I was having the same problem (this error: irq_stat 0x00000040, connection status changed) when waking up from suspend, and I'd like to confirm that updating the BIOS to F21 solves the problem and everything is fully functional afterwards. Unfortunately, it is in a dv7-1080es.
I was having the same problem (this error: irq_stat 0x00000040, connection status changed) when waking up from suspend, and I'd like to confirm that updating the BIOS to F21 solves the problem and everything is fully functional afterwards. Unfortunately, it is in a dv7-1080es.