On Fri, 25 Dec 2020 02:20:24 +0100, Peter Geis wrote: > > The following patches fix tegra-hda on legacy tegra devices. > Two issues were discovered preventing tegra-hda from functioning: > The hda clocks on tegra30 were assigned to clk_m and running at too low of a rate to function. > The tegra-hda encounters an input/output error when opening a stream. > > Since the only mainline device that used tegra-hda previously was the t124, it is unknown exactly when this was broken. > Fortunately a recent patch was submitted that fixed the issue only on t194 devices. > We can apply it universally to the tegra-hda device to resolve the issues across the board. > Note that downstream devices used the spdif device instead of hda for hdmi audio. > The spdif device lacks a driver on mainline. > > Peter Geis (2): > clk: tegra30: Add hda clock default rates to clock driver > ALSA: hda/tegra: fix tegra-hda on tegra30 soc Can Nvidia people look at those? thanks, Takashi > > drivers/clk/tegra/clk-tegra30.c | 2 ++ > sound/pci/hda/hda_tegra.c | 3 +-- > 2 files changed, 3 insertions(+), 2 deletions(-) > > -- > 2.25.1 >
