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authorDamien Lespiau <damien.lespiau@intel.com>2013-09-25 16:45:29 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-10-01 07:45:33 +0200
commit560a067a93520a18a1dd7cf07ebd759a45270855 (patch)
tree34c8bc3901efb8474673411d4723dee04de32606
parent271302120659ba7d2ab7bacfb0726444e26ecddc (diff)
drm: Make exposing stereo modes a per-connector opt-in
Just like with interlaced or double scan modes, make stereo modes a per-connector opt-in to give a chance to driver authors to make it work before enabling it. Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Damien Lespiau <damien.lespiau@intel.com> Acked-by: Dave Airlie <airlied@gmail.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
-rw-r--r--drivers/gpu/drm/drm_crtc_helper.c8
-rw-r--r--include/drm/drm_crtc.h2
2 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index c722c3b5404d..4280e37f34c5 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -76,7 +76,8 @@ static void drm_mode_validate_flag(struct drm_connector *connector,
{
struct drm_display_mode *mode;
- if (flags == (DRM_MODE_FLAG_DBLSCAN | DRM_MODE_FLAG_INTERLACE))
+ if (flags == (DRM_MODE_FLAG_DBLSCAN | DRM_MODE_FLAG_INTERLACE |
+ DRM_MODE_FLAG_3D_MASK))
return;
list_for_each_entry(mode, &connector->modes, head) {
@@ -86,6 +87,9 @@ static void drm_mode_validate_flag(struct drm_connector *connector,
if ((mode->flags & DRM_MODE_FLAG_DBLSCAN) &&
!(flags & DRM_MODE_FLAG_DBLSCAN))
mode->status = MODE_NO_DBLESCAN;
+ if ((mode->flags & DRM_MODE_FLAG_3D_MASK) &&
+ !(flags & DRM_MODE_FLAG_3D_MASK))
+ mode->status = MODE_NO_STEREO;
}
return;
@@ -175,6 +179,8 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
mode_flags |= DRM_MODE_FLAG_INTERLACE;
if (connector->doublescan_allowed)
mode_flags |= DRM_MODE_FLAG_DBLSCAN;
+ if (connector->stereo_allowed)
+ mode_flags |= DRM_MODE_FLAG_3D_MASK;
drm_mode_validate_flag(connector, mode_flags);
list_for_each_entry(mode, &connector->modes, head) {
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 6b7f9c766b4e..1b69407f3f0f 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -108,6 +108,7 @@ enum drm_mode_status {
MODE_ONE_HEIGHT, /* only one height is supported */
MODE_ONE_SIZE, /* only one resolution is supported */
MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */
+ MODE_NO_STEREO, /* stereo modes not supported */
MODE_UNVERIFIED = -3, /* mode needs to reverified */
MODE_BAD = -2, /* unspecified reason */
MODE_ERROR = -1 /* error condition */
@@ -611,6 +612,7 @@ struct drm_connector {
int connector_type_id;
bool interlace_allowed;
bool doublescan_allowed;
+ bool stereo_allowed;
struct list_head modes; /* list of modes on this connector */
enum drm_connector_status status;