Lines Matching full:sii902x
174 struct sii902x { struct
237 static inline struct sii902x *bridge_to_sii902x(struct drm_bridge *bridge) in bridge_to_sii902x()
239 return container_of(bridge, struct sii902x, bridge); in bridge_to_sii902x()
242 static inline struct sii902x *connector_to_sii902x(struct drm_connector *con) in connector_to_sii902x()
244 return container_of(con, struct sii902x, connector); in connector_to_sii902x()
247 static void sii902x_reset(struct sii902x *sii902x) in sii902x_reset() argument
249 if (!sii902x->reset_gpio) in sii902x_reset()
252 gpiod_set_value_cansleep(sii902x->reset_gpio, 1); in sii902x_reset()
257 gpiod_set_value_cansleep(sii902x->reset_gpio, 0); in sii902x_reset()
260 static enum drm_connector_status sii902x_detect(struct sii902x *sii902x) in sii902x_detect() argument
264 mutex_lock(&sii902x->mutex); in sii902x_detect()
266 regmap_read(sii902x->regmap, SII902X_INT_STATUS, &status); in sii902x_detect()
268 mutex_unlock(&sii902x->mutex); in sii902x_detect()
277 struct sii902x *sii902x = connector_to_sii902x(connector); in sii902x_connector_detect() local
279 return sii902x_detect(sii902x); in sii902x_connector_detect()
291 static const struct drm_edid *sii902x_edid_read(struct sii902x *sii902x, in sii902x_edid_read() argument
296 mutex_lock(&sii902x->mutex); in sii902x_edid_read()
298 drm_edid = drm_edid_read_ddc(connector, sii902x->i2cmux->adapter[0]); in sii902x_edid_read()
300 mutex_unlock(&sii902x->mutex); in sii902x_edid_read()
307 struct sii902x *sii902x = connector_to_sii902x(connector); in sii902x_get_modes() local
311 drm_edid = sii902x_edid_read(sii902x, connector); in sii902x_get_modes()
318 sii902x->sink_is_hdmi = connector->display_info.is_hdmi; in sii902x_get_modes()
330 struct sii902x *sii902x = bridge_to_sii902x(bridge); in sii902x_bridge_atomic_disable() local
332 mutex_lock(&sii902x->mutex); in sii902x_bridge_atomic_disable()
334 regmap_update_bits(sii902x->regmap, SII902X_SYS_CTRL_DATA, in sii902x_bridge_atomic_disable()
338 mutex_unlock(&sii902x->mutex); in sii902x_bridge_atomic_disable()
344 struct sii902x *sii902x = bridge_to_sii902x(bridge); in sii902x_bridge_atomic_enable() local
346 mutex_lock(&sii902x->mutex); in sii902x_bridge_atomic_enable()
348 regmap_update_bits(sii902x->regmap, SII902X_PWR_STATE_CTRL, in sii902x_bridge_atomic_enable()
351 regmap_update_bits(sii902x->regmap, SII902X_SYS_CTRL_DATA, in sii902x_bridge_atomic_enable()
354 mutex_unlock(&sii902x->mutex); in sii902x_bridge_atomic_enable()
361 struct sii902x *sii902x = bridge_to_sii902x(bridge); in sii902x_bridge_mode_set() local
363 struct regmap *regmap = sii902x->regmap; in sii902x_bridge_mode_set()
369 if (sii902x->sink_is_hdmi) in sii902x_bridge_mode_set()
385 mutex_lock(&sii902x->mutex); in sii902x_bridge_mode_set()
387 ret = regmap_update_bits(sii902x->regmap, SII902X_SYS_CTRL_DATA, in sii902x_bridge_mode_set()
397 &sii902x->connector, adj); in sii902x_bridge_mode_set()
415 mutex_unlock(&sii902x->mutex); in sii902x_bridge_mode_set()
421 struct sii902x *sii902x = bridge_to_sii902x(bridge); in sii902x_bridge_attach() local
427 return drm_bridge_attach(bridge->encoder, sii902x->next_bridge, in sii902x_bridge_attach()
