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ASoC: qcom: lpass-sc7280: Add system suspend/resume PM ops

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Update lpass sc7280 platform driver with PM ops, such as
system supend and resume callbacks.
This update is required to disable clocks during supend and
avoid XO shutdown issue.

Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
Tested-by: Rahul Ajmeriya <quic_rajmeriy@quicinc.com>
Link: https://lore.kernel.org/r/1669703784-27589-1-git-send-email-quic_srivasam@quicinc.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Srinivasa Rao Mandadapu 2022-11-29 12:06:24 +05:30 committed by Mark Brown
parent 4cbb264d4e
commit a3a96e93cc
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 19 additions and 1 deletions
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20
sound/soc/qcom/lpass-sc7280.c
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@ -232,10 +232,27 @@ static int sc7280_lpass_exit(struct platform_device *pdev)
struct lpass_data *drvdata = platform_get_drvdata(pdev);
clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks);
return 0;
}
static int sc7280_lpass_dev_resume(struct device *dev)
{
struct lpass_data *drvdata = dev_get_drvdata(dev);
return clk_bulk_prepare_enable(drvdata->num_clks, drvdata->clks);
}
static int sc7280_lpass_dev_suspend(struct device *dev)
{
struct lpass_data *drvdata = dev_get_drvdata(dev);
clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks);
return 0;
}
static const struct dev_pm_ops sc7280_lpass_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(sc7280_lpass_dev_suspend, sc7280_lpass_dev_resume)
};
static struct lpass_variant sc7280_data = {
.i2sctrl_reg_base = 0x1000,
.i2sctrl_reg_stride = 0x1000,
@ -426,6 +443,7 @@ static struct platform_driver sc7280_lpass_cpu_platform_driver = {
.driver = {
.name = "sc7280-lpass-cpu",
.of_match_table = of_match_ptr(sc7280_lpass_cpu_device_id),
.pm = &sc7280_lpass_pm_ops,
},
.probe = asoc_qcom_lpass_cpu_platform_probe,
.remove = asoc_qcom_lpass_cpu_platform_remove,