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2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29 
 kernel/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c
....@@ -37,10 +37,12 @@
3737 /**
3838  * bnx2x_exe_queue_init - init the Exe Queue object
3939  *
40
+ * @bp:		driver handle
4041  * @o:		pointer to the object
4142  * @exe_len:	length
4243  * @owner:	pointer to the owner
4344  * @validate:	validate function pointer
45
+ * @remove:	remove function pointer
4446  * @optimize:	optimize function pointer
4547  * @exec:	execute function pointer
4648  * @get:	get function pointer
....@@ -103,7 +105,7 @@
103105  *
104106  * @bp:		driver handle
105107  * @o:		queue
106
- * @cmd:	new command to add
108
+ * @elem:	new command to add
107109  * @restore:	true - do not optimize the command
108110  *
109111  * If the element is optimized or is illegal, frees it.
....@@ -277,7 +279,7 @@
277279  *
278280  * @bp:		device handle
279281  * @state:	state which is to be cleared
280
- * @state_p:	state buffer
282
+ * @pstate:	state buffer
281283  *
282284  */
283285 static inline int bnx2x_state_wait(struct bnx2x *bp, int state,
....@@ -424,8 +426,8 @@
424426  * @bp:		device handle
425427  * @o:		vlan_mac object
426428  *
427
- * @details: Non-blocking implementation; should be called under execution
428
- *           queue lock.
429
+ * Context: Non-blocking implementation; should be called under execution
430
+ *          queue lock.
429431  */
430432 static int __bnx2x_vlan_mac_h_write_trylock(struct bnx2x *bp,
431433 					    struct bnx2x_vlan_mac_obj *o)
....@@ -445,7 +447,7 @@
445447  * @bp:		device handle
446448  * @o:		vlan_mac object
447449  *
448
- * @details Should be called under execution queue lock; notice it might release
450
+ * details Should be called under execution queue lock; notice it might release
449451  *          and reclaim it during its run.
450452  */
451453 static void __bnx2x_vlan_mac_h_exec_pending(struct bnx2x *bp,
....@@ -475,7 +477,7 @@
475477  * @o:			vlan_mac object
476478  * @ramrod_flags:	ramrod flags of missed execution
477479  *
478
- * @details Should be called under execution queue lock.
480
+ * Context: Should be called under execution queue lock.
479481  */
480482 static void __bnx2x_vlan_mac_h_pend(struct bnx2x *bp,
481483 				    struct bnx2x_vlan_mac_obj *o,
....@@ -493,7 +495,7 @@
493495  * @bp:			device handle
494496  * @o:			vlan_mac object
495497  *
496
- * @details Should be called under execution queue lock. Notice if a pending
498
+ * Context: Should be called under execution queue lock. Notice if a pending
497499  *          execution exists, it would perform it - possibly releasing and
498500  *          reclaiming the execution queue lock.
499501  */
....@@ -516,7 +518,7 @@
516518  * @bp:			device handle
517519  * @o:			vlan_mac object
518520  *
519
- * @details Should be called under the execution queue lock. May sleep. May
521
+ * Context: Should be called under the execution queue lock. May sleep. May
520522  *          release and reclaim execution queue lock during its run.
521523  */
522524 static int __bnx2x_vlan_mac_h_read_lock(struct bnx2x *bp,
....@@ -536,7 +538,7 @@
536538  * @bp:			device handle
537539  * @o:			vlan_mac object
538540  *
539
- * @details May sleep. Claims and releases execution queue lock during its run.
541
+ * Context: May sleep. Claims and releases execution queue lock during its run.
540542  */
541543 int bnx2x_vlan_mac_h_read_lock(struct bnx2x *bp,
542544 			       struct bnx2x_vlan_mac_obj *o)
....@@ -556,7 +558,7 @@
556558  * @bp:			device handle
557559  * @o:			vlan_mac object
558560  *
559
- * @details Should be called under execution queue lock. Notice if a pending
561
+ * Context: Should be called under execution queue lock. Notice if a pending
560562  *          execution exists, it would be performed if this was the last
561563  *          reader. possibly releasing and reclaiming the execution queue lock.
