Commit 892c24ca authored by David Miller's avatar David Miller Committed by Paul Mundt

arkfb: Compute VGA base iomem pointer explicitly.

This allows the driver to work in multi-domain PCI
configurations.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 94c322c3
......@@ -951,6 +951,8 @@ static struct fb_ops arkfb_ops = {
/* PCI probe */
static int __devinit ark_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
struct pci_bus_region bus_reg;
struct resource vga_res;
struct fb_info *info;
struct arkfb_info *par;
int rc;
......@@ -1006,6 +1008,15 @@ static int __devinit ark_pci_probe(struct pci_dev *dev, const struct pci_device_
goto err_iomap;
}
bus_reg.start = 0;
bus_reg.end = 64 * 1024;
vga_res.flags = IORESOURCE_IO;
pcibios_bus_to_resource(dev, &vga_res, &bus_reg);
par->state.vgabase = (void __iomem *) vga_res.start;
/* FIXME get memsize */
regval = vga_rseq(par->state.vgabase, 0x10);
info->screen_size = (1 << (regval >> 6)) << 20;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment