On Fri, Jun 14, 2024 at 02:47:26PM +0200, Takashi Iwai wrote: > The control elements with volatile flag don't guarantee that the > written values are actually saved for the next reads, hence they > aren't suitable for the standard mixer tests. Skip the write tests > for those volatile controls for avoiding confusion.
We should still verify that you can actually write I think...
> + if (!snd_ctl_elem_info_is_volatile(ctl->info)) {
> + ksft_print_msg("%s is volatile\n", ctl->name);
> + ksft_test_result_skip("write_invalid.%d.%d\n",
> + ctl->card->card, ctl->elem);
> + return;
> + }
...and that you don't read back invalid values after a write like this
for example. I think any change for this should be in the validation of
the read but we should still try the writes we think we can do.
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