23.11.2021 01:21, Arnd Bergmann пишет: > From: Arnd Bergmann <arnd@xxxxxxxx> > > The DMA resource is never set up anywhere, and passing this as slave_id > has not been the proper procedure in a long time. > > As a preparation for removing all slave_id references from the ALSA code, > remove this one. > > According to Dmitry Osipenko, this driver has never been used and > the mechanism for configuring DMA would not work as it is implemented, > so this part will get rewritten when the driver gets put into use > again in the future. > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > --- > sound/soc/tegra/tegra20_spdif.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/sound/soc/tegra/tegra20_spdif.c b/sound/soc/tegra/tegra20_spdif.c > index 9fdc82d58db3..1c3385da6f82 100644 > --- a/sound/soc/tegra/tegra20_spdif.c > +++ b/sound/soc/tegra/tegra20_spdif.c > @@ -284,7 +284,6 @@ static int tegra20_spdif_platform_probe(struct platform_device *pdev) > spdif->playback_dma_data.addr = mem->start + TEGRA20_SPDIF_DATA_OUT; > spdif->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; > spdif->playback_dma_data.maxburst = 4; > - spdif->playback_dma_data.slave_id = dmareq->start; > > pm_runtime_enable(&pdev->dev); > > Reviewed-by: Dmitry Osipenko <digetx@xxxxxxxxx>