[Intel-gfx] [RFC 4/6] drm/i915/dp: Register definition for DP compliance register.

[Animesh Manna]

DP_COMP_CTL and DP_COMP_PAT register used to program DP
compliance pattern.

Signed-off-by: Animesh Manna <animesh.manna at intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index eefd789b9a28..38dacfddbd42 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -9621,6 +9621,26 @@ enum skl_power_gate {
 #define  DDI_BUF_BALANCE_LEG_ENABLE	(1 << 31)
 #define DDI_BUF_TRANS_HI(port, i)	_MMIO(_PORT(port, _DDI_BUF_TRANS_A, _DDI_BUF_TRANS_B) + (i) * 8 + 4)
 
+/* DDI DP Compliance Control */
+#define DDI_DP_COMP_CTL_A                      0x605f0
+#define DDI_DP_COMP_CTL_B                      0x615f0
+#define DDI_DP_COMP_CTL(port) _MMIO_PORT(port, DDI_DP_COMP_CTL_A, \
+					 DDI_DP_COMP_CTL_B)
+#define  DDI_DP_COMP_CTL_ENABLE                        (1 << 31)
+#define  DDI_DP_COMP_CTL_D10_2                 (0 << 28)
+#define  DDI_DP_COMP_CTL_SCRAMBLED_0           (1 << 28)
+#define  DDI_DP_COMP_CTL_PRBS7                 (2 << 28)
+#define  DDI_DP_COMP_CTL_CUSTOM80                      (3 << 28)
+#define  DDI_DP_COMP_CTL_HBR2                  (4 << 28)
+#define  DDI_DP_COMP_CTL_SCRAMBLED_1           (5 << 28)
+#define  DDI_DP_COMP_CTL_HBR2_RESET            (0xFC << 0)
+
+/* DDI DP Compliance Pattern */
+#define DDI_DP_COMP_PAT_A                      0x605f4
+#define DDI_DP_COMP_PAT_B                      0x615f4
+#define DDI_DP_COMP_PAT(port, i) _MMIO(_PORT(port, DDI_DP_COMP_PAT_A, \
+					     DDI_DP_COMP_PAT_B) + (i) * 4)
+
 /* Sideband Interface (SBI) is programmed indirectly, via
  * SBI_ADDR, which contains the register offset; and SBI_DATA,
  * which contains the payload */
-- 
2.22.0