>-----Original Message-----
>From: Sharma, Shashank
>Sent: Thursday, December 20, 2018 11:38 PM
>To: Shankar, Uma <uma.shan...@intel.com>; intel-gfx@lists.freedesktop.org;
>dri-de...@lists.freedesktop.org
>Cc: Lankhorst, Maarten <maarten.lankho...@intel.com>; Syrjala, Ville
><ville.syrj...@intel.com>; brian.star...@arm.com
>Subject: Re: [v2 02/14] drm: Add CEA extended tag blocks and HDR bitfield
>macros
>
>Regards
>
>Shashank
>
>
>On 12/12/2018 2:08 AM, Uma Shankar wrote:
>> Add bit field and macro for extended tag in CEA block. Also, declare
>> macros for HDR metadata block.
>This should have been a part of patch, where these macros are being used, so
>that we can see it being used properly. While re-basing can you please merge ?

Idea was to define all new block additions and bit fields in 1 patch. But will 
add to
respective patches where they are getting used as you mentioned.        

>> v2: Rebase
>>
>> Signed-off-by: Uma Shankar <uma.shan...@intel.com>
>> ---
>>   drivers/gpu/drm/drm_edid.c | 16 ++++++++++++++++
>>   1 file changed, 16 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
>> index b506e36..106fd38 100644
>> --- a/drivers/gpu/drm/drm_edid.c
>> +++ b/drivers/gpu/drm/drm_edid.c
>> @@ -2843,6 +2843,22 @@ static int drm_cvt_modes(struct drm_connector
>*connector,
>>   #define EDID_CEA_YCRCB422  (1 << 4)
>>   #define EDID_CEA_VCDB_QS   (1 << 6)
>>
>> +#define DATA_BLOCK_EXTENDED_TAG             0x07
>Alignment should be one tab back, also I think we already have added
>extended tag macro (for parsing YCBCR420 blocks)

Ok, will drop this.

>> +#define VIDEO_CAPABILITY_DATA_BLOCK 0x0
>> +#define VSVD_DATA_BLOCK                     0x1
>Alignment one tab back

This is some editor issue, change looks ok on applying. Will recheck
while rebasing.

>> +#define COLORIMETRY_DATA_BLOCK              0x5
>> +#define HDR_STATIC_METADATA_BLOCK   0x6
>> +
>> +/* HDR Metadata Block: Bit fields */
>> +#define SUPPORTED_EOTF_MASK            0x3f
>> +#define TRADITIONAL_GAMMA_SDR          (0x1 << 0)
>> +#define TRADITIONAL_GAMMA_HDR          (0x1 << 1)
>> +#define SMPTE_ST2084                   (0x1 << 2)
>> +#define FUTURE_EOTF                    (0x1 << 3)
>why not properly call it HLG if we are adding a bit for it already ?

Ok. Will update.

Regards,
Uma Shankar

>> +#define RESERVED_EOTF                  (0x3 << 4)
>> +
>> +#define STATIC_METADATA_TYPE1          (0x1 << 0)
>> +
>>   /*
>>    * Search EDID for CEA extension block.
>>    */
>- Shashank
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