X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fpnp%2Fbase.h;h=0b8d14050efaf2e424b11c5a07515d1c2eb1f6c1;hb=147efd0dd702ce2f1ab44449bd70369405ef68fd;hp=1667ac3ca45b850f34025ed3fda6f7ed47ae22e1;hpb=aee3ad815dd291a7193ab01da0f1a30c84d00061;p=safe%2Fjmp%2Flinux-2.6

diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index 1667ac3..0b8d140 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -1,4 +1,10 @@
+/*
+ * Copyright (C) 2008 Hewlett-Packard Development Company, L.P.
+ *	Bjorn Helgaas <bjorn.helgaas@hp.com>
+ */
+
 extern spinlock_t pnp_lock;
+extern struct device_attribute pnp_interface_attrs[];
 void *pnp_alloc(long size);
 
 int pnp_register_protocol(struct pnp_protocol *protocol);
@@ -11,30 +17,124 @@ struct pnp_card *pnp_alloc_card(struct pnp_protocol *, int id, char *pnpid);
 
 int pnp_add_device(struct pnp_dev *dev);
 struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id);
-int pnp_interface_attach_device(struct pnp_dev *dev);
 
 int pnp_add_card(struct pnp_card *card);
-struct pnp_id *pnp_add_card_id(struct pnp_card *card, char *id);
 void pnp_remove_card(struct pnp_card *card);
 int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev);
 void pnp_remove_card_device(struct pnp_dev *dev);
 
