From: Sonika Jindal <sonika.jindal@intel.com>
To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Subject: [PATCH] drm: Adding edp1.4 specific dpcd macros
Date: Thu, 19 Feb 2015 13:16:44 +0530 [thread overview]
Message-ID: <1424332004-6951-1-git-send-email-sonika.jindal@intel.com> (raw)
Adding dpcd macros related to edp1.4 and link rates
v2: Added DP_SUPPORTED_LINK_RATES macros
Signed-off-by: Sonika Jindal <sonika.jindal@intel.com>
---
include/drm/drm_dp_helper.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 11f8c84..77a55e2 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -92,6 +92,9 @@
# define DP_MSA_TIMING_PAR_IGNORED (1 << 6) /* eDP */
# define DP_OUI_SUPPORT (1 << 7)
+#define DP_SUPPORTED_LINK_RATES 0x010 /*eDP 1.4*/
+#define DP_MAX_SUPPORTED_RATES 0x8
+
#define DP_I2C_SPEED_CAP 0x00c /* DPI */
# define DP_I2C_SPEED_1K 0x01
# define DP_I2C_SPEED_5K 0x02
@@ -101,6 +104,7 @@
# define DP_I2C_SPEED_1M 0x20
#define DP_EDP_CONFIGURATION_CAP 0x00d /* XXX 1.2? */
+# define DP_DPCD_DISPLAY_CONTROL_CAPABLE (1 << 3) /* edp v1.2 or higher */
#define DP_TRAINING_AUX_RD_INTERVAL 0x00e /* XXX 1.2? */
/* Multiple stream transport */
@@ -221,6 +225,8 @@
# define DP_UP_REQ_EN (1 << 1)
# define DP_UPSTREAM_IS_SRC (1 << 2)
+#define DP_LINK_RATE_SET 0x115
+
#define DP_PSR_EN_CFG 0x170 /* XXX 1.2? */
# define DP_PSR_ENABLE (1 << 0)
# define DP_PSR_MAIN_LINK_ACTIVE (1 << 1)
@@ -332,6 +338,8 @@
# define DP_SET_POWER_D3 0x2
# define DP_SET_POWER_MASK 0x3
+#define DP_EDP_DPCD_REV 0x700
+
#define DP_SIDEBAND_MSG_DOWN_REQ_BASE 0x1000 /* 1.2 MST */
#define DP_SIDEBAND_MSG_UP_REP_BASE 0x1200 /* 1.2 MST */
#define DP_SIDEBAND_MSG_DOWN_REP_BASE 0x1400 /* 1.2 MST */
--
1.7.10.4
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next reply other threads:[~2015-02-19 7:46 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-19 7:46 Sonika Jindal [this message]
2015-02-19 10:31 ` [PATCH] drm: Adding edp1.4 specific dpcd macros shuang.he
2015-02-19 17:46 ` Todd Previte
2015-02-20 8:25 ` Jani Nikula
2015-02-20 17:00 ` Todd Previte
2015-02-23 23:51 ` Daniel Vetter
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