linux-kernel - [PATCH v3 2/3] input/i8042: Add debug output for quirks

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Message-Id: <20220308170523.783284-3-wse@tuxedocomputers.com>
Date:   Tue,  8 Mar 2022 18:05:22 +0100
From:   Werner Sembach <wse@...edocomputers.com>
To:     dmitry.torokhov@...il.com, tiwai@...e.de, mpdesouza@...e.com,
        arnd@...db.de, hdegoede@...hat.com, samuel@...oj.net,
        wse@...edocomputers.com, linux-input@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v3 2/3] input/i8042: Add debug output for quirks

Make new quirk table easily debugable with some debug output.

With no functional change, evaluation of i8042_reset_quirk and
i8042_reset_never_quirk had to be moved for this.

Signed-off-by: Werner Sembach <wse@...edocomputers.com>
Cc: stable@...r.kernel.org
---
 drivers/input/serio/i8042-x86ia64io.h | 33 +++++++++++++++++++--------
 1 file changed, 24 insertions(+), 9 deletions(-)

diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 689b9ee3e742..e41b0819277c 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -1471,6 +1471,30 @@ static int __init i8042_platform_init(void)
 			i8042_nopnp = true;
 #endif
 	}
+	/* Honor module parameter when value is not default */
+	if (i8042_reset == I8042_RESET_DEFAULT) {
+		if (i8042_reset_always_quirk)
+			i8042_reset = I8042_RESET_ALWAYS;
+
+		if (i8042_reset_never_quirk)
+			i8042_reset = I8042_RESET_NEVER;
+	}
+	pr_debug("Active quirks:%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
+			i8042_nokbd ? " nokbd" : "",
+			i8042_noaux ? " noaux" : "",
+			i8042_nomux ? " nomux" : "",
+			i8042_unlock ? " unlock" : "",
+			i8042_probe_defer ? "probe_defer" : "",
+			i8042_reset == I8042_RESET_DEFAULT ?
+				"" : i8042_reset == I8042_RESET_ALWAYS ?
+					" reset_always" : " reset_never",
+			i8042_direct ? " direct" : "",
+			i8042_dumbkbd ? " dumbkbd" : "",
+			i8042_noloop ? " noloop" : "",
+			i8042_notimeout ? " notimeout" : "",
+			i8042_kbdreset ? " kbdreset" : "",
+			i8042_dritek ? " dritek" : "",
+			i8042_nopnp ? " nopnp" : "");
 #endif
 
 	retval = i8042_pnp_init();
@@ -1482,15 +1506,6 @@ static int __init i8042_platform_init(void)
 #endif
 
 #ifdef CONFIG_X86
-	/* Honor module parameter when value is not default */
-	if (i8042_reset == I8042_RESET_DEFAULT) {
-		if (i8042_reset_always_quirk)
-			i8042_reset = I8042_RESET_ALWAYS;
-
-		if (i8042_reset_never_quirk)
-			i8042_reset = I8042_RESET_NEVER;
-	}
-
 	/*
 	 * A20 was already enabled during early kernel init. But some buggy
 	 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
-- 
2.25.1