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Only register the IRQ infrastructure if we have a parent irq. Signed-off-by: Konrad Dybcio Co-developed-by: Dhruvin Rajpura Signed-off-by: Dhruvin Rajpura Co-developed-by: Jishnu Prakash Signed-off-by: Jishnu Prakash --- drivers/mfd/qcom-pm8008.c | 45 ++++++++++++++++++++++++--------------------- 1 file changed, 24 insertions(+), 21 deletions(-) diff --git a/drivers/mfd/qcom-pm8008.c b/drivers/mfd/qcom-pm8008.c index ed656f0d6df2..77e4f6c04ac7 100644 --- a/drivers/mfd/qcom-pm8008.c +++ b/drivers/mfd/qcom-pm8008.c @@ -233,7 +233,7 @@ static void devm_irq_domain_fwnode_release(void *data) static int pm8008_probe(struct i2c_client *client) { - struct regmap_irq_chip_data *irq_data; + struct regmap_irq_chip_data *irq_data = NULL; const struct pm8008_match_data *data; struct device *dev = &client->dev; struct regmap *regmap, *regmap2; @@ -277,33 +277,36 @@ static int pm8008_probe(struct i2c_client *client) */ usleep_range(1000, 2000); - name = devm_kasprintf(dev, GFP_KERNEL, "%pOF-internal", dev->of_node); - if (!name) - return -ENOMEM; + if (client->irq) { + name = devm_kasprintf(dev, GFP_KERNEL, "%pOF-internal", dev->of_node); + if (!name) + return -ENOMEM; - name = strreplace(name, '/', ':'); + name = strreplace(name, '/', ':'); - fwnode = irq_domain_alloc_named_fwnode(name); - if (!fwnode) - return -ENOMEM; + fwnode = irq_domain_alloc_named_fwnode(name); + if (!fwnode) + return -ENOMEM; - ret = devm_add_action_or_reset(dev, devm_irq_domain_fwnode_release, fwnode); - if (ret) - return ret; + ret = devm_add_action_or_reset(dev, devm_irq_domain_fwnode_release, fwnode); + if (ret) + return ret; - ret = devm_regmap_add_irq_chip_fwnode(dev, fwnode, regmap, client->irq, - IRQF_SHARED, 0, data->irq_chip_desc, &irq_data); - if (ret) { - dev_err(dev, "failed to add IRQ chip: %d\n", ret); - return ret; - } + ret = devm_regmap_add_irq_chip_fwnode(dev, fwnode, regmap, client->irq, + IRQF_SHARED, 0, data->irq_chip_desc, + &irq_data); + if (ret) { + dev_err(dev, "failed to add IRQ chip: %d\n", ret); + return ret; + } - /* Needed by GPIO driver. */ - dev_set_drvdata(dev, regmap_irq_get_domain(irq_data)); + /* Needed by GPIO driver. */ + dev_set_drvdata(dev, regmap_irq_get_domain(irq_data)); + } return devm_mfd_add_devices(dev, PLATFORM_DEVID_AUTO, data->mfd_cells, - data->num_mfd_cells, NULL, 0, - regmap_irq_get_domain(irq_data)); + data->num_mfd_cells, NULL, 0, + regmap_irq_get_domain(irq_data)); } static const struct pm8008_match_data pm8008_data = { -- 2.43.0