drivers/dma/cv1800b-dmamux.c

78 	struct cv1800_dmamux_data *dmamux = dev_get_drvdata(dev);
81 	guard(spinlock_irqsave)(&dmamux->lock);
83 	regmap_update_bits(dmamux->regmap,
88 	regmap_update_bits(dmamux->regmap, REG_DMA_INT_MUX,
100 	struct cv1800_dmamux_data *dmamux = platform_get_drvdata(pdev);
132 	spin_lock_irqsave(&dmamux->lock, flags);
134 	if (test_bit(devid, dmamux->mapped_peripherals)) {
135 		llist_for_each_entry(map, dmamux->reserve_maps.first, node) {
143 		node = llist_del_first(&dmamux->free_maps);
150 		llist_add(&map->node, &dmamux->reserve_maps);
151 		set_bit(devid, dmamux->mapped_peripherals);
159 	regmap_set_bits(dmamux->regmap,
163 	regmap_update_bits(dmamux->regmap, REG_DMA_INT_MUX,
167 	spin_unlock_irqrestore(&dmamux->lock, flags);
177 	spin_unlock_irqrestore(&dmamux->lock, flags);
242 	{ .compatible = "sophgo,cv1800b-dmamux", },
251 		.name = "cv1800-dmamux",