diff options
Diffstat (limited to 'drivers/spi/spi-cadence-quadspi.c')
| -rw-r--r-- | drivers/spi/spi-cadence-quadspi.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index 05ebb03d319f..1755ca026f08 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -1662,23 +1662,20 @@ static int cqspi_setup_flash(struct cqspi_st *cqspi) unsigned int max_cs = cqspi->num_chipselect - 1; struct platform_device *pdev = cqspi->pdev; struct device *dev = &pdev->dev; - struct device_node *np = dev->of_node; struct cqspi_flash_pdata *f_pdata; unsigned int cs; int ret; /* Get flash device data */ - for_each_available_child_of_node(dev->of_node, np) { + for_each_available_child_of_node_scoped(dev->of_node, np) { ret = of_property_read_u32(np, "reg", &cs); if (ret) { dev_err(dev, "Couldn't determine chip select.\n"); - of_node_put(np); return ret; } if (cs >= cqspi->num_chipselect) { dev_err(dev, "Chip select %d out of range.\n", cs); - of_node_put(np); return -EINVAL; } else if (cs < max_cs) { max_cs = cs; @@ -1689,10 +1686,8 @@ static int cqspi_setup_flash(struct cqspi_st *cqspi) f_pdata->cs = cs; ret = cqspi_of_get_flash_pdata(pdev, f_pdata, np); - if (ret) { - of_node_put(np); + if (ret) return ret; - } } cqspi->num_chipselect = max_cs + 1; @@ -2000,13 +1995,25 @@ static int cqspi_runtime_resume(struct device *dev) static int cqspi_suspend(struct device *dev) { struct cqspi_st *cqspi = dev_get_drvdata(dev); + int ret; - return spi_controller_suspend(cqspi->host); + ret = spi_controller_suspend(cqspi->host); + if (ret) + return ret; + + return pm_runtime_force_suspend(dev); } static int cqspi_resume(struct device *dev) { struct cqspi_st *cqspi = dev_get_drvdata(dev); + int ret; + + ret = pm_runtime_force_resume(dev); + if (ret) { + dev_err(dev, "pm_runtime_force_resume failed on resume\n"); + return ret; + } return spi_controller_resume(cqspi->host); } |