merge 2.6.13-rc4 with ACPI's to-linus tree

5 files changed, 60 insertions, 32 deletions

diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c
index 0a5c95807cf..470ef756252 100644
--- a/drivers/pcmcia/au1000_generic.c
+++ b/drivers/pcmcia/au1000_generic.c
@@ -388,6 +388,7 @@ int au1x00_pcmcia_socket_probe(struct device *dev, struct pcmcia_low_level *ops,
 		struct au1000_pcmcia_socket *skt = PCMCIA_SOCKET(i);
 		memset(skt, 0, sizeof(*skt));
 
+		skt->socket.resource_ops = &pccard_static_ops;
 		skt->socket.ops = &au1x00_pcmcia_operations;
 		skt->socket.owner = ops->owner;
 		skt->socket.dev.dev = dev;
diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c
index dd7651ff5b4..3afb682255a 100644
--- a/drivers/pcmcia/cistpl.c
+++ b/drivers/pcmcia/cistpl.c
@@ -88,31 +88,38 @@ EXPORT_SYMBOL(release_cis_mem);
 static void __iomem *
 set_cis_map(struct pcmcia_socket *s, unsigned int card_offset, unsigned int flags)
 {
-    pccard_mem_map *mem = &s->cis_mem;
-    int ret;
+	pccard_mem_map *mem = &s->cis_mem;
+	int ret;
+
+	if (!(s->features & SS_CAP_STATIC_MAP) && (mem->res == NULL)) {
+		mem->res = pcmcia_find_mem_region(0, s->map_size, s->map_size, 0, s);
+		if (mem->res == NULL) {
+			printk(KERN_NOTICE "cs: unable to map card memory!\n");
+			return NULL;
+		}
+		s->cis_virt = NULL;
+	}
 
-    if (!(s->features & SS_CAP_STATIC_MAP) && mem->res == NULL) {
-	mem->res = pcmcia_find_mem_region(0, s->map_size, s->map_size, 0, s);
-	if (mem->res == NULL) {
-	    printk(KERN_NOTICE "cs: unable to map card memory!\n");
-	    return NULL;
+	if (!(s->features & SS_CAP_STATIC_MAP) && (!s->cis_virt))
+		s->cis_virt = ioremap(mem->res->start, s->map_size);
+
+	mem->card_start = card_offset;
+	mem->flags = flags;
+
+	ret = s->ops->set_mem_map(s, mem);
+	if (ret) {
+		iounmap(s->cis_virt);
+		s->cis_virt = NULL;
+		return NULL;
 	}
-	s->cis_virt = ioremap(mem->res->start, s->map_size);
-    }
-    mem->card_start = card_offset;
-    mem->flags = flags;
-    ret = s->ops->set_mem_map(s, mem);
-    if (ret) {
-	iounmap(s->cis_virt);
-	return NULL;
-    }
 
-    if (s->features & SS_CAP_STATIC_MAP) {
-	if (s->cis_virt)
-	    iounmap(s->cis_virt);
-	s->cis_virt = ioremap(mem->static_start, s->map_size);
-    }
-    return s->cis_virt;
+	if (s->features & SS_CAP_STATIC_MAP) {
+		if (s->cis_virt)
+			iounmap(s->cis_virt);
+		s->cis_virt = ioremap(mem->static_start, s->map_size);
+	}
+
+	return s->cis_virt;
 }
 
 /*======================================================================
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 3e3c6f12bbe..d63f22a5bf7 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -206,8 +206,8 @@ static void pcmcia_check_driver(struct pcmcia_driver *p_drv)
 	u32 hash;
 
 	if (!p_drv->attach || !p_drv->event || !p_drv->detach)
-		printk(KERN_DEBUG "pcmcia: %s does misses a callback function",
-		       p_drv->drv.name);
+		printk(KERN_DEBUG "pcmcia: %s lacks a requisite callback "
+		       "function\n", p_drv->drv.name);
 
 	while (did && did->match_flags) {
 		for (i=0; i<4; i++) {
diff --git a/drivers/pcmcia/o2micro.h b/drivers/pcmcia/o2micro.h
index b1f6e3d9ee0..a234ce1967a 100644
--- a/drivers/pcmcia/o2micro.h
+++ b/drivers/pcmcia/o2micro.h
@@ -120,11 +120,16 @@
 #define  O2_MODE_E_LED_OUT	0x08
 #define  O2_MODE_E_SKTA_ACTV	0x10
 
+#define O2_RESERVED1		0x94
+#define O2_RESERVED2		0xD4
+#define O2_RES_READ_PREFETCH	0x02
+#define O2_RES_WRITE_BURST	0x08
+
 static int o2micro_override(struct yenta_socket *socket)
 {
 	/*
-	 * 'reserved' register at 0x94/D4. chaning it to 0xCA (8 bit) enables
-	 * read prefetching which for example makes the RME Hammerfall DSP
+	 * 'reserved' register at 0x94/D4. allows setting read prefetch and write
+	 * bursting. read prefetching for example makes the RME Hammerfall DSP
 	 * working. for some bridges it is at 0x94, for others at 0xD4. it's
 	 * ok to write to both registers on all O2 bridges.
 	 * from Eric Still, 02Micro.
@@ -132,20 +137,35 @@ static int o2micro_override(struct yenta_socket *socket)
 	u8 a, b;
 
 	if (PCI_FUNC(socket->dev->devfn) == 0) {
-		a = config_readb(socket, 0x94);
-		b = config_readb(socket, 0xD4);
+		a = config_readb(socket, O2_RESERVED1);
+		b = config_readb(socket, O2_RESERVED2);
 
 		printk(KERN_INFO "Yenta O2: res at 0x94/0xD4: %02x/%02x\n", a, b);
 
 		switch (socket->dev->device) {
+		/*
+		 * older bridges have problems with both read prefetch and write
+		 * bursting depending on the combination of the chipset, bridge
+		 * and the cardbus card. so disable them to be on the safe side.
+		 */
+		case PCI_DEVICE_ID_O2_6729:
+		case PCI_DEVICE_ID_O2_6730:
+		case PCI_DEVICE_ID_O2_6812:
 		case PCI_DEVICE_ID_O2_6832:
-			printk(KERN_INFO "Yenta O2: old bridge, not enabling read prefetch / write burst\n");
+		case PCI_DEVICE_ID_O2_6836:
+			printk(KERN_INFO "Yenta O2: old bridge, disabling read prefetch/write burst\n");
+			config_writeb(socket, O2_RESERVED1,
+			              a & ~(O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST));
+			config_writeb(socket, O2_RESERVED2,
+			              b & ~(O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST));
 			break;
 
 		default:
 			printk(KERN_INFO "Yenta O2: enabling read prefetch/write burst\n");
-			config_writeb(socket, 0x94, a | 0x0a);
-			config_writeb(socket, 0xD4, b | 0x0a);
+			config_writeb(socket, O2_RESERVED1,
+			              a | O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST);
+			config_writeb(socket, O2_RESERVED2,
+			              b | O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST);
 		}
 	}
 
diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 184f4f88b2a..6f9fdb27640 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -800,7 +800,7 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req)
 	} else {
 		int try;
 		u32 mask = s->irq_mask;
-		void *data = NULL;
+		void *data = &p_dev->dev.driver; /* something unique to this device */
 
 		for (try = 0; try < 64; try++) {
 			irq = try % 32;