From: Lin Huang <h...@rock-chips.com>
There was a 1ms delay to detect the hpd signal, which is too short to
detect a short pulse. This patch extends this delay to 100ms.
Cc: Stéphane Marchesin <marc...@chromium.org>
Cc: 征增 王 <w...@rock-chips.com>
Signed-off-by: Lin Huang <h...@rock-chips.com>
Signed-off-by: Sean Paul <seanp...@chromium.org>
Signed-off-by: Thierry Escande <thierry.esca...@collabora.com>
Reviewed-by: Andrzej Hajda <a.ha...@samsung.com>
---
drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index fa4ef28e286f..9df92dc54dbe 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -76,7 +76,7 @@ static int analogix_dp_detect_hpd(struct analogix_dp_device
*dp)
return 0;
timeout_loop++;
- usleep_range(10, 11);
+ usleep_range(1000, 1100);
}
/*
--
2.14.1
