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authorJesse Barnes <jbarnes@virtuousgeek.org>2014-02-20 12:28:07 -0800
committerDaniel Vetter <daniel.vetter@ffwll.ch>2014-03-05 21:30:02 +0100
commitef34ab894e54c97850296b5f8268004bf6788c74 (patch)
tree24e06f838f604f6386b427f7166adcb9fd06d1ba /drivers/gpu/drm/i915/intel_fbdev.c
parent1af8452f1644acdef85a587c5e8264807f9b83a8 (diff)
downloadblackbird-op-linux-ef34ab894e54c97850296b5f8268004bf6788c74.tar.gz
blackbird-op-linux-ef34ab894e54c97850296b5f8268004bf6788c74.zip
drm/i915: honor forced connector modes v2
In the move over to use BIOS connector configs, we lost the ability to force a specific set of connectors on or off. Try to remedy that by dropping back to the old behavior if we detect a hard coded connector config. v2: don't deref connector state for disabled connectors (Jesse) Reported-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fbdev.c')
-rw-r--r--drivers/gpu/drm/i915/intel_fbdev.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
index 19be4bfbcc59..4e4b461e0a70 100644
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -291,6 +291,24 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper,
bool *save_enabled;
bool any_enabled = false;
+ /*
+ * If the user specified any force options, just bail here
+ * and use that config.
+ */
+ for (i = 0; i < fb_helper->connector_count; i++) {
+ struct drm_fb_helper_connector *fb_conn;
+ struct drm_connector *connector;
+
+ fb_conn = fb_helper->connector_info[i];
+ connector = fb_conn->connector;
+
+ if (!enabled[i])
+ continue;
+
+ if (connector->force != DRM_FORCE_UNSPECIFIED)
+ return false;
+ }
+
save_enabled = kcalloc(dev->mode_config.num_connector, sizeof(bool),
GFP_KERNEL);
if (!save_enabled)
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