Lines Matching full:mapping
370 static s32 uvc_ctrl_get_zoom(struct uvc_control_mapping *mapping, in uvc_ctrl_get_zoom() argument
388 static void uvc_ctrl_set_zoom(struct uvc_control_mapping *mapping, in uvc_ctrl_set_zoom() argument
395 static s32 uvc_ctrl_get_rel_speed(struct uvc_control_mapping *mapping, in uvc_ctrl_get_rel_speed() argument
398 unsigned int first = mapping->offset / 8; in uvc_ctrl_get_rel_speed()
415 static void uvc_ctrl_set_rel_speed(struct uvc_control_mapping *mapping, in uvc_ctrl_set_rel_speed() argument
418 unsigned int first = mapping->offset / 8; in uvc_ctrl_set_rel_speed()
764 /* Extract the bit string specified by mapping->offset and mapping->size
766 * a signed 32bit integer. Sign extension will be performed if the mapping
769 static s32 uvc_get_le_value(struct uvc_control_mapping *mapping, in uvc_get_le_value() argument
772 int bits = mapping->size; in uvc_get_le_value()
773 int offset = mapping->offset; in uvc_get_le_value()
794 if (mapping->data_type == UVC_CTRL_DATA_TYPE_SIGNED) in uvc_get_le_value()
795 value |= -(value & (1 << (mapping->size - 1))); in uvc_get_le_value()
800 /* Set the bit string specified by mapping->offset and mapping->size
803 static void uvc_set_le_value(struct uvc_control_mapping *mapping, in uvc_set_le_value() argument
806 int bits = mapping->size; in uvc_set_le_value()
807 int offset = mapping->offset; in uvc_set_le_value()
815 if (mapping->v4l2_type == V4L2_CTRL_TYPE_BUTTON) in uvc_set_le_value()
866 struct uvc_control_mapping **mapping, struct uvc_control **control, in __uvc_find_control() argument
884 *mapping = map; in __uvc_find_control()
888 if ((*mapping == NULL || (*mapping)->id > map->id) && in __uvc_find_control()
891 *mapping = map; in __uvc_find_control()
898 u32 v4l2_id, struct uvc_control_mapping **mapping) in uvc_find_control() argument
904 *mapping = NULL; in uvc_find_control()
911 __uvc_find_control(entity, v4l2_id, mapping, &ctrl, next); in uvc_find_control()
979 static s32 __uvc_ctrl_get_value(struct uvc_control_mapping *mapping, in __uvc_ctrl_get_value() argument
982 s32 value = mapping->get(mapping, UVC_GET_CUR, data); in __uvc_ctrl_get_value()
984 if (mapping->v4l2_type == V4L2_CTRL_TYPE_MENU) { in __uvc_ctrl_get_value()
985 struct uvc_menu_info *menu = mapping->menu_info; in __uvc_ctrl_get_value()
988 for (i = 0; i < mapping->menu_count; ++i, ++menu) { in __uvc_ctrl_get_value()
1000 struct uvc_control *ctrl, struct uvc_control_mapping *mapping, in __uvc_ctrl_get() argument
1019 *value = __uvc_ctrl_get_value(mapping, in __uvc_ctrl_get()
1027 struct uvc_control_mapping *mapping, in __uvc_query_v4l2_ctrl() argument
1036 v4l2_ctrl->id = mapping->id; in __uvc_query_v4l2_ctrl()
1037 v4l2_ctrl->type = mapping->v4l2_type; in __uvc_query_v4l2_ctrl()
1038 strlcpy(v4l2_ctrl->name, mapping->name, sizeof(v4l2_ctrl->name)); in __uvc_query_v4l2_ctrl()
1046 if (mapping->master_id) in __uvc_query_v4l2_ctrl()
1047 __uvc_find_control(ctrl->entity, mapping->master_id, in __uvc_query_v4l2_ctrl()
1055 if (val != mapping->master_manual) in __uvc_query_v4l2_ctrl()
1066 v4l2_ctrl->default_value = mapping->get(mapping, UVC_GET_DEF, in __uvc_query_v4l2_ctrl()
1070 switch (mapping->v4l2_type) { in __uvc_query_v4l2_ctrl()
1073 v4l2_ctrl->maximum = mapping->menu_count - 1; in __uvc_query_v4l2_ctrl()
1076 menu = mapping->menu_info; in __uvc_query_v4l2_ctrl()
1077 for (i = 0; i < mapping->menu_count; ++i, ++menu) { in __uvc_query_v4l2_ctrl()
1103 v4l2_ctrl->minimum = mapping->get(mapping, UVC_GET_MIN, in __uvc_query_v4l2_ctrl()
1107 v4l2_ctrl->maximum = mapping->get(mapping, UVC_GET_MAX, in __uvc_query_v4l2_ctrl()
1111 v4l2_ctrl->step = mapping->get(mapping, UVC_GET_RES, in __uvc_query_v4l2_ctrl()
1121 struct uvc_control_mapping *mapping; in uvc_query_v4l2_ctrl() local
1128 ctrl = uvc_find_control(chain, v4l2_ctrl->id, &mapping); in uvc_query_v4l2_ctrl()
1134 ret = __uvc_query_v4l2_ctrl(chain, ctrl, mapping, v4l2_ctrl); in uvc_query_v4l2_ctrl()
1141 * Mapping V4L2 controls to UVC controls can be straightforward if done well.
