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-rw-r--r--drivers/input/keyboard/mt6779-keypad.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/input/keyboard/mt6779-keypad.c b/drivers/input/keyboard/mt6779-keypad.c
index 2e7c9187c10f..bd86cb95bde3 100644
--- a/drivers/input/keyboard/mt6779-keypad.c
+++ b/drivers/input/keyboard/mt6779-keypad.c
@@ -42,7 +42,7 @@ static irqreturn_t mt6779_keypad_irq_handler(int irq, void *dev_id)
const unsigned short *keycode = keypad->input_dev->keycode;
DECLARE_BITMAP(new_state, MTK_KPD_NUM_BITS);
DECLARE_BITMAP(change, MTK_KPD_NUM_BITS);
- unsigned int bit_nr;
+ unsigned int bit_nr, key;
unsigned int row, col;
unsigned int scancode;
unsigned int row_shift = get_count_order(keypad->n_cols);
@@ -61,8 +61,10 @@ static irqreturn_t mt6779_keypad_irq_handler(int irq, void *dev_id)
if (bit_nr % 32 >= 16)
continue;
- row = bit_nr / 32;
- col = bit_nr % 32;
+ key = bit_nr / 32 * 16 + bit_nr % 32;
+ row = key / 9;
+ col = key % 9;
+
scancode = MATRIX_SCAN_CODE(row, col, row_shift);
/* 1: not pressed, 0: pressed */
pressed = !test_bit(bit_nr, new_state);