> -----Original Message-----
> From: Intel-gfx <intel-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of Jani Nikula
> Sent: Tuesday, August 31, 2021 7:48 PM
> To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx; ville.syrjala@xxxxxxxxxxxxxxx; Nikula, Jani
> <jani.nikula@xxxxxxxxx>
> Subject: [Intel-gfx] [PATCH v2 2/6] drm/displayid: add DisplayID v2.0 data blocks and
> primary use cases
>
> DisplayID v2.0 changes the data block identifiers and product types (now called
> primary use cases).
Looks ok to me.
Reviewed-by: Uma Shankar <uma.shankar@xxxxxxxxx>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> ---
> include/drm/drm_displayid.h | 29 +++++++++++++++++++++++++++++
> 1 file changed, 29 insertions(+)
>
> diff --git a/include/drm/drm_displayid.h b/include/drm/drm_displayid.h index
> 0ed9445b5482..79771091771a 100644
> --- a/include/drm/drm_displayid.h
> +++ b/include/drm/drm_displayid.h
> @@ -26,6 +26,10 @@
>
> struct edid;
>
> +/* DisplayID Structure versions */
> +#define DISPLAY_ID_STRUCTURE_VER_12 0x12
> +#define DISPLAY_ID_STRUCTURE_VER_20 0x20
> +
> /* DisplayID Structure v1r2 Data Blocks */
> #define DATA_BLOCK_PRODUCT_ID 0x00
> #define DATA_BLOCK_DISPLAY_PARAMETERS 0x01
> @@ -48,6 +52,20 @@ struct edid;
> #define DATA_BLOCK_VENDOR_SPECIFIC 0x7f
> #define DATA_BLOCK_CTA 0x81
>
> +/* DisplayID Structure v2r0 Data Blocks */
> +#define DATA_BLOCK_2_PRODUCT_ID 0x20
> +#define DATA_BLOCK_2_DISPLAY_PARAMETERS 0x21
> +#define DATA_BLOCK_2_TYPE_7_DETAILED_TIMING 0x22
> +#define DATA_BLOCK_2_TYPE_8_ENUMERATED_TIMING 0x23
> +#define DATA_BLOCK_2_TYPE_9_FORMULA_TIMING 0x24
> +#define DATA_BLOCK_2_DYNAMIC_VIDEO_TIMING 0x25
> +#define DATA_BLOCK_2_DISPLAY_INTERFACE_FEATURES 0x26
> +#define DATA_BLOCK_2_STEREO_DISPLAY_INTERFACE 0x27
> +#define DATA_BLOCK_2_TILED_DISPLAY_TOPOLOGY 0x28
> +#define DATA_BLOCK_2_CONTAINER_ID 0x29
> +#define DATA_BLOCK_2_VENDOR_SPECIFIC 0x7e
> +#define DATA_BLOCK_2_CTA_DISPLAY_ID 0x81
> +
> /* DisplayID Structure v1r2 Product Type */
> #define PRODUCT_TYPE_EXTENSION 0
> #define PRODUCT_TYPE_TEST 1
> @@ -57,6 +75,17 @@ struct edid;
> #define PRODUCT_TYPE_REPEATER 5
> #define PRODUCT_TYPE_DIRECT_DRIVE 6
>
> +/* DisplayID Structure v2r0 Display Product Primary Use Case (~Product Type) */
> +#define PRIMARY_USE_EXTENSION 0
> +#define PRIMARY_USE_TEST 1
> +#define PRIMARY_USE_GENERIC 2
> +#define PRIMARY_USE_TV 3
> +#define PRIMARY_USE_DESKTOP_PRODUCTIVITY 4
> +#define PRIMARY_USE_DESKTOP_GAMING 5
> +#define PRIMARY_USE_PRESENTATION 6
> +#define PRIMARY_USE_HEAD_MOUNTED_VR 7
> +#define PRIMARY_USE_HEAD_MOUNTED_AR 8
> +
> struct displayid_header {
> u8 rev;
> u8 bytes;
> --
> 2.30.2
