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authorBen Skeggs <bskeggs@redhat.com>2011-03-30 09:03:47 +0400
committerDave Airlie <airlied@redhat.com>2011-04-01 04:16:17 +0400
commiteccaca28e29861a63ebc067bfff59c7efa427371 (patch)
tree9a3ac124bb62876135ee41ebd5ff802d24323629
parent97ea530f6fac1f9632b0c4792a2a56411454adbe (diff)
downloadlinux-eccaca28e29861a63ebc067bfff59c7efa427371.tar.xz
drm: export drm_find_cea_extension to drivers
Nouveau needs access to this structure to build an ELD block for use by the HDA audio codec. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--drivers/gpu/drm/drm_edid.c3
-rw-r--r--include/drm/drm_crtc.h1
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 9c595e3b9c20..adc9358c9bec 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1297,7 +1297,7 @@ 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;
@@ -1318,6 +1318,7 @@ 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 60edf9be31e5..aaec09713bee 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,