drm/i915/bios: drop has_mipi in favor of intel_bios_is_dsi_present
Favor a single point of truth instead of duplicating the
information. The change also filters out unsupported DSI ports at this
stage, accepting only ports A and C, instead of waiting until the port
checks.
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1458125015-7931-6-git-send-email-jani.nikula@intel.com
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 4b6bd6f..aa90dc6 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -706,7 +706,7 @@
const struct mipi_pps_data *pps;
/* parse MIPI blocks only if LFP type is MIPI */
- if (!dev_priv->vbt.has_mipi)
+ if (!intel_bios_is_dsi_present(dev_priv, NULL))
return;
/* Initialize this to undefined indicating no generic MIPI support */
@@ -1232,13 +1232,6 @@
continue;
}
- if (p_child->common.dvo_port >= DVO_PORT_MIPIA
- && p_child->common.dvo_port <= DVO_PORT_MIPID
- &&p_child->common.device_type & DEVICE_TYPE_MIPI_OUTPUT) {
- DRM_DEBUG_KMS("Found MIPI as LFP\n");
- dev_priv->vbt.has_mipi = 1;
- }
-
child_dev_ptr = dev_priv->vbt.child_dev + count;
count++;
@@ -1580,7 +1573,8 @@
switch (dvo_port) {
case DVO_PORT_MIPIA:
case DVO_PORT_MIPIC:
- *port = dvo_port - DVO_PORT_MIPIA;
+ if (port)
+ *port = dvo_port - DVO_PORT_MIPIA;
return true;
case DVO_PORT_MIPIB:
case DVO_PORT_MIPID: