diff options
Diffstat (limited to 'drivers/spi/spi.c')
| -rw-r--r-- | drivers/spi/spi.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index e19512ffc40e..da7e6225b8f6 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -35,6 +35,7 @@ #include <linux/spi/spi.h> #include <linux/of_gpio.h> #include <linux/pm_runtime.h> +#include <linux/pm_domain.h> #include <linux/export.h> #include <linux/sched/rt.h> #include <linux/delay.h> @@ -264,10 +265,12 @@ static int spi_drv_probe(struct device *dev) if (ret) return ret; - acpi_dev_pm_attach(dev, true); - ret = sdrv->probe(to_spi_device(dev)); - if (ret) - acpi_dev_pm_detach(dev, true); + ret = dev_pm_domain_attach(dev, true); + if (ret != -EPROBE_DEFER) { + ret = sdrv->probe(to_spi_device(dev)); + if (ret) + dev_pm_domain_detach(dev, true); + } return ret; } @@ -278,7 +281,7 @@ static int spi_drv_remove(struct device *dev) int ret; ret = sdrv->remove(to_spi_device(dev)); - acpi_dev_pm_detach(dev, true); + dev_pm_domain_detach(dev, true); return ret; } @@ -612,13 +615,13 @@ static int spi_map_buf(struct spi_master *master, struct device *dev, sg_free_table(sgt); return -ENOMEM; } - sg_buf = page_address(vm_page) + - ((size_t)buf & ~PAGE_MASK); + sg_set_page(&sgt->sgl[i], vm_page, + min, offset_in_page(buf)); } else { sg_buf = buf; + sg_set_buf(&sgt->sgl[i], sg_buf, min); } - sg_set_buf(&sgt->sgl[i], sg_buf, min); buf += min; len -= min; @@ -998,7 +1001,7 @@ static int spi_init_queue(struct spi_master *master) dev_name(&master->dev)); if (IS_ERR(master->kworker_task)) { dev_err(&master->dev, "failed to create message pump task\n"); - return -ENOMEM; + return PTR_ERR(master->kworker_task); } init_kthread_work(&master->pump_messages, spi_pump_messages); |