forked from luck/tmp_suning_uos_patched
vt8623fb: Compute VGA base iomem pointer explicitly.
This allows the driver to work in multi-domain PCI configurations. Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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@ -661,6 +661,8 @@ static struct fb_ops vt8623fb_ops = {
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static int __devinit vt8623_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
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{
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struct pci_bus_region bus_reg;
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struct resource vga_res;
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struct fb_info *info;
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struct vt8623fb_info *par;
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unsigned int memsize1, memsize2;
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@ -719,6 +721,15 @@ static int __devinit vt8623_pci_probe(struct pci_dev *dev, const struct pci_devi
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goto err_iomap_2;
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}
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bus_reg.start = 0;
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bus_reg.end = 64 * 1024;
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vga_res.flags = IORESOURCE_IO;
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pcibios_bus_to_resource(dev, &vga_res, &bus_reg);
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par->state.vgabase = (void __iomem *) vga_res.start;
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/* Find how many physical memory there is on card */
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memsize1 = (vga_rseq(par->state.vgabase, 0x34) + 1) >> 1;
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memsize2 = vga_rseq(par->state.vgabase, 0x39) << 2;
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