read_x 86 drivers/input/touchscreen/ads7846.c u8 read_x, read_y, read_z1, read_z2, pwrdown; read_x 1051 drivers/input/touchscreen/ads7846.c packet->read_x = READ_X(vref); read_x 1052 drivers/input/touchscreen/ads7846.c x->tx_buf = &packet->read_x; read_x 1067 drivers/input/touchscreen/ads7846.c x->tx_buf = &packet->read_x;