150 static void spdif_irq_dpll_lock(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_dpll_lock()  argument
152 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_dpll_lock()
153 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_dpll_lock()
162 	spdif_priv->dpll_locked = locked ? true : false;  in spdif_irq_dpll_lock()
166 static void spdif_irq_sym_error(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_sym_error()  argument
168 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_sym_error()
169 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_sym_error()
174 	if (!spdif_priv->dpll_locked)  in spdif_irq_sym_error()
179 static void spdif_irq_uqrx_full(struct fsl_spdif_priv *spdif_priv, char name)  in spdif_irq_uqrx_full()  argument
181 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uqrx_full()
182 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_uqrx_full()
183 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uqrx_full()
218 static void spdif_irq_uq_sync(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_uq_sync()  argument
220 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uq_sync()
221 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uq_sync()
234 static void spdif_irq_uq_err(struct fsl_spdif_priv *spdif_priv)  in spdif_irq_uq_err()  argument
236 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_irq_uq_err()
237 	struct regmap *regmap = spdif_priv->regmap;  in spdif_irq_uq_err()
238 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_irq_uq_err()
254 static u32 spdif_intr_status_clear(struct fsl_spdif_priv *spdif_priv)  in spdif_intr_status_clear()  argument
256 	struct regmap *regmap = spdif_priv->regmap;  in spdif_intr_status_clear()
269 	struct fsl_spdif_priv *spdif_priv = (struct fsl_spdif_priv *)devid;  in spdif_isr()  local
270 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_isr()
273 	sis = spdif_intr_status_clear(spdif_priv);  in spdif_isr()
276 		spdif_irq_dpll_lock(spdif_priv);  in spdif_isr()
291 		spdif_irq_sym_error(spdif_priv);  in spdif_isr()
297 		spdif_irq_uqrx_full(spdif_priv, 'U');  in spdif_isr()
303 		spdif_irq_uqrx_full(spdif_priv, 'Q');  in spdif_isr()
309 		spdif_irq_uq_sync(spdif_priv);  in spdif_isr()
312 		spdif_irq_uq_err(spdif_priv);  in spdif_isr()
321 		spdif_irq_dpll_lock(spdif_priv);  in spdif_isr()
334 static int spdif_softreset(struct fsl_spdif_priv *spdif_priv)  in spdif_softreset()  argument
336 	struct regmap *regmap = spdif_priv->regmap;  in spdif_softreset()
368 static void spdif_write_channel_status(struct fsl_spdif_priv *spdif_priv)  in spdif_write_channel_status()  argument
370 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_write_channel_status()
371 	struct regmap *regmap = spdif_priv->regmap;  in spdif_write_channel_status()
372 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_write_channel_status()
389 static int spdif_set_rx_clksrc(struct fsl_spdif_priv *spdif_priv,  in spdif_set_rx_clksrc()  argument
392 	struct regmap *regmap = spdif_priv->regmap;  in spdif_set_rx_clksrc()
393 	u8 clksrc = spdif_priv->rxclk_src;  in spdif_set_rx_clksrc()
409 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in spdif_set_sample_rate()  local
410 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in spdif_set_sample_rate()
411 	struct regmap *regmap = spdif_priv->regmap;  in spdif_set_sample_rate()
412 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_set_sample_rate()
445 	clk = spdif_priv->txclk_src[rate];  in spdif_set_sample_rate()
451 	txclk_df = spdif_priv->txclk_df[rate];  in spdif_set_sample_rate()
457 	sysclk_df = spdif_priv->sysclk_df[rate];  in spdif_set_sample_rate()
459 	if (!fsl_spdif_can_set_clk_rate(spdif_priv, clk))  in spdif_set_sample_rate()
463 	ret = clk_set_rate(spdif_priv->txclk[rate],  in spdif_set_sample_rate()
474 			clk_get_rate(spdif_priv->txclk[rate]));  in spdif_set_sample_rate()
487 			spdif_priv->txrate[rate], sample_rate);  in spdif_set_sample_rate()
496 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_startup()  local
497 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_startup()
498 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_startup()
504 		ret = spdif_softreset(spdif_priv);  in fsl_spdif_startup()
538 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_shutdown()  local
539 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_shutdown()
556 		spdif_intr_status_clear(spdif_priv);  in fsl_spdif_shutdown()
