[Intel-gfx] [PATCH v2 6/6] drm/i915: Define Intel HDCP2.2 registers

Daniel Vetter daniel at ffwll.ch
Mon Oct 29 15:31:40 UTC 2018


On Mon, Oct 29, 2018 at 03:15:51PM +0530, Ramalingam C wrote:
> Intel HDCP2.2 registers are defined with addr offsets and bit details.
> 
> v2:
>   Replaced the arith calc with _PICK [Sean Paul]
> v3:
>   No changes.
> v4:
>   %s/HDCP2_CTR_DDI/HDCP2_CTL_DDI [Uma]
> v5:
>   Added parentheses for the parameters of macro.
> v6:
>   No changes
> v7:
>   No changes
> 
> Signed-off-by: Ramalingam C <ramalingam.c at intel.com>
> Reviewed-by: Sean Paul <seanpaul at chromium.org>
> Reviewed-by: Uma Shankar <uma.shankar at intel.com>

All (except the one patch) merged into dinq.
-Daniel

> ---
>  drivers/gpu/drm/i915/i915_reg.h | 32 ++++++++++++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 69eb573348b3..934722693477 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -9038,6 +9038,38 @@ enum skl_power_gate {
>  #define  HDCP_STATUS_CIPHER		BIT(16)
>  #define  HDCP_STATUS_FRAME_CNT(x)	(((x) >> 8) & 0xff)
>  
> +/* HDCP2.2 Registers */
> +#define _PORTA_HDCP2_BASE		0x66800
> +#define _PORTB_HDCP2_BASE		0x66500
> +#define _PORTC_HDCP2_BASE		0x66600
> +#define _PORTD_HDCP2_BASE		0x66700
> +#define _PORTE_HDCP2_BASE		0x66A00
> +#define _PORTF_HDCP2_BASE		0x66900
> +#define _PORT_HDCP2_BASE(port, x)	_MMIO(_PICK((port), \
> +					  _PORTA_HDCP2_BASE, \
> +					  _PORTB_HDCP2_BASE, \
> +					  _PORTC_HDCP2_BASE, \
> +					  _PORTD_HDCP2_BASE, \
> +					  _PORTE_HDCP2_BASE, \
> +					  _PORTF_HDCP2_BASE) + (x))
> +
> +#define HDCP2_AUTH_DDI(port)		_PORT_HDCP2_BASE(port, 0x98)
> +#define   AUTH_LINK_AUTHENTICATED	BIT(31)
> +#define   AUTH_LINK_TYPE		BIT(30)
> +#define   AUTH_FORCE_CLR_INPUTCTR	BIT(19)
> +#define   AUTH_CLR_KEYS			BIT(18)
> +
> +#define HDCP2_CTL_DDI(port)		_PORT_HDCP2_BASE(port, 0xB0)
> +#define   CTL_LINK_ENCRYPTION_REQ	BIT(31)
> +
> +#define HDCP2_STATUS_DDI(port)		_PORT_HDCP2_BASE(port, 0xB4)
> +#define   STREAM_ENCRYPTION_STATUS_A	BIT(31)
> +#define   STREAM_ENCRYPTION_STATUS_B	BIT(30)
> +#define   STREAM_ENCRYPTION_STATUS_C	BIT(29)
> +#define   LINK_TYPE_STATUS		BIT(22)
> +#define   LINK_AUTH_STATUS		BIT(21)
> +#define   LINK_ENCRYPTION_STATUS	BIT(20)
> +
>  /* Per-pipe DDI Function Control */
>  #define _TRANS_DDI_FUNC_CTL_A		0x60400
>  #define _TRANS_DDI_FUNC_CTL_B		0x61400
> -- 
> 2.7.4
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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