Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart

16 files changed, 53 insertions, 42 deletions

diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c
index b02fc22..ba54b58 100644
--- a/drivers/char/agp/ali-agp.c
+++ b/drivers/char/agp/ali-agp.c
@@ -389,6 +389,7 @@ static struct pci_device_id agp_ali_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_ali_pci_table);
 
 static struct pci_driver agp_ali_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-ali",
 	.id_table	= agp_ali_pci_table,
 	.probe		= agp_ali_probe,
diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c
index 3a41672..40fcd88b2 100644
--- a/drivers/char/agp/amd-k7-agp.c
+++ b/drivers/char/agp/amd-k7-agp.c
@@ -94,19 +94,16 @@ static int amd_create_gatt_pages(int nr_tables)
 	int retval = 0;
 	int i;
 
-	tables = kmalloc((nr_tables + 1) * sizeof(struct amd_page_map *),
-			 GFP_KERNEL);
+	tables = kzalloc((nr_tables + 1) * sizeof(struct amd_page_map *),GFP_KERNEL);
 	if (tables == NULL)
 		return -ENOMEM;
 
-	memset (tables, 0, sizeof(struct amd_page_map *) * (nr_tables + 1));
 	for (i = 0; i < nr_tables; i++) {
-		entry = kmalloc(sizeof(struct amd_page_map), GFP_KERNEL);
+		entry = kzalloc(sizeof(struct amd_page_map), GFP_KERNEL);
 		if (entry == NULL) {
 			retval = -ENOMEM;
 			break;
 		}
-		memset (entry, 0, sizeof(struct amd_page_map));
 		tables[i] = entry;
 		retval = amd_create_page_map(entry);
 		if (retval != 0)
@@ -518,6 +515,7 @@ static struct pci_device_id agp_amdk7_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_amdk7_pci_table);
 
 static struct pci_driver agp_amdk7_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-amdk7",
 	.id_table	= agp_amdk7_pci_table,
 	.probe		= agp_amdk7_probe,
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 78ce98a..8f748fd 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -703,6 +703,7 @@ static struct pci_device_id agp_amd64_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_amd64_pci_table);
 
 static struct pci_driver agp_amd64_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-amd64",
 	.id_table	= agp_amd64_pci_table,
 	.probe		= agp_amd64_probe,
diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c
index 0b6e726..fbd4155 100644
--- a/drivers/char/agp/ati-agp.c
+++ b/drivers/char/agp/ati-agp.c
@@ -118,14 +118,12 @@ static int ati_create_gatt_pages(int nr_tables)
 	int retval = 0;
 	int i;
 
-	tables = kmalloc((nr_tables + 1) * sizeof(ati_page_map *),
-			 GFP_KERNEL);
+	tables = kzalloc((nr_tables + 1) * sizeof(ati_page_map *),GFP_KERNEL);
 	if (tables == NULL)
 		return -ENOMEM;
 
-	memset(tables, 0, sizeof(ati_page_map *) * (nr_tables + 1));
 	for (i = 0; i < nr_tables; i++) {
-		entry = kmalloc(sizeof(ati_page_map), GFP_KERNEL);
+		entry = kzalloc(sizeof(ati_page_map), GFP_KERNEL);
 		if (entry == NULL) {
 			while (i>0) {
 				kfree (tables[i-1]);
@@ -136,7 +134,6 @@ static int ati_create_gatt_pages(int nr_tables)
 			retval = -ENOMEM;
 			break;
 		}
-		memset(entry, 0, sizeof(ati_page_map));
 		tables[i] = entry;
 		retval = ati_create_page_map(entry);
 		if (retval != 0) break;
@@ -524,6 +521,7 @@ static struct pci_device_id agp_ati_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_ati_pci_table);
 
 static struct pci_driver agp_ati_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-ati",
 	.id_table	= agp_ati_pci_table,
 	.probe		= agp_ati_probe,
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index 82b43c5..73f333f 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -222,12 +222,12 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge)
 
 struct agp_bridge_data *agp_alloc_bridge(void)
 {
-	struct agp_bridge_data *bridge = kmalloc(sizeof(*bridge), GFP_KERNEL);
-
+	struct agp_bridge_data *bridge;
+	
+	bridge = kzalloc(sizeof(*bridge), GFP_KERNEL);
 	if (!bridge)
 		return NULL;
 
