Displaying 2 results from an estimated 2 matches for "drm_dp_get_vc_payload_bw".
2020 Aug 26
0
[PATCH v5 09/20] drm/i915/dp: Extract drm_dp_read_mst_cap()
...changed, 25 insertions(+), 18 deletions(-)
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 67dd72ea200e0..17dbed0a9800d 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -3486,6 +3486,28 @@ static int drm_dp_get_vc_payload_bw(u8 dp_link_bw, u8 dp_link_count)
return dp_link_bw * dp_link_count / 2;
}
+/**
+ * drm_dp_read_mst_cap() - check whether or not a sink supports MST
+ * @aux: The DP AUX channel to use
+ * @dpcd: A cached copy of the DPCD capabilities for this sink
+ *
+ * Returns: %True if the sink supports M...
2020 Aug 26
23
[PATCH v5 00/20] drm/dp, i915, nouveau: Cleanup nouveau HPD and add DP features from i915
Most of the reason I'm asking for an RFC here is because this
code pulls a lot of code out of i915 and into shared DP helpers.
Anyway-nouveau's HPD related code has been collecting dust for a while.
Other then the occasional runtime PM related and MST related fixes,
we're missing a lot of nice things that have been added to DRM since
this was originally written. Additionally, the code