430 drm_connector_helper_add(&sii902x->connector, in sii902x_bridge_attach()
434 dev_err(&sii902x->i2c->dev, in sii902x_bridge_attach()
435 "sii902x driver is only compatible with DRM devices supporting atomic updates\n"); in sii902x_bridge_attach()
439 ret = drm_connector_init(drm, &sii902x->connector, in sii902x_bridge_attach()
445 if (sii902x->i2c->irq > 0) in sii902x_bridge_attach()
446 sii902x->connector.polled = DRM_CONNECTOR_POLL_HPD; in sii902x_bridge_attach()
448 sii902x->connector.polled = DRM_CONNECTOR_POLL_CONNECT; in sii902x_bridge_attach()
450 ret = drm_display_info_set_bus_formats(&sii902x->connector.display_info, in sii902x_bridge_attach()
455 drm_connector_attach_encoder(&sii902x->connector, bridge->encoder); in sii902x_bridge_attach()
462 struct sii902x *sii902x = bridge_to_sii902x(bridge); in sii902x_bridge_detect() local
464 return sii902x_detect(sii902x); in sii902x_bridge_detect()
470 struct sii902x *sii902x = bridge_to_sii902x(bridge); in sii902x_bridge_edid_read() local
472 return sii902x_edid_read(sii902x, connector); in sii902x_bridge_edid_read()
483 struct sii902x *sii902x = bridge_to_sii902x(bridge); in sii902x_bridge_atomic_get_input_bus_fmts() local
492 switch (sii902x->bus_width) { in sii902x_bridge_atomic_get_input_bus_fmts()
558 static int sii902x_mute(struct sii902x *sii902x, bool mute) in sii902x_mute() argument
560 struct device *dev = &sii902x->i2c->dev; in sii902x_mute()
566 return regmap_update_bits(sii902x->regmap, in sii902x_mute()
615 struct sii902x *sii902x = dev_get_drvdata(dev); in sii902x_audio_hw_params() local
687 ret = clk_prepare_enable(sii902x->audio.mclk); in sii902x_audio_hw_params()
693 if (sii902x->audio.mclk) { in sii902x_audio_hw_params()
694 mclk_rate = clk_get_rate(sii902x->audio.mclk); in sii902x_audio_hw_params()
702 mutex_lock(&sii902x->mutex); in sii902x_audio_hw_params()
704 ret = regmap_write(sii902x->regmap, in sii902x_audio_hw_params()
710 ret = regmap_write(sii902x->regmap, SII902X_TPI_I2S_INPUT_CONFIG_REG, in sii902x_audio_hw_params()
715 for (i = 0; i < ARRAY_SIZE(sii902x->audio.i2s_fifo_sequence) && in sii902x_audio_hw_params()
716 sii902x->audio.i2s_fifo_sequence[i]; i++) in sii902x_audio_hw_params()
717 regmap_write(sii902x->regmap, in sii902x_audio_hw_params()
719 sii902x->audio.i2s_fifo_sequence[i]); in sii902x_audio_hw_params()
721 ret = regmap_write(sii902x->regmap, SII902X_TPI_AUDIO_CONFIG_BYTE3_REG, in sii902x_audio_hw_params()
726 ret = regmap_bulk_write(sii902x->regmap, SII902X_TPI_I2S_STRM_HDR_BASE, in sii902x_audio_hw_params()
741 ret = regmap_bulk_write(sii902x->regmap, in sii902x_audio_hw_params()
749 ret = regmap_write(sii902x->regmap, SII902X_IND_SET_PAGE, 0x02); in sii902x_audio_hw_params()
753 ret = regmap_write(sii902x->regmap, SII902X_IND_OFFSET, 0x24); in sii902x_audio_hw_params()
757 ret = regmap_write(sii902x->regmap, SII902X_IND_VALUE, 0x02); in sii902x_audio_hw_params()
763 mutex_unlock(&sii902x->mutex); in sii902x_audio_hw_params()
766 clk_disable_unprepare(sii902x->audio.mclk); in sii902x_audio_hw_params()
776 struct sii902x *sii902x = dev_get_drvdata(dev); in sii902x_audio_shutdown() local
778 mutex_lock(&sii902x->mutex); in sii902x_audio_shutdown()