1153 struct uvc_control_mapping *mapping; in uvc_query_v4l2_menu() local
1167 ctrl = uvc_find_control(chain, query_menu->id, &mapping); in uvc_query_v4l2_menu()
1168 if (ctrl == NULL || mapping->v4l2_type != V4L2_CTRL_TYPE_MENU) { in uvc_query_v4l2_menu()
1173 if (query_menu->index >= mapping->menu_count) { in uvc_query_v4l2_menu()
1178 menu_info = &mapping->menu_info[query_menu->index]; in uvc_query_v4l2_menu()
1180 if (mapping->data_type == UVC_CTRL_DATA_TYPE_BITMASK && in uvc_query_v4l2_menu()
1190 bitmap = mapping->get(mapping, UVC_GET_RES, in uvc_query_v4l2_menu()
1212 struct uvc_control_mapping *mapping, in uvc_ctrl_fill_event() argument
1217 __uvc_query_v4l2_ctrl(chain, ctrl, mapping, &v4l2_ctrl); in uvc_ctrl_fill_event()
1241 struct uvc_control_mapping *mapping, s32 value, u32 changes) in uvc_ctrl_send_event() argument
1247 if (list_empty(&mapping->ev_subs)) in uvc_ctrl_send_event()
1250 uvc_ctrl_fill_event(chain, &ev, ctrl, mapping, value, changes); in uvc_ctrl_send_event()
1252 list_for_each_entry(sev, &mapping->ev_subs, node) { in uvc_ctrl_send_event()
1268 struct uvc_control_mapping *mapping = NULL; in uvc_ctrl_send_slave_event() local
1273 __uvc_find_control(master->entity, slave_id, &mapping, &ctrl, 0); in uvc_ctrl_send_slave_event()
1277 if (__uvc_ctrl_get(chain, ctrl, mapping, &val) == 0) in uvc_ctrl_send_slave_event()
1280 uvc_ctrl_send_event(chain, handle, ctrl, mapping, val, changes); in uvc_ctrl_send_slave_event()
1289 struct uvc_control_mapping *mapping; in uvc_ctrl_status_event_work() local
1300 list_for_each_entry(mapping, &ctrl->info.mappings, list) { in uvc_ctrl_status_event_work()
1301 s32 value = __uvc_ctrl_get_value(mapping, w->data); in uvc_ctrl_status_event_work()
1307 for (i = 0; i < ARRAY_SIZE(mapping->slave_ids); ++i) { in uvc_ctrl_status_event_work()
1308 if (!mapping->slave_ids[i]) in uvc_ctrl_status_event_work()
1312 mapping->slave_ids[i]); in uvc_ctrl_status_event_work()
1315 uvc_ctrl_send_event(chain, handle, ctrl, mapping, value, in uvc_ctrl_status_event_work()
1366 struct uvc_control_mapping *mapping; in uvc_ctrl_send_events() local
1373 ctrl = uvc_find_control(handle->chain, xctrls[i].id, &mapping); in uvc_ctrl_send_events()
1379 for (j = 0; j < ARRAY_SIZE(mapping->slave_ids); ++j) { in uvc_ctrl_send_events()
1380 u32 slave_id = mapping->slave_ids[j]; in uvc_ctrl_send_events()
1401 if (mapping->master_id && in uvc_ctrl_send_events()
1403 mapping->master_id)) in uvc_ctrl_send_events()
1406 uvc_ctrl_send_event(handle->chain, handle, ctrl, mapping, in uvc_ctrl_send_events()
1414 struct uvc_control_mapping *mapping; in uvc_ctrl_add_event() local
1422 ctrl = uvc_find_control(handle->chain, sev->id, &mapping); in uvc_ctrl_add_event()
1428 list_add_tail(&sev->node, &mapping->ev_subs); in uvc_ctrl_add_event()
1434 if (__uvc_ctrl_get(handle->chain, ctrl, mapping, &val) == 0) in uvc_ctrl_add_event()
1437 uvc_ctrl_fill_event(handle->chain, &ev, ctrl, mapping, val, in uvc_ctrl_add_event()
1571 struct uvc_control_mapping *mapping; in uvc_ctrl_get() local
1573 ctrl = uvc_find_control(chain, xctrl->id, &mapping); in uvc_ctrl_get()
1577 return __uvc_ctrl_get(chain, ctrl, mapping, &xctrl->value); in uvc_ctrl_get()
1585 struct uvc_control_mapping *mapping; in uvc_ctrl_set() local
1592 ctrl = uvc_find_control(chain, xctrl->id, &mapping); in uvc_ctrl_set()
