| From | Jiri Slaby <> | Subject | [PATCH 3.12 074/101] Input: altera_ps2 - write to correct register when disabling interrupts | Date | Wed, 3 Dec 2014 12:26:36 +0100 |
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From: Tobias Klauser <tklauser@distanz.ch>
3.12-stable review patch. If anyone has any objections, please let me know.
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commit d0269b8475020718afd7f559064698f5500fa879 upstream.
In altera_ps2_close, the data register (offset 0) is written instead of the control register (offset 4), leading to the RX interrupt not being disabled. Fix this by calling writel() with the offset for the proper register.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Jiri Slaby <jslaby@suse.cz> --- drivers/input/serio/altera_ps2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/input/serio/altera_ps2.c b/drivers/input/serio/altera_ps2.c index 4777a73cd390..b6d370ba408f 100644 --- a/drivers/input/serio/altera_ps2.c +++ b/drivers/input/serio/altera_ps2.c @@ -75,7 +75,7 @@ static void altera_ps2_close(struct serio *io) { struct ps2if *ps2if = io->port_data; - writel(0, ps2if->base); /* disable rx irq */ + writel(0, ps2if->base + 4); /* disable rx irq */ } /* -- 2.1.3
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