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path: root/drivers/char/agp/generic.c
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Diffstat (limited to 'drivers/char/agp/generic.c')
-rw-r--r--drivers/char/agp/generic.c41
1 files changed, 33 insertions, 8 deletions
diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c
index eaa1a355bb32..118dbde25dc7 100644
--- a/drivers/char/agp/generic.c
+++ b/drivers/char/agp/generic.c
@@ -429,6 +429,10 @@ int agp_bind_memory(struct agp_memory *curr, off_t pg_start)
curr->is_bound = true;
curr->pg_start = pg_start;
+ spin_lock(&agp_bridge->mapped_lock);
+ list_add(&curr->mapped_list, &agp_bridge->mapped_list);
+ spin_unlock(&agp_bridge->mapped_lock);
+
return 0;
}
EXPORT_SYMBOL(agp_bind_memory);
@@ -461,10 +465,34 @@ int agp_unbind_memory(struct agp_memory *curr)
curr->is_bound = false;
curr->pg_start = 0;
+ spin_lock(&curr->bridge->mapped_lock);
+ list_del(&curr->mapped_list);
+ spin_unlock(&curr->bridge->mapped_lock);
return 0;
}
EXPORT_SYMBOL(agp_unbind_memory);
+/**
+ * agp_rebind_emmory - Rewrite the entire GATT, useful on resume
+ */
+int agp_rebind_memory(void)
+{
+ struct agp_memory *curr;
+ int ret_val = 0;
+
+ spin_lock(&agp_bridge->mapped_lock);
+ list_for_each_entry(curr, &agp_bridge->mapped_list, mapped_list) {
+ ret_val = curr->bridge->driver->insert_memory(curr,
+ curr->pg_start,
+ curr->type);
+ if (ret_val != 0)
+ break;
+ }
+ spin_unlock(&agp_bridge->mapped_lock);
+ return ret_val;
+}
+EXPORT_SYMBOL(agp_rebind_memory);
+
/* End - Routines for handling swapping of agp_memory into the GATT */
@@ -771,8 +799,8 @@ void agp_device_command(u32 bridge_agpstat, bool agp_v3)
if (!agp)
continue;
- printk(KERN_INFO PFX "Putting AGP V%d device at %s into %dx mode\n",
- agp_v3 ? 3 : 2, pci_name(device), mode);
+ dev_info(&device->dev, "putting AGP V%d device into %dx mode\n",
+ agp_v3 ? 3 : 2, mode);
pci_write_config_dword(device, agp + PCI_AGP_COMMAND, bridge_agpstat);
}
}
@@ -800,10 +828,8 @@ void agp_generic_enable(struct agp_bridge_data *bridge, u32 requested_mode)
get_agp_version(agp_bridge);
- printk(KERN_INFO PFX "Found an AGP %d.%d compliant device at %s.\n",
- agp_bridge->major_version,
- agp_bridge->minor_version,
- pci_name(agp_bridge->dev));
+ dev_info(&agp_bridge->dev->dev, "AGP %d.%d bridge\n",
+ agp_bridge->major_version, agp_bridge->minor_version);
pci_read_config_dword(agp_bridge->dev,
agp_bridge->capndx + PCI_AGP_STATUS, &bridge_agpstat);
@@ -832,8 +858,7 @@ void agp_generic_enable(struct agp_bridge_data *bridge, u32 requested_mode)
pci_write_config_dword(bridge->dev,
bridge->capndx+AGPCTRL, temp);
- printk(KERN_INFO PFX "Device is in legacy mode,"
- " falling back to 2.x\n");
+ dev_info(&bridge->dev->dev, "bridge is in legacy mode, falling back to 2.x\n");
}
}