[PATCH] pcmcia: embed dev_link_t into struct pcmcia_device

Embed dev_link_t into struct pcmcia_device(), as they basically address the
same entity. The actual contents of dev_link_t will be cleaned up step by step.
This patch includes a bugfix from and signed-off-by Andrew Morton.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

1 files changed, 11 insertions, 14 deletions

diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index ec19a57..cfe1d74 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -68,7 +68,7 @@ MODULE_LICENSE("GPL");
 
 
 typedef struct btuart_info_t {
-	dev_link_t link;
+	struct pcmcia_device *p_dev;
 	dev_node_t node;
 
 	struct hci_dev *hdev;
@@ -146,13 +146,13 @@ static void btuart_write_wakeup(btuart_info_t *info)
 	}
 
 	do {
-		register unsigned int iobase = info->link.io.BasePort1;
+		register unsigned int iobase = info->p_dev->io.BasePort1;
 		register struct sk_buff *skb;
 		register int len;
 
 		clear_bit(XMIT_WAKEUP, &(info->tx_state));
 
-		if (!(info->link.state & DEV_PRESENT))
+		if (!(info->p_dev->state & DEV_PRESENT))
 			return;
 
 		if (!(skb = skb_dequeue(&(info->txq))))
@@ -187,7 +187,7 @@ static void btuart_receive(btuart_info_t *info)
 		return;
 	}
 
-	iobase = info->link.io.BasePort1;
+	iobase = info->p_dev->io.BasePort1;
 
 	do {
 		info->hdev->stat.byte_rx++;
@@ -301,7 +301,7 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst, struct pt_regs *reg
 		return IRQ_NONE;
 	}
 
-	iobase = info->link.io.BasePort1;
+	iobase = info->p_dev->io.BasePort1;
 
 	spin_lock(&(info->lock));
 
@@ -357,7 +357,7 @@ static void btuart_change_speed(btuart_info_t *info, unsigned int speed)
 		return;
 	}
 
-	iobase = info->link.io.BasePort1;
+	iobase = info->p_dev->io.BasePort1;
 
 	spin_lock_irqsave(&(info->lock), flags);
 
@@ -481,7 +481,7 @@ static int btuart_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned lon
 static int btuart_open(btuart_info_t *info)
 {
 	unsigned long flags;
-	unsigned int iobase = info->link.io.BasePort1;
+	unsigned int iobase = info->p_dev->io.BasePort1;
 	struct hci_dev *hdev;
 
 	spin_lock_init(&(info->lock));
@@ -550,7 +550,7 @@ static int btuart_open(btuart_info_t *info)
 static int btuart_close(btuart_info_t *info)
 {
 	unsigned long flags;
-	unsigned int iobase = info->link.io.BasePort1;
+	unsigned int iobase = info->p_dev->io.BasePort1;
 	struct hci_dev *hdev = info->hdev;
 
 	if (!hdev)
@@ -579,14 +579,14 @@ static int btuart_close(btuart_info_t *info)
 static int btuart_attach(struct pcmcia_device *p_dev)
 {
 	btuart_info_t *info;
-	dev_link_t *link;
+	dev_link_t *link = dev_to_instance(p_dev);
 
 	/* Create new info device */
 	info = kzalloc(sizeof(*info), GFP_KERNEL);
 	if (!info)
 		return -ENOMEM;
 
-	link = &info->link;
+	info->p_dev = p_dev;
 	link->priv = info;
 
 	link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
@@ -600,9 +600,6 @@ static int btuart_attach(struct pcmcia_device *p_dev)
 	link->conf.Attributes = CONF_ENABLE_IRQ;
 	link->conf.IntType = INT_MEMORY_AND_IO;
 
-	link->handle = p_dev;
-	p_dev->instance = link;
-
 	link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
 	btuart_config(link);
 
@@ -744,7 +741,7 @@ found_port:
 		goto failed;
 
 	strcpy(info->node.dev_name, info->hdev->name);
-	link->dev = &info->node;
+	link->dev_node = &info->node;
 	link->state &= ~DEV_CONFIG_PENDING;
 
 	return;