562564  */
....@@ -591,7 +593,7 @@
591593  * @bp:			device handle
592594  * @o:			vlan_mac object
593595  *
594
- * @details Notice if a pending execution exists, it would be performed if this
596
+ * Context: Notice if a pending execution exists, it would be performed if this
595597  *          was the last reader. Claims and releases the execution queue lock
596598  *          during its run.
597599  */
....@@ -968,7 +970,7 @@
968970  *
969971  * @bp:		device handle
970972  * @o:		queue
971
- * @type:
973
+ * @type:	the type of echo
972974  * @cam_offset:	offset in cam memory
973975  * @hdr:	pointer to a header to setup
974976  *
....@@ -1608,8 +1610,8 @@
16081610  *
16091611  * @bp:		device handle
16101612  * @o:		bnx2x_vlan_mac_obj
1611
- * @cqe:
1612
- * @cont:	if true schedule next execution chunk
1613
+ * @cqe:	completion element
1614
+ * @ramrod_flags: if set schedule next execution chunk
16131615  *
16141616  */
16151617 static int bnx2x_complete_vlan_mac(struct bnx2x *bp,
....@@ -1656,7 +1658,7 @@
16561658  * bnx2x_optimize_vlan_mac - optimize ADD and DEL commands.
16571659  *
16581660  * @bp:		device handle
1659
- * @o:		bnx2x_qable_obj
1661
+ * @qo:		bnx2x_qable_obj
16601662  * @elem:	bnx2x_exeq_elem
16611663  */
16621664 static int bnx2x_optimize_vlan_mac(struct bnx2x *bp,
....@@ -1714,10 +1716,10 @@
17141716  * bnx2x_vlan_mac_get_registry_elem - prepare a registry element
17151717  *
17161718  * @bp:	  device handle
1717
- * @o:
1718
- * @elem:
1719
- * @restore:
1720
- * @re:
1719
+ * @o:	vlan object
1720
+ * @elem: element
1721
+ * @restore: to restore or not
1722
+ * @re: registry
17211723  *
17221724  * prepare a registry element according to the current command request.
17231725  */
....@@ -1768,9 +1770,9 @@
17681770  * bnx2x_execute_vlan_mac - execute vlan mac command
17691771  *
17701772  * @bp:			device handle
1771
- * @qo:
1772
- * @exe_chunk:
1773
- * @ramrod_flags:
1773
+ * @qo:			bnx2x_qable_obj pointer
1774
+ * @exe_chunk:		chunk
1775
+ * @ramrod_flags:	flags
17741776  *
17751777  * go and send a ramrod!
17761778  */
....@@ -2006,8 +2008,8 @@
20062008  * bnx2x_vlan_mac_del_all - delete elements with given vlan_mac_flags spec
20072009  *
20082010  * @bp:			device handle
2009
- * @o:
2010
- * @vlan_mac_flags:
2011
+ * @o:			vlan object info
2012
+ * @vlan_mac_flags:	vlan flags
20112013  * @ramrod_flags:	execution flags to be used for this deletion
20122014  *
20132015  * if the last operation has completed successfully and there are no
....@@ -2767,7 +2769,7 @@
27672769 /**
27682770  * bnx2x_mcast_get_next_bin - get the next set bin (index)
27692771  *
2770
- * @o:
2772
+ * @o:		multicast object info
27712773  * @last:	index to start looking from (including)
27722774  *
27732775  * returns the next found (set) bin or a negative value if none is found.
