kirill wrote: > To reduce LCD dma interruption (i.e. LCD artifacts during pcmcia transfers) > we can raise it's priority > by means of LCSBSCNTR and ARB_CNTRL registers. > I used the following values on c3000: > LCDBSCNTR = 2 > ARB_CNTRL = 0x01800f11 > > Those registers can be set in spitc.c/common_init, but I guess that the pm > code should be > patched to restore regs after suspend. I'm not sure why LCSBSCNTR=2 is there, although it doesn't harm. I think it's taken from the "original" kernel. ARB_CNTRL can actually rise LCD dma priority.
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