From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Add a function to fill the AVI infoframe bar information from
the standard tv margin properties.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_edid.c | 17 +++++++++++++++++
include/drm/drm_edid.h | 4 ++++
2 files changed, 21 insertions(+)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 82a4ceed3fcf..1e16ee20cd31 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -5282,6 +5282,23 @@ drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
}
EXPORT_SYMBOL(drm_hdmi_avi_infoframe_quant_range);
+/**
+ * drm_hdmi_avi_infoframe_bars() - fill the HDMI AVI infoframe
+ * bar information
+ * @frame: HDMI AVI infoframe
+ * @conn_state: connector state
+ */
+void
+drm_hdmi_avi_infoframe_bars(struct hdmi_avi_infoframe *frame,
+ const struct drm_connector_state *conn_state)
+{
+ frame->right_bar = conn_state->tv.margins.right;
+ frame->left_bar = conn_state->tv.margins.left;
+ frame->top_bar = conn_state->tv.margins.top;
+ frame->bottom_bar = conn_state->tv.margins.bottom;
+}
+EXPORT_SYMBOL(drm_hdmi_avi_infoframe_bars);
+
static enum hdmi_3d_structure
s3d_structure_from_display_mode(const struct drm_display_mode *mode)
{
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index b9719418c3d2..e0701b3d3194 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -367,6 +367,10 @@ void
drm_hdmi_avi_infoframe_colorspace(struct hdmi_avi_infoframe *frame,
const struct drm_connector_state *conn_state);
+void
+drm_hdmi_avi_infoframe_bars(struct hdmi_avi_infoframe *frame,
+ const struct drm_connector_state *conn_state);
+
void
drm_hdmi_avi_infoframe_quant_range(struct hdmi_avi_infoframe *frame,
struct drm_connector *connector,
--
2.21.0
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