567 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_hw_params()  local
568 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_hw_params()
569 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_hw_params()
582 		spdif_write_channel_status(spdif_priv);  in fsl_spdif_hw_params()
585 		ret = spdif_set_rx_clksrc(spdif_priv, SPDIF_DEFAULT_GAINSEL, 1);  in fsl_spdif_hw_params()
595 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(asoc_rtd_to_cpu(rtd, 0));  in fsl_spdif_trigger()  local
596 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_trigger()
652 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_pb_get()  local
653 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_pb_get()
667 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_pb_put()  local
668 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_pb_put()
675 	spdif_write_channel_status(spdif_priv);  in fsl_spdif_pb_put()
685 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_capture_get()  local
686 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_capture_get()
717 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_subcode_get()  local
718 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_subcode_get()
749 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_qget()  local
750 	struct spdif_mixer_control *ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_qget()
783 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rx_vbit_get()  local
784 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_rx_vbit_get()
798 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_tx_vbit_get()  local
799 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_tx_vbit_get()
814 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_tx_vbit_put()  local
815 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_tx_vbit_put()
840 static int spdif_get_rxclk_rate(struct fsl_spdif_priv *spdif_priv,  in spdif_get_rxclk_rate()  argument
843 	struct regmap *regmap = spdif_priv->regmap;  in spdif_get_rxclk_rate()
844 	struct platform_device *pdev = spdif_priv->pdev;  in spdif_get_rxclk_rate()
856 		busclk_freq = clk_get_rate(spdif_priv->sysclk);  in spdif_get_rxclk_rate()
879 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_rxrate_get()  local
882 	if (spdif_priv->dpll_locked)  in fsl_spdif_rxrate_get()
883 		rate = spdif_get_rxclk_rate(spdif_priv, SPDIF_DEFAULT_GAINSEL);  in fsl_spdif_rxrate_get()
911 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_usync_get()  local
912 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_usync_get()
930 	struct fsl_spdif_priv *spdif_priv = snd_soc_dai_get_drvdata(cpu_dai);  in fsl_spdif_usync_put()  local
931 	struct regmap *regmap = spdif_priv->regmap;  in fsl_spdif_usync_put()
1144 static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv,  in fsl_spdif_txclk_caldiv()  argument
1149 	bool is_sysclk = clk_is_match(clk, spdif_priv->sysclk);  in fsl_spdif_txclk_caldiv()
1173 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1174 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1175 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1184 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1185 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1186 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1194 				spdif_priv->txclk_df[index] = txclk_df;  in fsl_spdif_txclk_caldiv()
1195 				spdif_priv->sysclk_df[index] = sysclk_df;  in fsl_spdif_txclk_caldiv()
1196 				spdif_priv->txrate[index] = arate;  in fsl_spdif_txclk_caldiv()
1205 static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv,  in fsl_spdif_probe_txclk()  argument
1209 	struct platform_device *pdev = spdif_priv->pdev;  in fsl_spdif_probe_txclk()
1226 		ret = fsl_spdif_txclk_caldiv(spdif_priv, clk, savesub, index,  in fsl_spdif_probe_txclk()
1227 					     fsl_spdif_can_set_clk_rate(spdif_priv, i));  in fsl_spdif_probe_txclk()
1232 		spdif_priv->txclk[index] = clk;  in fsl_spdif_probe_txclk()
1233 		spdif_priv->txclk_src[index] = i;  in fsl_spdif_probe_txclk()
1241 			spdif_priv->txclk_src[index], rate[index]);  in fsl_spdif_probe_txclk()
1243 			spdif_priv->txclk_df[index], rate[index]);  in fsl_spdif_probe_txclk()
1244 	if (clk_is_match(spdif_priv->txclk[index], spdif_priv->sysclk))  in fsl_spdif_probe_txclk()
1246 				spdif_priv->sysclk_df[index], rate[index]);  in fsl_spdif_probe_txclk()
1248 			rate[index], spdif_priv->txrate[index]);  in fsl_spdif_probe_txclk()
1255 	struct fsl_spdif_priv *spdif_priv;  in fsl_spdif_probe()  local
