On Sun, Nov 24, 2024 at 11:05:35AM +0100, Andrea della Porta wrote: > Empty dma-ranges in DT nodes using 3-cell address spcifier cause the > flag portion to be dropped by of_translate_one(), failing the translation > chain. This patch aims at fixing this issue. > > Part of this patchset was originally preparatory for a bigger patchset > (see [1]). It has been split in a standalone one for better management > and because it contains a bugfix which is probably of interest to stable > branch. > I've also added new tests to unittest to prove it. > > Many thanks, > Andrea > > References: > [1] - https://lore.kernel.org/all/3029857353c9499659369c1540ba887d7860670f.1730123575.git.andrea.porta@xxxxxxxx/ > > > Changes in V2: > > - Added blank lines between paragraphs in commit message for patch 2 > - Fixed a comment to explain the code behaviour in a straighter way > > > Andrea della Porta (2): > of/unittest: Add empty dma-ranges address translation tests > of: address: Preserve the flags portion on 1:1 dma-ranges mapping > > drivers/of/address.c | 3 +- > drivers/of/unittest-data/tests-address.dtsi | 2 ++ > drivers/of/unittest.c | 39 +++++++++++++++++++++ > 3 files changed, 43 insertions(+), 1 deletion(-) Applied, thanks! Rob
