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    SubjectRe: [PATCH v2] input: MXC: add mxc-keypad driver to support the Keypad Port present in the mxc application processors family.
    Hi Dmitry! Thanks for reviewing!

    On mar, 2010-01-26 at 01:52 -0800, Dmitry Torokhov wrote:
    > > This algorithm is done via a threaded management of the keypad interrupt source
    > > and delayed by a proper (and longer) debounce interval controlled by the
    > > platform initialization.
    > This I am not so sure about - the core of the matrix scan routine does
    > not sleep so I wonder if starting a separate thread is not too wasteful
    > in this case - you can easily do whan you want with a timer, no?

    I'm pretty new to kernel programming and, from the university, the
    threaded way looked the better (and unique) for me..
    Let me find some documentation on timers and I will restructure the
    interrupt management. Yes I need only to delay the matrix-scan activity
    without waste cpu time.

    > > +
    > > + /*
    > > + * Search for rows and cols enabled
    > > + */
    > > + keymap_data = (struct matrix_keymap_data *) pdata->keymap_data;
    > Why do you need to cast away constness instead of declaring keymap_data
    > as const pointer?

    In next version will be fixed.


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      Last update: 2010-01-26 11:31    [W:0.021 / U:11.280 seconds]
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