Re: I815 suddenly unkown to agpgart?

Wang Zhenyu
2007-06-13T17:55:05Z

On 2007.06.13 12:15:13 +0000, Dave Jones wrote:
> > [AGPGART] intel_agp: use table for device probe
> >
> Oh, we have this check in find_gmch ..
>
> if (gmch_device && PCI_FUNC(gmch_device->devfn) != 0) {
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> Which isn't going to work, as Meelis has a gmch on device0, slot0, devfn1.
> Meelis, does it start working again if you change that to just
>
> if (gmch_Device) {

No, the problem for i815 is that it has a config with no integrated gfx.
Sorry I missed it. Meelis, pls test with this patch, which adds a table
item for this, and fixes wrong driver order within origin i815 driver with IGD.

Thanks.

---
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index d383168..6d50a37 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -1824,7 +1824,8 @@ static const struct intel_driver_description {
{ PCI_DEVICE_ID_INTEL_82810E_MC, PCI_DEVICE_ID_INTEL_82810E_IG, "i810",
NULL, &intel_810_driver },
{ PCI_DEVICE_ID_INTEL_82815_MC, PCI_DEVICE_ID_INTEL_82815_CGC, "i815",
- &intel_810_driver, &intel_815_driver },
+ &intel_815_driver, &intel_810_driver },
+ { PCI_DEVICE_ID_INTEL_82815_MC, 0, "i815", &intel_815_driver, NULL },
{ PCI_DEVICE_ID_INTEL_82820_HB, 0, "i820", &intel_820_driver, NULL },
{ PCI_DEVICE_ID_INTEL_82820_UP_HB, 0, "i820", &intel_820_driver, NULL },
{ PCI_DEVICE_ID_INTEL_82830_HB, PCI_DEVICE_ID_INTEL_82830_CGC, "830M",
---