[PATCH 1/3] hdmi: add new HDMI 2.0 defines

Hans Verkuil hverkuil at xs4all.nl
Mon Dec 1 03:15:02 PST 2014


On 12/01/2014 12:03 PM, Thierry Reding wrote:
> On Fri, Nov 28, 2014 at 03:50:49PM +0100, Hans Verkuil wrote:
>> From: Hans Verkuil <hans.verkuil at cisco.com>
>>
>> Add new Video InfoFrame colorspace information introduced in HDMI 2.0
>> and new Audio Coding Extension Types, also from HDMI 2.0.
>>
>> Signed-off-by: Hans Verkuil <hans.verkuil at cisco.com>
>> ---
>>  include/linux/hdmi.h | 20 ++++++++++++++++++++
>>  1 file changed, 20 insertions(+)
>>
>> diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h
>> index 11c0182..38fd2a0 100644
>> --- a/include/linux/hdmi.h
>> +++ b/include/linux/hdmi.h
>> @@ -37,6 +37,8 @@ enum hdmi_colorspace {
>>  	HDMI_COLORSPACE_RGB,
>>  	HDMI_COLORSPACE_YUV422,
>>  	HDMI_COLORSPACE_YUV444,
>> +	HDMI_COLORSPACE_YUV420,
>> +	HDMI_COLORSPACE_IDO_DEFINED = 7,
>>  };
>>  
>>  enum hdmi_scan_mode {
>> @@ -77,6 +79,10 @@ enum hdmi_extended_colorimetry {
>>  	HDMI_EXTENDED_COLORIMETRY_S_YCC_601,
>>  	HDMI_EXTENDED_COLORIMETRY_ADOBE_YCC_601,
>>  	HDMI_EXTENDED_COLORIMETRY_ADOBE_RGB,
>> +
>> +	/* The following EC values are only defined in CEA-861-F. */
>> +	HDMI_EXTENDED_COLORIMETRY_BT2020_CONST_LUM,
>> +	HDMI_EXTENDED_COLORIMETRY_BT2020,
>>  };
>>  
>>  enum hdmi_quantization_range {
>> @@ -201,9 +207,23 @@ enum hdmi_audio_sample_frequency {
>>  
>>  enum hdmi_audio_coding_type_ext {
>>  	HDMI_AUDIO_CODING_TYPE_EXT_STREAM,
>> +
>> +	/*
>> +	 * The next three CXT values are defined in CEA-861-E only.
>> +	 * They do not exist in older versions, and in CEA-861-F they are
>> +	 * defined as 'Not in use'.
>> +	 */
>>  	HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC,
>>  	HDMI_AUDIO_CODING_TYPE_EXT_HE_AAC_V2,
>>  	HDMI_AUDIO_CODING_TYPE_EXT_MPEG_SURROUND,
>> +
>> +	/* The following CXT values are only defined in CEA-861-F. */
>> +	HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_HE_AAC,
>> +	HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_HE_AAC_V2,
>> +	HDMI_AUDIO_CODING_TYPE_EXT_MPEG4_AAC_LC,
>> +	HDMI_AUDIO_CODING_TYPE_EXT_DRA,
>> +	HDMI_AUDIO_CODING_TYPE_EXT_MPEG_HE_AAC_SURROUND,
>> +	HDMI_AUDIO_CODING_TYPE_EXT_MPEG_AAC_LC_SURROUND = 10,
> 
> I think the last two should be MPEG4_{HE_AAC,AAC}_SURROUND, and with
> that fixed:
> 
> Reviewed-by: Thierry Reding <treding at nvidia.com>
> 

You are correct, I will correct that.

Thanks,

	Hans


More information about the dri-devel mailing list