-	memset(bridge, 0, sizeof(*bridge));
 	atomic_set(&bridge->agp_in_use, 0);
 	atomic_set(&bridge->current_memory_agp, 0);
 
diff --git a/drivers/char/agp/efficeon-agp.c b/drivers/char/agp/efficeon-agp.c
index ac19fdc..d41e0a6 100644
--- a/drivers/char/agp/efficeon-agp.c
+++ b/drivers/char/agp/efficeon-agp.c
@@ -219,7 +219,7 @@ static int efficeon_create_gatt_table(struct agp_bridge_data *bridge)
 
 		efficeon_private.l1_table[index] = page;
 
-		value = virt_to_gart(page) | pati | present | index;
+		value = virt_to_gart((unsigned long *)page) | pati | present | index;
 
 		pci_write_config_dword(agp_bridge->dev,
 			EFFICEON_ATTPAGE, value);
@@ -429,6 +429,7 @@ static struct pci_device_id agp_efficeon_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_efficeon_pci_table);
 
 static struct pci_driver agp_efficeon_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-efficeon",
 	.id_table	= agp_efficeon_pci_table,
 	.probe		= agp_efficeon_probe,
diff --git a/drivers/char/agp/frontend.c b/drivers/char/agp/frontend.c
index 3dfb664..17f520c 100644
--- a/drivers/char/agp/frontend.c
+++ b/drivers/char/agp/frontend.c
@@ -189,13 +189,12 @@ static int agp_create_segment(struct agp_client *client, struct agp_region *regi
 	struct agp_segment *user_seg;
 	size_t i;
 
-	seg = kmalloc((sizeof(struct agp_segment_priv) * region->seg_count), GFP_KERNEL);
+	seg = kzalloc((sizeof(struct agp_segment_priv) * region->seg_count), GFP_KERNEL);
 	if (seg == NULL) {
 		kfree(region->seg_list);
 		region->seg_list = NULL;
 		return -ENOMEM;
 	}
-	memset(seg, 0, (sizeof(struct agp_segment_priv) * region->seg_count));
 	user_seg = region->seg_list;
 
 	for (i = 0; i < region->seg_count; i++) {
@@ -332,14 +331,11 @@ static struct agp_controller *agp_create_controller(pid_t id)
 {
 	struct agp_controller *controller;
 
-	controller = kmalloc(sizeof(struct agp_controller), GFP_KERNEL);
-
+	controller = kzalloc(sizeof(struct agp_controller), GFP_KERNEL);
 	if (controller == NULL)
 		return NULL;
 
-	memset(controller, 0, sizeof(struct agp_controller));
 	controller->pid = id;
-
 	return controller;
 }
 
@@ -540,12 +536,10 @@ static struct agp_client *agp_create_client(pid_t id)
 {
 	struct agp_client *new_client;
 
-	new_client = kmalloc(sizeof(struct agp_client), GFP_KERNEL);
-
+	new_client = kzalloc(sizeof(struct agp_client), GFP_KERNEL);
 	if (new_client == NULL)
 		return NULL;
 
-	memset(new_client, 0, sizeof(struct agp_client));
 	new_client->pid = id;
 	agp_insert_client(new_client);
 	return new_client;
@@ -709,11 +703,10 @@ static int agp_open(struct inode *inode, struct file *file)
 	if (minor != AGPGART_MINOR)
 		goto err_out;
 
-	priv = kmalloc(sizeof(struct agp_file_private), GFP_KERNEL);
+	priv = kzalloc(sizeof(struct agp_file_private), GFP_KERNEL);
 	if (priv == NULL)
 		goto err_out_nomem;
 
-	memset(priv, 0, sizeof(struct agp_file_private));
 	set_bit(AGP_FF_ALLOW_CLIENT, &priv->access_flags);
 	priv->my_pid = current->pid;
 
diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c
index ac9da0c..c4a3871 100644
--- a/drivers/char/agp/generic.c
+++ b/drivers/char/agp/generic.c
@@ -105,12 +105,10 @@ struct agp_memory *agp_create_memory(int scratch_pages)
 {
 	struct agp_memory *new;
 
-	new = kmalloc(sizeof(struct agp_memory), GFP_KERNEL);
-
+	new = kzalloc(sizeof(struct agp_memory), GFP_KERNEL);
 	if (new == NULL)
 		return NULL;
 
