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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-09-04 14:53:46 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-09-17 18:27:49 +0300 |
| commit | 6509ca051abf4ff60d63732badcb2173a715f741 (patch) | |
| tree | 0dbee0253456037d3fc3c98a8c495aeca92223d9 /include/drm | |
| parent | fe7cf496e5000b68275ee5898cbe1eeb722c134a (diff) | |
| download | linux-stable-6509ca051abf4ff60d63732badcb2173a715f741.tar.gz linux-stable-6509ca051abf4ff60d63732badcb2173a715f741.tar.bz2 linux-stable-6509ca051abf4ff60d63732badcb2173a715f741.zip | |
drm/dp: Add drm_dp_downstream_{min,max}_tmds_clock()
Add helpers to get the TMDS clock limits for HDMI/DVI downstream
facing ports.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200904115354.25336-11-ville.syrjala@linux.intel.com
Reviewed-by: Lyude Paul <lyude@redhat.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_dp_helper.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 19bc04207788..6812a3e0de8d 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -1645,6 +1645,12 @@ bool drm_dp_downstream_is_tmds(const u8 dpcd[DP_RECEIVER_CAP_SIZE], const struct edid *edid); int drm_dp_downstream_max_dotclock(const u8 dpcd[DP_RECEIVER_CAP_SIZE], const u8 port_cap[4]); +int drm_dp_downstream_max_tmds_clock(const u8 dpcd[DP_RECEIVER_CAP_SIZE], + const u8 port_cap[4], + const struct edid *edid); +int drm_dp_downstream_min_tmds_clock(const u8 dpcd[DP_RECEIVER_CAP_SIZE], + const u8 port_cap[4], + const struct edid *edid); int drm_dp_downstream_max_bpc(const u8 dpcd[DP_RECEIVER_CAP_SIZE], const u8 port_cap[4], const struct edid *edid); |