From: Chris Zhong <zyw@rock-chips.com>
To: myungjoo.ham@samsung.com, linux@roeck-us.net, cw00.choi@samsung.com
Cc: linux-kernel@vger.kernel.org, cpgs@samsung.com,
groeck@chromium.org, Chris Zhong <zyw@rock-chips.com>
Subject: [PATCH] extcon: Introduce EXTCON_PROP_DISP_HPD property
Date: Fri, 9 Sep 2016 17:33:50 -0700 [thread overview]
Message-ID: <1473467630-29675-1-git-send-email-zyw@rock-chips.com> (raw)
EXTCON_PROP_DISP_HPD is need by display port, if the system has no hpd
interrupt, this property can be used.
Change-Id: I8b3eb78429126eaa369b10711b7f857b0a3df8ed
Signed-off-by: Chris Zhong <zyw@rock-chips.com>
---
include/linux/extcon.h | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/include/linux/extcon.h b/include/linux/extcon.h
index 9147c42..4411893 100644
--- a/include/linux/extcon.h
+++ b/include/linux/extcon.h
@@ -131,9 +131,21 @@
#define EXTCON_PROP_JACK_MAX 100
#define EXTCON_PROP_JACK_CNT (EXTCON_PROP_JACK_MAX - EXTCON_PROP_JACK_MIN + 1)
+/*
+ * Properties of EXTCON_TYPE_DISP.
+ *
+ * - EXTCON_PROP_DISP_HPD
+ * @type: integer (intval)
+ * @value: 0 (no hpd) or 1 (hpd)
+ * @default: 0 (no hpd)
+ *
+ */
+
+#define EXTCON_PROP_DISP_HPD 150
+
/* Properties of EXTCON_TYPE_DISP. */
#define EXTCON_PROP_DISP_MIN 150
-#define EXTCON_PROP_DISP_MAX 150
+#define EXTCON_PROP_DISP_MAX 151
#define EXTCON_PROP_DISP_CNT (EXTCON_PROP_DISP_MAX - EXTCON_PROP_DISP_MIN + 1)
/*
--
1.9.1
next reply other threads:[~2016-09-10 0:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20160910003427epcas1p24ea63646e269802afb56104fd9096471@epcas1p2.samsung.com>
2016-09-10 0:33 ` Chris Zhong [this message]
2016-09-10 3:07 ` Guenter Roeck
2016-09-12 1:03 ` Chanwoo Choi
2016-09-12 2:23 ` Chanwoo Choi
2016-09-12 2:29 ` Guenter Roeck
2016-09-12 2:40 ` Chanwoo Choi
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