Re: [alsa-devel] [PATCH 2/9] ASoC: tegra: add support for CIF programming

Dmitry Osipenko
2020-01-20T15:58:16Z

Hello Sameer,

20.01.2020 17:23, Sameer Pujar пишет:

[snip]

> Tegra30 and Tegra124 have an identical CIF programming helper function.

[snip]

> -#define TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT 24
> -#define TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK_US 0x3f
> -#define TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK (TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_MASK_US << TEGRA124_AUDIOCIF_CTRL_FIFO_THRESHOLD_SHIFT)
> -
> -/* Channel count minus 1 */
> -#define TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT 24
> -#define TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK_US 7
> -#define TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK (TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_MASK_US << TEGRA30_AUDIOCIF_CTRL_AUDIO_CHANNELS_SHIFT)

The AUDIOCIF_CTRL bitfields are not the same on T30 and T124, why are
you claiming that programming is identical? Have you actually tried to
test these patches on T30?