[PATCH] sstfb: fix pixclock setting on Voodoo 1/2 cards

Pixclock setting in sstfb didn't work with my Voodoo 2 card with ICS 5342 DAC
(this DAC requires two consecutive writes to one of its registers to program
pixclock - maybe first write merged with second).

Signed-off-by: Ondrej Zajicek <santiago@crfreenet.org>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ondrej Zajicek 2007-03-16 13:38:16 -08:00 committed by Linus Torvalds
parent 28735a7253
commit e52e15d3c1

View File

@ -257,6 +257,7 @@ static void __sst_dac_write(u8 __iomem *vbase, u8 reg, u8 val)
r_dprintk("sst_dac_write(%#x, %#x)\n", reg, val); r_dprintk("sst_dac_write(%#x, %#x)\n", reg, val);
reg &= 0x07; reg &= 0x07;
__sst_write(vbase, DAC_DATA,(((u32)reg << 8)) | (u32)val); __sst_write(vbase, DAC_DATA,(((u32)reg << 8)) | (u32)val);
__sst_wait_idle(vbase);
} }
/* indexed access to ti/att dacs */ /* indexed access to ti/att dacs */