kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/drivers/net/ethernet/intel/i40e/i40e_adminq.c
..
..
@@ -508,6 +508,70 @@
508
508
 }
509
509
 
510
510
 /**
511
+ *  i40e_set_hw_flags - set HW flags
512
+ *  @hw: pointer to the hardware structure
513
+ **/
514
+static void i40e_set_hw_flags(struct i40e_hw *hw)
515
+{
516
+	struct i40e_adminq_info *aq = &hw->aq;
517
+
518
+	hw->flags = 0;
519
+
520
+	switch (hw->mac.type) {
521
+	case I40E_MAC_XL710:
522
+		if (aq->api_maj_ver > 1 ||
523
+		    (aq->api_maj_ver == 1 &&
524
+		     aq->api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710)) {
525
+			hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE;
526
+			hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE;
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+			/* The ability to RX (not drop) 802.1ad frames */
528
+			hw->flags |= I40E_HW_FLAG_802_1AD_CAPABLE;
529
+		}
530
+		break;
531
+	case I40E_MAC_X722:
532
+		hw->flags |= I40E_HW_FLAG_AQ_SRCTL_ACCESS_ENABLE |
533
+			     I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK;
534
+
535
+		if (aq->api_maj_ver > 1 ||
536
+		    (aq->api_maj_ver == 1 &&
537
+		     aq->api_min_ver >= I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722))
538
+			hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE;
539
+
540
+		if (aq->api_maj_ver > 1 ||
541
+		    (aq->api_maj_ver == 1 &&
542
+		     aq->api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_X722))
543
+			hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE;
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+
545
+		if (aq->api_maj_ver > 1 ||
546
+		    (aq->api_maj_ver == 1 &&
547
+		     aq->api_min_ver >= I40E_MINOR_VER_FW_REQUEST_FEC_X722))
548
+			hw->flags |= I40E_HW_FLAG_X722_FEC_REQUEST_CAPABLE;
549
+
550
+		fallthrough;
551
+	default:
552
+		break;
553
+	}
554
+
555
+	/* Newer versions of firmware require lock when reading the NVM */
556
+	if (aq->api_maj_ver > 1 ||
557
+	    (aq->api_maj_ver == 1 &&
558
+	     aq->api_min_ver >= 5))
559
+		hw->flags |= I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK;
560
+
561
+	if (aq->api_maj_ver > 1 ||
562
+	    (aq->api_maj_ver == 1 &&
563
+	     aq->api_min_ver >= 8)) {
564
+		hw->flags |= I40E_HW_FLAG_FW_LLDP_PERSISTENT;
565
+		hw->flags |= I40E_HW_FLAG_DROP_MODE;
566
+	}
567
+
568
+	if (aq->api_maj_ver > 1 ||
569
+	    (aq->api_maj_ver == 1 &&
570
+	     aq->api_min_ver >= 9))
571
+		hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_EXTENDED;
572
+}
573
+
574
+/**
511
575
  *  i40e_init_adminq - main initialization routine for Admin Queue
512
576
  *  @hw: pointer to the hardware structure
513
577
  *
..
..
@@ -571,6 +635,11 @@
571
635
 	if (ret_code != I40E_SUCCESS)
572
636
 		goto init_adminq_free_arq;
573
637
 
638
+	/* Some features were introduced in different FW API version
639
+	 * for different MAC type.
640
+	 */
641
+	i40e_set_hw_flags(hw);
642
+
574
643
 	/* get the NVM version info */
575
644
 	i40e_read_nvm_word(hw, I40E_SR_NVM_DEV_STARTER_VERSION,
576
645
 			   &hw->nvm.version);
..
..
@@ -588,13 +657,13 @@
588
657
 	    hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
589
658
 	    hw->aq.api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710) {
590
659
 		hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE;
660
+		hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE;
591
661
 	}
592
-
593
-	/* Newer versions of firmware require lock when reading the NVM */
594
-	if (hw->aq.api_maj_ver > 1 ||
595
-	    (hw->aq.api_maj_ver == 1 &&
596
-	     hw->aq.api_min_ver >= 5))
597
-		hw->flags |= I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK;
662
+	if (hw->mac.type == I40E_MAC_X722 &&
663
+	    hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR &&
664
+	    hw->aq.api_min_ver >= I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722) {
665
+		hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE;
666
+	}
598
667
 
