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[08/24] drm/bridge/sii8620: respond to feature requests

Message ID 1484897930-1275-9-git-send-email-a.hajda@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Andrzej Hajda Jan. 20, 2017, 7:38 a.m. UTC 
MHL3 protocol requires device to respond to feature request from peer.
This minimal answer fulfills the requirement and allows to continue
negotiation.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
 drivers/gpu/drm/bridge/sil-sii8620.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c
index 744e685..3842226 100644
--- a/drivers/gpu/drm/bridge/sil-sii8620.c
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -1475,6 +1475,10 @@  static void sii8620_msc_mr_set_int(struct sii8620 *ctx)
 			break;
 		}
 	}
+	if (ints[MHL_INT_RCHANGE] & MHL_INT_RC_FEAT_REQ) {
+		sii8620_mt_set_int(ctx, MHL_INT_REG(RCHANGE),
+				   MHL_INT_RC_FEAT_COMPLETE);
+	}
 }
 
 static struct sii8620_mt_msg *sii8620_msc_msg_first(struct sii8620 *ctx)