....@@ -2892,7 +2894,7 @@
28922894  * bnx2x_mcast_handle_restore_cmd_e2 - restore configuration from the registry
28932895  *
28942896  * @bp:		device handle
2895
- * @o:
2897
+ * @o:		multicast object info
28962898  * @start_bin:	index in the registry to start from (including)
28972899  * @rdata_idx:	index in the ramrod data to start from
28982900  *
....@@ -2977,8 +2979,8 @@
29772979 
29782980 		cmd_pos->data.macs_num--;
29792981 
2980
-		  DP(BNX2X_MSG_SP, "Deleting MAC. %d left,cnt is %d\n",
2981
-				   cmd_pos->data.macs_num, cnt);
2982
+		DP(BNX2X_MSG_SP, "Deleting MAC. %d left,cnt is %d\n",
2983
+		   cmd_pos->data.macs_num, cnt);
29822984 
29832985 		/* Break if we reached the maximum
29842986 		 * number of rules.
....@@ -3202,11 +3204,11 @@
32023204 }
32033205 
32043206 /**
3205
- * bnx2x_mcast_handle_current_cmd -
3207
+ * bnx2x_mcast_handle_current_cmd - send command if room
32063208  *
32073209  * @bp:		device handle
3208
- * @p:
3209
- * @cmd:
3210
+ * @p:		ramrod mcast info
3211
+ * @cmd:	command
32103212  * @start_cnt:	first line in the ramrod data that may be used
32113213  *
32123214  * This function is called iff there is enough place for the current command in
....@@ -3258,7 +3260,7 @@
32583260 	/* DEL command deletes all currently configured MACs */
32593261 	case BNX2X_MCAST_CMD_DEL:
32603262 		o->set_registry_size(o, 0);
3261
-		/* fall through */
3263
+		fallthrough;
32623264 
32633265 	/* RESTORE command will restore the entire multicast configuration */
32643266 	case BNX2X_MCAST_CMD_RESTORE:
....@@ -3323,7 +3325,7 @@
33233325  * bnx2x_mcast_set_rdata_hdr_e2 - sets a header values
33243326  *
33253327  * @bp:		device handle
3326
- * @p:
3328
+ * @p:		ramrod parameters
33273329  * @len:	number of rules to handle
33283330  */
33293331 static inline void bnx2x_mcast_set_rdata_hdr_e2(struct bnx2x *bp,
....@@ -3592,13 +3594,13 @@
35923594 	/* DEL command deletes all currently configured MACs */
35933595 	case BNX2X_MCAST_CMD_DEL:
35943596 		o->set_registry_size(o, 0);
3595
-		/* fall through */
3597
+		fallthrough;
35963598 
35973599 	/* RESTORE command will restore the entire multicast configuration */
35983600 	case BNX2X_MCAST_CMD_RESTORE:
35993601 		p->mcast_list_len = reg_sz;
3600
-		  DP(BNX2X_MSG_SP, "Command %d, p->mcast_list_len=%d\n",
3601
-				   cmd, p->mcast_list_len);
3602
+		DP(BNX2X_MSG_SP, "Command %d, p->mcast_list_len=%d\n",
3603
+		   cmd, p->mcast_list_len);
36023604 		break;
36033605 
36043606 	case BNX2X_MCAST_CMD_ADD:
....@@ -3684,7 +3686,7 @@
36843686  * bnx2x_mcast_set_rdata_hdr_e1  - set header values in mac_configuration_cmd
36853687  *
36863688  * @bp:		device handle
3687
- * @p:
3689
+ * @p:		ramrod parameters
36883690  * @len:	number of rules to handle
36893691  */
36903692 static inline void bnx2x_mcast_set_rdata_hdr_e1(struct bnx2x *bp,
....@@ -3711,7 +3713,7 @@
37113713  * bnx2x_mcast_handle_restore_cmd_e1 - restore command for 57710
37123714  *
37133715  * @bp:		device handle
3714
- * @o:
3716
+ * @o:		multicast info
37153717  * @start_idx:	index in the registry to start from
37163718  * @rdata_idx:	index in the ramrod data to start from
37173719  *
....@@ -3735,8 +3737,8 @@
37353737 
37363738 		i++;
37373739 
3738
-		  DP(BNX2X_MSG_SP, "About to configure %pM mcast MAC\n",
3739
-		     cfg_data.mac);
3740
+		DP(BNX2X_MSG_SP, "About to configure %pM mcast MAC\n",
3741
+		   cfg_data.mac);
37403742 	}
37413743 
37423744 	*rdata_idx = i;
....@@ -3798,10 +3800,10 @@
37983800 /**
37993801  * bnx2x_get_fw_mac_addr - revert the bnx2x_set_fw_mac_addr().