780 regmap_write(sii902x->regmap, SII902X_TPI_AUDIO_CONFIG_BYTE2_REG, in sii902x_audio_shutdown()
783 mutex_unlock(&sii902x->mutex); in sii902x_audio_shutdown()
785 clk_disable_unprepare(sii902x->audio.mclk); in sii902x_audio_shutdown()
791 struct sii902x *sii902x = dev_get_drvdata(dev); in sii902x_audio_mute() local
793 mutex_lock(&sii902x->mutex); in sii902x_audio_mute()
795 sii902x_mute(sii902x, enable); in sii902x_audio_mute()
797 mutex_unlock(&sii902x->mutex); in sii902x_audio_mute()
805 struct sii902x *sii902x = dev_get_drvdata(dev); in sii902x_audio_get_eld() local
807 mutex_lock(&sii902x->mutex); in sii902x_audio_get_eld()
809 memcpy(buf, sii902x->connector.eld, in sii902x_audio_get_eld()
810 min(sizeof(sii902x->connector.eld), len)); in sii902x_audio_get_eld()
812 mutex_unlock(&sii902x->mutex); in sii902x_audio_get_eld()
846 static int sii902x_audio_codec_init(struct sii902x *sii902x, in sii902x_audio_codec_init() argument
897 sii902x->audio.i2s_fifo_sequence[i] |= audio_fifo_id[i] | in sii902x_audio_codec_init()
900 sii902x->audio.mclk = devm_clk_get_optional(dev, "mclk"); in sii902x_audio_codec_init()
901 if (IS_ERR(sii902x->audio.mclk)) { in sii902x_audio_codec_init()
903 __func__, PTR_ERR(sii902x->audio.mclk)); in sii902x_audio_codec_init()
904 return PTR_ERR(sii902x->audio.mclk); in sii902x_audio_codec_init()
907 sii902x->audio.pdev = platform_device_register_data( in sii902x_audio_codec_init()
911 return PTR_ERR_OR_ZERO(sii902x->audio.pdev); in sii902x_audio_codec_init()
926 .disable_locking = true, /* struct sii902x mutex should be enough */
934 struct sii902x *sii902x = data; in sii902x_interrupt() local
937 mutex_lock(&sii902x->mutex); in sii902x_interrupt()
939 regmap_read(sii902x->regmap, SII902X_INT_STATUS, &status); in sii902x_interrupt()
940 regmap_write(sii902x->regmap, SII902X_INT_STATUS, status); in sii902x_interrupt()
942 mutex_unlock(&sii902x->mutex); in sii902x_interrupt()
944 if ((status & SII902X_HOTPLUG_EVENT) && sii902x->bridge.dev) { in sii902x_interrupt()
945 drm_helper_hpd_irq_event(sii902x->bridge.dev); in sii902x_interrupt()
946 drm_bridge_hpd_notify(&sii902x->bridge, (status & SII902X_PLUGGED_STATUS) in sii902x_interrupt()
968 struct sii902x *sii902x = i2c_mux_priv(mux); in sii902x_i2c_bypass_select() local
969 struct device *dev = &sii902x->i2c->dev; in sii902x_i2c_bypass_select()
974 ret = sii902x_update_bits_unlocked(sii902x->i2c, SII902X_SYS_CTRL_DATA, in sii902x_i2c_bypass_select()
983 ret = sii902x_read_unlocked(sii902x->i2c, SII902X_SYS_CTRL_DATA, in sii902x_i2c_bypass_select()
995 return sii902x_write_unlocked(sii902x->i2c, SII902X_SYS_CTRL_DATA, in sii902x_i2c_bypass_select()
1013 struct sii902x *sii902x = i2c_mux_priv(mux); in sii902x_i2c_bypass_deselect() local
1014 struct device *dev = &sii902x->i2c->dev; in sii902x_i2c_bypass_deselect()
1034 ret = sii902x_read_unlocked(sii902x->i2c, SII902X_SYS_CTRL_DATA, in sii902x_i2c_bypass_deselect()
1043 ret = sii902x_update_bits_unlocked(sii902x->i2c, SII902X_SYS_CTRL_DATA, in sii902x_i2c_bypass_deselect()
1052 ret = sii902x_read_unlocked(sii902x->i2c, SII902X_SYS_CTRL_DATA, in sii902x_i2c_bypass_deselect()
1075 static int sii902x_init(struct sii902x *sii902x) in sii902x_init() argument
