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path: root/drivers/gpu/drm/bridge/tc358767.c
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Diffstat (limited to 'drivers/gpu/drm/bridge/tc358767.c')
-rw-r--r--drivers/gpu/drm/bridge/tc358767.c34
1 files changed, 18 insertions, 16 deletions
diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
index bde89e213882..b26c669f3e91 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -250,8 +250,6 @@ struct tc_data {
/* link settings */
struct tc_edp_link link;
- /* display edid */
- struct edid *edid;
/* current mode */
struct drm_display_mode mode;
@@ -1335,11 +1333,19 @@ static void tc_bridge_mode_set(struct drm_bridge *bridge,
tc->mode = *mode;
}
+static struct edid *tc_get_edid(struct drm_bridge *bridge,
+ struct drm_connector *connector)
+{
+ struct tc_data *tc = bridge_to_tc(bridge);
+
+ return drm_get_edid(connector, &tc->aux.ddc);
+}
+
static int tc_connector_get_modes(struct drm_connector *connector)
{
struct tc_data *tc = connector_to_tc(connector);
+ int num_modes;
struct edid *edid;
- int count;
int ret;
ret = tc_get_display_props(tc);
@@ -1348,21 +1354,15 @@ static int tc_connector_get_modes(struct drm_connector *connector)
return 0;
}
- count = drm_panel_get_modes(tc->panel, connector);
- if (count > 0)
- return count;
-
- edid = drm_get_edid(connector, &tc->aux.ddc);
-
- kfree(tc->edid);
- tc->edid = edid;
- if (!edid)
- return 0;
+ num_modes = drm_panel_get_modes(tc->panel, connector);
+ if (num_modes > 0)
+ return num_modes;
- drm_connector_update_edid_property(connector, edid);
- count = drm_add_edid_modes(connector, edid);
+ edid = tc_get_edid(&tc->bridge, connector);
+ num_modes = drm_add_edid_modes(connector, edid);
+ kfree(edid);
- return count;
+ return num_modes;
}
static const struct drm_connector_helper_funcs tc_connector_helper_funcs = {
@@ -1465,6 +1465,7 @@ static const struct drm_bridge_funcs tc_bridge_funcs = {
.post_disable = tc_bridge_post_disable,
.mode_fixup = tc_bridge_mode_fixup,
.detect = tc_bridge_detect,
+ .get_edid = tc_get_edid,
};
static bool tc_readable_reg(struct device *dev, unsigned int reg)
@@ -1689,6 +1690,7 @@ static int tc_probe(struct i2c_client *client, const struct i2c_device_id *id)
tc->bridge.funcs = &tc_bridge_funcs;
if (tc->hpd_pin >= 0)
tc->bridge.ops |= DRM_BRIDGE_OP_DETECT;
+ tc->bridge.ops |= DRM_BRIDGE_OP_EDID;
tc->bridge.of_node = dev->of_node;
drm_bridge_add(&tc->bridge);