build/patch/kernel/archive/sunxi-5.15/patches.megous/input-cyttsp4-ENOSYS-error-is-ok-when-powering-up.patch

30 lines
972 B
Diff

From 687e5f2d2e87de3266d50fdc8b6c5820189dbe85 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com>
Date: Sat, 28 Sep 2019 18:01:49 +0200
Subject: [PATCH 173/478] input: cyttsp4: ENOSYS error is ok when powering up
This error is handled gracefully, don't report it.
Signed-off-by: Ondrej Jirman <megous@megous.com>
---
drivers/input/touchscreen/cyttsp4_core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/input/touchscreen/cyttsp4_core.c b/drivers/input/touchscreen/cyttsp4_core.c
index 3addb701f504..985e7c2f7cf1 100644
--- a/drivers/input/touchscreen/cyttsp4_core.c
+++ b/drivers/input/touchscreen/cyttsp4_core.c
@@ -1766,7 +1766,8 @@ static int cyttsp4_core_wake_(struct cyttsp4 *cd)
rc = -ENOSYS;
}
if (rc < 0) {
- dev_err(dev, "%s: HW Power up fails r=%d\n",
+ if (rc != -ENOSYS)
+ dev_err(dev, "%s: HW Power up fails r=%d\n",
__func__, rc);
/* Initiate a read transaction to wake up */
--
2.35.3