[PATCH v8 1/7] drm/i915: Define and compute Transcoder CMRR registers

Jani Nikula jani.nikula at intel.com
Mon May 13 11:53:45 UTC 2024


On Thu, 09 May 2024, Mitul Golani <mitulkumar.ajitkumar.golani at intel.com> wrote:
> Add register definitions for Transcoder Fixed Average
> Vtotal mode/CMRR function, with the necessary bitfields.
> Compute these registers when CMRR is enabled, extending
> Adaptive refresh rate capabilities.
>
> --v2:
> - Use intel_de_read64_2x32 in intel_vrr_get_config. [Jani]
> - Fix indent and order based on register offset. [Jani]

How does this match with...

>  
> +#define	_TRANS_CMRR_M_LO_A		0x604F0
> +#define	_TRANS_CMRR_M_HI_A		0x604F4
> +#define	_TRANS_CMRR_N_LO_A		0x604F8
> +#define	_TRANS_CMRR_N_HI_A		0x604FC
> +#define	TRANS_CMRR_M_LO(trans)		_MMIO_TRANS2(dev_priv, trans, _TRANS_CMRR_M_LO_A)
> +#define	TRANS_CMRR_M_HI(trans)		_MMIO_TRANS2(dev_priv, trans, _TRANS_CMRR_M_HI_A)
> +#define	TRANS_CMRR_N_LO(trans)		_MMIO_TRANS2(dev_priv, trans, _TRANS_CMRR_N_LO_A)
> +#define	TRANS_CMRR_N_HI(trans)		_MMIO_TRANS2(dev_priv, trans, _TRANS_CMRR_N_HI_A)
> +

...this?

Please read the comment at the top of i915_reg.h

BR,
Jani.


>  /* VGA port control */
>  #define ADPA			_MMIO(0x61100)
>  #define PCH_ADPA                _MMIO(0xe1100)

-- 
Jani Nikula, Intel


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