diff options
Diffstat (limited to 'drivers/spi/spi.c')
| -rw-r--r-- | drivers/spi/spi.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index f996c600eb8c..004b10f184d4 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c | |||
| @@ -543,17 +543,16 @@ static void spi_pump_messages(struct kthread_work *work) | |||
| 543 | /* Lock queue and check for queue work */ | 543 | /* Lock queue and check for queue work */ |
| 544 | spin_lock_irqsave(&master->queue_lock, flags); | 544 | spin_lock_irqsave(&master->queue_lock, flags); |
| 545 | if (list_empty(&master->queue) || !master->running) { | 545 | if (list_empty(&master->queue) || !master->running) { |
| 546 | if (master->busy && master->unprepare_transfer_hardware) { | 546 | if (!master->busy) { |
| 547 | ret = master->unprepare_transfer_hardware(master); | 547 | spin_unlock_irqrestore(&master->queue_lock, flags); |
| 548 | if (ret) { | 548 | return; |
| 549 | spin_unlock_irqrestore(&master->queue_lock, flags); | ||
| 550 | dev_err(&master->dev, | ||
| 551 | "failed to unprepare transfer hardware\n"); | ||
| 552 | return; | ||
| 553 | } | ||
| 554 | } | 549 | } |
| 555 | master->busy = false; | 550 | master->busy = false; |
| 556 | spin_unlock_irqrestore(&master->queue_lock, flags); | 551 | spin_unlock_irqrestore(&master->queue_lock, flags); |
| 552 | if (master->unprepare_transfer_hardware && | ||
| 553 | master->unprepare_transfer_hardware(master)) | ||
| 554 | dev_err(&master->dev, | ||
| 555 | "failed to unprepare transfer hardware\n"); | ||
| 557 | return; | 556 | return; |
| 558 | } | 557 | } |
| 559 | 558 | ||
| @@ -984,7 +983,7 @@ static void acpi_register_spi_devices(struct spi_master *master) | |||
| 984 | acpi_status status; | 983 | acpi_status status; |
| 985 | acpi_handle handle; | 984 | acpi_handle handle; |
| 986 | 985 | ||
| 987 | handle = ACPI_HANDLE(&master->dev); | 986 | handle = ACPI_HANDLE(master->dev.parent); |
| 988 | if (!handle) | 987 | if (!handle) |
| 989 | return; | 988 | return; |
| 990 | 989 | ||
