diff options
Diffstat (limited to 'drivers/gpu/drm/bridge/sii902x.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/sii902x.c | 80 |
1 files changed, 46 insertions, 34 deletions
diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c index 2bdc5b439beb..8f84e98249c7 100644 --- a/drivers/gpu/drm/bridge/sii902x.c +++ b/drivers/gpu/drm/bridge/sii902x.c @@ -278,39 +278,35 @@ static const struct drm_connector_funcs sii902x_connector_funcs = { .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; -static struct edid *sii902x_get_edid(struct sii902x *sii902x, - struct drm_connector *connector) +static const struct drm_edid *sii902x_edid_read(struct sii902x *sii902x, + struct drm_connector *connector) { - struct edid *edid; + const struct drm_edid *drm_edid; mutex_lock(&sii902x->mutex); - edid = drm_get_edid(connector, sii902x->i2cmux->adapter[0]); - if (edid) { - if (drm_detect_hdmi_monitor(edid)) - sii902x->sink_is_hdmi = true; - else - sii902x->sink_is_hdmi = false; - } + drm_edid = drm_edid_read_ddc(connector, sii902x->i2cmux->adapter[0]); mutex_unlock(&sii902x->mutex); - return edid; + return drm_edid; } static int sii902x_get_modes(struct drm_connector *connector) { struct sii902x *sii902x = connector_to_sii902x(connector); - struct edid *edid; + const struct drm_edid *drm_edid; int num = 0; - edid = sii902x_get_edid(sii902x, connector); - drm_connector_update_edid_property(connector, edid); - if (edid) { - num = drm_add_edid_modes(connector, edid); - kfree(edid); + drm_edid = sii902x_edid_read(sii902x, connector); + drm_edid_connector_update(connector, drm_edid); + if (drm_edid) { + num = drm_edid_connector_add_modes(connector); + drm_edid_free(drm_edid); } + sii902x->sink_is_hdmi = connector->display_info.is_hdmi; + return num; } @@ -465,12 +461,12 @@ static enum drm_connector_status sii902x_bridge_detect(struct drm_bridge *bridge return sii902x_detect(sii902x); } -static struct edid *sii902x_bridge_get_edid(struct drm_bridge *bridge, - struct drm_connector *connector) +static const struct drm_edid *sii902x_bridge_edid_read(struct drm_bridge *bridge, + struct drm_connector *connector) { struct sii902x *sii902x = bridge_to_sii902x(bridge); - return sii902x_get_edid(sii902x, connector); + return sii902x_edid_read(sii902x, connector); } static u32 *sii902x_bridge_atomic_get_input_bus_fmts(struct drm_bridge *bridge, @@ -514,7 +510,7 @@ static const struct drm_bridge_funcs sii902x_bridge_funcs = { .disable = sii902x_bridge_disable, .enable = sii902x_bridge_enable, .detect = sii902x_bridge_detect, - .get_edid = sii902x_bridge_get_edid, + .edid_read = sii902x_bridge_edid_read, .atomic_reset = drm_atomic_helper_bridge_reset, .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state, .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state, @@ -1080,6 +1076,26 @@ static int sii902x_init(struct sii902x *sii902x) return ret; } + ret = sii902x_audio_codec_init(sii902x, dev); + if (ret) + return ret; + + i2c_set_clientdata(sii902x->i2c, sii902x); + + sii902x->i2cmux = i2c_mux_alloc(sii902x->i2c->adapter, dev, + 1, 0, I2C_MUX_GATE, + sii902x_i2c_bypass_select, + sii902x_i2c_bypass_deselect); + if (!sii902x->i2cmux) { + ret = -ENOMEM; + goto err_unreg_audio; + } + + sii902x->i2cmux->priv = sii902x; + ret = i2c_mux_add_adapter(sii902x->i2cmux, 0, 0, 0); + if (ret) + goto err_unreg_audio; + sii902x->bridge.funcs = &sii902x_bridge_funcs; sii902x->bridge.of_node = dev->of_node; sii902x->bridge.timings = &default_sii902x_timings; @@ -1090,19 +1106,13 @@ static int sii902x_init(struct sii902x *sii902x) drm_bridge_add(&sii902x->bridge); - sii902x_audio_codec_init(sii902x, dev); + return 0; - i2c_set_clientdata(sii902x->i2c, sii902x); +err_unreg_audio: + if (!PTR_ERR_OR_ZERO(sii902x->audio.pdev)) + platform_device_unregister(sii902x->audio.pdev); - sii902x->i2cmux = i2c_mux_alloc(sii902x->i2c->adapter, dev, - 1, 0, I2C_MUX_GATE, - sii902x_i2c_bypass_select, - sii902x_i2c_bypass_deselect); - if (!sii902x->i2cmux) - return -ENOMEM; - - sii902x->i2cmux->priv = sii902x; - return i2c_mux_add_adapter(sii902x->i2cmux, 0, 0, 0); + return ret; } static int sii902x_probe(struct i2c_client *client) @@ -1170,12 +1180,14 @@ static int sii902x_probe(struct i2c_client *client) } static void sii902x_remove(struct i2c_client *client) - { struct sii902x *sii902x = i2c_get_clientdata(client); - i2c_mux_del_adapters(sii902x->i2cmux); drm_bridge_remove(&sii902x->bridge); + i2c_mux_del_adapters(sii902x->i2cmux); + + if (!PTR_ERR_OR_ZERO(sii902x->audio.pdev)) + platform_device_unregister(sii902x->audio.pdev); } static const struct of_device_id sii902x_dt_ids[] = { |