From f13936f7fc4d4932d5c511ccec29f1c4d24dc2dc Mon Sep 17 00:00:00 2001 From: Stuart Bennett Date: Tue, 11 Mar 2008 00:33:58 +0000 Subject: nouveau: move AGP reset to mem_init_agp Also, power cycle PGRAPH when resetting AGP -- it seems to fix problems encountered by p0g on nv25 --- shared-core/nv04_mc.c | 13 ------------- 1 file changed, 13 deletions(-) (limited to 'shared-core/nv04_mc.c') diff --git a/shared-core/nv04_mc.c b/shared-core/nv04_mc.c index 766f3a33..24c1f7b3 100644 --- a/shared-core/nv04_mc.c +++ b/shared-core/nv04_mc.c @@ -7,25 +7,12 @@ int nv04_mc_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t saved_pci_nv_1, saved_pci_nv_19; - - saved_pci_nv_1 = NV_READ(NV04_PBUS_PCI_NV_1); - saved_pci_nv_19 = NV_READ(NV04_PBUS_PCI_NV_19); - - /* clear busmaster bit */ - NV_WRITE(NV04_PBUS_PCI_NV_1, saved_pci_nv_1 & ~(0x00000001 << 2)); - /* clear SBA and AGP bits */ - NV_WRITE(NV04_PBUS_PCI_NV_19, saved_pci_nv_19 & 0xfffff0ff); /* Power up everything, resetting each individual unit will * be done later if needed. */ NV_WRITE(NV03_PMC_ENABLE, 0xFFFFFFFF); - /* and restore (gives effect of resetting AGP) */ - NV_WRITE(NV04_PBUS_PCI_NV_19, saved_pci_nv_19); - NV_WRITE(NV04_PBUS_PCI_NV_1, saved_pci_nv_1); - return 0; } -- cgit v1.2.3