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

   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_*/