pcmcia: carve out ioctl adjust function to pcmcia_ioctl

Let pcmcia_ioctl interact with rsrc_nonstatic using functions which
rsrc_nonstatic.c has to use anyway.
Signed-off-by: NDominik Brodowski <linux@dominikbrodowski.net>

drivers/pcmcia/pcmcia_ioctl.c

@@ -138,6 +138,94 @@ static int proc_read_drivers(char *buf, char **start, off_t pos,
 }
 #endif
 
+
+#ifdef CONFIG_PCMCIA_PROBE
+
+static int adjust_irq(struct pcmcia_socket *s, adjust_t *adj)
+{
+	int irq;
+	u32 mask;
+
+	irq = adj->resource.irq.IRQ;
+	if ((irq < 0) || (irq > 15))
+		return CS_BAD_IRQ;
+
+	if (adj->Action != REMOVE_MANAGED_RESOURCE)
+		return 0;
+
+	mask = 1 << irq;
+
+	if (!(s->irq_mask & mask))
+		return 0;
+
+	s->irq_mask &= ~mask;
+
+	return 0;
+}
+
+#else
+
+static inline int adjust_irq(struct pcmcia_socket *s, adjust_t *adj) {
+	return CS_SUCCESS;
+}
+
+#endif
+
+static int pcmcia_adjust_resource_info(adjust_t *adj)
+{
+	struct pcmcia_socket *s;
+	int ret = CS_UNSUPPORTED_FUNCTION;
+	unsigned long flags;
+
+	down_read(&pcmcia_socket_list_rwsem);
+	list_for_each_entry(s, &pcmcia_socket_list, socket_list) {
+
+		if (adj->Resource == RES_IRQ)
+			ret = adjust_irq(s, adj);
+
+		else if (s->resource_ops->add_io) {
+			unsigned long begin, end;
+
+			/* you can't use the old interface if the new
+			 * one was used before */
+			spin_lock_irqsave(&s->lock, flags);
+			if ((s->resource_setup_new) &&
+			    !(s->resource_setup_old)) {
+				spin_unlock_irqrestore(&s->lock, flags);
+				continue;
+			} else if (!(s->resource_setup_old))
+				s->resource_setup_old = 1;
+			spin_unlock_irqrestore(&s->lock, flags);
+
+			switch (adj->Resource) {
+			case RES_MEMORY_RANGE:
+				begin = adj->resource.memory.Base;
+				end = adj->resource.memory.Base + adj->resource.memory.Size - 1;
+				if (s->resource_ops->add_mem)
+					ret =s->resource_ops->add_mem(s, adj->Action, begin, end);
+			case RES_IO_RANGE:
+				begin = adj->resource.io.BasePort;
+				end = adj->resource.io.BasePort + adj->resource.io.NumPorts - 1;
+				if (s->resource_ops->add_io)
+					ret = s->resource_ops->add_io(s, adj->Action, begin, end);
+			}
+			if (!ret) {
+				/* as there's no way we know this is the
+				 * last call to adjust_resource_info, we
+				 * always need to assume this is the latest
+				 * one... */
+				spin_lock_irqsave(&s->lock, flags);
+				s->resource_setup_done = 1;
+				spin_unlock_irqrestore(&s->lock, flags);
+			}
+		}
+	}
+	up_read(&pcmcia_socket_list_rwsem);
+
+	return (ret);
+}
+
+
 /*======================================================================
 
     These manage a ring buffer of events pending for one user process
@@ -546,8 +634,6 @@ static u_int ds_poll(struct file *file, poll_table *wait)
 
 /*====================================================================*/
 
-extern int pcmcia_adjust_resource_info(adjust_t *adj);
-
 static int ds_ioctl(struct inode * inode, struct file * file,
 		    u_int cmd, u_long arg)
 {

drivers/pcmcia/rsrc_mgr.c

@@ -21,86 +21,6 @@
 #include "cs_internal.h"
 
