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asoc: wsa883x: Fix SSR mute on speaker

Browse source 
During SSR/PDR, bring down wsa at down
event and restore after SSR up event.

Change-Id: I9a8d3c109144cb0a911cd7597bffc220b0ce95b7
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>
This commit is contained in:
Laxminath Kasam 2020-03-17 20:43:05 +05:30 • committed by Gerrit - the friendly Code Review server
commit 43fd112a6b
1 changed files with 58 additions and 2 deletions
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60
asoc/codecs/wsa883x/wsa883x.c
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@ -415,6 +415,14 @@ static const struct file_operations codec_debug_dump_ops = {
};
#endif
static void wsa883x_regcache_sync(struct wsa883x_priv *wsa883x)
{
mutex_lock(&wsa883x->res_lock);
regcache_mark_dirty(wsa883x->regmap);
regcache_sync(wsa883x->regmap);
mutex_unlock(&wsa883x->res_lock);
}
static irqreturn_t wsa883x_saf2war_handle_irq(int irq, void *data)
{
pr_err_ratelimited("%s: interrupt for irq =%d triggered\n",
@ -700,8 +708,8 @@ int wsa883x_codec_info_create_codec_entry(struct snd_info_entry *codec_root,
}
card = component->card;
snprintf(name, sizeof(name), "%s.%x", "wsa883x",
(u32)wsa883x->swr_slave->addr);
snprintf(name, sizeof(name), "%s.%llx", "wsa883x",
wsa883x->swr_slave->addr);
wsa883x->entry = snd_info_create_module_entry(codec_root->module,
(const char *)name,
@ -1289,6 +1297,45 @@ static int wsa883x_gpio_ctrl(struct wsa883x_priv *wsa883x, bool enable)
return ret;
}
static int wsa883x_swr_up(struct wsa883x_priv *wsa883x)
{
int ret;
ret = wsa883x_gpio_ctrl(wsa883x, true);
if (ret)
dev_err(wsa883x->dev, "%s: Failed to enable gpio\n", __func__);
return ret;
}
static int wsa883x_swr_down(struct wsa883x_priv *wsa883x)
{
int ret;
ret = wsa883x_gpio_ctrl(wsa883x, false);
if (ret)
dev_err(wsa883x->dev, "%s: Failed to disable gpio\n", __func__);
return ret;
}
static int wsa883x_swr_reset(struct wsa883x_priv *wsa883x)
{
u8 retry = WSA883X_NUM_RETRY;
u8 devnum = 0;
struct swr_device *pdev;
pdev = wsa883x->swr_slave;
while (swr_get_logical_dev_num(pdev, pdev->addr, &devnum) && retry--) {
/* Retry after 1 msec delay */
usleep_range(1000, 1100);
}
pdev->dev_num = devnum;
wsa883x_regcache_sync(wsa883x);
return 0;
}
static int wsa883x_event_notify(struct notifier_block *nb,
unsigned long val, void *ptr)
{
@ -1306,7 +1353,16 @@ static int wsa883x_event_notify(struct notifier_block *nb,
snd_soc_component_update_bits(wsa883x->component,
WSA883X_PA_FSM_CTL,
0x01, 0x00);
wsa883x_swr_down(wsa883x);
break;
case BOLERO_WSA_EVT_SSR_UP:
wsa883x_swr_up(wsa883x);
/* Add delay to allow enumerate */
usleep_range(20000, 20010);
wsa883x_swr_reset(wsa883x);
break;
case BOLERO_WSA_EVT_PA_ON_POST_FSCLK:
if (test_bit(SPKR_STATUS, &wsa883x->status_mask))
snd_soc_component_update_bits(wsa883x->component,