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Linux/arch/parisc/include/asm/parisc-device.h

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  1 /* SPDX-License-Identifier: GPL-2.0 */
  2 #ifndef _ASM_PARISC_PARISC_DEVICE_H_
  3 #define _ASM_PARISC_PARISC_DEVICE_H_
  4 
  5 #include <linux/device.h>
  6 
  7 struct parisc_device {
  8         struct resource hpa;            /* Hard Physical Address */
  9         struct parisc_device_id id;
 10         struct parisc_driver *driver;   /* Driver for this device */
 11         char            name[80];       /* The hardware description */
 12         int             irq;
 13         int             aux_irq;        /* Some devices have a second IRQ */
 14 
 15         char            hw_path;        /* The module number on this bus */
 16         unsigned int    num_addrs;      /* some devices have additional address ranges. */
 17         unsigned long   *addr;          /* which will be stored here */
 18  
 19 #ifdef CONFIG_64BIT
 20         /* parms for pdc_pat_cell_module() call */
 21         unsigned long   pcell_loc;      /* Physical Cell location */
 22         unsigned long   mod_index;      /* PAT specific - Misc Module info */
 23 
 24         /* generic info returned from pdc_pat_cell_module() */
 25         unsigned long   mod_info;       /* PAT specific - Misc Module info */
 26         unsigned long   pmod_loc;       /* physical Module location */
 27         unsigned long   mod0;
 28 #endif
 29         u64             dma_mask;       /* DMA mask for I/O */
 30         struct device   dev;
 31 };
 32 
 33 struct parisc_driver {
 34         struct parisc_driver *next;
 35         char *name; 
 36         const struct parisc_device_id *id_table;
 37         int (*probe) (struct parisc_device *dev); /* New device discovered */
 38         int (*remove) (struct parisc_device *dev);
 39         struct device_driver drv;
 40 };
 41 
 42 
 43 #define to_parisc_device(d)     container_of(d, struct parisc_device, dev)
 44 #define to_parisc_driver(d)     container_of(d, struct parisc_driver, drv)
 45 #define parisc_parent(d)        to_parisc_device(d->dev.parent)
 46 
 47 static inline const char *parisc_pathname(struct parisc_device *d)
 48 {
 49         return dev_name(&d->dev);
 50 }
 51 
 52 static inline void
 53 parisc_set_drvdata(struct parisc_device *d, void *p)
 54 {
 55         dev_set_drvdata(&d->dev, p);
 56 }
 57 
 58 static inline void *
 59 parisc_get_drvdata(struct parisc_device *d)
 60 {
 61         return dev_get_drvdata(&d->dev);
 62 }
 63 
 64 extern struct bus_type parisc_bus_type;
 65 
 66 int iosapic_serial_irq(struct parisc_device *dev);
 67 
 68 #endif /*_ASM_PARISC_PARISC_DEVICE_H_*/
 69 

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