60 			   "TEF tail of chip (0x%02x) and ours (0x%08x) inconsistent.\n",  in mcp251xfd_check_tef_tail()
82 	tef_tail_masked = priv->tef->tail &  in mcp251xfd_handle_tefif_one()
86 	 * bits of a FIFOSTA register, here the TX FIFO tail index  in mcp251xfd_handle_tefif_one()
111 	priv->tef->tail++;  in mcp251xfd_handle_tefif_one()
121 	u8 chip_tx_tail, tail, len;  in mcp251xfd_get_tef_len()  local
144 	tail = mcp251xfd_get_tef_tail(priv);  in mcp251xfd_get_tef_len()
151 	BUILD_BUG_ON(sizeof(tx_ring->obj_num) != sizeof(tail));  in mcp251xfd_get_tef_len()
154 	len = (chip_tx_tail << shift) - (tail << shift);  in mcp251xfd_get_tef_len()
158 	 * bits of a FIFOSTA register, here the TX-FIFO tail index  in mcp251xfd_get_tef_len()
163 	 * while the TX-FIFO tail index is.  in mcp251xfd_get_tef_len()
167 	 * - Chip's head and tail index are equal (len == 0).  in mcp251xfd_get_tef_len()
262 		/* Increment the TEF FIFO tail pointer 'len' times in  in mcp251xfd_handle_tefif()
277 		tx_ring->tail += len;  in mcp251xfd_handle_tefif()
289 		 * this sees the new tx_ring->tail.  in mcp251xfd_handle_tefif()