|| On 2004-01-22 14:09:47, Matthew Garrett wrote:

 > Try passing acpi_sleep=s3_bios or acpi_sleep=s3_mode to the kernel
 > on boot - also try while running X, switch away before suspend and
 > switch back afterwards. The problem is that the kernel doesn't know
 > how to wake the video hardware back up after S3 - the kernel
 > parameters are hacks that try to provoke it back into life, and X
 > is sometimes able to reinitialise stuff itself.

Here is the dmesg once with s3_bios and once with s3_mode.