From: Ben Skeggs <bskeggs@xxxxxxxxxx>
Nouveau needs access to this structure to build an ELD block for use
by the HDA audio codec.
Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
---
drivers/gpu/drm/drm_edid.c | 3 ++-
include/drm/drm_crtc.h | 1 +
2 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index a245d17..0c39b09 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1288,7 +1288,7 @@ add_detailed_modes(struct drm_connector *connector, struct edid *edid,
/**
* Search EDID for CEA extension block.
*/
-static u8 *drm_find_cea_extension(struct edid *edid)
+u8 *drm_find_cea_extension(struct edid *edid)
{
u8 *edid_ext = NULL;
int i;
@@ -1309,6 +1309,7 @@ static u8 *drm_find_cea_extension(struct edid *edid)
return edid_ext;
}
+EXPORT_SYMBOL(drm_find_cea_extension);
/**
* drm_detect_hdmi_monitor - detect whether monitor is hdmi.
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 801be59..5422004 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -778,6 +778,7 @@ extern int drm_mode_gamma_get_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern int drm_mode_gamma_set_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
+extern u8 *drm_find_cea_extension(struct edid *edid);
extern bool drm_detect_hdmi_monitor(struct edid *edid);
extern bool drm_detect_monitor_audio(struct edid *edid);
extern int drm_mode_page_flip_ioctl(struct drm_device *dev,
--
1.7.4.2
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