Renesas Sound driver is using rsnd_is_genX() macro to handling difference. We can use "grep rsnd_is_gen" to find-out difference for each SoC today. In general, driver uses flag to handling SoC difference. But in Renesas Sound case, the differences are very specific, if you try to make it general, the code will become be very complicated. Some of them can use flag to handling, but we can find-out all diffence by using "grep rsnd_is_gen" today. It is not so good, but not so bad so far. So we will keep current style for a while. This patch cares Gen1/Gen2 exception by using negative handling to makes no more update for this part when we support Gen5 or later. - if (rsnd_is_gen3() || rsnd_is_gen4() || rsnd_is_gen5() || ...) + if (!rsnd_is_gen1() && !rsnd_is_gen2()) Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Link: https://msgid.link/r/87wmpga4ds.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown <broonie@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the reStructuredText markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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