linux-kernel - [PATCH] HID: logitech-hidpp: Add constants for HID++ 2.0 error codes

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Message-Id: <20221207100033.64095-1-hadess@hadess.net>
Date:   Wed,  7 Dec 2022 11:00:33 +0100
From:   Bastien Nocera <hadess@...ess.net>
To:     linux-input@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Jiri Kosina <jikos@...nel.org>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        "Peter F . Patel-Schneider" <pfpschneider@...il.com>,
        Filipe Laíns <lains@...eup.net>,
        Nestor Lopez Casado <nlopezcasad@...itech.com>
Subject: [PATCH] HID: logitech-hidpp: Add constants for HID++ 2.0 error codes

Add constants for HID++ 2.0 error codes listed in "Protocol HID++2.0
essential features" chapter, page 3, in
logitech_hidpp_2.0_specification_draft_2012-06-04.pdf

Signed-off-by: Bastien Nocera <hadess@...ess.net>
---
 drivers/hid/hid-logitech-hidpp.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 71a9c258a20b..4c327969545f 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -225,6 +225,16 @@ struct hidpp_device {
 #define HIDPP_ERROR_INVALID_PARAM_VALUE		0x0b
 #define HIDPP_ERROR_WRONG_PIN_CODE		0x0c
 /* HID++ 2.0 error codes */
+#define HIDPP20_ERROR_NO_ERROR			0x00
+#define HIDPP20_ERROR_UNKNOWN			0x01
+#define HIDPP20_ERROR_INVALID_ARGS		0x02
+#define HIDPP20_ERROR_OUT_OF_RANGE		0x03
+#define HIDPP20_ERROR_HW_ERROR			0x04
+#define HIDPP20_ERROR_LOGITECH_INTERNAL		0x05
+#define HIDPP20_ERROR_INVALID_FEATURE_INDEX	0x06
+#define HIDPP20_ERROR_INVALID_FUNCTION_ID	0x07
+#define HIDPP20_ERROR_BUSY			0x08
+#define HIDPP20_ERROR_UNSUPPORTED		0x09
 #define HIDPP20_ERROR				0xff
 
 static void hidpp_connect_event(struct hidpp_device *hidpp_dev);
-- 
2.38.1