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Date:      Mon, 29 Apr 2019 00:40:02 +0000 (UTC)
From:      Navdeep Parhar <np@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org
Subject:   svn commit: r346863 - in stable/11/sys/dev/cxgbe: . common tom
Message-ID:  <201904290040.x3T0e2Nd076838@repo.freebsd.org>

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Author: np
Date: Mon Apr 29 00:40:02 2019
New Revision: 346863
URL: https://svnweb.freebsd.org/changeset/base/346863

Log:
  MFC r334138:
  
  r334138: cxgbe(4): Make FW4_ACK a shared CPL.

Modified:
  stable/11/sys/dev/cxgbe/adapter.h
  stable/11/sys/dev/cxgbe/common/t4_msg.h
  stable/11/sys/dev/cxgbe/t4_sge.c
  stable/11/sys/dev/cxgbe/tom/t4_cpl_io.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/cxgbe/adapter.h
==============================================================================
--- stable/11/sys/dev/cxgbe/adapter.h	Mon Apr 29 00:31:58 2019	(r346862)
+++ stable/11/sys/dev/cxgbe/adapter.h	Mon Apr 29 00:40:02 2019	(r346863)
@@ -373,7 +373,7 @@ enum {
 	CPL_COOKIE_DDP1,
 	CPL_COOKIE_TOM,
 	CPL_COOKIE_HASHFILTER,
-	CPL_COOKIE_AVAILABLE2,
+	CPL_COOKIE_ETHOFLD,
 	CPL_COOKIE_AVAILABLE3,
 
 	NUM_CPL_COOKIES = 8	/* Limited by M_COOKIE.  Do not increase. */

Modified: stable/11/sys/dev/cxgbe/common/t4_msg.h
==============================================================================
--- stable/11/sys/dev/cxgbe/common/t4_msg.h	Mon Apr 29 00:31:58 2019	(r346862)
+++ stable/11/sys/dev/cxgbe/common/t4_msg.h	Mon Apr 29 00:40:02 2019	(r346863)
@@ -2749,6 +2749,30 @@ enum {
 	CPL_FW4_ACK_FLAGS_FLOWC		= 0x4,	/* fw_flowc_wr complete */
 };
 
+#define S_CPL_FW4_ACK_OPCODE    24
+#define M_CPL_FW4_ACK_OPCODE    0xff
+#define V_CPL_FW4_ACK_OPCODE(x) ((x) << S_CPL_FW4_ACK_OPCODE)
+#define G_CPL_FW4_ACK_OPCODE(x) \
+    (((x) >> S_CPL_FW4_ACK_OPCODE) & M_CPL_FW4_ACK_OPCODE)
+
+#define S_CPL_FW4_ACK_FLOWID    0
+#define M_CPL_FW4_ACK_FLOWID    0xffffff
+#define V_CPL_FW4_ACK_FLOWID(x) ((x) << S_CPL_FW4_ACK_FLOWID)
+#define G_CPL_FW4_ACK_FLOWID(x) \
+    (((x) >> S_CPL_FW4_ACK_FLOWID) & M_CPL_FW4_ACK_FLOWID)
+
+#define S_CPL_FW4_ACK_CR        24
+#define M_CPL_FW4_ACK_CR        0xff
+#define V_CPL_FW4_ACK_CR(x)     ((x) << S_CPL_FW4_ACK_CR)
+#define G_CPL_FW4_ACK_CR(x)     (((x) >> S_CPL_FW4_ACK_CR) & M_CPL_FW4_ACK_CR)
+
+#define S_CPL_FW4_ACK_SEQVAL    0
+#define M_CPL_FW4_ACK_SEQVAL    0x1
+#define V_CPL_FW4_ACK_SEQVAL(x) ((x) << S_CPL_FW4_ACK_SEQVAL)
+#define G_CPL_FW4_ACK_SEQVAL(x) \
+    (((x) >> S_CPL_FW4_ACK_SEQVAL) & M_CPL_FW4_ACK_SEQVAL)
+#define F_CPL_FW4_ACK_SEQVAL    V_CPL_FW4_ACK_SEQVAL(1U)
+
 struct cpl_fw6_msg {
 	RSS_HDR
 	u8 opcode;

Modified: stable/11/sys/dev/cxgbe/t4_sge.c
==============================================================================
--- stable/11/sys/dev/cxgbe/t4_sge.c	Mon Apr 29 00:31:58 2019	(r346862)
+++ stable/11/sys/dev/cxgbe/t4_sge.c	Mon Apr 29 00:40:02 2019	(r346863)
@@ -300,6 +300,7 @@ cpl_handler_t set_tcb_rpl_handlers[NUM_CPL_COOKIES];
 cpl_handler_t l2t_write_rpl_handlers[NUM_CPL_COOKIES];
 cpl_handler_t act_open_rpl_handlers[NUM_CPL_COOKIES];
 cpl_handler_t abort_rpl_rss_handlers[NUM_CPL_COOKIES];
+cpl_handler_t fw4_ack_handlers[NUM_CPL_COOKIES];
 
 void
 t4_register_an_handler(an_handler_t h)
@@ -412,6 +413,23 @@ abort_rpl_rss_handler(struct sge_iq *iq, const struct 
 	return (abort_rpl_rss_handlers[cookie](iq, rss, m));
 }
 
