linux-kernel - [PATCH v0 1/5] Change/add data structures for SRG mouse reporting

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Message-ID: <7e65f1f060c2b9b22a4a051d4afb605913dedf79.1593155911.git.tammo.block@gmail.com>
Date:   Fri, 26 Jun 2020 09:22:07 +0200
From:   Tammo Block <tammo.block@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>
Subject: [PATCH v0 1/5] Change/add data structures for SRG mouse reporting

This extends the data structures and defines needed for additional
mouse reporting features. If URXVT and UTF8 reports should be supported
in the future, vc_proto_mouse would need another bit.

Signed-off-by: Tammo Block <tammo.block@...il.com>
---
 include/linux/console_struct.h |  3 ++-
 include/uapi/linux/tiocl.h     | 24 ++++++++++++++++--------
 2 files changed, 18 insertions(+), 9 deletions(-)

diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h
index 24d4c16e3ae0..cfb581eb8b82 100644
--- a/include/linux/console_struct.h
+++ b/include/linux/console_struct.h
@@ -122,7 +122,8 @@ struct vc_data {
 	unsigned int	vc_priv		: 3;
 	unsigned int	vc_need_wrap	: 1;
 	unsigned int	vc_can_do_color	: 1;
-	unsigned int	vc_report_mouse : 2;
+	unsigned int	vc_report_mouse : 3;
+	unsigned int	vc_proto_mouse  : 1;
 	unsigned char	vc_utf		: 1;	/* Unicode UTF-8 encoding */
 	unsigned char	vc_utf_count;
 		 int	vc_utf_char;
diff --git a/include/uapi/linux/tiocl.h b/include/uapi/linux/tiocl.h
index b32acc229024..df27608648f7 100644
--- a/include/uapi/linux/tiocl.h
+++ b/include/uapi/linux/tiocl.h
@@ -3,13 +3,17 @@
 #define _LINUX_TIOCL_H
 
 #define TIOCL_SETSEL	2	/* set a selection */
-#define 	TIOCL_SELCHAR	0	/* select characters */
-#define 	TIOCL_SELWORD	1	/* select whole words */
-#define 	TIOCL_SELLINE	2	/* select whole lines */
-#define 	TIOCL_SELPOINTER	3	/* show the pointer */
-#define 	TIOCL_SELCLEAR	4	/* clear visibility of selection */
-#define 	TIOCL_SELMOUSEREPORT	16	/* report beginning of selection */
-#define 	TIOCL_SELBUTTONMASK	15	/* button mask for report */
+#define		TIOCL_SELCHAR	0	/* select characters */
+#define		TIOCL_SELWORD	1	/* select whole words */
+#define		TIOCL_SELLINE	2	/* select whole lines */
+#define		TIOCL_SELPOINTER	3	/* show the pointer */
+#define		TIOCL_SELCLEAR	4	/* clear visibility of selection */
+#define		TIOCL_SELMOUSEREPORT	16	/* send X10 mouse report */
+#define		TIOCL_SELBUTTONMASK	15	/* button mask for X10 report */
+#define		TIOCL_SELSRGREPORT	32	/* send SRG mouse report */
+#define		TIOCL_SELSRGRELEASE	128	/* SRG report is release event */
+#define		TIOCL_SELSRGMASK	(255 << 8)	/* mask for SRG report */
+
 /* selection extent */
 struct tiocl_selection {
 	unsigned short xs;	/* X start */
@@ -28,7 +32,11 @@ struct tiocl_selection {
 
 /* these two don't return a value: they write it back in the type */
 #define TIOCL_GETSHIFTSTATE	6	/* write shift state */
-#define TIOCL_GETMOUSEREPORTING	7	/* write whether mouse event are reported */
+#define TIOCL_GETMOUSEREPORTING	7	/* write which mouse event to be reported */
+#define		TIOCL_REPORTBTNPRESS	1	/* report button press only    "9" */
+#define		TIOCL_REPORTRELEASE	2	/* report press and release "1000" */
+#define		TIOCL_REPORTDRAG	5	/* report drag events       "1002" */
+#define		TIOCL_REPORTANYMOVE	6	/* report any movement      "1003" */
 #define TIOCL_SETVESABLANK	10	/* set vesa blanking mode */
 #define TIOCL_SETKMSGREDIRECT	11	/* restrict kernel messages to a vt */
 #define TIOCL_GETFGCONSOLE	12	/* get foreground vt */
-- 
2.27.0