From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Date: Tue, 11 Jan 2011 23:55:17 +0000 Subject: [PATCH 22/22] vt8623fb: Compute VGA base iomem pointer explicitly. Message-Id: <20110111.155517.56364809.davem@davemloft.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-fbdev@vger.kernel.org This allows the driver to work in multi-domain PCI configurations. Signed-off-by: David S. Miller --- 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 6f6f049..74df7a8 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; -- 1.7.3.4