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From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Uma Shankar <uma.shankar@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [v11 04/13] drm/i915/display: Enable quantization range for HDR on LSPCON devices
Date: Thu, 26 Nov 2020 18:27:33 +0200	[thread overview]
Message-ID: <20201126162733.GF6112@intel.com> (raw)
In-Reply-To: <20201126081445.29759-5-uma.shankar@intel.com>

On Thu, Nov 26, 2020 at 01:44:36PM +0530, Uma Shankar wrote:
> This patch handles the quantization range for Lspcon.

I would state it as "fixes quantization range for YCbCr output" or
something along those lins.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

> 
> Signed-off-by: Uma Shankar <uma.shankar@intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_lspcon.c | 17 +++++++++++------
>  1 file changed, 11 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_lspcon.c b/drivers/gpu/drm/i915/display/intel_lspcon.c
> index f98891f058da..7cb65e0f241e 100644
> --- a/drivers/gpu/drm/i915/display/intel_lspcon.c
> +++ b/drivers/gpu/drm/i915/display/intel_lspcon.c
> @@ -523,12 +523,17 @@ void lspcon_set_infoframes(struct intel_encoder *encoder,
>  	else
>  		frame.avi.colorspace = HDMI_COLORSPACE_RGB;
>  
> -	drm_hdmi_avi_infoframe_quant_range(&frame.avi,
> -					   conn_state->connector,
> -					   adjusted_mode,
> -					   crtc_state->limited_color_range ?
> -					   HDMI_QUANTIZATION_RANGE_LIMITED :
> -					   HDMI_QUANTIZATION_RANGE_FULL);
> +	if (crtc_state->output_format == INTEL_OUTPUT_FORMAT_RGB) {
> +		drm_hdmi_avi_infoframe_quant_range(&frame.avi,
> +						   conn_state->connector,
> +						   adjusted_mode,
> +						   crtc_state->limited_color_range ?
> +						   HDMI_QUANTIZATION_RANGE_LIMITED :
> +						   HDMI_QUANTIZATION_RANGE_FULL);
> +	} else {
> +		frame.avi.quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT;
> +		frame.avi.ycc_quantization_range = HDMI_YCC_QUANTIZATION_RANGE_LIMITED;
> +	}
>  
>  	ret = hdmi_infoframe_pack(&frame, buf, sizeof(buf));
>  	if (ret < 0) {
> -- 
> 2.26.2

-- 
Ville Syrjälä
Intel
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  reply	other threads:[~2020-11-26 16:27 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-26  8:14 [Intel-gfx] [v11 00/13] Enable HDR on MCA LSPCON based Gen9 devices Uma Shankar
2020-11-26  8:14 ` [Intel-gfx] [v11 01/13] drm/i915/display: Add HDR Capability detection for LSPCON Uma Shankar
2020-11-26 16:26   ` Ville Syrjälä
2020-11-26 20:10     ` Shankar, Uma
2020-11-26  8:14 ` [Intel-gfx] [v11 02/13] drm/i915/display: Enable HDR on gen9 devices with MCA Lspcon Uma Shankar
2020-11-26  8:14 ` [Intel-gfx] [v11 03/13] drm/i915/display: Attach HDR property for capable Gen9 devices Uma Shankar
2020-11-26  8:14 ` [Intel-gfx] [v11 04/13] drm/i915/display: Enable quantization range for HDR on LSPCON devices Uma Shankar
2020-11-26 16:27   ` Ville Syrjälä [this message]
2020-11-26  8:14 ` [Intel-gfx] [v11 05/13] drm/i915/display: Add a WARN for invalid output range and format Uma Shankar
2020-11-26 16:27   ` Ville Syrjälä
2020-11-26  8:14 ` [Intel-gfx] [v11 06/13] drm/i915/display: Attach content type property for LSPCON Uma Shankar
2020-11-26 16:28   ` Ville Syrjälä
2020-11-26  8:14 ` [Intel-gfx] [v11 07/13] i915/display: Enable BT2020 for HDR on LSPCON devices Uma Shankar
2020-11-26 17:13   ` Ville Syrjälä
2020-11-26 20:23     ` Shankar, Uma
2020-11-26  8:14 ` [Intel-gfx] [v11 08/13] drm/i915/display: Enable HDR for Parade based lspcon Uma Shankar
2020-11-26  8:14 ` [Intel-gfx] [v11 09/13] drm/i915/display: Implement infoframes readback for LSPCON Uma Shankar
2020-11-26 16:32   ` Ville Syrjälä
2020-11-26 17:44     ` Ville Syrjälä
2020-11-26 20:11       ` Shankar, Uma
2020-11-26  8:14 ` [Intel-gfx] [v11 10/13] drm/i915/display: Implement DRM infoframe read " Uma Shankar
2020-11-26  8:14 ` [Intel-gfx] [v11 11/13] drm/i915/lspcon: Create separate infoframe_enabled helper Uma Shankar
2020-11-26  8:14 ` [Intel-gfx] [v11 12/13] drm/i915/lspcon: Do not send DRM infoframes to non-HDMI sinks Uma Shankar
2020-11-26  8:14 ` [Intel-gfx] [v11 13/13] drm/i915/display: [NOT FOR MERGE] Reduce blanking to support 4k60@10bpp for LSPCON Uma Shankar
2020-11-26  9:41 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for Enable HDR on MCA LSPCON based Gen9 devices (rev11) Patchwork
2020-11-26  9:42 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2020-11-26 10:11 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2020-11-26 12:06 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork

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