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Input: ads7846 - ratelimit the spi_sync error message

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BugLink: https://bugs.launchpad.net/bugs/2086138

[ Upstream commit ccbfea78adf75d3d9e87aa739dab83254f5333fa ]

In case the touch controller is not connected, this message keeps scrolling
on the console indefinitelly. Ratelimit it to avoid filling kernel logs.

"
ads7846 spi2.1: spi_sync --> -22
"

Signed-off-by: Marek Vasut <marex@denx.de>
Link: https://lore.kernel.org/r/20240708211913.171243-1-marex@denx.de
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Koichiro Den <koichiro.den@canonical.com>
Signed-off-by: Roxana Nicolescu <roxana.nicolescu@canonical.com>
This commit is contained in:
Marek Vasut
2024-07-08 23:18:57 +02:00
committed by Mehmet Basaran
parent b3ab425aff
commit ae1125078a
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/input/touchscreen/ads7846.c
+1 -1
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@@ -805,7 +805,7 @@ static void ads7846_read_state(struct ads7846 *ts)
m = &ts->msg[msg_idx];
error = spi_sync(ts->spi, m);
if (error) {
dev_err(&ts->spi->dev, "spi_sync --> %d\n", error);
dev_err_ratelimited(&ts->spi->dev, "spi_sync --> %d\n", error);
packet->ignore = true;
return;
}