132 static int stmpe_keypad_read_data(struct stmpe_keypad *keypad, u8 *data)  in stmpe_keypad_read_data()  argument
134 	const struct stmpe_keypad_variant *variant = keypad->variant;  in stmpe_keypad_read_data()
135 	struct stmpe *stmpe = keypad->stmpe;  in stmpe_keypad_read_data()
156 	struct stmpe_keypad *keypad = dev;  in stmpe_keypad_irq()  local
157 	struct input_dev *input = keypad->input;  in stmpe_keypad_irq()
158 	const struct stmpe_keypad_variant *variant = keypad->variant;  in stmpe_keypad_irq()
163 	ret = stmpe_keypad_read_data(keypad, fifo);  in stmpe_keypad_irq()
179 		input_report_key(input, keypad->keymap[code], !up);  in stmpe_keypad_irq()
186 static int stmpe_keypad_altfunc_init(struct stmpe_keypad *keypad)  in stmpe_keypad_altfunc_init()  argument
188 	const struct stmpe_keypad_variant *variant = keypad->variant;  in stmpe_keypad_altfunc_init()
191 	struct stmpe *stmpe = keypad->stmpe;  in stmpe_keypad_altfunc_init()
212 		if (keypad->cols & (1 << i)) {  in stmpe_keypad_altfunc_init()
223 		if (keypad->rows & (1 << i))  in stmpe_keypad_altfunc_init()
256 static int stmpe_keypad_chip_init(struct stmpe_keypad *keypad)  in stmpe_keypad_chip_init()  argument
258 	const struct stmpe_keypad_variant *variant = keypad->variant;  in stmpe_keypad_chip_init()
259 	struct stmpe *stmpe = keypad->stmpe;  in stmpe_keypad_chip_init()
262 	if (keypad->debounce_ms > STMPE_KEYPAD_MAX_DEBOUNCE)  in stmpe_keypad_chip_init()
265 	if (keypad->scan_count > STMPE_KEYPAD_MAX_SCAN_COUNT)  in stmpe_keypad_chip_init()
272 	ret = stmpe_keypad_altfunc_init(keypad);  in stmpe_keypad_chip_init()
276 	ret = stmpe_reg_write(stmpe, STMPE_KPC_COL, keypad->cols);  in stmpe_keypad_chip_init()
280 	ret = stmpe_reg_write(stmpe, STMPE_KPC_ROW_LSB, keypad->rows);  in stmpe_keypad_chip_init()
287 				     keypad->rows >> 8);  in stmpe_keypad_chip_init()
294 			     keypad->scan_count << 4);  in stmpe_keypad_chip_init()
302 			      (keypad->debounce_ms << 1));  in stmpe_keypad_chip_init()
305 static void stmpe_keypad_fill_used_pins(struct stmpe_keypad *keypad,  in stmpe_keypad_fill_used_pins()  argument
314 			if (keypad->keymap[code] != KEY_RESERVED) {  in stmpe_keypad_fill_used_pins()
315 				keypad->rows |= 1 << row;  in stmpe_keypad_fill_used_pins()
316 				keypad->cols |= 1 << col;  in stmpe_keypad_fill_used_pins()
326 	struct stmpe_keypad *keypad;  in stmpe_keypad_probe()  local
337 	keypad = devm_kzalloc(&pdev->dev, sizeof(struct stmpe_keypad),  in stmpe_keypad_probe()
339 	if (!keypad)  in stmpe_keypad_probe()
342 	keypad->stmpe = stmpe;  in stmpe_keypad_probe()
343 	keypad->variant = &stmpe_keypad_variants[stmpe->partnum];  in stmpe_keypad_probe()
345 	of_property_read_u32(np, "debounce-interval", &keypad->debounce_ms);  in stmpe_keypad_probe()
346 	of_property_read_u32(np, "st,scan-count", &keypad->scan_count);  in stmpe_keypad_probe()
347 	keypad->no_autorepeat = of_property_read_bool(np, "st,no-autorepeat");  in stmpe_keypad_probe()
362 					   keypad->keymap, input);  in stmpe_keypad_probe()
367 	if (!keypad->no_autorepeat)  in stmpe_keypad_probe()
370 	stmpe_keypad_fill_used_pins(keypad, rows, cols);  in stmpe_keypad_probe()
372 	keypad->input = input;  in stmpe_keypad_probe()
374 	error = stmpe_keypad_chip_init(keypad);  in stmpe_keypad_probe()
380 					  IRQF_ONESHOT, "stmpe-keypad", keypad);  in stmpe_keypad_probe()
393 	platform_set_drvdata(pdev, keypad);  in stmpe_keypad_probe()
400 	struct stmpe_keypad *keypad = platform_get_drvdata(pdev);  in stmpe_keypad_remove()  local
402 	stmpe_disable(keypad->stmpe, STMPE_BLOCK_KEYPAD);  in stmpe_keypad_remove()