-	memset(new, 0, sizeof(struct agp_memory));
 	new->key = agp_get_key();
 
 	if (new->key < 0) {
@@ -414,7 +412,8 @@ static void agp_v2_parse_one(u32 *requested_mode, u32 *bridge_agpstat, u32 *vga_
 	u32 tmp;
 
 	if (*requested_mode & AGP2_RESERVED_MASK) {
-		printk(KERN_INFO PFX "reserved bits set in mode 0x%x. Fixed.\n", *requested_mode);
+		printk(KERN_INFO PFX "reserved bits set (%x) in mode 0x%x. Fixed.\n",
+			*requested_mode & AGP2_RESERVED_MASK, *requested_mode);
 		*requested_mode &= ~AGP2_RESERVED_MASK;
 	}
 
@@ -492,7 +491,8 @@ static void agp_v3_parse_one(u32 *requested_mode, u32 *bridge_agpstat, u32 *vga_
 	u32 tmp;
 
 	if (*requested_mode & AGP3_RESERVED_MASK) {
-		printk(KERN_INFO PFX "reserved bits set in mode 0x%x. Fixed.\n", *requested_mode);
+		printk(KERN_INFO PFX "reserved bits set (%x) in mode 0x%x. Fixed.\n",
+			*requested_mode & AGP3_RESERVED_MASK, *requested_mode);
 		*requested_mode &= ~AGP3_RESERVED_MASK;
 	}
 
diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c
index a2d9e5e..58944cd 100644
--- a/drivers/char/agp/i460-agp.c
+++ b/drivers/char/agp/i460-agp.c
@@ -227,10 +227,9 @@ static int i460_configure (void)
 	 */
 	if (I460_IO_PAGE_SHIFT > PAGE_SHIFT) {
 		size = current_size->num_entries * sizeof(i460.lp_desc[0]);
-		i460.lp_desc = kmalloc(size, GFP_KERNEL);
+		i460.lp_desc = kzalloc(size, GFP_KERNEL);
 		if (!i460.lp_desc)
 			return -ENOMEM;
-		memset(i460.lp_desc, 0, size);
 	}
 	return 0;
 }
@@ -366,13 +365,12 @@ static int i460_alloc_large_page (struct lp_desc *lp)
 	}
 
 	map_size = ((I460_KPAGES_PER_IOPAGE + BITS_PER_LONG - 1) & -BITS_PER_LONG)/8;
-	lp->alloced_map = kmalloc(map_size, GFP_KERNEL);
+	lp->alloced_map = kzalloc(map_size, GFP_KERNEL);
 	if (!lp->alloced_map) {
 		free_pages((unsigned long) lpage, order);
 		printk(KERN_ERR PFX "Out of memory, we're in trouble...\n");
 		return -ENOMEM;
 	}
-	memset(lp->alloced_map, 0, map_size);
 
 	lp->paddr = virt_to_gart(lpage);
 	lp->refcount = 0;
@@ -619,6 +617,7 @@ static struct pci_device_id agp_intel_i460_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_intel_i460_pci_table);
 
 static struct pci_driver agp_intel_i460_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-intel-i460",
 	.id_table	= agp_intel_i460_pci_table,
 	.probe		= agp_intel_i460_probe,
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 1f7d415..bf4cc9f 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -1824,6 +1824,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_intel_pci_table);
 
 static struct pci_driver agp_intel_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-intel",
 	.id_table	= agp_intel_pci_table,
 	.probe		= agp_intel_probe,
diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c
index 80dafa3..3aed0c5 100644
--- a/drivers/char/agp/nvidia-agp.c
+++ b/drivers/char/agp/nvidia-agp.c
@@ -398,6 +398,7 @@ static struct pci_device_id agp_nvidia_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_nvidia_pci_table);
 
 static struct pci_driver agp_nvidia_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-nvidia",
 	.id_table	= agp_nvidia_pci_table,
 	.probe		= agp_nvidia_probe,
diff --git a/drivers/char/agp/sgi-agp.c b/drivers/char/agp/sgi-agp.c
index 7957fc9..4df7734 100644
--- a/drivers/char/agp/sgi-agp.c
+++ b/drivers/char/agp/sgi-agp.c
@@ -289,6 +289,8 @@ static int __devinit agp_sgi_init(void)
 	j = 0;
 	list_for_each_entry(info, &tioca_list, ca_list) {
 		struct list_head *tmp;
+		if (list_empty(info->ca_devices))
+			continue;
 		list_for_each(tmp, info->ca_devices) {
 			u8 cap_ptr;
 			pdev = pci_dev_b(tmp);
diff --git a/drivers/char/agp/sis-agp.c b/drivers/char/agp/sis-agp.c
index ebc0555..a701361 100644
--- a/drivers/char/agp/sis-agp.c
+++ b/drivers/char/agp/sis-agp.c
@@ -332,6 +332,7 @@ static struct pci_device_id agp_sis_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_sis_pci_table);
 
