28 	struct pvr_ccb *pvr_ccb = priv;  in ccb_ctrl_init()  local
32 	ctrl->wrap_mask = pvr_ccb->num_cmds - 1;  in ccb_ctrl_init()
33 	ctrl->cmd_size = pvr_ccb->cmd_size;  in ccb_ctrl_init()
48 pvr_ccb_init(struct pvr_device *pvr_dev, struct pvr_ccb *pvr_ccb,  in pvr_ccb_init()  argument
55 	pvr_ccb->num_cmds = num_cmds;  in pvr_ccb_init()
56 	pvr_ccb->cmd_size = cmd_size;  in pvr_ccb_init()
58 	err = drmm_mutex_init(from_pvr_device(pvr_dev), &pvr_ccb->lock);  in pvr_ccb_init()
66 	pvr_ccb->ctrl = pvr_fw_object_create_and_map(pvr_dev, sizeof(*pvr_ccb->ctrl),  in pvr_ccb_init()
68 						     ccb_ctrl_init, pvr_ccb, &pvr_ccb->ctrl_obj);  in pvr_ccb_init()
69 	if (IS_ERR(pvr_ccb->ctrl))  in pvr_ccb_init()
70 		return PTR_ERR(pvr_ccb->ctrl);  in pvr_ccb_init()
72 	pvr_ccb->ccb = pvr_fw_object_create_and_map(pvr_dev, ccb_size,  in pvr_ccb_init()
74 						    NULL, NULL, &pvr_ccb->ccb_obj);  in pvr_ccb_init()
75 	if (IS_ERR(pvr_ccb->ccb)) {  in pvr_ccb_init()
76 		err = PTR_ERR(pvr_ccb->ccb);  in pvr_ccb_init()
80 	pvr_fw_object_get_fw_addr(pvr_ccb->ctrl_obj, &pvr_ccb->ctrl_fw_addr);  in pvr_ccb_init()
81 	pvr_fw_object_get_fw_addr(pvr_ccb->ccb_obj, &pvr_ccb->ccb_fw_addr);  in pvr_ccb_init()
83 	WRITE_ONCE(pvr_ccb->ctrl->write_offset, 0);  in pvr_ccb_init()
84 	WRITE_ONCE(pvr_ccb->ctrl->read_offset, 0);  in pvr_ccb_init()
85 	WRITE_ONCE(pvr_ccb->ctrl->wrap_mask, num_cmds - 1);  in pvr_ccb_init()
86 	WRITE_ONCE(pvr_ccb->ctrl->cmd_size, cmd_size);  in pvr_ccb_init()
91 	pvr_fw_object_unmap_and_destroy(pvr_ccb->ctrl_obj);  in pvr_ccb_init()
101 pvr_ccb_fini(struct pvr_ccb *pvr_ccb)  in pvr_ccb_fini()  argument
103 	pvr_fw_object_unmap_and_destroy(pvr_ccb->ccb_obj);  in pvr_ccb_fini()
104 	pvr_fw_object_unmap_and_destroy(pvr_ccb->ctrl_obj);  in pvr_ccb_fini()
119 pvr_ccb_slot_available_locked(struct pvr_ccb *pvr_ccb, u32 *write_offset)  in pvr_ccb_slot_available_locked()  argument
121 	struct rogue_fwif_ccb_ctl *ctrl = pvr_ccb->ctrl;  in pvr_ccb_slot_available_locked()
124 	lockdep_assert_held(&pvr_ccb->lock);  in pvr_ccb_slot_available_locked()
216 	struct pvr_ccb *pvr_ccb = &pvr_dev->kccb.ccb;  in pvr_kccb_used_slot_count_locked()  local
217 	struct rogue_fwif_ccb_ctl *ctrl = pvr_ccb->ctrl;  in pvr_kccb_used_slot_count_locked()
222 	lockdep_assert_held(&pvr_ccb->lock);  in pvr_kccb_used_slot_count_locked()
244 	struct pvr_ccb *pvr_ccb = &pvr_dev->kccb.ccb;  in pvr_kccb_send_cmd_reserved_powered()  local
245 	struct rogue_fwif_kccb_cmd *kccb = pvr_ccb->ccb;  in pvr_kccb_send_cmd_reserved_powered()
246 	struct rogue_fwif_ccb_ctl *ctrl = pvr_ccb->ctrl;  in pvr_kccb_send_cmd_reserved_powered()
252 	mutex_lock(&pvr_ccb->lock);  in pvr_kccb_send_cmd_reserved_powered()
260 	if (WARN_ON(!pvr_ccb_slot_available_locked(pvr_ccb, &new_write_offset)))  in pvr_kccb_send_cmd_reserved_powered()
280 	mutex_unlock(&pvr_ccb->lock);  in pvr_kccb_send_cmd_reserved_powered()