132 __acquires(&tve->lock)  in tve_lock()
134 	struct imx_tve *tve = __tve;  in tve_lock()  local
136 	spin_lock(&tve->lock);  in tve_lock()
140 __releases(&tve->lock)  in tve_unlock()
142 	struct imx_tve *tve = __tve;  in tve_unlock()  local
144 	spin_unlock(&tve->lock);  in tve_unlock()
147 static void tve_enable(struct imx_tve *tve)  in tve_enable()  argument
149 	if (!tve->enabled) {  in tve_enable()
150 		tve->enabled = true;  in tve_enable()
151 		clk_prepare_enable(tve->clk);  in tve_enable()
152 		regmap_update_bits(tve->regmap, TVE_COM_CONF_REG,  in tve_enable()
157 	regmap_write(tve->regmap, TVE_STAT_REG, 0xffffffff);  in tve_enable()
160 	if (tve->mode == TVE_MODE_VGA)  in tve_enable()
161 		regmap_write(tve->regmap, TVE_INT_CONT_REG, 0);  in tve_enable()
163 		regmap_write(tve->regmap, TVE_INT_CONT_REG,  in tve_enable()
169 static void tve_disable(struct imx_tve *tve)  in tve_disable()  argument
171 	if (tve->enabled) {  in tve_disable()
172 		tve->enabled = false;  in tve_disable()
173 		regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, TVE_EN, 0);  in tve_disable()
174 		clk_disable_unprepare(tve->clk);  in tve_disable()
178 static int tve_setup_tvout(struct imx_tve *tve)  in tve_setup_tvout()  argument
183 static int tve_setup_vga(struct imx_tve *tve)  in tve_setup_vga()  argument
190 	ret = regmap_update_bits(tve->regmap, TVE_TVDAC0_CONT_REG,  in tve_setup_vga()
195 	ret = regmap_update_bits(tve->regmap, TVE_TVDAC1_CONT_REG,  in tve_setup_vga()
200 	ret = regmap_update_bits(tve->regmap, TVE_TVDAC2_CONT_REG,  in tve_setup_vga()
212 	ret = regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, mask, val);  in tve_setup_vga()
217 	return regmap_update_bits(tve->regmap, TVE_TST_MODE_REG,  in tve_setup_vga()
223 	struct imx_tve *tve = con_to_tve(connector);  in imx_tve_connector_get_modes()  local
227 	if (!tve->ddc)  in imx_tve_connector_get_modes()
230 	edid = drm_get_edid(connector, tve->ddc);  in imx_tve_connector_get_modes()
243 	struct imx_tve *tve = con_to_tve(connector);  in imx_tve_connector_mode_valid()  local
247 	rate = clk_round_rate(tve->clk, 2000UL * mode->clock) / 2000;  in imx_tve_connector_mode_valid()
252 	rate = clk_round_rate(tve->clk, 1000UL * mode->clock) / 1000;  in imx_tve_connector_mode_valid()
256 	dev_warn(tve->dev, "ignoring mode %dx%d\n",  in imx_tve_connector_mode_valid()
265 	struct imx_tve *tve = con_to_tve(connector);  in imx_tve_connector_best_encoder()  local
267 	return &tve->encoder;  in imx_tve_connector_best_encoder()
274 	struct imx_tve *tve = enc_to_tve(encoder);  in imx_tve_encoder_mode_set()  local
286 	clk_set_rate(tve->clk, rate);  in imx_tve_encoder_mode_set()
287 	rounded_rate = clk_get_rate(tve->clk);  in imx_tve_encoder_mode_set()
290 	clk_set_rate(tve->di_clk, rounded_rate / div);  in imx_tve_encoder_mode_set()
292 	ret = clk_set_parent(tve->di_sel_clk, tve->di_clk);  in imx_tve_encoder_mode_set()
294 		dev_err(tve->dev, "failed to set di_sel parent to tve_di: %d\n",  in imx_tve_encoder_mode_set()
298 	regmap_update_bits(tve->regmap, TVE_COM_CONF_REG,  in imx_tve_encoder_mode_set()
301 	if (tve->mode == TVE_MODE_VGA)  in imx_tve_encoder_mode_set()
302 		ret = tve_setup_vga(tve);  in imx_tve_encoder_mode_set()
304 		ret = tve_setup_tvout(tve);  in imx_tve_encoder_mode_set()
306 		dev_err(tve->dev, "failed to set configuration: %d\n", ret);  in imx_tve_encoder_mode_set()
311 	struct imx_tve *tve = enc_to_tve(encoder);  in imx_tve_encoder_enable()  local
313 	tve_enable(tve);  in imx_tve_encoder_enable()
318 	struct imx_tve *tve = enc_to_tve(encoder);  in imx_tve_encoder_disable()  local
320 	tve_disable(tve);  in imx_tve_encoder_disable()
328 	struct imx_tve *tve = enc_to_tve(encoder);  in imx_tve_atomic_check()  local
331 	imx_crtc_state->di_hsync_pin = tve->di_hsync_pin;  in imx_tve_atomic_check()
332 	imx_crtc_state->di_vsync_pin = tve->di_vsync_pin;  in imx_tve_atomic_check()
364 	struct imx_tve *tve = data;  in imx_tve_irq_handler()  local
367 	regmap_read(tve->regmap, TVE_STAT_REG, &val);  in imx_tve_irq_handler()
