drm/i915: add definition of DDI buffer translations regs

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@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Eugeni Dodonov 2012-03-29 12:32:27 -03:00 committed by Daniel Vetter
parent 03f896a1ae
commit bb879a44ff

View file

@ -4109,4 +4109,11 @@
#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_ */