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sur40: lower poll interval to fix occasional FPS drops to ~56 FPS

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commit af766ee005 upstream.

The framerate sometimes drops below 60 Hz if the poll interval is too high.
Lowering it to the minimum of 1 ms fixes this.

Signed-off-by: Martin Kaltenbrunner <modin@yuri.at>
Signed-off-by: Florian Echtler <floe@butterbrot.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Florian Echtler
2016-05-31 17:15:32 -03:00
committed by Greg Kroah-Hartman
parent 8dbd7a3684
commit f8ad7cb600
1 changed files with 1 additions and 1 deletions
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2
drivers/input/touchscreen/sur40.c
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@@ -126,7 +126,7 @@ struct sur40_image_header {
#define VIDEO_PACKET_SIZE 16384
/* polling interval (ms) */
#define POLL_INTERVAL 4
#define POLL_INTERVAL 1
/* maximum number of contacts FIXME: this is a guess? */
#define MAX_CONTACTS 64