linux-kernel - [PATCH 01/11] HID: add haptics page defines

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Message-ID: <20250714-support-forcepads-v1-1-71c7c05748c9@google.com>
Date: Mon, 14 Jul 2025 15:09:34 +0000
From: Jonathan Denose <jdenose@...gle.com>
To: Jiri Kosina <jikos@...nel.org>, Benjamin Tissoires <bentiss@...nel.org>, 
	Dmitry Torokhov <dmitry.torokhov@...il.com>, Jonathan Corbet <corbet@....net>, 
	Henrik Rydberg <rydberg@...math.org>
Cc: linux-input@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-doc@...r.kernel.org, Angela Czubak <aczubak@...gle.com>, 
	"Sean O'Brien" <seobrien@...gle.com>, Jonathan Denose <jdenose@...gle.com>
Subject: [PATCH 01/11] HID: add haptics page defines

From: Angela Czubak <aczubak@...gle.com>

Introduce haptic usages as defined in HID Usage Tables specification.
Add HID units for newton and gram.

Signed-off-by: Angela Czubak <aczubak@...gle.com>
Co-developed-by: Jonathan Denose <jdenose@...gle.com>
Signed-off-by: Jonathan Denose <jdenose@...gle.com>
---
 include/linux/hid.h | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/include/linux/hid.h b/include/linux/hid.h
index 568a9d8c749bc5547ff78d5abe6db7bce2f62d2b..344ab0e40f29afe55575e5a7544496b7bb48a266 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -156,6 +156,7 @@ struct hid_item {
 #define HID_UP_TELEPHONY	0x000b0000
 #define HID_UP_CONSUMER		0x000c0000
 #define HID_UP_DIGITIZER	0x000d0000
+#define HID_UP_HAPTIC		0x000e0000
 #define HID_UP_PID		0x000f0000
 #define HID_UP_BATTERY		0x00850000
 #define HID_UP_CAMERA		0x00900000
@@ -316,6 +317,28 @@ struct hid_item {
 #define HID_DG_TOOLSERIALNUMBER	0x000d005b
 #define HID_DG_LATENCYMODE	0x000d0060
 
+#define HID_HP_SIMPLECONTROLLER	0x000e0001
+#define HID_HP_WAVEFORMLIST	0x000e0010
+#define HID_HP_DURATIONLIST	0x000e0011
+#define HID_HP_AUTOTRIGGER	0x000e0020
+#define HID_HP_MANUALTRIGGER	0x000e0021
+#define HID_HP_AUTOTRIGGERASSOCIATEDCONTROL 0x000e0022
+#define HID_HP_INTENSITY	0x000e0023
+#define HID_HP_REPEATCOUNT	0x000e0024
+#define HID_HP_RETRIGGERPERIOD	0x000e0025
+#define HID_HP_WAVEFORMVENDORPAGE	0x000e0026
+#define HID_HP_WAVEFORMVENDORID	0x000e0027
+#define HID_HP_WAVEFORMCUTOFFTIME	0x000e0028
+#define HID_HP_WAVEFORMNONE	0x000e1001
+#define HID_HP_WAVEFORMSTOP	0x000e1002
+#define HID_HP_WAVEFORMCLICK	0x000e1003
+#define HID_HP_WAVEFORMBUZZCONTINUOUS	0x000e1004
+#define HID_HP_WAVEFORMRUMBLECONTINUOUS	0x000e1005
+#define HID_HP_WAVEFORMPRESS	0x000e1006
+#define HID_HP_WAVEFORMRELEASE	0x000e1007
+#define HID_HP_VENDORWAVEFORMMIN	0x000e2001
+#define HID_HP_VENDORWAVEFORMMAX	0x000e2fff
+
 #define HID_BAT_ABSOLUTESTATEOFCHARGE	0x00850065
 #define HID_BAT_CHARGING		0x00850044
 
@@ -423,6 +446,12 @@ struct hid_item {
 #define HID_REPORT_PROTOCOL	1
 #define HID_BOOT_PROTOCOL	0
 
+/*
+ * HID units
+ */
+#define HID_UNIT_GRAM		0x0101
+#define HID_UNIT_NEWTON		0xe111
+
 /*
  * This is the global environment of the parser. This information is
  * persistent for main-items. The global environment can be saved and

-- 
2.50.0.727.gbf7dc18ff4-goog