On Thu, 09 Sep 2021 13:39:06 +0200, Sasha Levin wrote: > > From: Takashi Iwai <tiwai@xxxxxxx> > > [ Upstream commit 4d9e9153f1c64d91a125c6967bc0bfb0bb653ea0 ] > > CS46xx driver switches the buffer depending on the number of periods, > and in some cases it switches to the own buffer without updating the > buffer type properly. This may cause a problem with the mmap on > exotic architectures that require the own mmap call for the coherent > DMA buffer. > > This patch addresses the potential breakage by replacing the buffer > setup with the proper macro. It also simplifies the source code, > too. > > Link: https://lore.kernel.org/r/20210809071829.22238-4-tiwai@xxxxxxx > Signed-off-by: Takashi Iwai <tiwai@xxxxxxx> > Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> This change is superfluous for 5.14. Please drop. thanks, Takashi