linux-kernel - [RFC PATCH 02/22] thunderbolt: Log switch route string on config read/write timeout

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Message-Id: <20191001113830.13028-3-mika.westerberg@linux.intel.com>
Date:   Tue,  1 Oct 2019 14:38:10 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     linux-usb@...r.kernel.org
Cc:     Andreas Noever <andreas.noever@...il.com>,
        Michael Jamet <michael.jamet@...el.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Yehezkel Bernat <YehezkelShB@...il.com>,
        Rajmohan Mani <rajmohan.mani@...el.com>,
        Nicholas Johnson <nicholas.johnson-opensource@...look.com.au>,
        Lukas Wunner <lukas@...ner.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Mario.Limonciello@...l.com,
        Anthony Wong <anthony.wong@...onical.com>,
        linux-kernel@...r.kernel.org
Subject: [RFC PATCH 02/22] thunderbolt: Log switch route string on config read/write timeout

This helps to point out which switch config read/write triggered the
timeout.

Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
---
 drivers/thunderbolt/ctl.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/thunderbolt/ctl.c b/drivers/thunderbolt/ctl.c
index 2ec1af8f7968..d97813e80e5f 100644
--- a/drivers/thunderbolt/ctl.c
+++ b/drivers/thunderbolt/ctl.c
@@ -962,8 +962,8 @@ int tb_cfg_read(struct tb_ctl *ctl, void *buffer, u64 route, u32 port,
 		return tb_cfg_get_error(ctl, space, &res);
 
 	case -ETIMEDOUT:
-		tb_ctl_warn(ctl, "timeout reading config space %u from %#x\n",
-			    space, offset);
+		tb_ctl_warn(ctl, "%llx: timeout reading config space %u from %#x\n",
+			    route, space, offset);
 		break;
 
 	default:
@@ -988,8 +988,8 @@ int tb_cfg_write(struct tb_ctl *ctl, const void *buffer, u64 route, u32 port,
 		return tb_cfg_get_error(ctl, space, &res);
 
 	case -ETIMEDOUT:
-		tb_ctl_warn(ctl, "timeout writing config space %u to %#x\n",
-			    space, offset);
+		tb_ctl_warn(ctl, "%llx: timeout writing config space %u to %#x\n",
+			    route, space, offset);
 		break;
 
 	default:
-- 
2.23.0