370 	regmap_write(tve->regmap, TVE_STAT_REG, 0xffffffff);  in imx_tve_irq_handler()
378 	struct imx_tve *tve = container_of(hw, struct imx_tve, clk_hw_di);  in clk_tve_di_recalc_rate()  local
382 	ret = regmap_read(tve->regmap, TVE_COM_CONF_REG, &val);  in clk_tve_di_recalc_rate()
415 	struct imx_tve *tve = container_of(hw, struct imx_tve, clk_hw_di);  in clk_tve_di_set_rate()  local
428 	ret = regmap_update_bits(tve->regmap, TVE_COM_CONF_REG,  in clk_tve_di_set_rate()
432 		dev_err(tve->dev, "failed to set divider: %d\n", ret);  in clk_tve_di_set_rate()
445 static int tve_clk_init(struct imx_tve *tve, void __iomem *base)  in tve_clk_init()  argument
455 	tve_di_parent[0] = __clk_get_name(tve->clk);  in tve_clk_init()
458 	tve->clk_hw_di.init = &init;  in tve_clk_init()
459 	tve->di_clk = clk_register(tve->dev, &tve->clk_hw_di);  in tve_clk_init()
460 	if (IS_ERR(tve->di_clk)) {  in tve_clk_init()
461 		dev_err(tve->dev, "failed to register TVE output clock: %ld\n",  in tve_clk_init()
462 			PTR_ERR(tve->di_clk));  in tve_clk_init()
463 		return PTR_ERR(tve->di_clk);  in tve_clk_init()
469 static int imx_tve_register(struct drm_device *drm, struct imx_tve *tve)  in imx_tve_register()  argument
474 	encoder_type = tve->mode == TVE_MODE_VGA ?  in imx_tve_register()
477 	ret = imx_drm_encoder_parse_of(drm, &tve->encoder, tve->dev->of_node);  in imx_tve_register()
481 	drm_encoder_helper_add(&tve->encoder, &imx_tve_encoder_helper_funcs);  in imx_tve_register()
482 	drm_encoder_init(drm, &tve->encoder, &imx_tve_encoder_funcs,  in imx_tve_register()
485 	drm_connector_helper_add(&tve->connector,  in imx_tve_register()
487 	drm_connector_init_with_ddc(drm, &tve->connector,  in imx_tve_register()
490 				    tve->ddc);  in imx_tve_register()
492 	drm_connector_attach_encoder(&tve->connector, &tve->encoder);  in imx_tve_register()
542 	struct imx_tve *tve;  in imx_tve_bind()  local
549 	tve = devm_kzalloc(dev, sizeof(*tve), GFP_KERNEL);  in imx_tve_bind()
550 	if (!tve)  in imx_tve_bind()
553 	tve->dev = dev;  in imx_tve_bind()
554 	spin_lock_init(&tve->lock);  in imx_tve_bind()
558 		tve->ddc = of_find_i2c_adapter_by_node(ddc_node);  in imx_tve_bind()
562 	tve->mode = of_get_tve_mode(np);  in imx_tve_bind()
563 	if (tve->mode != TVE_MODE_VGA) {  in imx_tve_bind()
568 	if (tve->mode == TVE_MODE_VGA) {  in imx_tve_bind()
570 					   &tve->di_hsync_pin);  in imx_tve_bind()
578 					   &tve->di_vsync_pin);  in imx_tve_bind()
591 	tve_regmap_config.lock_arg = tve;  in imx_tve_bind()
592 	tve->regmap = devm_regmap_init_mmio_clk(dev, "tve", base,  in imx_tve_bind()
594 	if (IS_ERR(tve->regmap)) {  in imx_tve_bind()
596 			PTR_ERR(tve->regmap));  in imx_tve_bind()
597 		return PTR_ERR(tve->regmap);  in imx_tve_bind()
608 					"imx-tve", tve);  in imx_tve_bind()
614 	tve->dac_reg = devm_regulator_get(dev, "dac");  in imx_tve_bind()
615 	if (!IS_ERR(tve->dac_reg)) {  in imx_tve_bind()
616 		if (regulator_get_voltage(tve->dac_reg) != IMX_TVE_DAC_VOLTAGE)  in imx_tve_bind()
618 		ret = regulator_enable(tve->dac_reg);  in imx_tve_bind()
623 	tve->clk = devm_clk_get(dev, "tve");  in imx_tve_bind()
624 	if (IS_ERR(tve->clk)) {  in imx_tve_bind()
626 			PTR_ERR(tve->clk));  in imx_tve_bind()
627 		return PTR_ERR(tve->clk);  in imx_tve_bind()
631 	tve->di_sel_clk = devm_clk_get(dev, "di_sel");  in imx_tve_bind()
632 	if (IS_ERR(tve->di_sel_clk)) {  in imx_tve_bind()
634 			PTR_ERR(tve->di_sel_clk));  in imx_tve_bind()
635 		return PTR_ERR(tve->di_sel_clk);  in imx_tve_bind()
638 	ret = tve_clk_init(tve, base);  in imx_tve_bind()
642 	ret = regmap_read(tve->regmap, TVE_COM_CONF_REG, &val);  in imx_tve_bind()
654 	ret = regmap_write(tve->regmap, TVE_CD_CONT_REG, 0);  in imx_tve_bind()
658 	ret = imx_tve_register(drm, tve);  in imx_tve_bind()
662 	dev_set_drvdata(dev, tve);  in imx_tve_bind()
670 	struct imx_tve *tve = dev_get_drvdata(dev);  in imx_tve_unbind()  local
672 	if (!IS_ERR(tve->dac_reg))  in imx_tve_unbind()
673 		regulator_disable(tve->dac_reg);  in imx_tve_unbind()