function is enabled. */
-		error = cyapa_pip_set_proximity(cyapa, true);
-		if (error)
-			dev_warn(dev, "%s: failed to enable proximity.\n",
-				__func__);
+		if (cyapa->platform_ver >= 2) {
+			error = cyapa_pip_set_proximity(cyapa, true);
+			if (error)
+				dev_warn(dev,
+					"%s: failed to enable proximity.\n",
+					__func__);
+		}
 
 		/* Get trackpad product information. */
 		error = cyapa_gen5_get_query_data(cyapa);
-- 
1.9.1


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