The branch main has been updated by mav:
URL:
https://cgit.FreeBSD.org/src/commit/?id=68e457df0268113646264883515412af4c8808cb
commit 68e457df0268113646264883515412af4c8808cb
Author: Alexander Motin <m...@freebsd.org>
AuthorDate: 2023-12-24 00:10:49 +0000
Commit: Alexander Motin <m...@freebsd.org>
CommitDate: 2023-12-24 00:10:49 +0000
iichid(4): Restore/increase sampling rate
My previous commit by reducing precision reduced the sampling rate
from 60Hz to 40Hz on idle system. Return it back to 60-80Hz range,
that should be good for mouse smoothness on 60Hz displays.
MFC after: 1 months
---
sys/dev/iicbus/iichid.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/sys/dev/iicbus/iichid.c b/sys/dev/iicbus/iichid.c
index 1035088c11b5..84f624f9bb09 100644
--- a/sys/dev/iicbus/iichid.c
+++ b/sys/dev/iicbus/iichid.c
@@ -106,9 +106,9 @@ enum {
* sampling_rate_fast value too high as it may result in periodical lags of
* cursor motion.
*/
-#define IICHID_SAMPLING_RATE_FAST 60
+#define IICHID_SAMPLING_RATE_FAST 80
#define IICHID_SAMPLING_RATE_SLOW 10
-#define IICHID_SAMPLING_HYSTERESIS 12 /* ~ 2x fast / slow */
+#define IICHID_SAMPLING_HYSTERESIS 16 /* ~ 2x fast / slow */
/* 5.1.1 - HID Descriptor Format */
struct i2c_hid_desc {
@@ -567,7 +567,7 @@ rearm:
else
rate = sc->sampling_rate_fast;
taskqueue_enqueue_timeout_sbt(sc->taskqueue, &sc->periodic_task,
- SBT_1S / MAX(rate, 1), 0, C_PREL(1));
+ SBT_1S / MAX(rate, 1), 0, C_PREL(2));
}
out:
if (bus_requested)
