diff options
| author | David Miller <davem@davemloft.net> | 2011-01-11 23:55:17 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-03-22 15:47:59 +0900 |
| commit | 6a2f6d5e970afbc1b8b08bafae9d9138a3206960 (patch) | |
| tree | 07a178adf243bff89058e136ba1f454a6bc51c09 /drivers/video/vt8623fb.c | |
| parent | 892c24ca40ffebf6d0ca4cc1454e58db131a4f5a (diff) | |
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>
Diffstat (limited to 'drivers/video/vt8623fb.c')
| -rw-r--r-- | drivers/video/vt8623fb.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c index eee01a2ae8c9..f9b3e3dc2421 100644 --- a/drivers/video/vt8623fb.c +++ b/drivers/video/vt8623fb.c @@ -661,6 +661,8 @@ static struct fb_ops vt8623fb_ops = { static int __devinit vt8623_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 vt8623fb_info *par; unsigned int memsize1, memsize2; @@ -719,6 +721,15 @@ static int __devinit vt8623_pci_probe(struct pci_dev *dev, const struct pci_devi goto err_iomap_2; } + 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; + /* Find how many physical memory there is on card */ memsize1 = (vga_rseq(par->state.vgabase, 0x34) + 1) >> 1; memsize2 = vga_rseq(par->state.vgabase, 0x39) << 2; |