> -----Original Message-----
> From: Kandpal, Suraj <[email protected]>
> Sent: Tuesday, August 25, 2026 1:25 PM
> To: Manna, Animesh <[email protected]>; intel-
> [email protected]; [email protected]
> Cc: Hogander, Jouni <[email protected]>; Nikula, Jani
> <[email protected]>
> Subject: RE: [PATCH v5 01/15] drm/i915/alpm: Add DPCD definition for DP2.1
> ALPM capability
>
> > 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
Yes, right. Will take care in next version.
Regards,
Animesh
>
> 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
