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Input: matrix-keymap - uninline and prepare for device tree support

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Change matrix-keymap helper to be out-of-line, like sparse keymap,
allow the helper perform basic keymap validation and return errors,
and prepare for device tree support.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov
2012-05-10 22:37:08 -07:00
parent d0a3457d38
commit 1932811f42
22 changed files with 265 additions and 209 deletions
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21
drivers/input/keyboard/tnetv107x-keypad.c
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@@ -247,15 +247,11 @@ static int __devinit keypad_probe(struct platform_device *pdev)
error = -ENOMEM;
goto error_input;
}
input_set_drvdata(kp->input_dev, kp);
kp->input_dev->name = pdev->name;
kp->input_dev->dev.parent = &pdev->dev;
kp->input_dev->open = keypad_start;
kp->input_dev->close = keypad_stop;
kp->input_dev->evbit[0] = BIT_MASK(EV_KEY);
if (!pdata->no_autorepeat)
kp->input_dev->evbit[0] |= BIT_MASK(EV_REP);
clk_enable(kp->clk);
rev = keypad_read(kp, rev);
@@ -264,15 +260,20 @@ static int __devinit keypad_probe(struct platform_device *pdev)
kp->input_dev->id.version = ((rev >> 16) & 0xfff);
clk_disable(kp->clk);
kp->input_dev->keycode = kp->keycodes;
kp->input_dev->keycodesize = sizeof(kp->keycodes[0]);
kp->input_dev->keycodemax = kp->rows << kp->row_shift;
matrix_keypad_build_keymap(keymap_data, kp->row_shift, kp->keycodes,
kp->input_dev->keybit);
error = matrix_keypad_build_keymap(keymap_data, NULL,
kp->rows, kp->cols,
kp->keycodes, kp->input_dev);
if (error) {
dev_err(dev, "Failed to build keymap\n");
goto error_reg;
}
if (!pdata->no_autorepeat)
kp->input_dev->evbit[0] |= BIT_MASK(EV_REP);
input_set_capability(kp->input_dev, EV_MSC, MSC_SCAN);
input_set_drvdata(kp->input_dev, kp);
error = input_register_device(kp->input_dev);
if (error < 0) {
dev_err(dev, "Could not register input device\n");