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asoc: codecs: defer probe if soundwire pin is not ready

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Defer codec macro probes if soundwire pins are not
ready to be accessed yet during boot up.

Change-Id: I20173e49043a076d73cdbb811863afbff87d4a3b
Signed-off-by: Karthikeyan Mani <kmani@codeaurora.org>
This commit is contained in:
Karthikeyan Mani
2019-06-03 13:29:43 -07:00
committed by Gerrit - the friendly Code Review server
parent c63ec8cd8f
commit 326536d1d6
5 changed files with 24 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
asoc/codecs/bolero/rx-macro.c
View File

@@ -3605,6 +3605,12 @@ static int rx_macro_probe(struct platform_device *pdev)
__func__);
return -EINVAL;
}
if (msm_cdc_pinctrl_get_state(rx_priv->rx_swr_gpio_p) < 0) {
dev_err(&pdev->dev, "%s: failed to get swr pin state\n",
__func__);
return -EPROBE_DEFER;
}
rx_io_base = devm_ioremap(&pdev->dev, rx_base_addr,
RX_MACRO_MAX_OFFSET);
if (!rx_io_base) {

6
asoc/codecs/bolero/tx-macro.c
View File

@@ -2000,6 +2000,12 @@ static int tx_macro_probe(struct platform_device *pdev)
__func__);
return -EINVAL;
}
if (msm_cdc_pinctrl_get_state(tx_priv->tx_swr_gpio_p) < 0) {
dev_err(&pdev->dev, "%s: failed to get swr pin state\n",
__func__);
return -EPROBE_DEFER;
}
tx_io_base = devm_ioremap(&pdev->dev,
tx_base_addr, TX_MACRO_MAX_OFFSET);
if (!tx_io_base) {

6
asoc/codecs/bolero/wsa-macro.c
View File

@@ -2901,6 +2901,12 @@ static int wsa_macro_probe(struct platform_device *pdev)
__func__);
return -EINVAL;
}
if (msm_cdc_pinctrl_get_state(wsa_priv->wsa_swr_gpio_p) < 0) {
dev_err(&pdev->dev, "%s: failed to get swr pin state\n",
__func__);
return -EPROBE_DEFER;
}
wsa_io_base = devm_ioremap(&pdev->dev,
wsa_base_addr, WSA_MACRO_MAX_OFFSET);
if (!wsa_io_base) {

5
asoc/codecs/msm-cdc-pinctrl.c
View File

@@ -122,9 +122,10 @@ EXPORT_SYMBOL(msm_cdc_pinctrl_select_active_state);
* msm_cdc_pinctrl_get_state: get curren pinctrl state
* @np: pointer to struct device_node
*
* Returns 0 for sleep state, 1 for active state
* Returns 0 for sleep state, 1 for active state,
* error code for failure
*/
bool msm_cdc_pinctrl_get_state(struct device_node *np)
int msm_cdc_pinctrl_get_state(struct device_node *np)
{
struct msm_cdc_pinctrl_info *gpio_data;

6
include/asoc/msm-cdc-pinctrl.h
View File

@@ -1,5 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
/* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
*/
#ifndef __MFD_CDC_PINCTRL_H_
@@ -11,7 +11,7 @@
#if IS_ENABLED(CONFIG_MSM_CDC_PINCTRL)
extern int msm_cdc_pinctrl_select_sleep_state(struct device_node *np);
extern int msm_cdc_pinctrl_select_active_state(struct device_node *np);
extern bool msm_cdc_pinctrl_get_state(struct device_node *np);
extern int msm_cdc_pinctrl_get_state(struct device_node *np);
extern int msm_cdc_get_gpio_state(struct device_node *np);
int msm_cdc_pinctrl_drv_init(void);
void msm_cdc_pinctrl_drv_exit(void);
@@ -36,7 +36,7 @@ int msm_cdc_pinctrl_drv_init(void)
void msm_cdc_pinctrl_drv_exit(void)
{
}
bool msm_cdc_pinctrl_get_state(struct device_node *np)
int msm_cdc_pinctrl_get_state(struct device_node *np)
{
return true;
}