26 
  27 /*
  28  * Common misc module interfaces of DRM under Solaris
  29  */
  30 
  31 /*
  32  * This module calls into gfx and agpmaster misc modules respectively
  33  * for generic graphics operations and AGP master device support.
  34  */
  35 
  36 #include "drm_sunmod.h"
  37 #include <sys/modctl.h>
  38 #include <sys/kmem.h>
  39 #include <vm/seg_kmem.h>
  40 
  41 static struct modlmisc modlmisc = {
  42         &mod_miscops, "DRM common interfaces"
  43 };
  44 
  45 static struct modlinkage modlinkage = {
  46         MODREV_1, (void *)&modlmisc, NULL
  47 };
  48 
  49 static drm_inst_list_t  *drm_inst_head;
  50 static kmutex_t drm_inst_list_lock;
  51 
  52 static int drm_sun_open(dev_t *, int, int, cred_t *);
  53 static int drm_sun_close(dev_t, int, int, cred_t *);
  54 static int drm_sun_ioctl(dev_t, int, intptr_t, int, cred_t *, int *);
  55 static int drm_sun_devmap(dev_t, devmap_cookie_t, offset_t, size_t,
  56     size_t *, uint_t);
  57 
  58 /*
  59  * devmap callbacks for AGP and PCI GART
  60  */
  61 static int drm_devmap_map(devmap_cookie_t, dev_t,
  62     uint_t, offset_t, size_t, void **);
  63 static int drm_devmap_dup(devmap_cookie_t, void *,
  64     devmap_cookie_t, void **);
  65 static void drm_devmap_unmap(devmap_cookie_t, void *,
  66     offset_t, size_t, devmap_cookie_t, void **, devmap_cookie_t, void **);

  26 
  27 /*
  28  * Common misc module interfaces of DRM under Solaris
  29  */
  30 
  31 /*
  32  * This module calls into gfx and agpmaster misc modules respectively
  33  * for generic graphics operations and AGP master device support.
  34  */
  35 
  36 #include "drm_sunmod.h"
  37 #include <sys/modctl.h>
  38 #include <sys/kmem.h>
  39 #include <vm/seg_kmem.h>
  40 
  41 static struct modlmisc modlmisc = {
  42         &mod_miscops, "DRM common interfaces"
  43 };
  44 
  45 static struct modlinkage modlinkage = {
  46         MODREV_1, { (void *)&modlmisc, NULL }
  47 };
  48 
  49 static drm_inst_list_t  *drm_inst_head;
  50 static kmutex_t drm_inst_list_lock;
  51 
  52 static int drm_sun_open(dev_t *, int, int, cred_t *);
  53 static int drm_sun_close(dev_t, int, int, cred_t *);
  54 static int drm_sun_ioctl(dev_t, int, intptr_t, int, cred_t *, int *);
  55 static int drm_sun_devmap(dev_t, devmap_cookie_t, offset_t, size_t,
  56     size_t *, uint_t);
  57 
  58 /*
  59  * devmap callbacks for AGP and PCI GART
  60  */
  61 static int drm_devmap_map(devmap_cookie_t, dev_t,
  62     uint_t, offset_t, size_t, void **);
  63 static int drm_devmap_dup(devmap_cookie_t, void *,
  64     devmap_cookie_t, void **);
  65 static void drm_devmap_unmap(devmap_cookie_t, void *,
  66     offset_t, size_t, devmap_cookie_t, void **, devmap_cookie_t, void **);