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drm: Make exposing stereo modes a per-connector opt-in

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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>
This commit is contained in:
Damien Lespiau 2013-09-25 16:45:29 +01:00 committed by Daniel Vetter
parent 2713021206
commit 560a067a93
2 changed files with 9 additions and 1 deletions
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8
drivers/gpu/drm/drm_crtc_helper.c
View File

@ -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) {

2
include/drm/drm_crtc.h
View File

@ -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;