Sound problems

There seems to be a lot of trouble with sound on the recent Intel Macs. Here you will find solutions for various Intel Macs:

• 2009 MacBook Pro under Mandriva 2010
• MacBook 3,1/4,1 under Karmic Koala
• MacBook 5,2 under Karmic Koala
• MacBook Pro 5,2 under Karmic Koala
• No sound after hibernation MacBook Pro 5,3 Karmic Koala
• MacBook Pro 5,3 under Karmic Koala
• MacBook 6,1 under Karmic Koala
• iMac 27" Core i5 karmic Koala
• iMac 7,1/8,1 under Ubuntu
• iMac 9,1 under Karmic Koala
• iMac 10,1 under Karmic Koala
• Mac Mini 3,1 under Lucid Lynx

Alsa HD-audio-models for Macs