[RFC PATCH 2/3] drm/i915: Define WD trancoder for i915

Kandpal, Suraj suraj.kandpal at intel.com
Thu Apr 28 05:53:05 UTC 2022


++Laurent ,Dmitry, Abhinav and Rob

> -----Original Message-----
> From: Kandpal, Suraj <suraj.kandpal at intel.com>
> Sent: Thursday, April 21, 2022 10:38 AM
> To: intel-gfx at lists.freedesktop.org; dri-devel at lists.freedesktop.org
> Cc: Nikula, Jani <jani.nikula at intel.com>; ville.syrjala at linux.intel.com;
> Murthy, Arun R <arun.r.murthy at intel.com>; Kandpal, Suraj
> <suraj.kandpal at intel.com>
> Subject: [RFC PATCH 2/3] drm/i915: Define WD trancoder for i915
> 
> Adding WD Types, WD transcoder to enum list and WD Transcoder offsets
> 
> Signed-off-by: Suraj Kandpal <suraj.kandpal at intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_display.h       | 6 ++++++
>  drivers/gpu/drm/i915/display/intel_display_types.h | 1 +
>  drivers/gpu/drm/i915/i915_reg.h                    | 2 ++
>  3 files changed, 9 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display.h
> b/drivers/gpu/drm/i915/display/intel_display.h
> index 8513703086b7..8c93a5de8e07 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.h
> +++ b/drivers/gpu/drm/i915/display/intel_display.h
> @@ -119,6 +119,8 @@ enum transcoder {
>  	TRANSCODER_DSI_1,
>  	TRANSCODER_DSI_A = TRANSCODER_DSI_0,	/* legacy DSI */
>  	TRANSCODER_DSI_C = TRANSCODER_DSI_1,	/* legacy DSI */
> +	TRANSCODER_WD_0,
> +	TRANSCODER_WD_1,
> 
>  	I915_MAX_TRANSCODERS
>  };
> @@ -140,6 +142,10 @@ static inline const char *transcoder_name(enum
> transcoder transcoder)
>  		return "DSI A";
>  	case TRANSCODER_DSI_C:
>  		return "DSI C";
> +	case TRANSCODER_WD_0:
> +		return "WD 0";
> +	case TRANSCODER_WD_1:
> +		return "WD 1";
>  	default:
>  		return "<invalid>";
>  	}
> diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h
> b/drivers/gpu/drm/i915/display/intel_display_types.h
> index 7a96ecba73c0..dcb4ad43cf88 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> @@ -79,6 +79,7 @@ enum intel_output_type {
>  	INTEL_OUTPUT_DSI = 9,
>  	INTEL_OUTPUT_DDI = 10,
>  	INTEL_OUTPUT_DP_MST = 11,
> +	INTEL_OUTPUT_WD = 12,
>  };
> 
>  enum hdmi_force_audio {
> diff --git a/drivers/gpu/drm/i915/i915_reg.h
> b/drivers/gpu/drm/i915/i915_reg.h index ddbc7a685a50..6396afd77209
> 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -2023,6 +2023,8 @@
>  #define TRANSCODER_EDP_OFFSET 0x6f000
>  #define TRANSCODER_DSI0_OFFSET	0x6b000
>  #define TRANSCODER_DSI1_OFFSET	0x6b800
> +#define TRANSCODER_WD0_OFFSET	0x6e000
> +#define TRANSCODER_WD1_OFFSET	0x6e800
> 
>  #define HTOTAL(trans)		_MMIO_TRANS2(trans, _HTOTAL_A)
>  #define HBLANK(trans)		_MMIO_TRANS2(trans, _HBLANK_A)
> --
> 2.35.1



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