18.02.2022 14:39, Mikko Perttunen пишет: ... > +/* > + * Due to an issue with T194 NVENC, only 38 bits can be used. > + * Anyway, 256GiB of IOVA ought to be enough for anyone. > + */ > +static dma_addr_t context_device_dma_mask = DMA_BIT_MASK(38); s/dma_addr_t/u64/ ? Apparently you should get compilation warning on ARM32. https://elixir.bootlin.com/linux/v5.17-rc4/source/include/linux/device.h#L524 > +int host1x_context_list_init(struct host1x *host1x) > +{ > + struct host1x_context_list *cdl = &host1x->context_list; > + struct host1x_context *ctx; > + struct device_node *node; > + int index; Nitpick: unsigned int ... > +del_devices: > + while (--index >= 0) Nitpick: while (index--) ... > +void host1x_context_list_free(struct host1x_context_list *cdl) > +{ > + int i; Nitpick: unsigned int