Searched refs:qtty (Results 1 – 1 of 1) sorted by relevance
| /linux/drivers/tty/ |
| H A D | goldfish.c | 60 static void do_rw_io(struct goldfish_tty *qtty, unsigned long address, in do_rw_io() argument
63 void __iomem *base = qtty->base; in do_rw_io()
65 guard(spinlock_irqsave)(&qtty->lock); in do_rw_io()
79 static void goldfish_tty_rw(struct goldfish_tty *qtty, unsigned long addr, in goldfish_tty_rw() argument
86 if (qtty->version > 0) { in goldfish_tty_rw()
103 dma_handle = dma_map_single(qtty->dev, (void *)addr, in goldfish_tty_rw()
106 if (dma_mapping_error(qtty->dev, dma_handle)) { in goldfish_tty_rw()
107 dev_err(qtty->dev, "tty: DMA mapping error.\n"); in goldfish_tty_rw()
110 do_rw_io(qtty, dma_handle, avail, is_write); in goldfish_tty_rw()
116 dma_unmap_single(qtty->dev, dma_handle, avail, dma_dir); in goldfish_tty_rw()
[all …]
|