1077 struct device *dev = &sii902x->i2c->dev; in sii902x_init()
1082 sii902x_reset(sii902x); in sii902x_init()
1084 ret = regmap_write(sii902x->regmap, SII902X_REG_TPI_RQB, 0x0); in sii902x_init()
1088 ret = regmap_bulk_read(sii902x->regmap, SII902X_REG_CHIPID(0), in sii902x_init()
1102 regmap_read(sii902x->regmap, SII902X_INT_STATUS, &status); in sii902x_init()
1103 regmap_write(sii902x->regmap, SII902X_INT_STATUS, status); in sii902x_init()
1105 if (sii902x->i2c->irq > 0) { in sii902x_init()
1106 regmap_write(sii902x->regmap, SII902X_INT_ENABLE, in sii902x_init()
1109 ret = devm_request_threaded_irq(dev, sii902x->i2c->irq, NULL, in sii902x_init()
1112 sii902x); in sii902x_init()
1117 ret = sii902x_audio_codec_init(sii902x, dev); in sii902x_init()
1121 i2c_set_clientdata(sii902x->i2c, sii902x); in sii902x_init()
1123 sii902x->i2cmux = i2c_mux_alloc(sii902x->i2c->adapter, dev, in sii902x_init()
1127 if (!sii902x->i2cmux) { in sii902x_init()
1132 sii902x->i2cmux->priv = sii902x; in sii902x_init()
1133 ret = i2c_mux_add_adapter(sii902x->i2cmux, 0, 0); in sii902x_init()
1137 sii902x->bridge.funcs = &sii902x_bridge_funcs; in sii902x_init()
1138 sii902x->bridge.of_node = dev->of_node; in sii902x_init()
1139 sii902x->bridge.timings = &default_sii902x_timings; in sii902x_init()
1140 sii902x->bridge.ops = DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID; in sii902x_init()
1142 if (sii902x->i2c->irq > 0) in sii902x_init()
1143 sii902x->bridge.ops |= DRM_BRIDGE_OP_HPD; in sii902x_init()
1145 drm_bridge_add(&sii902x->bridge); in sii902x_init()
1150 if (!PTR_ERR_OR_ZERO(sii902x->audio.pdev)) in sii902x_init()
1151 platform_device_unregister(sii902x->audio.pdev); in sii902x_init()
1160 struct sii902x *sii902x; in sii902x_probe() local
1171 sii902x = devm_kzalloc(dev, sizeof(*sii902x), GFP_KERNEL); in sii902x_probe()
1172 if (!sii902x) in sii902x_probe()
1175 sii902x->i2c = client; in sii902x_probe()
1176 sii902x->regmap = devm_regmap_init_i2c(client, &sii902x_regmap_config); in sii902x_probe()
1177 if (IS_ERR(sii902x->regmap)) in sii902x_probe()
1178 return PTR_ERR(sii902x->regmap); in sii902x_probe()
1180 sii902x->reset_gpio = devm_gpiod_get_optional(dev, "reset", in sii902x_probe()
1182 if (IS_ERR(sii902x->reset_gpio)) { in sii902x_probe()
1184 PTR_ERR(sii902x->reset_gpio)); in sii902x_probe()
1185 return PTR_ERR(sii902x->reset_gpio); in sii902x_probe()
1188 sii902x->bus_width = 24; in sii902x_probe()
1191 of_property_read_u32(endpoint, "bus-width", &sii902x->bus_width); in sii902x_probe()
1209 sii902x->next_bridge = of_drm_find_bridge(remote); in sii902x_probe()
1211 if (!sii902x->next_bridge) in sii902x_probe()
1216 mutex_init(&sii902x->mutex); in sii902x_probe()
1222 return sii902x_init(sii902x); in sii902x_probe()
1227 struct sii902x *sii902x = i2c_get_clientdata(client); in sii902x_remove() local
1229 drm_bridge_remove(&sii902x->bridge); in sii902x_remove()
1230 i2c_mux_del_adapters(sii902x->i2cmux); in sii902x_remove()
1232 if (!PTR_ERR_OR_ZERO(sii902x->audio.pdev)) in sii902x_remove()
1233 platform_device_unregister(sii902x->audio.pdev); in sii902x_remove()
1252 .name = "sii902x",
1260 MODULE_DESCRIPTION("SII902x RGB -> HDMI bridges");