drm: Add definitions for DP compliance Video pattern tests

v4:
* Remove redundant single bit defs (Jani Nikula)
v3:
* Fix the conventions in bit definitions (Jani Nikula)
v2:
* Add all the other DP Complianec TEST register defs (Jani Nikula)
Cc: dri-devel@lists.freedesktop.org
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1484968170-12467-4-git-send-email-manasi.d.navare@intel.com

include/drm/drm_dp_helper.h

@@ -417,6 +417,63 @@
 #define DP_TEST_LANE_COUNT		    0x220
 
 #define DP_TEST_PATTERN			    0x221
+# define DP_NO_TEST_PATTERN                 0x0
+# define DP_COLOR_RAMP                      0x1
+# define DP_BLACK_AND_WHITE_VERTICAL_LINES  0x2
+# define DP_COLOR_SQUARE                    0x3
+
+#define DP_TEST_H_TOTAL_HI                  0x222
+#define DP_TEST_H_TOTAL_LO                  0x223
+
+#define DP_TEST_V_TOTAL_HI                  0x224
+#define DP_TEST_V_TOTAL_LO                  0x225
+
+#define DP_TEST_H_START_HI                  0x226
+#define DP_TEST_H_START_LO                  0x227
+
+#define DP_TEST_V_START_HI                  0x228
+#define DP_TEST_V_START_LO                  0x229
+
+#define DP_TEST_HSYNC_HI                    0x22A
+# define DP_TEST_HSYNC_POLARITY             (1 << 7)
+# define DP_TEST_HSYNC_WIDTH_HI_MASK        (127 << 0)
+#define DP_TEST_HSYNC_WIDTH_LO              0x22B
+
+#define DP_TEST_VSYNC_HI                    0x22C
+# define DP_TEST_VSYNC_POLARITY             (1 << 7)
+# define DP_TEST_VSYNC_WIDTH_HI_MASK        (127 << 0)
+#define DP_TEST_VSYNC_WIDTH_LO              0x22D
+
+#define DP_TEST_H_WIDTH_HI                  0x22E
+#define DP_TEST_H_WIDTH_LO                  0x22F
+
+#define DP_TEST_V_HEIGHT_HI                 0x230
+#define DP_TEST_V_HEIGHT_LO                 0x231
+
+#define DP_TEST_MISC0                       0x232
+# define DP_TEST_SYNC_CLOCK                 (1 << 0)
+# define DP_TEST_COLOR_FORMAT_MASK          (3 << 1)
+# define DP_TEST_COLOR_FORMAT_SHIFT         1
+# define DP_COLOR_FORMAT_RGB                (0 << 1)
+# define DP_COLOR_FORMAT_YCbCr422           (1 << 1)
+# define DP_COLOR_FORMAT_YCbCr444           (2 << 1)
+# define DP_TEST_DYNAMIC_RANGE_CEA          (1 << 3)
+# define DP_TEST_YCBCR_COEFFICIENTS         (1 << 4)
+# define DP_YCBCR_COEFFICIENTS_ITU601       (0 << 4)
+# define DP_YCBCR_COEFFICIENTS_ITU709       (1 << 4)
+# define DP_TEST_BIT_DEPTH_MASK             (7 << 5)
+# define DP_TEST_BIT_DEPTH_SHIFT            5
+# define DP_TEST_BIT_DEPTH_6                (0 << 5)
+# define DP_TEST_BIT_DEPTH_8                (1 << 5)
+# define DP_TEST_BIT_DEPTH_10               (2 << 5)
+# define DP_TEST_BIT_DEPTH_12               (3 << 5)
+# define DP_TEST_BIT_DEPTH_16               (4 << 5)
+
+#define DP_TEST_MISC1                       0x233
+# define DP_TEST_REFRESH_DENOMINATOR        (1 << 0)
+# define DP_TEST_INTERLACED                 (1 << 1)
+
+#define DP_TEST_REFRESH_RATE_NUMERATOR      0x234
 
 #define DP_TEST_CRC_R_CR		    0x240
 #define DP_TEST_CRC_G_Y			    0x242