[Intel-gfx] [PATCH] [drm][i915] Increase LSPCON timeout

[Fredrik Schön]

100 ms is not enough time for the LSPCON adapter on Intel NUC devices to
settle. This causes dropped display modes at driver initialisation.

Increase timeout to 1000 ms.

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1570392
Signed-off-by: Fredrik Schön <fredrik.schon at gmail.com>
---
 drivers/gpu/drm/i915/intel_lspcon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c
index 8ae8f42f430a..be1b08f589a4 100644
--- a/drivers/gpu/drm/i915/intel_lspcon.c
+++ b/drivers/gpu/drm/i915/intel_lspcon.c
@@ -74,7 +74,7 @@ static enum drm_lspcon_mode lspcon_wait_mode(struct intel_lspcon *lspcon,
 	DRM_DEBUG_KMS("Waiting for LSPCON mode %s to settle\n",
 		      lspcon_mode_name(mode));
 
-	wait_for((current_mode = lspcon_get_current_mode(lspcon)) == mode, 100);
+	wait_for((current_mode = lspcon_get_current_mode(lspcon)) == mode, 1000);
 	if (current_mode != mode)
 		DRM_ERROR("LSPCON mode hasn't settled\n");
 
-- 
2.17.1