[Intel-gfx] [PATCH 11/41] drm/i915: add definition of DDI buffer translations regs

[Eugeni Dodonov]

Those registers are used to train DDI buffer translations for each link
type.

v2: access each port registers through the DDI_BUF_TRANS macro

Signed-off-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h |    7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index ef99df3..880c4f7 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3938,4 +3938,11 @@
 #define  DDI_PORT_WIDTH_X4				(3<<1)
 #define  DDI_INIT_DISPLAY_DETECTED		(1<<0)
 
+/* DDI Buffer Translations */
+#define DDI_BUF_TRANS_A				0x64E00
+#define DDI_BUF_TRANS_B				0x64E60
+#define DDI_BUF_TRANS(port) _PORT(port, \
+					DDI_BUF_TRANS_A, \
+					DDI_BUF_TRANS_B)
+
 #endif /* _I915_REG_H_ */
-- 
1.7.9.5