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If kzalloc for kbc fails, then we have NULL pointer dereference while
calling input_free_device(kbc->idev) in the error handling.
So it is safer to always use the original name, input_dev.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Fix a constant definition and computation of polling time.
[dtor@mail.ru: switched to using DIV_ROUND_UP as was suggested by
Thierry Reding <thierry.reding@avionic-design.de>]
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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To support key repeats, keyboard needs to be setup as an autorepeating
device.
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Tegra hardware design cannot reliably support an arbitrary set of keys
waking up the system. Modify wakeup logic so either any key wakes the
system up or none will do.
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Add ghost key filtering support for the Nvidia Tegra matrix keyboard.
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Reviewed-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Add Fn keymap support to allow for internal processing of Fn keys.
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Correct key mapping for Left Meta key.
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Fix build error introduced by variable name change.
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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This patch adds support for the internal matrix keyboard controller for
Nvidia Tegra platforms.
Signed-off-by: Rakesh Iyer <riyer@nvidia.com>
Reviewed-by: Trilok Soni <tsoni@codeaurora.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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