On Thu, Apr 26, 2018 at 12:27:48PM -0700, Manasi Navare wrote:
> No functional changes in this patch.
>
> The SDP Header is a generic header for secondary data packets for
> both eDP and DP so call it dp_sdp_header. This header gets used for
> different SDP types already defined.
> Also header bytes 2 and 3 are secondary data packet specific header bytes.
> So change the comment to indicate the same.
>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Manasi Navare <manasi.d.navare@xxxxxxxxx>
Pushed to drm-misc-next. Thanks for the patch.
> ---
> include/drm/drm_dp_helper.h | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> index 91c9bcd..2d55036 100644
> --- a/include/drm/drm_dp_helper.h
> +++ b/include/drm/drm_dp_helper.h
> @@ -977,18 +977,18 @@ int drm_dp_bw_code_to_link_rate(u8 link_bw);
> #define DP_SDP_VSC_EXT_CEA 0x21 /* DP 1.4 */
> /* 0x80+ CEA-861 infoframe types */
>
> -struct edp_sdp_header {
> +struct dp_sdp_header {
> u8 HB0; /* Secondary Data Packet ID */
> u8 HB1; /* Secondary Data Packet Type */
> - u8 HB2; /* 7:5 reserved, 4:0 revision number */
> - u8 HB3; /* 7:5 reserved, 4:0 number of valid data bytes */
> + u8 HB2; /* Secondary Data Packet Specific header, Byte 0 */
> + u8 HB3; /* Secondary Data packet Specific header, Byte 1 */
> } __packed;
>
> #define EDP_SDP_HEADER_REVISION_MASK 0x1F
> #define EDP_SDP_HEADER_VALID_PAYLOAD_BYTES 0x1F
>
> struct edp_vsc_psr {
> - struct edp_sdp_header sdp_header;
> + struct dp_sdp_header sdp_header;
> u8 DB0; /* Stereo Interface */
> u8 DB1; /* 0 - PSR State; 1 - Update RFB; 2 - CRC Valid */
> u8 DB2; /* CRC value bits 7:0 of the R or Cr component */
> --
> 2.7.4
--
Ville Syrjälä
Intel
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