diff options
Diffstat (limited to 'sys/cam/cam_periph.c')
| -rw-r--r-- | sys/cam/cam_periph.c | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/sys/cam/cam_periph.c b/sys/cam/cam_periph.c index 675859cfde88..eba178710ced 100644 --- a/sys/cam/cam_periph.c +++ b/sys/cam/cam_periph.c @@ -63,6 +63,29 @@ static void camperiphdone(struct cam_periph *periph, union ccb *done_ccb); static void camperiphfree(struct cam_periph *periph); +static int nperiph_drivers; +struct periph_driver **periph_drivers; + +void +periphdriver_register(void *data) +{ + struct periph_driver **newdrivers, **old; + int ndrivers; + + ndrivers = nperiph_drivers + 2; + newdrivers = malloc(sizeof(*newdrivers) * ndrivers, M_TEMP, M_WAITOK); + if (periph_drivers) + bcopy(periph_drivers, newdrivers, + sizeof(*newdrivers) * ndrivers); + newdrivers[nperiph_drivers] = (struct periph_driver *)data; + newdrivers[nperiph_drivers + 1] = NULL; + old = periph_drivers; + periph_drivers = newdrivers; + if (old) + free(old, M_TEMP); + nperiph_drivers++; +} + cam_status cam_periph_alloc(periph_ctor_t *periph_ctor, periph_oninv_t *periph_oninvalidate, @@ -112,8 +135,7 @@ cam_periph_alloc(periph_ctor_t *periph_ctor, init_level++; - for (p_drv = (struct periph_driver **)periphdriver_set.ls_items; - *p_drv != NULL; p_drv++) { + for (p_drv = periph_drivers; *p_drv != NULL; p_drv++) { if (strcmp((*p_drv)->driver_name, name) == 0) break; } @@ -201,8 +223,7 @@ cam_periph_find(struct cam_path *path, char *name) struct cam_periph *periph; int s; - for (p_drv = (struct periph_driver **)periphdriver_set.ls_items; - *p_drv != NULL; p_drv++) { + for (p_drv = periph_drivers; *p_drv != NULL; p_drv++) { if (name != NULL && (strcmp((*p_drv)->driver_name, name) != 0)) continue; @@ -401,8 +422,7 @@ camperiphfree(struct cam_periph *periph) int s; struct periph_driver **p_drv; - for (p_drv = (struct periph_driver **)periphdriver_set.ls_items; - *p_drv != NULL; p_drv++) { + for (p_drv = periph_drivers; *p_drv != NULL; p_drv++) { if (strcmp((*p_drv)->driver_name, periph->periph_name) == 0) break; } |