[Intel-gfx] [PATCH v4 1/4] drm/i915/dsi: don't pretend we support SC GPIOs

[Jani Nikula]

False ideas introduced in

commit 1d96a4a8ace6c1b08c7d203d9533b14e59f2200b
Author: Jani Nikula <jani.nikula at intel.com>
Date:   Fri Mar 18 13:11:10 2016 +0200

    drm/i915/dsi: add support for DSI sequence block v2 gpio element

Acked-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index 9cfc62765f6e..9c7b98c58e85 100644
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -209,7 +209,8 @@ static void vlv_exec_gpio(struct drm_i915_private *dev_priv,
 		if (gpio_source == 0) {
 			port = IOSF_PORT_GPIO_NC;
 		} else if (gpio_source == 1) {
-			port = IOSF_PORT_GPIO_SC;
+			DRM_DEBUG_KMS("SC gpio not supported\n");
+			return;
 		} else {
 			DRM_DEBUG_KMS("unknown gpio source %u\n", gpio_source);
 			return;
-- 
2.1.4