-struct pnp_option *pnp_build_option(int priority);
-struct pnp_option *pnp_register_independent_option(struct pnp_dev *dev);
-struct pnp_option *pnp_register_dependent_option(struct pnp_dev *dev,
-						 int priority);
-int pnp_register_irq_resource(struct pnp_dev *dev, struct pnp_option *option,
-			      struct pnp_irq *data);
-int pnp_register_dma_resource(struct pnp_dev *dev, struct pnp_option *option,
-			      struct pnp_dma *data);
-int pnp_register_port_resource(struct pnp_dev *dev, struct pnp_option *option,
-			       struct pnp_port *data);
-int pnp_register_mem_resource(struct pnp_dev *dev, struct pnp_option *option,
-			      struct pnp_mem *data);
+struct pnp_port {
+	resource_size_t min;	/* min base number */
+	resource_size_t max;	/* max base number */
+	resource_size_t align;	/* align boundary */
+	resource_size_t size;	/* size of range */
+	unsigned char flags;	/* port flags */
+};
+
+#define PNP_IRQ_NR 256
+typedef struct { DECLARE_BITMAP(bits, PNP_IRQ_NR); } pnp_irq_mask_t;
+
+struct pnp_irq {
+	pnp_irq_mask_t map;	/* bitmap for IRQ lines */
+	unsigned char flags;	/* IRQ flags */
+};
+
+struct pnp_dma {
+	unsigned char map;	/* bitmask for DMA channels */
+	unsigned char flags;	/* DMA flags */
+};
+
+struct pnp_mem {
+	resource_size_t min;	/* min base number */
+	resource_size_t max;	/* max base number */
+	resource_size_t align;	/* align boundary */
+	resource_size_t size;	/* size of range */
+	unsigned char flags;	/* memory flags */
+};
+
+#define PNP_OPTION_DEPENDENT		0x80000000
+#define PNP_OPTION_SET_MASK		0xffff
+#define PNP_OPTION_SET_SHIFT		12
+#define PNP_OPTION_PRIORITY_MASK	0xfff
+#define PNP_OPTION_PRIORITY_SHIFT	0
+
+#define PNP_RES_PRIORITY_PREFERRED	0
+#define PNP_RES_PRIORITY_ACCEPTABLE	1
+#define PNP_RES_PRIORITY_FUNCTIONAL	2
+#define PNP_RES_PRIORITY_INVALID	PNP_OPTION_PRIORITY_MASK
+
+struct pnp_option {
+	struct list_head list;
+	unsigned int flags;	/* independent/dependent, set, priority */
+
+	unsigned long type;	/* IORESOURCE_{IO,MEM,IRQ,DMA} */
+	union {
+		struct pnp_port port;
+		struct pnp_irq irq;
+		struct pnp_dma dma;
+		struct pnp_mem mem;
+	} u;
+};
+
+int pnp_register_irq_resource(struct pnp_dev *dev, unsigned int option_flags,
+			      pnp_irq_mask_t *map, unsigned char flags);
+int pnp_register_dma_resource(struct pnp_dev *dev, unsigned int option_flags,
+			      unsigned char map, unsigned char flags);
+int pnp_register_port_resource(struct pnp_dev *dev, unsigned int option_flags,
+			       resource_size_t min, resource_size_t max,
+			       resource_size_t align, resource_size_t size,
+			       unsigned char flags);
+int pnp_register_mem_resource(struct pnp_dev *dev, unsigned int option_flags,
+			      resource_size_t min, resource_size_t max,
+			      resource_size_t align, resource_size_t size,
+			      unsigned char flags);
+
+static inline int pnp_option_is_dependent(struct pnp_option *option)
+{
+	return option->flags & PNP_OPTION_DEPENDENT ? 1 : 0;
+}
+
+static inline unsigned int pnp_option_set(struct pnp_option *option)
+{
+	return (option->flags >> PNP_OPTION_SET_SHIFT) & PNP_OPTION_SET_MASK;
+}
+
+static inline unsigned int pnp_option_priority(struct pnp_option *option)
+{
+	return (option->flags >> PNP_OPTION_PRIORITY_SHIFT) &
+	    PNP_OPTION_PRIORITY_MASK;
+}
+
+static inline unsigned int pnp_new_dependent_set(struct pnp_dev *dev,
+						 int priority)
+{
+	unsigned int flags;
+
+	if (priority > PNP_RES_PRIORITY_FUNCTIONAL) {
+		dev_warn(&dev->dev, "invalid dependent option priority %d "
+			 "clipped to %d", priority,
+			 PNP_RES_PRIORITY_INVALID);
+		priority = PNP_RES_PRIORITY_INVALID;
+	}
+
+	flags = PNP_OPTION_DEPENDENT |
+	    ((dev->num_dependent_sets & PNP_OPTION_SET_MASK) <<
+		PNP_OPTION_SET_SHIFT) |
+	    ((priority & PNP_OPTION_PRIORITY_MASK) <<
+		PNP_OPTION_PRIORITY_SHIFT);
+
+	dev->num_dependent_sets++;
+
+	return flags;
+}
+
+char *pnp_option_priority_name(struct pnp_option *option);
+void dbg_pnp_show_option(struct pnp_dev *dev, struct pnp_option *option);
+
 void pnp_init_resources(struct pnp_dev *dev);
 
 void pnp_fixup_device(struct pnp_dev *dev);
-void pnp_free_option(struct pnp_option *option);
+void pnp_free_options(struct pnp_dev *dev);
 int __pnp_add_device(struct pnp_dev *dev);
 void __pnp_remove_device(struct pnp_dev *dev);
 
@@ -47,7 +147,7 @@ char *pnp_resource_type_name(struct resource *res);
 void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);
 
 void pnp_free_resources(struct pnp_dev *dev);
-int pnp_resource_type(struct resource *res);
+unsigned long pnp_resource_type(struct resource *res);
 
 struct pnp_resource {
 	struct list_head list;
@@ -66,3 +166,13 @@ struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
 struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
 					  resource_size_t start,
 					  resource_size_t end, int flags);
+
+extern int pnp_debug;
+
+#if defined(CONFIG_PNP_DEBUG_MESSAGES)
+#define pnp_dbg(dev, format, arg...)					\
+	({ if (pnp_debug) dev_printk(KERN_DEBUG, dev, format, ## arg); 0; })
+#else
+#define pnp_dbg(dev, format, arg...)					\
+	({ if (0) dev_printk(KERN_DEBUG, dev, format, ## arg); 0; })
+#endif