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drm: Introduce "Virtual" connectors and encoders

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This will allow us to attach various properties specific to virtual
monitors in the future.

Note that we don't export an EDID property for "Virtual" connectors.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Thomas Hellstrom 2011-10-22 10:36:19 +02:00 committed by Dave Airlie
parent 094803e0aa
commit a7331e5cb2
2 changed files with 13 additions and 7 deletions
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8
drivers/gpu/drm/drm_crtc.c
View File

@ -162,6 +162,7 @@ static struct drm_conn_prop_enum_list drm_connector_enum_list[] =
{ DRM_MODE_CONNECTOR_HDMIB, "HDMI-B", 0 },
{ DRM_MODE_CONNECTOR_TV, "TV", 0 },
{ DRM_MODE_CONNECTOR_eDP, "eDP", 0 },
{ DRM_MODE_CONNECTOR_VIRTUAL, "Virtual", 0},
};
static struct drm_prop_enum_list drm_encoder_enum_list[] =
@ -170,6 +171,7 @@ static struct drm_prop_enum_list drm_encoder_enum_list[] =
{ DRM_MODE_ENCODER_TMDS, "TMDS" },
{ DRM_MODE_ENCODER_LVDS, "LVDS" },
{ DRM_MODE_ENCODER_TVDAC, "TV" },
{ DRM_MODE_ENCODER_VIRTUAL, "Virtual" },
};
char *drm_get_encoder_name(struct drm_encoder *encoder)
@ -463,8 +465,10 @@ void drm_connector_init(struct drm_device *dev,
list_add_tail(&connector->head, &dev->mode_config.connector_list);
dev->mode_config.num_connector++;
drm_connector_attach_property(connector,
dev->mode_config.edid_property, 0);
if (connector_type != DRM_MODE_CONNECTOR_VIRTUAL)
drm_connector_attach_property(connector,
dev->mode_config.edid_property,
0);
drm_connector_attach_property(connector,
dev->mode_config.dpms_property, 0);

12
include/drm/drm_mode.h
View File

@ -120,11 +120,12 @@ struct drm_mode_crtc {
struct drm_mode_modeinfo mode;
};
#define DRM_MODE_ENCODER_NONE 0
#define DRM_MODE_ENCODER_DAC 1
#define DRM_MODE_ENCODER_TMDS 2
#define DRM_MODE_ENCODER_LVDS 3
#define DRM_MODE_ENCODER_TVDAC 4
#define DRM_MODE_ENCODER_NONE 0
#define DRM_MODE_ENCODER_DAC 1
#define DRM_MODE_ENCODER_TMDS 2
#define DRM_MODE_ENCODER_LVDS 3
#define DRM_MODE_ENCODER_TVDAC 4
#define DRM_MODE_ENCODER_VIRTUAL 5
struct drm_mode_get_encoder {
__u32 encoder_id;
@ -162,6 +163,7 @@ struct drm_mode_get_encoder {
#define DRM_MODE_CONNECTOR_HDMIB 12
#define DRM_MODE_CONNECTOR_TV 13
#define DRM_MODE_CONNECTOR_eDP 14
#define DRM_MODE_CONNECTOR_VIRTUAL 15
struct drm_mode_get_connector {