1261 	spdif_priv = devm_kzalloc(&pdev->dev, sizeof(*spdif_priv), GFP_KERNEL);  in fsl_spdif_probe()
1262 	if (!spdif_priv)  in fsl_spdif_probe()
1265 	spdif_priv->pdev = pdev;  in fsl_spdif_probe()
1267 	spdif_priv->soc = of_device_get_match_data(&pdev->dev);  in fsl_spdif_probe()
1268 	if (!spdif_priv->soc) {  in fsl_spdif_probe()
1274 	memcpy(&spdif_priv->cpu_dai_drv, &fsl_spdif_dai, sizeof(fsl_spdif_dai));  in fsl_spdif_probe()
1275 	spdif_priv->cpu_dai_drv.name = dev_name(&pdev->dev);  in fsl_spdif_probe()
1283 	spdif_priv->regmap = devm_regmap_init_mmio_clk(&pdev->dev,  in fsl_spdif_probe()
1285 	if (IS_ERR(spdif_priv->regmap)) {  in fsl_spdif_probe()
1287 		return PTR_ERR(spdif_priv->regmap);  in fsl_spdif_probe()
1295 			       dev_name(&pdev->dev), spdif_priv);  in fsl_spdif_probe()
1302 	spdif_priv->sysclk = devm_clk_get(&pdev->dev, "rxtx5");  in fsl_spdif_probe()
1303 	if (IS_ERR(spdif_priv->sysclk)) {  in fsl_spdif_probe()
1305 		return PTR_ERR(spdif_priv->sysclk);  in fsl_spdif_probe()
1309 	spdif_priv->coreclk = devm_clk_get(&pdev->dev, "core");  in fsl_spdif_probe()
1310 	if (IS_ERR(spdif_priv->coreclk)) {  in fsl_spdif_probe()
1312 		return PTR_ERR(spdif_priv->coreclk);  in fsl_spdif_probe()
1315 	spdif_priv->spbaclk = devm_clk_get(&pdev->dev, "spba");  in fsl_spdif_probe()
1316 	if (IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_probe()
1320 	spdif_priv->rxclk = devm_clk_get(&pdev->dev, "rxtx1");  in fsl_spdif_probe()
1321 	if (IS_ERR(spdif_priv->rxclk)) {  in fsl_spdif_probe()
1323 		return PTR_ERR(spdif_priv->rxclk);  in fsl_spdif_probe()
1325 	spdif_priv->rxclk_src = DEFAULT_RXCLK_SRC;  in fsl_spdif_probe()
1328 		ret = fsl_spdif_probe_txclk(spdif_priv, i);  in fsl_spdif_probe()
1334 	ctrl = &spdif_priv->fsl_spdif_control;  in fsl_spdif_probe()
1345 	spdif_priv->dpll_locked = false;  in fsl_spdif_probe()
1347 	spdif_priv->dma_params_tx.maxburst = FSL_SPDIF_TXFIFO_WML;  in fsl_spdif_probe()
1348 	spdif_priv->dma_params_rx.maxburst = FSL_SPDIF_RXFIFO_WML;  in fsl_spdif_probe()
1349 	spdif_priv->dma_params_tx.addr = res->start + REG_SPDIF_STL;  in fsl_spdif_probe()
1350 	spdif_priv->dma_params_rx.addr = res->start + REG_SPDIF_SRL;  in fsl_spdif_probe()
1353 	dev_set_drvdata(&pdev->dev, spdif_priv);  in fsl_spdif_probe()
1355 	regcache_cache_only(spdif_priv->regmap, true);  in fsl_spdif_probe()
1358 					      &spdif_priv->cpu_dai_drv, 1);  in fsl_spdif_probe()
1374 	struct fsl_spdif_priv *spdif_priv = dev_get_drvdata(dev);  in fsl_spdif_runtime_suspend()  local
1377 	regmap_read(spdif_priv->regmap, REG_SPDIF_SRPC,  in fsl_spdif_runtime_suspend()
1378 			&spdif_priv->regcache_srpc);  in fsl_spdif_runtime_suspend()
1379 	regcache_cache_only(spdif_priv->regmap, true);  in fsl_spdif_runtime_suspend()
1381 	clk_disable_unprepare(spdif_priv->rxclk);  in fsl_spdif_runtime_suspend()
1384 		clk_disable_unprepare(spdif_priv->txclk[i]);  in fsl_spdif_runtime_suspend()
1386 	if (!IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_runtime_suspend()
1387 		clk_disable_unprepare(spdif_priv->spbaclk);  in fsl_spdif_runtime_suspend()
1388 	clk_disable_unprepare(spdif_priv->coreclk);  in fsl_spdif_runtime_suspend()
1395 	struct fsl_spdif_priv *spdif_priv = dev_get_drvdata(dev);  in fsl_spdif_runtime_resume()  local
1399 	ret = clk_prepare_enable(spdif_priv->coreclk);  in fsl_spdif_runtime_resume()
1405 	if (!IS_ERR(spdif_priv->spbaclk)) {  in fsl_spdif_runtime_resume()
1406 		ret = clk_prepare_enable(spdif_priv->spbaclk);  in fsl_spdif_runtime_resume()
1414 		ret = clk_prepare_enable(spdif_priv->txclk[i]);  in fsl_spdif_runtime_resume()
1419 	ret = clk_prepare_enable(spdif_priv->rxclk);  in fsl_spdif_runtime_resume()
1423 	regcache_cache_only(spdif_priv->regmap, false);  in fsl_spdif_runtime_resume()
1424 	regcache_mark_dirty(spdif_priv->regmap);  in fsl_spdif_runtime_resume()
1426 	regmap_update_bits(spdif_priv->regmap, REG_SPDIF_SRPC,  in fsl_spdif_runtime_resume()
1428 			spdif_priv->regcache_srpc);  in fsl_spdif_runtime_resume()
1430 	ret = regcache_sync(spdif_priv->regmap);  in fsl_spdif_runtime_resume()
1437 	clk_disable_unprepare(spdif_priv->rxclk);  in fsl_spdif_runtime_resume()
1440 		clk_disable_unprepare(spdif_priv->txclk[i]);  in fsl_spdif_runtime_resume()
1441 	if (!IS_ERR(spdif_priv->spbaclk))  in fsl_spdif_runtime_resume()
1442 		clk_disable_unprepare(spdif_priv->spbaclk);  in fsl_spdif_runtime_resume()
1444 	clk_disable_unprepare(spdif_priv->coreclk);  in fsl_spdif_runtime_resume()