diff options
Diffstat (limited to 'sound/soc/codecs/wcd-dsp-mgr.c')
| -rw-r--r-- | sound/soc/codecs/wcd-dsp-mgr.c | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/sound/soc/codecs/wcd-dsp-mgr.c b/sound/soc/codecs/wcd-dsp-mgr.c index f51301d1ab08..71a2052f1089 100644 --- a/sound/soc/codecs/wcd-dsp-mgr.c +++ b/sound/soc/codecs/wcd-dsp-mgr.c @@ -1,5 +1,4 @@ -/* - * Copyright (c) 2016, The Linux Foundation. All rights reserved. +/* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -881,12 +880,50 @@ done: static int wdsp_suspend(struct device *wdsp_dev) { - return 0; + struct wdsp_mgr_priv *wdsp; + int rc = 0, i; + + if (!wdsp_dev) { + pr_err("%s: Invalid handle to device\n", __func__); + return -EINVAL; + } + + wdsp = dev_get_drvdata(wdsp_dev); + + for (i = WDSP_CMPNT_TYPE_MAX - 1; i >= 0; i--) { + rc = wdsp_unicast_event(wdsp, i, WDSP_EVENT_SUSPEND, NULL); + if (rc < 0) { + WDSP_ERR(wdsp, "component %s failed to suspend\n", + WDSP_GET_CMPNT_TYPE_STR(i)); + break; + } + } + + return rc; } static int wdsp_resume(struct device *wdsp_dev) { - return 0; + struct wdsp_mgr_priv *wdsp; + int rc = 0, i; + + if (!wdsp_dev) { + pr_err("%s: Invalid handle to device\n", __func__); + return -EINVAL; + } + + wdsp = dev_get_drvdata(wdsp_dev); + + for (i = 0; i < WDSP_CMPNT_TYPE_MAX; i++) { + rc = wdsp_unicast_event(wdsp, i, WDSP_EVENT_RESUME, NULL); + if (rc < 0) { + WDSP_ERR(wdsp, "component %s failed to resume\n", + WDSP_GET_CMPNT_TYPE_STR(i)); + break; + } + } + + return rc; } static struct wdsp_mgr_ops wdsp_ops = { |