[Intel-gfx] [v4.1 01/16] drm/i915/bios: pass devdata to parse_ddi_port

[Jani Nikula]

Allow accessing the parent structure later on. Drop const for allowing
future modification as well.

Cc: Vandita Kulkarni <vandita.kulkarni at intel.com>
Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
Reviewed-by: Vandita Kulkarni <vandita.kulkarni at intel.com>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/display/intel_bios.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 1aeecdd02293..307e347c4a17 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -1554,9 +1554,10 @@ static enum port dvo_port_to_port(u8 dvo_port)
 }
 
 static void parse_ddi_port(struct drm_i915_private *dev_priv,
-			   const struct child_device_config *child,
+			   struct display_device_data *devdata,
 			   u8 bdb_version)
 {
+	const struct child_device_config *child = &devdata->child;
 	struct ddi_vbt_port_info *info;
 	bool is_dvi, is_hdmi, is_dp, is_edp, is_crt;
 	enum port port;
@@ -1708,7 +1709,7 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv,
 
 static void parse_ddi_ports(struct drm_i915_private *dev_priv, u8 bdb_version)
 {
-	const struct display_device_data *devdata;
+	struct display_device_data *devdata;
 
 	if (!HAS_DDI(dev_priv) && !IS_CHERRYVIEW(dev_priv))
 		return;
@@ -1717,7 +1718,7 @@ static void parse_ddi_ports(struct drm_i915_private *dev_priv, u8 bdb_version)
 		return;
 
 	list_for_each_entry(devdata, &dev_priv->vbt.display_devices, node)
-		parse_ddi_port(dev_priv, &devdata->child, bdb_version);
+		parse_ddi_port(dev_priv, devdata, bdb_version);
 }
 
 static void
-- 
2.20.1