greybus: audio: Split helper APIs based on stream direction

Now, module is enabled/disabled based on widget event only and not
during startup/shutdown callbacks. Thus, we needn't compare codec_state
in enable/disable module helper APIs. Also, these can be further
simplified based on stream direction.

Signed-off-by: Vaibhav Agarwal <vaibhav.agarwal@linaro.org>
Reviewed-by: Mark Greer <mgreer@animalcreek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

1 files changed, 228 insertions, 177 deletions

diff --git a/drivers/staging/greybus/audio_codec.c b/drivers/staging/greybus/audio_codec.c

path: root/taia.c

#include <stdbool.h>

#include "taia.h"

static const struct taia tolerance_taia = {
	.sec.x = 0,
	.nano = 700000000ULL,	/* 700ms acceptance window */
	.atto = 0,
};

bool taia_looks_good(struct taia *arr_taia, struct taia *pkt_taia)
{
	bool good = false;
	struct taia tmp;

	if (taia_less(arr_taia, pkt_taia)) {
		taia_sub(&tmp, pkt_taia, arr_taia);
		if (taia_less(&tmp, &tolerance_taia))
			good = true;
	} else {
		taia_sub(&tmp, arr_taia, pkt_taia);
		if (taia_less(&tmp, &tolerance_taia))
			good = true;
	}

	return good;
}