On 2007.06.20 09:15:21 +0000, Wang Zhenyu wrote:
>
> I think for i965 we could have following patch to fix this, we may
> fail if no IGD device got detected.
>
oops, missing 946G, what a name...
Signed-off-by: Wang Zhenyu <[email protected]>
---
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 0439ee9..145b4a1 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -1853,17 +1853,17 @@ static const struct intel_driver_description {
{ PCI_DEVICE_ID_INTEL_82945GM_HB, PCI_DEVICE_ID_INTEL_82945GME_IG, 0, "945GME",
&intel_845_driver, &intel_915_driver },
{ PCI_DEVICE_ID_INTEL_82946GZ_HB, PCI_DEVICE_ID_INTEL_82946GZ_IG, 0, "946GZ",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965G_1_HB, PCI_DEVICE_ID_INTEL_82965G_1_IG, 0, "965G",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965Q_HB, PCI_DEVICE_ID_INTEL_82965Q_IG, 0, "965Q",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965G_HB, PCI_DEVICE_ID_INTEL_82965G_IG, 0, "965G",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965GM_HB, PCI_DEVICE_ID_INTEL_82965GM_IG, 1, "965GM",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_82965GM_HB, PCI_DEVICE_ID_INTEL_82965GME_IG, 0, "965GME/GLE",
- &intel_845_driver, &intel_i965_driver },
+ NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_7505_0, 0, 0, "E7505", &intel_7505_driver, NULL },
{ PCI_DEVICE_ID_INTEL_7205_0, 0, 0, "E7205", &intel_7505_driver, NULL },
{ PCI_DEVICE_ID_INTEL_G33_HB, PCI_DEVICE_ID_INTEL_G33_IG, 0, "G33",
@@ -1917,6 +1917,7 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
}
if (bridge->driver == NULL) {
+ /* The bridge has no AGP or no gfx device */
printk(KERN_WARNING PFX "Failed to find bridge device "
"(chip_id: %04x)\n", intel_agp_chipsets[i].gmch_chip_id);
agp_put_bridge(bridge);
---
-
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