HDMI_RAM_PACKET_STATUS
ret = wait_for(!(HDMI_READ(HDMI_RAM_PACKET_STATUS) &
ret = wait_for((HDMI_READ(HDMI_RAM_PACKET_STATUS) &
VC4_HDMI_REG(HDMI_RAM_PACKET_STATUS, 0x00a4),
VC4_HDMI_REG(HDMI_RAM_PACKET_STATUS, 0x0c4),
VC4_HDMI_REG(HDMI_RAM_PACKET_STATUS, 0x0c4),
VC4_HDMI_REG(HDMI_RAM_PACKET_STATUS, 0x0cc),
VC4_HDMI_REG(HDMI_RAM_PACKET_STATUS, 0x0cc),