> Subject: [PATCH v5 01/15] drm/i915/alpm: Add DPCD definition for DP2.1 ALPM
> capability
>
> Add required DPCD address which will be needed to enable DP2.1 ALPM.
>
> Cc: Jouni Högander <[email protected]>
> Reviewed-by: Suraj Kandpal <[email protected]>
> Signed-off-by: Animesh Manna <[email protected]>
FYI,
Needs to be sent to dri-devel too
Regards,
Suraj Kandpal
> ---
> include/drm/display/drm_dp.h | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
> index e63c7f075f54..9f1e9ef5cdb6 100644
> --- a/include/drm/display/drm_dp.h
> +++ b/include/drm/display/drm_dp.h
> @@ -1541,6 +1541,8 @@
> /* See DP_128B132B_SUPPORTED_LINK_RATES for values */
> #define DP_PHY_REPEATER_128B132B_RATES 0xf0007 /*
> 2.0 */
> #define DP_PHY_REPEATER_EQ_DONE 0xf0008 /* 2.0
> E11 */
> +#define DP_LTTPR_ALPM_CAPABILITIES 0xf0009 /* 2.1 */
> +#define DP_TOTAL_LTTPR_CNT 0xf000a /* 2.1 */
>
> enum drm_dp_phy {
> DP_PHY_DPRX,
> @@ -1720,7 +1722,7 @@ enum drm_dp_phy {
> #define DP_DSC_BRANCH_CAP_SIZE 3
> #define EDP_PSR_RECEIVER_CAP_SIZE 2
> #define EDP_DISPLAY_CTL_CAP_SIZE 5
> -#define DP_LTTPR_COMMON_CAP_SIZE 8
> +#define DP_LTTPR_COMMON_CAP_SIZE 10
> #define DP_LTTPR_PHY_CAP_SIZE 3
>
> #define DP_SDP_AUDIO_TIMESTAMP 0x01
> --
> 2.29.0
