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Commit 13575e81 authored by Bjorn Helgaas's avatar Bjorn Helgaas Committed by Len Brown
Browse files

PNP: convert resource accessors to use pnp_get_resource(), not pnp_resource_table 



This removes more direct references to pnp_resource_table.

Signed-off-by: default avatarBjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 53052feb

include/linux/pnp.h

+105 −40
Original line number Diff line number Diff line
@@ -27,46 +27,111 @@ struct pnp_dev; 
 */

struct resource *pnp_get_resource(struct pnp_dev *, unsigned int, unsigned int);



/* Use these instead of directly reading pnp_dev to get resource information */

#define pnp_port_start(dev,bar)   ((dev)->res.port_resource[(bar)].start)

#define pnp_port_end(dev,bar)     ((dev)->res.port_resource[(bar)].end)

#define pnp_port_flags(dev,bar)   ((dev)->res.port_resource[(bar)].flags)

#define pnp_port_valid(dev,bar) \

	((pnp_port_flags((dev),(bar)) & (IORESOURCE_IO | IORESOURCE_UNSET)) \

		== IORESOURCE_IO)

#define pnp_port_len(dev,bar) \

	((pnp_port_start((dev),(bar)) == 0 &&	\

	  pnp_port_end((dev),(bar)) ==		\

	  pnp_port_start((dev),(bar))) ? 0 :	\

	  					\

	 (pnp_port_end((dev),(bar)) -		\

	  pnp_port_start((dev),(bar)) + 1))



#define pnp_mem_start(dev,bar)   ((dev)->res.mem_resource[(bar)].start)

#define pnp_mem_end(dev,bar)     ((dev)->res.mem_resource[(bar)].end)

#define pnp_mem_flags(dev,bar)   ((dev)->res.mem_resource[(bar)].flags)

#define pnp_mem_valid(dev,bar) \

	((pnp_mem_flags((dev),(bar)) & (IORESOURCE_MEM | IORESOURCE_UNSET)) \

		== IORESOURCE_MEM)

#define pnp_mem_len(dev,bar) \

	((pnp_mem_start((dev),(bar)) == 0 &&	\

	  pnp_mem_end((dev),(bar)) ==		\

	  pnp_mem_start((dev),(bar))) ? 0 :	\

	  					\

	 (pnp_mem_end((dev),(bar)) -		\

	  pnp_mem_start((dev),(bar)) + 1))



#define pnp_irq(dev,bar)	 ((dev)->res.irq_resource[(bar)].start)

#define pnp_irq_flags(dev,bar)	 ((dev)->res.irq_resource[(bar)].flags)

#define pnp_irq_valid(dev,bar) \

	((pnp_irq_flags((dev),(bar)) & (IORESOURCE_IRQ | IORESOURCE_UNSET)) \

		== IORESOURCE_IRQ)



#define pnp_dma(dev,bar)	 ((dev)->res.dma_resource[(bar)].start)

#define pnp_dma_flags(dev,bar)	 ((dev)->res.dma_resource[(bar)].flags)

#define pnp_dma_valid(dev,bar) \

	((pnp_dma_flags((dev),(bar)) & (IORESOURCE_DMA | IORESOURCE_UNSET)) \

		== IORESOURCE_DMA)

static inline int pnp_resource_valid(struct resource *res)

{

	if (res && !(res->flags & IORESOURCE_UNSET))

		return 1;

	return 0;

}



static inline resource_size_t pnp_resource_len(struct resource *res)

{

	if (res->start == 0 && res->end == 0)

		return 0;

	return res->end - res->start + 1;

}





static inline resource_size_t pnp_port_start(struct pnp_dev *dev,

					     unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_IO, bar)->start;

}



static inline resource_size_t pnp_port_end(struct pnp_dev *dev,

					   unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_IO, bar)->end;

}



static inline unsigned long pnp_port_flags(struct pnp_dev *dev,

					   unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_IO, bar)->flags;

}



static inline int pnp_port_valid(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_resource_valid(pnp_get_resource(dev, IORESOURCE_IO, bar));

}



static inline resource_size_t pnp_port_len(struct pnp_dev *dev,

					   unsigned int bar)

{

	return pnp_resource_len(pnp_get_resource(dev, IORESOURCE_IO, bar));

}





static inline resource_size_t pnp_mem_start(struct pnp_dev *dev,

					    unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_MEM, bar)->start;

}



static inline resource_size_t pnp_mem_end(struct pnp_dev *dev,

					  unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_MEM, bar)->end;

}



static inline unsigned long pnp_mem_flags(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_MEM, bar)->flags;

}



static inline int pnp_mem_valid(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_resource_valid(pnp_get_resource(dev, IORESOURCE_MEM, bar));

}



static inline resource_size_t pnp_mem_len(struct pnp_dev *dev,

					  unsigned int bar)

{

	return pnp_resource_len(pnp_get_resource(dev, IORESOURCE_MEM, bar));

}





static inline resource_size_t pnp_irq(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_IRQ, bar)->start;

}



static inline unsigned long pnp_irq_flags(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_IRQ, bar)->flags;

}



static inline int pnp_irq_valid(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_resource_valid(pnp_get_resource(dev, IORESOURCE_IRQ, bar));

}





static inline resource_size_t pnp_dma(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_DMA, bar)->start;

}



static inline unsigned long pnp_dma_flags(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_get_resource(dev, IORESOURCE_DMA, bar)->flags;

}



static inline int pnp_dma_valid(struct pnp_dev *dev, unsigned int bar)

{

	return pnp_resource_valid(pnp_get_resource(dev, IORESOURCE_DMA, bar));

}





#define PNP_PORT_FLAG_16BITADDR	(1<<0)

#define PNP_PORT_FLAG_FIXED	(1<<1)