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Subject[PATCH] Try harder to probe some finicky mice
From: Alon Ziv <>

Some rodents appear to be extra-finicky, and require both a PSMOUSE_RESET_DIS
and a PSMOUSE_RESET_BAT before they are unconfused enough to be probed.

Signed-off-by: Alon Ziv <>
drivers/input/mouse/psmouse-base.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index b9f0fb2..ca039a5 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -651,6 +651,7 @@ static int psmouse_extensions(struct psmouse *psmouse,
* protocol probes. Note that we do full reset becuase some mice
* put themselves to sleep when see PSMOUSE_RESET_DIS.
+ ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_RESET_DIS);

if (max_proto >= PSMOUSE_IMEX && im_explorer_detect(psmouse, set_properties) == 0)
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