[PATCH 23/24] drm/amd/display: Add temporary delay on disconnect patch
Harry Wentland
harry.wentland at amd.com
Thu Jan 18 21:03:52 UTC 2018
From: John Barberiz <jbarberi at amd.com>
- Sequencing bug of not resetting delay on disconnect to default values
Signed-off-by: John Barberiz <jbarberi at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
Acked-by: Harry Wentland <harry.wentland at amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index c7e159a6c284..420bc2d859eb 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -700,6 +700,8 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason)
if (sink->edid_caps.panel_patch.disconnect_delay > 0 &&
SIGNAL_TYPE_HDMI_TYPE_A)
program_hpd_filter(link, sink->edid_caps.panel_patch.disconnect_delay);
+ else
+ program_hpd_filter(link, DEFAULT_DELAY_DISCONNECT);
/* HDMI-DVI Dongle */
if (sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A &&
--
2.14.1
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