[media] saa7134: fix IR handling for HVR-1110

static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)

{

	unsigned char buf[5], cod4, code3, code4;

	unsigned char buf[5];

	/* poll IR chip */

	if (5 != i2c_master_recv(ir->c, buf, 5))

		return -EIO;

	cod4	= buf[4];

	code4	= (cod4 >> 2);

	code3	= buf[3];

	if (code3 == 0)

		/* no key pressed */

	/* Check if some key were pressed */

	if (!(buf[0] & 0x80))

		return 0;

	/* return key */

	*ir_key = code4;

	*ir_raw = code4;

	/*

	 * buf[3] & 0x80 is always high.

	 * buf[3] & 0x40 is a parity bit. A repeat event is marked

	 * by preserving it into two separate readings

	 * buf[4] bits 0 and 1, and buf[1] and buf[2] are always

	 * zero.

	 */

	*ir_key = 0x1fff & ((buf[3] << 8) | (buf[4] >> 2));

	*ir_raw = *ir_key;

	return 1;

}