Hi Kamal,
On Wed, Dec 05, 2012 at 04:16:16PM -0800, Kamal Mostafa wrote:
> From: Dudley Du <d...@cypress.com>
>
> Original code contributed by Dudley Du (Cypress Semiconductor Corporation),
> modified by Kamal Mostafa.
>
> BugLink: http://launchpad.net/bugs/978807
Please fold it into the cypress_ps2 patch, they do not make sense
without each other.
>
> Signed-off-by: Dudley Du <d...@cypress.com>
> Signed-off-by: Kamal Mostafa <ka...@canonical.com>
> Signed-off-by: Mario Limonciello <mario_limoncie...@dell.com>
> Signed-off-by: Tim Gardner <tim.gard...@canonical.com>
> ---
> drivers/input/mouse/Kconfig | 10 ++++++++++
> drivers/input/mouse/Makefile | 1 +
> drivers/input/mouse/psmouse-base.c | 32 ++++++++++++++++++++++++++++++++
> drivers/input/mouse/psmouse.h | 1 +
> 4 files changed, 44 insertions(+)
>
> diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig
> index cd6268c..88954dd 100644
> --- a/drivers/input/mouse/Kconfig
> +++ b/drivers/input/mouse/Kconfig
> @@ -68,6 +68,16 @@ config MOUSE_PS2_SYNAPTICS
>
> If unsure, say Y.
>
> +config MOUSE_PS2_CYPRESS
> + bool "Cypress PS/2 mouse protocol extension" if EXPERT
> + default y
> + depends on MOUSE_PS2
> + help
> + Say Y here if you have a Cypress PS/2 Trackpad connected to
> + your system.
> +
> + If unsure, say Y.
> +
> config MOUSE_PS2_LIFEBOOK
> bool "Fujitsu Lifebook PS/2 mouse protocol extension" if EXPERT
> default y
> diff --git a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile
> index 46ba755..323e352 100644
> --- a/drivers/input/mouse/Makefile
> +++ b/drivers/input/mouse/Makefile
> @@ -32,3 +32,4 @@ psmouse-$(CONFIG_MOUSE_PS2_LIFEBOOK) += lifebook.o
> psmouse-$(CONFIG_MOUSE_PS2_SENTELIC) += sentelic.o
> psmouse-$(CONFIG_MOUSE_PS2_TRACKPOINT) += trackpoint.o
> psmouse-$(CONFIG_MOUSE_PS2_TOUCHKIT) += touchkit_ps2.o
> +psmouse-$(CONFIG_MOUSE_PS2_CYPRESS) += cypress_ps2.o
> diff --git a/drivers/input/mouse/psmouse-base.c
> b/drivers/input/mouse/psmouse-base.c
> index 22fe254..cff065f 100644
> --- a/drivers/input/mouse/psmouse-base.c
> +++ b/drivers/input/mouse/psmouse-base.c
> @@ -34,6 +34,7 @@
> #include "touchkit_ps2.h"
> #include "elantech.h"
> #include "sentelic.h"
> +#include "cypress_ps2.h"
>
> #define DRIVER_DESC "PS/2 mouse driver"
>
> @@ -759,6 +760,28 @@ static int psmouse_extensions(struct psmouse *psmouse,
> }
>
> /*
> + * Try Cypress Trackpad.
> + * Must try it before Finger Sensing Pad because Finger Sensing Pad probe
> + * upsets some modules of Cypress Trackpads.
> + */
> + if (max_proto > PSMOUSE_IMEX &&
> + cypress_detect(psmouse, set_properties) == 0) {
> + if (cypress_supported()) {
> + if (cypress_init(psmouse) == 0)
> + return PSMOUSE_CYPRESS;
> +
> + /*
> + * Finger Sensing Pad probe upsets some modules of
> + * Cypress Trackpad, must avoid Finger Sensing Pad
> + * probe if Cypress Trackpad device detected.
> + */
> + return PSMOUSE_PS2;
> + }
> +
> + max_proto = PSMOUSE_IMEX;
> + }
> +
> +/*
> * Try ALPS TouchPad
> */
> if (max_proto > PSMOUSE_IMEX) {
> @@ -896,6 +919,15 @@ static const struct psmouse_protocol psmouse_protocols[]
> = {
> .alias = "thinkps",
> .detect = thinking_detect,
> },
> +#ifdef CONFIG_MOUSE_PS2_CYPRESS
> + {
> + .type = PSMOUSE_CYPRESS,
> + .name = "CyPS/2",
> + .alias = "cypress",
> + .detect = cypress_detect,
> + .init = cypress_init,
> + },
> +#endif
> {
> .type = PSMOUSE_GENPS,
> .name = "GenPS/2",
> diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
> index fe1df23..2f0b39d 100644
> --- a/drivers/input/mouse/psmouse.h
> +++ b/drivers/input/mouse/psmouse.h
> @@ -95,6 +95,7 @@ enum psmouse_type {
> PSMOUSE_ELANTECH,
> PSMOUSE_FSP,
> PSMOUSE_SYNAPTICS_RELATIVE,
> + PSMOUSE_CYPRESS,
> PSMOUSE_AUTO /* This one should always be last */
> };
>
> --
> 1.7.10.4
>
--
Dmitry
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