drivers/char/ipmi/ipmi_si_parisc.c

   1
   2 #include <linux/module.h>
   3 #include <asm/hardware.h>       /* for register_parisc_driver() stuff */
   4 #include <asm/parisc-device.h>
   5 #include "ipmi_si.h"
   6
   7 static bool parisc_registered;
   8
   9 static int __init ipmi_parisc_probe(struct parisc_device *dev)
  10 {
  11         struct si_sm_io io;
  12
  13         memset(&io, 0, sizeof(io));
  14
  15         io.si_type      = SI_KCS;
  16         io.addr_source  = SI_DEVICETREE;
  17         io.addr_type    = IPMI_MEM_ADDR_SPACE;
  18         io.addr_data    = dev->hpa.start;
  19         io.regsize      = 1;
  20         io.regspacing   = 1;
  21         io.regshift     = 0;
  22         io.irq          = 0; /* no interrupt */
  23         io.irq_setup    = NULL;
  24         io.dev          = &dev->dev;
  25
  26         dev_dbg(&dev->dev, "addr 0x%lx\n", io.addr_data);
  27
  28         return ipmi_si_add_smi(&io);
  29 }
  30
  31 static int __exit ipmi_parisc_remove(struct parisc_device *dev)
  32 {
  33         return ipmi_si_remove_by_dev(&dev->dev);
  34 }
  35
  36 static const struct parisc_device_id ipmi_parisc_tbl[] __initconst = {
  37         { HPHW_MC, HVERSION_REV_ANY_ID, 0x004, 0xC0 },
  38         { 0, }
  39 };
  40
  41 MODULE_DEVICE_TABLE(parisc, ipmi_parisc_tbl);
  42
  43 static struct parisc_driver ipmi_parisc_driver __refdata = {
  44         .name =         "ipmi",
  45         .id_table =     ipmi_parisc_tbl,
  46         .probe =        ipmi_parisc_probe,
  47         .remove =       __exit_p(ipmi_parisc_remove),
  48 };
  49
  50 void ipmi_si_parisc_init(void)
  51 {
  52         register_parisc_driver(&ipmi_parisc_driver);
  53         parisc_registered = true;
  54 }
  55
  56 void ipmi_si_parisc_shutdown(void)
  57 {
  58         if (parisc_registered)
  59                 unregister_parisc_driver(&ipmi_parisc_driver);
  60 }