From: "Antonino A. Daplas" Chipsets with PCI device ids & 0xf0 == 0x00f0 has their actual chipset type in offset 0x1800 of the mmio space. Add support for this. Signed-off-by: Antonino Daplas Signed-off-by: Andrew Morton --- drivers/video/nvidia/nvidia.c | 42 +++++++++++++++++++++++++++++++++++++----- include/linux/pci_ids.h | 5 +++++ 2 files changed, 42 insertions(+), 5 deletions(-) diff -puN drivers/video/nvidia/nvidia.c~nvidiafb-add-support-for-some-pci-e-chipsets drivers/video/nvidia/nvidia.c --- devel/drivers/video/nvidia/nvidia.c~nvidiafb-add-support-for-some-pci-e-chipsets 2005-12-22 05:10:09.000000000 -0800 +++ devel-akpm/drivers/video/nvidia/nvidia.c 2005-12-22 05:10:09.000000000 -0800 @@ -284,6 +284,16 @@ static struct pci_device_id nvidiafb_pci PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_GEFORCE_6200, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {PCI_VENDOR_ID_NVIDIA, PCIE_DEVICE_ID_NVIDIA_GEFORCE_6800_ALT1, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {PCI_VENDOR_ID_NVIDIA, PCIE_DEVICE_ID_NVIDIA_GEFORCE_6600_ALT1, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {PCI_VENDOR_ID_NVIDIA, PCIE_DEVICE_ID_NVIDIA_GEFORCE_6600_ALT2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {PCI_VENDOR_ID_NVIDIA, PCIE_DEVICE_ID_NVIDIA_GEFORCE_6200_ALT1, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {PCI_VENDOR_ID_NVIDIA, PCIE_DEVICE_ID_NVIDIA_GEFORCE_6800_GT, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_NVIDIA, 0x0252, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_NVIDIA, 0x0313, @@ -1448,11 +1458,34 @@ static int __devinit nvidia_set_fbinfo(s return nvidiafb_check_var(&info->var, info); } -static u32 __devinit nvidia_get_arch(struct pci_dev *pd) +static u32 __devinit nvidia_get_chipset(struct fb_info *info) { + struct nvidia_par *par = info->par; + u32 id = (par->pci_dev->vendor << 16) | par->pci_dev->device; + + printk("nvidiafb: PCI id - %x\n", id); + if ((id & 0xfff0) == 0x00f0) { + /* pci-e */ + printk("nvidiafb: PCI-E card\n"); + id = NV_RD32(par->REGS, 0x1800); + + if ((id & 0x0000ffff) == 0x000010DE) + id = 0x10DE0000 | (id >> 16); + else if ((id & 0xffff0000) == 0xDE100000) /* wrong endian */ + id = 0x10DE0000 | ((id << 8) & 0x0000ff00) | + ((id >> 8) & 0x000000ff); + } + + printk("nvidiafb: Actual id - %x\n", id); + return id; +} + +static u32 __devinit nvidia_get_arch(struct fb_info *info) +{ + struct nvidia_par *par = info->par; u32 arch = 0; - switch (pd->device & 0x0ff0) { + switch (par->Chipset & 0x0ff0) { case 0x0100: /* GeForce 256 */ case 0x0110: /* GeForce2 MX */ case 0x0150: /* GeForce2 */ @@ -1535,9 +1568,6 @@ static int __devinit nvidiafb_probe(stru goto err_out_request; } - par->Architecture = nvidia_get_arch(pd); - - par->Chipset = (pd->vendor << 16) | pd->device; printk(KERN_INFO PFX "nVidia device/chipset %X\n", par->Chipset); if (par->Architecture == 0) { @@ -1572,6 +1602,8 @@ static int __devinit nvidiafb_probe(stru goto err_out_free_base0; } + par->Chipset = nvidia_get_chipset(info); + par->Architecture = nvidia_get_arch(info); NVCommonSetup(info); par->FbAddress = nvidiafb_fix.smem_start; diff -puN include/linux/pci_ids.h~nvidiafb-add-support-for-some-pci-e-chipsets include/linux/pci_ids.h --- devel/include/linux/pci_ids.h~nvidiafb-add-support-for-some-pci-e-chipsets 2005-12-22 05:10:09.000000000 -0800 +++ devel-akpm/include/linux/pci_ids.h 2005-12-22 05:10:09.000000000 -0800 @@ -1050,6 +1050,11 @@ #define PCI_DEVICE_ID_NVIDIA_NVENET_6 0x00e6 #define PCI_DEVICE_ID_NVIDIA_CK8S_AUDIO 0x00ea #define PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA2 0x00ee +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6800_ALT1 0x00f0 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6600_ALT1 0x00f1 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6600_ALT2 0x00f2 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6200_ALT1 0x00f3 +#define PCIE_DEVICE_ID_NVIDIA_GEFORCE_6800_GT 0x00f9 #define PCI_DEVICE_ID_NVIDIA_GEFORCE_SDR 0x0100 #define PCI_DEVICE_ID_NVIDIA_GEFORCE_DDR 0x0101 #define PCI_DEVICE_ID_NVIDIA_QUADRO 0x0103 _