drm/dp: add DPCD definitions from eDP 1.4

Add a number of DPCD definitions from eDP 1.4.

v2: s/DP_ALPM_LOCK_TIMEOUT_ERROR_STATUS/DP_ALPM_LOCK_TIMEOUT_ERROR/
   (Sonika)

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Sonika Jindal <sonika.jindal@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 319d5ed..c5fdc2d 100644 (file)
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -168,10 +168,18 @@
 #define DP_AUD_DEL_INS2                            0x02d
 /* End of AV_SYNC_DATA_BLOCK */
 
+#define DP_RECEIVER_ALPM_CAP               0x02e   /* eDP 1.4 */
+# define DP_ALPM_CAP                       (1 << 0)
+
+#define DP_SINK_DEVICE_AUX_FRAME_SYNC_CAP   0x02f   /* eDP 1.4 */
+# define DP_AUX_FRAME_SYNC_CAP             (1 << 0)
+
 #define DP_GUID                                    0x030   /* 1.2 */
 
 #define DP_PSR_SUPPORT                      0x070   /* XXX 1.2? */
 # define DP_PSR_IS_SUPPORTED                1
+# define DP_PSR2_IS_SUPPORTED              2       /* eDP 1.4 */
+
 #define DP_PSR_CAPS                         0x071   /* XXX 1.2? */
 # define DP_PSR_NO_TRAIN_ON_EXIT            1
 # define DP_PSR_SETUP_TIME_330              (0 << 1)
@@ -211,6 +219,7 @@
 
 /* link configuration */
 #define        DP_LINK_BW_SET                      0x100
+# define DP_LINK_RATE_TABLE                0x00    /* eDP 1.4 */
 # define DP_LINK_BW_1_62                   0x06
 # define DP_LINK_BW_2_7                            0x0a
 # define DP_LINK_BW_5_4                            0x14    /* 1.2 */
@@ -307,15 +316,30 @@
 #define DP_AUDIO_DELAY2                            0x114
 
 #define DP_LINK_RATE_SET                   0x115   /* eDP 1.4 */
+# define DP_LINK_RATE_SET_SHIFT                    0
+# define DP_LINK_RATE_SET_MASK             (7 << 0)
+
+#define DP_RECEIVER_ALPM_CONFIG                    0x116   /* eDP 1.4 */
+# define DP_ALPM_ENABLE                            (1 << 0)
+# define DP_ALPM_LOCK_ERROR_IRQ_HPD_ENABLE  (1 << 1)
+
+#define DP_SINK_DEVICE_AUX_FRAME_SYNC_CONF  0x117   /* eDP 1.4 */
+# define DP_AUX_FRAME_SYNC_ENABLE          (1 << 0)
+# define DP_IRQ_HPD_ENABLE                 (1 << 1)
 
 #define DP_UPSTREAM_DEVICE_DP_PWR_NEED     0x118   /* 1.2 */
 # define DP_PWR_NOT_NEEDED                 (1 << 0)
 
+#define DP_AUX_FRAME_SYNC_VALUE                    0x15c   /* eDP 1.4 */
+# define DP_AUX_FRAME_SYNC_VALID           (1 << 0)
+
 #define DP_PSR_EN_CFG                      0x170   /* XXX 1.2? */
 # define DP_PSR_ENABLE                     (1 << 0)
 # define DP_PSR_MAIN_LINK_ACTIVE           (1 << 1)
 # define DP_PSR_CRC_VERIFICATION           (1 << 2)
 # define DP_PSR_FRAME_CAPTURE              (1 << 3)
+# define DP_PSR_SELECTIVE_UPDATE           (1 << 4)
+# define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS     (1 << 5)
 
 #define DP_ADAPTER_CTRL                            0x1a0
 # define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE   (1 << 0)
@@ -423,6 +447,10 @@
 # define DP_SET_POWER_MASK                  0x3
 
 #define DP_EDP_DPCD_REV                            0x700    /* eDP 1.2 */
+# define DP_EDP_11                         0x00
+# define DP_EDP_12                         0x01
+# define DP_EDP_13                         0x02
+# define DP_EDP_14                         0x03
 
 #define DP_EDP_GENERAL_CAP_1               0x701
 
@@ -430,6 +458,8 @@
 
 #define DP_EDP_GENERAL_CAP_2               0x703
 
+#define DP_EDP_GENERAL_CAP_3               0x704    /* eDP 1.4 */
+
 #define DP_EDP_DISPLAY_CONTROL_REGISTER     0x720
 
 #define DP_EDP_BACKLIGHT_MODE_SET_REGISTER  0x721
@@ -456,6 +486,9 @@
 #define DP_EDP_DBC_MINIMUM_BRIGHTNESS_SET   0x732
 #define DP_EDP_DBC_MAXIMUM_BRIGHTNESS_SET   0x733
 
+#define DP_EDP_REGIONAL_BACKLIGHT_BASE      0x740    /* eDP 1.4 */
+#define DP_EDP_REGIONAL_BACKLIGHT_0        0x741    /* eDP 1.4 */
+
 #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 */
@@ -474,6 +507,7 @@
 #define DP_PSR_ERROR_STATUS                 0x2006  /* XXX 1.2? */
 # define DP_PSR_LINK_CRC_ERROR              (1 << 0)
 # define DP_PSR_RFB_STORAGE_ERROR           (1 << 1)
+# define DP_PSR_VSC_SDP_UNCORRECTABLE_ERROR (1 << 2) /* eDP 1.4 */
 
 #define DP_PSR_ESI                          0x2007  /* XXX 1.2? */
 # define DP_PSR_CAPS_CHANGE                 (1 << 0)
@@ -487,6 +521,9 @@
 # define DP_PSR_SINK_INTERNAL_ERROR         7
 # define DP_PSR_SINK_STATE_MASK             0x07
 
+#define DP_RECEIVER_ALPM_STATUS                    0x200b  /* eDP 1.4 */
+# define DP_ALPM_LOCK_TIMEOUT_ERROR        (1 << 0)
+
 /* DP 1.2 Sideband message defines */
 /* peer device type - DP 1.2a Table 2-92 */
 #define DP_PEER_DEVICE_NONE            0x0