[Intel-gfx] [PATCH 07/37] drm/i915: add DP_TP_CTL registers

Chris Wilson chris at chris-wilson.co.uk
Thu Mar 22 11:43:57 CET 2012


On Wed, 21 Mar 2012 22:09:42 -0300, Eugeni Dodonov <eugeni.dodonov at intel.com> wrote:
> This is one set of those registers for each pipe.
> 
> Signed-off-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_reg.h |   16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 09b2267..7a9232e 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -3890,4 +3890,20 @@
>  #define  PIPE_DDI_PORT_WIDTH_X2			(1<<1)
>  #define  PIPE_DDI_PORT_WIDTH_X4			(3<<1)
>  
> +/* DisplayPort Transport Control */
> +#define DP_TP_CTL_A			0x64040
> +#define DP_TP_CTL_B			0x64140
> +#define DP_TP_CTL_C			0x64240
> +#define DP_TP_CTL_D			0x64340
> +#define DP_TP_CTL_E			0x64440
> +#define  DP_TP_CTL_ENABLE		(1<<31)
> +#define  DP_TP_CTL_MODE_SST	(0<<27)
> +#define  DP_TP_CTL_MODE_MST	(1<<27)
> +#define  DP_TP_CTL_ENHANCED_FRAME_ENABLE	(1<<18)
> +#define  DP_TP_CTL_FDI_AUTOTRAIN	(1<<15)
> +#define  DP_TP_CTL_LINK_TRAIN_MASK		(7<<8)
> +#define  DP_TP_CTL_LINK_TRAIN_PAT1		(0<<8)
> +#define  DP_TP_CTL_LINK_TRAIN_PAT2		(1<<8)
> +#define  DP_TP_CTL_LINK_TRAIN_NORMAL	(3<<8)

Would these not benefit from a #define DP_TP_CTL(pipe)?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre



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