 
-#ifdef CONFIG_PCMCIA_IOCTL
-
-#ifdef CONFIG_PCMCIA_PROBE
-
-static int adjust_irq(struct pcmcia_socket *s, adjust_t *adj)
-{
-	int irq;
-	u32 mask;
-
-	irq = adj->resource.irq.IRQ;
-	if ((irq < 0) || (irq > 15))
-		return CS_BAD_IRQ;
-
-	if (adj->Action != REMOVE_MANAGED_RESOURCE)
-		return 0;
-
-	mask = 1 << irq;
-
-	if (!(s->irq_mask & mask))
-		return 0;
-
-	s->irq_mask &= ~mask;
-
-	return 0;
-}
-
-#else
-
-static inline int adjust_irq(struct pcmcia_socket *s, adjust_t *adj) {
-	return CS_SUCCESS;
-}
-
-#endif
-
-
-int pcmcia_adjust_resource_info(adjust_t *adj)
-{
-	struct pcmcia_socket *s;
-	int ret = CS_UNSUPPORTED_FUNCTION;
-	unsigned long flags;
-
-	down_read(&pcmcia_socket_list_rwsem);
-	list_for_each_entry(s, &pcmcia_socket_list, socket_list) {
-
-		if (adj->Resource == RES_IRQ)
-			ret = adjust_irq(s, adj);
-
-		else if (s->resource_ops->adjust_resource) {
-
-			/* you can't use the old interface if the new
-			 * one was used before */
-			spin_lock_irqsave(&s->lock, flags);
-			if ((s->resource_setup_new) &&
-			    !(s->resource_setup_old)) {
-				spin_unlock_irqrestore(&s->lock, flags);
-				continue;
-			} else if (!(s->resource_setup_old))
-				s->resource_setup_old = 1;
-			spin_unlock_irqrestore(&s->lock, flags);
-
-			ret = s->resource_ops->adjust_resource(s, adj);
-			if (!ret) {
-				/* as there's no way we know this is the
-				 * last call to adjust_resource_info, we
-				 * always need to assume this is the latest
-				 * one... */
-				spin_lock_irqsave(&s->lock, flags);
-				s->resource_setup_done = 1;
-				spin_unlock_irqrestore(&s->lock, flags);
-			}
-		}
-	}
-	up_read(&pcmcia_socket_list_rwsem);
-
-	return (ret);
-}
-EXPORT_SYMBOL(pcmcia_adjust_resource_info);
-
-#endif
-
 int pcmcia_validate_mem(struct pcmcia_socket *s)
 {
 	if (s->resource_ops->validate_mem)
@@ -164,7 +84,8 @@ struct pccard_resource_ops pccard_static_ops = {
 	.adjust_io_region = NULL,
 	.find_io = NULL,
 	.find_mem = NULL,
-	.adjust_resource = NULL,
+	.add_io = NULL,
+	.add_mem = NULL,
 	.init = static_init,
 	.exit = NULL,
 };
@@ -264,7 +185,8 @@ struct pccard_resource_ops pccard_iodyn_ops = {
 	.adjust_io_region = iodyn_adjust_io_region,
 	.find_io = iodyn_find_io_region,
 	.find_mem = NULL,
-	.adjust_resource = NULL,
+	.add_io = NULL,
+	.add_mem = NULL,
 	.init = static_init,
 	.exit = NULL,
 };

drivers/pcmcia/rsrc_nonstatic.c

@@ -766,21 +766,6 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long
 }
 
 
-static int nonstatic_adjust_resource_info(struct pcmcia_socket *s, adjust_t *adj)
-{
-	unsigned long end;
-
-	switch (adj->Resource) {
-	case RES_MEMORY_RANGE:
-		end = adj->resource.memory.Base + adj->resource.memory.Size - 1;
-		return adjust_memory(s, adj->Action, adj->resource.memory.Base, end);
-	case RES_IO_RANGE:
-		end = adj->resource.io.BasePort + adj->resource.io.NumPorts - 1;
-		return adjust_io(s, adj->Action, adj->resource.io.BasePort, end);
-	}
-	return CS_UNSUPPORTED_FUNCTION;
-}
-
 #ifdef CONFIG_PCI
 static int nonstatic_autoadd_resources(struct pcmcia_socket *s)
 {
@@ -889,7 +874,8 @@ struct pccard_resource_ops pccard_nonstatic_ops = {
 	.adjust_io_region = nonstatic_adjust_io_region,
 	.find_io = nonstatic_find_io_region,
 	.find_mem = nonstatic_find_mem_region,
-	.adjust_resource = nonstatic_adjust_resource_info,
+	.add_io = adjust_io,
+	.add_mem = adjust_memory,
 	.init = nonstatic_init,
 	.exit = nonstatic_release_resource_db,
 };

include/pcmcia/ss.h

@@ -136,8 +136,14 @@ struct pccard_resource_ops {
 	struct resource* (*find_mem)	(unsigned long base, unsigned long num,
 					 unsigned long align, int low,
 					 struct pcmcia_socket *s);
-	int	(*adjust_resource)	(struct pcmcia_socket *s,
-					 adjust_t *adj);
+	int	(*add_io)		(struct pcmcia_socket *s,
+					 unsigned int action,
+					 unsigned long r_start,
+					 unsigned long r_end);
+	int	(*add_mem)		(struct pcmcia_socket *s,
+					 unsigned int action,
+					 unsigned long r_start,
+					 unsigned long r_end);
 	int	(*init)			(struct pcmcia_socket *s);
 	void	(*exit)			(struct pcmcia_socket *s);
 };