On Wed, Jun 27, 2018 at 02:09:56PM +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.
>
> Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx>
Reviewed-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
> ---
> 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 caad19f5f557..822fee56931e 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -8697,6 +8697,38 @@ 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
>
> _______________________________________________
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> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Sean Paul, Software Engineer, Google / Chromium OS
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