+static int
+fw4_ack_handler(struct sge_iq *iq, const struct rss_header *rss, struct mbuf *m)
+{
+	struct adapter *sc = iq->adapter;
+	const struct cpl_fw4_ack *cpl = (const void *)(rss + 1);
+	unsigned int tid = G_CPL_FW4_ACK_FLOWID(be32toh(OPCODE_TID(cpl)));
+	u_int cookie;
+
+	MPASS(m == NULL);
+	if (is_etid(sc, tid))
+		cookie = CPL_COOKIE_ETHOFLD;
+	else
+		cookie = CPL_COOKIE_TOM;
+
+	return (fw4_ack_handlers[cookie](iq, rss, m));
+}
+
 static void
 t4_init_shared_cpl_handlers(void)
 {
@@ -420,6 +438,7 @@ t4_init_shared_cpl_handlers(void)
 	t4_register_cpl_handler(CPL_L2T_WRITE_RPL, l2t_write_rpl_handler);
 	t4_register_cpl_handler(CPL_ACT_OPEN_RPL, act_open_rpl_handler);
 	t4_register_cpl_handler(CPL_ABORT_RPL_RSS, abort_rpl_rss_handler);
+	t4_register_cpl_handler(CPL_FW4_ACK, fw4_ack_handler);
 }
 
 void
@@ -444,6 +463,9 @@ t4_register_shared_cpl_handler(int opcode, cpl_handler
 		break;
 	case CPL_ABORT_RPL_RSS:
 		loc = (uintptr_t *)&abort_rpl_rss_handlers[cookie];
+		break;
+	case CPL_FW4_ACK:
+		loc = (uintptr_t *)&fw4_ack_handlers[cookie];
 		break;
 	default:
 		MPASS(0);

Modified: stable/11/sys/dev/cxgbe/tom/t4_cpl_io.c
==============================================================================
--- stable/11/sys/dev/cxgbe/tom/t4_cpl_io.c	Mon Apr 29 00:31:58 2019	(r346862)
+++ stable/11/sys/dev/cxgbe/tom/t4_cpl_io.c	Mon Apr 29 00:40:02 2019	(r346863)
@@ -1735,30 +1735,6 @@ do_rx_data(struct sge_iq *iq, const struct rss_header 
 	return (0);
 }
 
-#define S_CPL_FW4_ACK_OPCODE    24
-#define M_CPL_FW4_ACK_OPCODE    0xff
-#define V_CPL_FW4_ACK_OPCODE(x) ((x) << S_CPL_FW4_ACK_OPCODE)
-#define G_CPL_FW4_ACK_OPCODE(x) \
-    (((x) >> S_CPL_FW4_ACK_OPCODE) & M_CPL_FW4_ACK_OPCODE)
-
-#define S_CPL_FW4_ACK_FLOWID    0
-#define M_CPL_FW4_ACK_FLOWID    0xffffff
-#define V_CPL_FW4_ACK_FLOWID(x) ((x) << S_CPL_FW4_ACK_FLOWID)
-#define G_CPL_FW4_ACK_FLOWID(x) \
-    (((x) >> S_CPL_FW4_ACK_FLOWID) & M_CPL_FW4_ACK_FLOWID)
-
-#define S_CPL_FW4_ACK_CR        24
-#define M_CPL_FW4_ACK_CR        0xff
-#define V_CPL_FW4_ACK_CR(x)     ((x) << S_CPL_FW4_ACK_CR)
-#define G_CPL_FW4_ACK_CR(x)     (((x) >> S_CPL_FW4_ACK_CR) & M_CPL_FW4_ACK_CR)
-
-#define S_CPL_FW4_ACK_SEQVAL    0
-#define M_CPL_FW4_ACK_SEQVAL    0x1
-#define V_CPL_FW4_ACK_SEQVAL(x) ((x) << S_CPL_FW4_ACK_SEQVAL)
-#define G_CPL_FW4_ACK_SEQVAL(x) \
-    (((x) >> S_CPL_FW4_ACK_SEQVAL) & M_CPL_FW4_ACK_SEQVAL)
-#define F_CPL_FW4_ACK_SEQVAL    V_CPL_FW4_ACK_SEQVAL(1U)
-
 static int
 do_fw4_ack(struct sge_iq *iq, const struct rss_header *rss, struct mbuf *m)
 {
@@ -1966,7 +1942,7 @@ t4_init_cpl_io_handlers(void)
 	t4_register_shared_cpl_handler(CPL_ABORT_RPL_RSS, do_abort_rpl,
 	    CPL_COOKIE_TOM);
 	t4_register_cpl_handler(CPL_RX_DATA, do_rx_data);
-	t4_register_cpl_handler(CPL_FW4_ACK, do_fw4_ack);
+	t4_register_shared_cpl_handler(CPL_FW4_ACK, do_fw4_ack, CPL_COOKIE_TOM);
 }
 
 void
@@ -1978,7 +1954,7 @@ t4_uninit_cpl_io_handlers(void)
 	t4_register_cpl_handler(CPL_ABORT_REQ_RSS, NULL);
 	t4_register_cpl_handler(CPL_ABORT_RPL_RSS, NULL);
 	t4_register_cpl_handler(CPL_RX_DATA, NULL);
-	t4_register_cpl_handler(CPL_FW4_ACK, NULL);
+	t4_register_shared_cpl_handler(CPL_FW4_ACK, NULL, CPL_COOKIE_TOM);
 }
 
 /*

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