34 static struct tegra30_ahub *ahub;  variable
38 	regmap_write(ahub->regmap_apbif, reg, val);  in tegra30_apbif_write()
44 	regmap_read(ahub->regmap_apbif, reg, &val);  in tegra30_apbif_read()
50 	regmap_write(ahub->regmap_ahub, reg, val);  in tegra30_audio_write()
55 	regcache_cache_only(ahub->regmap_apbif, true);  in tegra30_ahub_runtime_suspend()
56 	regcache_cache_only(ahub->regmap_ahub, true);  in tegra30_ahub_runtime_suspend()
58 	clk_disable_unprepare(ahub->clk_apbif);  in tegra30_ahub_runtime_suspend()
59 	clk_disable_unprepare(ahub->clk_d_audio);  in tegra30_ahub_runtime_suspend()
79 	ret = clk_prepare_enable(ahub->clk_d_audio);  in tegra30_ahub_runtime_resume()
84 	ret = clk_prepare_enable(ahub->clk_apbif);  in tegra30_ahub_runtime_resume()
87 		clk_disable(ahub->clk_d_audio);  in tegra30_ahub_runtime_resume()
91 	regcache_cache_only(ahub->regmap_apbif, false);  in tegra30_ahub_runtime_resume()
92 	regcache_cache_only(ahub->regmap_ahub, false);  in tegra30_ahub_runtime_resume()
105 	channel = find_first_zero_bit(ahub->rx_usage,  in tegra30_ahub_allocate_rx_fifo()
110 	__set_bit(channel, ahub->rx_usage);  in tegra30_ahub_allocate_rx_fifo()
114 	*fiforeg = ahub->apbif_addr + TEGRA30_AHUB_CHANNEL_RXFIFO +  in tegra30_ahub_allocate_rx_fifo()
117 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_allocate_rx_fifo()
143 	ahub->soc_data->set_audio_cif(ahub->regmap_apbif, reg, &cif_conf);  in tegra30_ahub_allocate_rx_fifo()
145 	pm_runtime_put(ahub->dev);  in tegra30_ahub_allocate_rx_fifo()
156 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_enable_rx_fifo()
164 	pm_runtime_put(ahub->dev);  in tegra30_ahub_enable_rx_fifo()
175 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_disable_rx_fifo()
183 	pm_runtime_put(ahub->dev);  in tegra30_ahub_disable_rx_fifo()
193 	__clear_bit(channel, ahub->rx_usage);  in tegra30_ahub_free_rx_fifo()
207 	channel = find_first_zero_bit(ahub->tx_usage,  in tegra30_ahub_allocate_tx_fifo()
212 	__set_bit(channel, ahub->tx_usage);  in tegra30_ahub_allocate_tx_fifo()
216 	*fiforeg = ahub->apbif_addr + TEGRA30_AHUB_CHANNEL_TXFIFO +  in tegra30_ahub_allocate_tx_fifo()
219 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_allocate_tx_fifo()
245 	ahub->soc_data->set_audio_cif(ahub->regmap_apbif, reg, &cif_conf);  in tegra30_ahub_allocate_tx_fifo()
247 	pm_runtime_put(ahub->dev);  in tegra30_ahub_allocate_tx_fifo()
258 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_enable_tx_fifo()
266 	pm_runtime_put(ahub->dev);  in tegra30_ahub_enable_tx_fifo()
277 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_disable_tx_fifo()
285 	pm_runtime_put(ahub->dev);  in tegra30_ahub_disable_tx_fifo()
295 	__clear_bit(channel, ahub->tx_usage);  in tegra30_ahub_free_tx_fifo()
307 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_set_rx_cif_source()
313 	pm_runtime_put(ahub->dev);  in tegra30_ahub_set_rx_cif_source()
324 	pm_runtime_get_sync(ahub->dev);  in tegra30_ahub_unset_rx_cif_source()
330 	pm_runtime_put(ahub->dev);  in tegra30_ahub_unset_rx_cif_source()
528 	if (ahub)  in tegra30_ahub_probe()
561 	ahub = devm_kzalloc(&pdev->dev, sizeof(struct tegra30_ahub),  in tegra30_ahub_probe()
563 	if (!ahub) {  in tegra30_ahub_probe()
567 	dev_set_drvdata(&pdev->dev, ahub);  in tegra30_ahub_probe()
569 	ahub->soc_data = soc_data;  in tegra30_ahub_probe()
570 	ahub->dev = &pdev->dev;  in tegra30_ahub_probe()
572 	ahub->clk_d_audio = devm_clk_get(&pdev->dev, "d_audio");  in tegra30_ahub_probe()
573 	if (IS_ERR(ahub->clk_d_audio)) {  in tegra30_ahub_probe()
575 		ret = PTR_ERR(ahub->clk_d_audio);  in tegra30_ahub_probe()
579 	ahub->clk_apbif = devm_clk_get(&pdev->dev, "apbif");  in tegra30_ahub_probe()
580 	if (IS_ERR(ahub->clk_apbif)) {  in tegra30_ahub_probe()
582 		ret = PTR_ERR(ahub->clk_apbif);  in tegra30_ahub_probe()
591 	ahub->apbif_addr = res0->start;  in tegra30_ahub_probe()
593 	ahub->regmap_apbif = devm_regmap_init_mmio(&pdev->dev, regs_apbif,  in tegra30_ahub_probe()
595 	if (IS_ERR(ahub->regmap_apbif)) {  in tegra30_ahub_probe()
597 		ret = PTR_ERR(ahub->regmap_apbif);  in tegra30_ahub_probe()
600 	regcache_cache_only(ahub->regmap_apbif, true);  in tegra30_ahub_probe()
607 	ahub->regmap_ahub = devm_regmap_init_mmio(&pdev->dev, regs_ahub,  in tegra30_ahub_probe()
609 	if (IS_ERR(ahub->regmap_ahub)) {  in tegra30_ahub_probe()
611 		ret = PTR_ERR(ahub->regmap_ahub);  in tegra30_ahub_probe()
614 	regcache_cache_only(ahub->regmap_ahub, true);  in tegra30_ahub_probe()
635 	if (!ahub)  in tegra30_ahub_remove()
648 	regcache_mark_dirty(ahub->regmap_ahub);  in tegra30_ahub_suspend()
649 	regcache_mark_dirty(ahub->regmap_apbif);  in tegra30_ahub_suspend()
661 	ret = regcache_sync(ahub->regmap_ahub);  in tegra30_ahub_resume()
662 	ret |= regcache_sync(ahub->regmap_apbif);  in tegra30_ahub_resume()