Re: [PATCH RESEND 1/2] i2c: tegra: Add GPCDMA support

Dmitry Osipenko
2022-08-19T15:15:36Z

19.08.2022 15:23, Akhil R пишет:
> if (of_device_is_compatible(np, "nvidia,tegra210-i2c-vi"))
> i2c_dev->is_vi = true;
> + else
> + i2c_dev->dma_support = !!(of_find_property(np, "dmas", NULL));

1. You leak the np returned by of_find_property().

2. There is device_property_read_bool() for this kind of property-exists
checks.

3. If "dmas" is missing in DT, then dma_request_chan() should return
NULL and everything will work fine. I suppose you haven't tried to test
this code.