599
668
 	/* The ability to RX (not drop) 802.1ad frames was added in API 1.7 */
600
669
 	if (hw->aq.api_maj_ver > 1 ||
..
..
@@ -631,10 +700,8 @@
631
700
  *  i40e_shutdown_adminq - shutdown routine for the Admin Queue
632
701
  *  @hw: pointer to the hardware structure
633
702
  **/
634
-i40e_status i40e_shutdown_adminq(struct i40e_hw *hw)
703
+void i40e_shutdown_adminq(struct i40e_hw *hw)
635
704
 {
636
-	i40e_status ret_code = 0;
637
-
638
705
 	if (i40e_check_asq_alive(hw))
639
706
 		i40e_aq_queue_shutdown(hw, true);
640
707
 
..
..
@@ -643,8 +710,6 @@
643
710
 
644
711
 	if (hw->nvm_buff.va)
645
712
 		i40e_free_virt_mem(hw, &hw->nvm_buff);
646
-
647
-	return ret_code;
648
713
 }
649
714
 
650
715
 /**
..
..
@@ -664,7 +729,7 @@
664
729
 	desc = I40E_ADMINQ_DESC(*asq, ntc);
665
730
 	details = I40E_ADMINQ_DETAILS(*asq, ntc);
666
731
 	while (rd32(hw, hw->aq.asq.head) != ntc) {
667
-		i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE,
732
+		i40e_debug(hw, I40E_DEBUG_AQ_COMMAND,
668
733
 			   "ntc %d head %d.\n", ntc, rd32(hw, hw->aq.asq.head));
669
734
 
670
735
 		if (details->callback) {
..
..
@@ -743,7 +808,7 @@
743
808
 	if (val >= hw->aq.num_asq_entries) {
744
809
 		i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE,
745
810
 			   "AQTX: head overrun at %d\n", val);
746
-		status = I40E_ERR_QUEUE_EMPTY;
811
+		status = I40E_ERR_ADMIN_QUEUE_FULL;
747
812
 		goto asq_send_command_error;
748
813
 	}
749
814
 
..
..
@@ -824,7 +889,7 @@
824
889
 	}
825
890
 
826
891
 	/* bump the tail */
827
-	i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQTX: desc and buffer:\n");
892
+	i40e_debug(hw, I40E_DEBUG_AQ_COMMAND, "AQTX: desc and buffer:\n");
828
893
 	i40e_debug_aq(hw, I40E_DEBUG_AQ_COMMAND, (void *)desc_on_ring,
829
894
 		      buff, buff_size);
830
895
 	(hw->aq.asq.next_to_use)++;
..
..
@@ -875,7 +940,7 @@
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940
 		hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval;
876
941
 	}
877
942
 
878
-	i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE,
943
+	i40e_debug(hw, I40E_DEBUG_AQ_COMMAND,
879
944
 		   "AQTX: desc and buffer writeback:\n");
880
945
 	i40e_debug_aq(hw, I40E_DEBUG_AQ_COMMAND, (void *)desc, buff, buff_size);
881
946
 
..
..
@@ -984,7 +1049,7 @@
984
1049
 		memcpy(e->msg_buf, hw->aq.arq.r.arq_bi[desc_idx].va,
985
1050
 		       e->msg_len);
986
1051
 
987
-	i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQRX: desc and buffer:\n");
1052
+	i40e_debug(hw, I40E_DEBUG_AQ_COMMAND, "AQRX: desc and buffer:\n");
988
1053
 	i40e_debug_aq(hw, I40E_DEBUG_AQ_COMMAND, (void *)desc, e->msg_buf,
989
1054
 		      hw->aq.arq_buf_size);
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1055