1599 switch (mapping->v4l2_type) { in uvc_ctrl_set()
1607 min = mapping->get(mapping, UVC_GET_MIN, in uvc_ctrl_set()
1609 max = mapping->get(mapping, UVC_GET_MAX, in uvc_ctrl_set()
1611 step = mapping->get(mapping, UVC_GET_RES, in uvc_ctrl_set()
1618 if (mapping->data_type == UVC_CTRL_DATA_TYPE_SIGNED) in uvc_ctrl_set()
1631 if (xctrl->value < 0 || xctrl->value >= mapping->menu_count) in uvc_ctrl_set()
1633 value = mapping->menu_info[xctrl->value].value; in uvc_ctrl_set()
1638 if (mapping->data_type == UVC_CTRL_DATA_TYPE_BITMASK && in uvc_ctrl_set()
1646 step = mapping->get(mapping, UVC_GET_RES, in uvc_ctrl_set()
1659 /* If the mapping doesn't span the whole UVC control, the current value in uvc_ctrl_set()
1663 if (!ctrl->loaded && (ctrl->info.size * 8) != mapping->size) { in uvc_ctrl_set()
1687 mapping->set(mapping, value, in uvc_ctrl_set()
2019 * Control and mapping handling
2054 * Add a control mapping to a given control.
2057 struct uvc_control *ctrl, const struct uvc_control_mapping *mapping) in __uvc_ctrl_add_mapping() argument
2066 map = kmemdup(mapping, sizeof(*mapping), GFP_KERNEL); in __uvc_ctrl_add_mapping()
2072 size = sizeof(*mapping->menu_info) * mapping->menu_count; in __uvc_ctrl_add_mapping()
2073 map->menu_info = kmemdup(mapping->menu_info, size, GFP_KERNEL); in __uvc_ctrl_add_mapping()
2086 "Adding mapping '%s' to control %pUl/%u.\n", in __uvc_ctrl_add_mapping()
2093 const struct uvc_control_mapping *mapping) in uvc_ctrl_add_mapping() argument
2102 if (mapping->id & ~V4L2_CTRL_ID_MASK) { in uvc_ctrl_add_mapping()
2103 uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', control " in uvc_ctrl_add_mapping()
2104 "id 0x%08x is invalid.\n", mapping->name, in uvc_ctrl_add_mapping()
2105 mapping->id); in uvc_ctrl_add_mapping()
2114 !uvc_entity_match_guid(entity, mapping->entity)) in uvc_ctrl_add_mapping()
2119 if (ctrl->index == mapping->selector - 1) { in uvc_ctrl_add_mapping()
2142 if (mapping->size > 32 || in uvc_ctrl_add_mapping()
2143 mapping->offset + mapping->size > ctrl->info.size * 8) { in uvc_ctrl_add_mapping()
2149 if (mapping->id == map->id) { in uvc_ctrl_add_mapping()
2150 uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', " in uvc_ctrl_add_mapping()
2152 mapping->name, mapping->id); in uvc_ctrl_add_mapping()
2161 uvc_trace(UVC_TRACE_CONTROL, "Can't add mapping '%s', maximum " in uvc_ctrl_add_mapping()
2162 "mappings count (%u) exceeded.\n", mapping->name, in uvc_ctrl_add_mapping()
2168 ret = __uvc_ctrl_add_mapping(dev, ctrl, mapping); in uvc_ctrl_add_mapping()
2247 const struct uvc_control_mapping *mapping = uvc_ctrl_mappings; in uvc_ctrl_init_ctrl() local
2249 mapping + ARRAY_SIZE(uvc_ctrl_mappings); in uvc_ctrl_init_ctrl()
2277 for (; mapping < mend; ++mapping) { in uvc_ctrl_init_ctrl()
2278 if (uvc_entity_match_guid(ctrl->entity, mapping->entity) && in uvc_ctrl_init_ctrl()
2279 ctrl->info.selector == mapping->selector) in uvc_ctrl_init_ctrl()
2280 __uvc_ctrl_add_mapping(dev, ctrl, mapping); in uvc_ctrl_init_ctrl()
2348 struct uvc_control_mapping *mapping, *nm; in uvc_ctrl_cleanup_mappings() local
2350 list_for_each_entry_safe(mapping, nm, &ctrl->info.mappings, list) { in uvc_ctrl_cleanup_mappings()
2351 list_del(&mapping->list); in uvc_ctrl_cleanup_mappings()
2352 kfree(mapping->menu_info); in uvc_ctrl_cleanup_mappings()
2353 kfree(mapping); in uvc_ctrl_cleanup_mappings()