linux-kernel - [PATCH v3 35/36] thunderbolt: Reword output of tb_dump

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Date:   Thu, 28 Mar 2019 15:36:32 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     linux-kernel@...r.kernel.org
Cc:     Michael Jamet <michael.jamet@...el.com>,
        Yehezkel Bernat <YehezkelShB@...il.com>,
        Andreas Noever <andreas.noever@...il.com>,
        Lukas Wunner <lukas@...ner.de>,
        "David S . Miller" <davem@...emloft.net>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Christian Kellner <ckellner@...hat.com>,
        Mario.Limonciello@...l.com,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        netdev@...r.kernel.org
Subject: [PATCH v3 35/36] thunderbolt: Reword output of tb_dump_hop()

While tb_dump_hop() prints out necessary information it is in format
that is quite hard to read from the logs especially when one needs to
follow the path to see that the setup is correct.

Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
---
 drivers/thunderbolt/path.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/drivers/thunderbolt/path.c b/drivers/thunderbolt/path.c
index 2dbfb3e1c3fc..44bdf08f3f68 100644
--- a/drivers/thunderbolt/path.c
+++ b/drivers/thunderbolt/path.c
@@ -13,21 +13,22 @@
 
 #include "tb.h"
 
-static void tb_dump_hop(struct tb_port *port, struct tb_regs_hop *hop)
+static void tb_dump_hop(const struct tb_path_hop *hop, const struct tb_regs_hop *regs)
 {
-	tb_port_dbg(port, " Hop through port %d to hop %d (%s)\n",
-		    hop->out_port, hop->next_hop,
-		    hop->enable ? "enabled" : "disabled");
+	const struct tb_port *port = hop->in_port;
+
+	tb_port_dbg(port, " In HopID: %d => Out port: %d Out HopID: %d\n",
+		    hop->in_hop_index, regs->out_port, regs->next_hop);
 	tb_port_dbg(port, "  Weight: %d Priority: %d Credits: %d Drop: %d\n",
-		    hop->weight, hop->priority,
-		    hop->initial_credits, hop->drop_packages);
+		    regs->weight, regs->priority,
+		    regs->initial_credits, regs->drop_packages);
 	tb_port_dbg(port, "   Counter enabled: %d Counter index: %d\n",
-		    hop->counter_enable, hop->counter);
+		    regs->counter_enable, regs->counter);
 	tb_port_dbg(port, "  Flow Control (In/Eg): %d/%d Shared Buffer (In/Eg): %d/%d\n",
-		    hop->ingress_fc, hop->egress_fc,
-		    hop->ingress_shared_buffer, hop->egress_shared_buffer);
+		    regs->ingress_fc, regs->egress_fc,
+		    regs->ingress_shared_buffer, regs->egress_shared_buffer);
 	tb_port_dbg(port, "  Unknown1: %#x Unknown2: %#x Unknown3: %#x\n",
-		    hop->unknown1, hop->unknown2, hop->unknown3);
+		    regs->unknown1, regs->unknown2, regs->unknown3);
 }
 
 static struct tb_port *tb_path_find_dst_port(struct tb_port *src, int src_hopid,
@@ -503,9 +504,8 @@ int tb_path_activate(struct tb_path *path)
 					    & out_mask;
 		hop.unknown3 = 0;
 
-		tb_port_dbg(path->hops[i].in_port, "Writing hop %d, index %d",
-			    i, path->hops[i].in_hop_index);
-		tb_dump_hop(path->hops[i].in_port, &hop);
+		tb_port_dbg(path->hops[i].in_port, "Writing hop %d\n", i);
+		tb_dump_hop(&path->hops[i], &hop);
 		res = tb_port_write(path->hops[i].in_port, &hop, TB_CFG_HOPS,
 				    2 * path->hops[i].in_hop_index, 2);
 		if (res) {
-- 
2.20.1