From: Eugeni Dodonov Date: Thu, 29 Mar 2012 15:32:27 +0000 (-0300) Subject: drm/i915: add definition of DDI buffer translations regs X-Git-Tag: firefly_0821_release~3680^2~2315^2~115^2~21 X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=bb879a44ffd5f708be14b1578239e51b2a4555e8;p=firefly-linux-kernel-4.4.55.git 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 Reviewed-by: Daniel Vetter Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index bcc76ce1afa6..a87f41c92243 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -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_ */