コード例 #1
0
int mhl_pf_modify_reg(u8 page, u8 offset,
					  u8 mask, u8 value)
{
	int	reg_value;
	int	write_status;

	reg_value = mhl_pf_read_reg(page, offset);
	if (reg_value < 0)
		return reg_value;

	reg_value &= ~mask;
	reg_value |= mask & value;

	write_status = mhl_pf_write_reg(page, offset, reg_value);

	if (write_status < 0)
		return write_status;
	else
		return reg_value;
}
コード例 #2
0
int mhl_pf_modify_reg(u16 address,
					  u8 mask, u8 value)
{
	int	reg_value;
	int	write_status;

	reg_value = mhl_pf_read_reg(address);
	if (reg_value < 0)
		return reg_value;

	reg_value &= ~mask;
	reg_value |= mask & value;

	write_status = mhl_pf_write_reg(address, reg_value);

	if (write_status < 0)
		return write_status;
	else
		return reg_value;
}