38003802  *
3801
- * @fw_hi:
3802
- * @fw_mid:
3803
- * @fw_lo:
3804
- * @mac:
3803
+ * @fw_hi: address
3804
+ * @fw_mid: address
3805
+ * @fw_lo: address
3806
+ * @mac: mac address
38053807  */
38063808 static inline void bnx2x_get_fw_mac_addr(__le16 *fw_hi, __le16 *fw_mid,
38073809 					 __le16 *fw_lo, u8 *mac)
....@@ -3818,7 +3820,7 @@
38183820  * bnx2x_mcast_refresh_registry_e1 -
38193821  *
38203822  * @bp:		device handle
3821
- * @cnt:
3823
+ * @o:		multicast info
38223824  *
38233825  * Check the ramrod data first entry flag to see if it's a DELETE or ADD command
38243826  * and update the registry correspondingly: if ADD - allocate a memory and add
....@@ -4311,7 +4313,7 @@
43114313 /**
43124314  * bnx2x_init_credit_pool - initialize credit pool internals.
43134315  *
4314
- * @p:
4316
+ * @p:		credit pool
43154317  * @base:	Base entry in the CAM to use.
43164318  * @credit:	pool size.
43174319  *
....@@ -4725,8 +4727,8 @@
47254727  * bnx2x_queue_comp_cmd - complete the state change command.
47264728  *
47274729  * @bp:		device handle
4728
- * @o:
4729
- * @cmd:
4730
+ * @o:		queue info
4731
+ * @cmd:	command to exec
47304732  *
47314733  * Checks that the arrived completion is expected.
47324734  */
....@@ -5039,7 +5041,6 @@
50395041 	/* As no ramrod is sent, complete the command immediately  */
50405042 	o->complete_cmd(bp, o, BNX2X_Q_CMD_INIT);
50415043 
5042
-	mmiowb();
50435044 	smp_mb();
50445045 
50455046 	return 0;
....@@ -5478,8 +5479,8 @@
54785479  * bnx2x_queue_chk_transition - check state machine of a regular Queue
54795480  *
54805481  * @bp:		device handle
5481
- * @o:
5482
- * @params:
5482
+ * @o:		queue info
5483
+ * @params:	queue state
54835484  *
54845485  * (not Forwarding)
54855486  * It both checks if the requested command is legal in a current
....@@ -5736,8 +5737,8 @@
57365737  * bnx2x_func_state_change_comp - complete the state machine transition
57375738  *
57385739  * @bp:		device handle
5739
- * @o:
5740
- * @cmd:
5740
+ * @o:		function info
5741
+ * @cmd:	more info
57415742  *
57425743  * Called on state change transition. Completes the state
57435744  * machine transition only - no HW interaction.
....@@ -5777,8 +5778,8 @@
57775778  * bnx2x_func_comp_cmd - complete the state change command
57785779  *
57795780  * @bp:		device handle
5780
- * @o:
5781
- * @cmd:
5781
+ * @o:		function info
5782
+ * @cmd:	more info
57825783  *
57835784  * Checks that the arrived completion is expected.
57845785  */
....@@ -5797,8 +5798,8 @@
57975798  * bnx2x_func_chk_transition - perform function state machine transition
57985799  *
57995800  * @bp:		device handle
5800
- * @o:
5801
- * @params:
5801
+ * @o:		function info
5802
+ * @params:	state parameters
58025803  *
58035804  * It both checks if the requested command is legal in a current
58045805  * state and, if it's legal, sets a `next_state' in the object