 static struct pci_driver agp_sis_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-sis",
 	.id_table	= agp_sis_pci_table,
 	.probe		= agp_sis_probe,
diff --git a/drivers/char/agp/sworks-agp.c b/drivers/char/agp/sworks-agp.c
index 71ea59a..5a5392d 100644
--- a/drivers/char/agp/sworks-agp.c
+++ b/drivers/char/agp/sworks-agp.c
@@ -102,19 +102,17 @@ static int serverworks_create_gatt_pages(int nr_tables)
 	int retval = 0;
 	int i;
 
-	tables = kmalloc((nr_tables + 1) * sizeof(struct serverworks_page_map *), 
+	tables = kzalloc((nr_tables + 1) * sizeof(struct serverworks_page_map *), 
 			 GFP_KERNEL);
-	if (tables == NULL) {
+	if (tables == NULL)
 		return -ENOMEM;
-	}
-	memset(tables, 0, sizeof(struct serverworks_page_map *) * (nr_tables + 1));
+
 	for (i = 0; i < nr_tables; i++) {
-		entry = kmalloc(sizeof(struct serverworks_page_map), GFP_KERNEL);
+		entry = kzalloc(sizeof(struct serverworks_page_map), GFP_KERNEL);
 		if (entry == NULL) {
 			retval = -ENOMEM;
 			break;
 		}
-		memset(entry, 0, sizeof(struct serverworks_page_map));
 		tables[i] = entry;
 		retval = serverworks_create_page_map(entry);
 		if (retval != 0) break;
@@ -244,13 +242,27 @@ static int serverworks_fetch_size(void)
  */
 static void serverworks_tlbflush(struct agp_memory *temp)
 {
+	unsigned long timeout;
+
 	writeb(1, serverworks_private.registers+SVWRKS_POSTFLUSH);
-	while (readb(serverworks_private.registers+SVWRKS_POSTFLUSH) == 1)
+	timeout = jiffies + 3*HZ;
+	while (readb(serverworks_private.registers+SVWRKS_POSTFLUSH) == 1) {
 		cpu_relax();
+		if (time_after(jiffies, timeout)) {
+			printk(KERN_ERR PFX "TLB post flush took more than 3 seconds\n");
+			break;
+		}
+	}
 
 	writel(1, serverworks_private.registers+SVWRKS_DIRFLUSH);
-	while(readl(serverworks_private.registers+SVWRKS_DIRFLUSH) == 1)
+	timeout = jiffies + 3*HZ;
+	while (readl(serverworks_private.registers+SVWRKS_DIRFLUSH) == 1) {
 		cpu_relax();
+		if (time_after(jiffies, timeout)) {
+			printk(KERN_ERR PFX "TLB Dir flush took more than 3 seconds\n");
+			break;
+		}
+	}
 }
 
 static int serverworks_configure(void)
@@ -533,6 +545,7 @@ static struct pci_device_id agp_serverworks_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_serverworks_pci_table);
 
 static struct pci_driver agp_serverworks_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-serverworks",
 	.id_table	= agp_serverworks_pci_table,
 	.probe		= agp_serverworks_probe,
diff --git a/drivers/char/agp/uninorth-agp.c b/drivers/char/agp/uninorth-agp.c
index c825531..183c50a 100644
--- a/drivers/char/agp/uninorth-agp.c
+++ b/drivers/char/agp/uninorth-agp.c
@@ -658,6 +658,7 @@ static struct pci_device_id agp_uninorth_pci_table[] = {
 MODULE_DEVICE_TABLE(pci, agp_uninorth_pci_table);
 
 static struct pci_driver agp_uninorth_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-uninorth",
 	.id_table	= agp_uninorth_pci_table,
 	.probe		= agp_uninorth_probe,
diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c
index c847df5..5d9a137 100644
--- a/drivers/char/agp/via-agp.c
+++ b/drivers/char/agp/via-agp.c
@@ -518,6 +518,7 @@ MODULE_DEVICE_TABLE(pci, agp_via_pci_table);
 
 
 static struct pci_driver agp_via_pci_driver = {
+	.owner		= THIS_MODULE,
 	.name		= "agpgart-via",
 	.id_table	= agp_via_pci_table,
 	.probe		= agp_via_probe,