34 	int err;  in mcp251xfd_tef_tail_get_from_chip()  local
36 	err = regmap_read(priv->map_reg, MCP251XFD_REG_TEFUA, &tef_ua);  in mcp251xfd_tef_tail_get_from_chip()
37 	if (err)  in mcp251xfd_tef_tail_get_from_chip()
38 		return err;  in mcp251xfd_tef_tail_get_from_chip()
48 	int err;  in mcp251xfd_check_tef_tail()  local
53 	err = mcp251xfd_tef_tail_get_from_chip(priv, &tef_tail_chip);  in mcp251xfd_check_tef_tail()
54 	if (err)  in mcp251xfd_check_tef_tail()
55 		return err;  in mcp251xfd_check_tef_tail()
123 	int err;  in mcp251xfd_get_tef_len()  local
125 	err = regmap_read(priv->map_reg, MCP251XFD_REG_FIFOSTA(priv->tx->fifo_nr),  in mcp251xfd_get_tef_len()
127 	if (err)  in mcp251xfd_get_tef_len()
128 		return err;  in mcp251xfd_get_tef_len()
141 	err =  mcp251xfd_check_tef_tail(priv);  in mcp251xfd_get_tef_len()
142 	if (err)  in mcp251xfd_get_tef_len()
143 		return err;  in mcp251xfd_get_tef_len()
218 	int err, i;  in mcp251xfd_handle_tefif()  local
220 	err = mcp251xfd_get_tef_len(priv, &len);  in mcp251xfd_handle_tefif()
221 	if (err)  in mcp251xfd_handle_tefif()
222 		return err;  in mcp251xfd_handle_tefif()
226 	err = mcp251xfd_tef_obj_read(priv, hw_tef_obj, tef_tail, l);  in mcp251xfd_handle_tefif()
227 	if (err)  in mcp251xfd_handle_tefif()
228 		return err;  in mcp251xfd_handle_tefif()
231 		err = mcp251xfd_tef_obj_read(priv, &hw_tef_obj[l], 0, len - l);  in mcp251xfd_handle_tefif()
232 		if (err)  in mcp251xfd_handle_tefif()
233 			return err;  in mcp251xfd_handle_tefif()
239 		err = mcp251xfd_handle_tefif_one(priv, &hw_tef_obj[i], &frame_len);  in mcp251xfd_handle_tefif()
245 		if (err == -EBADMSG)  in mcp251xfd_handle_tefif()
247 		if (err)  in mcp251xfd_handle_tefif()
248 			return err;  in mcp251xfd_handle_tefif()
272 		err = spi_sync_transfer(priv->spi,  in mcp251xfd_handle_tefif()
274 		if (err)  in mcp251xfd_handle_tefif()
275 			return err;  in mcp251xfd_handle_tefif()
280 		err = mcp251xfd_check_tef_tail(priv);  in mcp251xfd_handle_tefif()
281 		if (err)  in mcp251xfd_handle_tefif()
282 			return err;  in mcp251xfd_handle_tefif()