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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2022-07-13 20:22:32 +0300
committerVinod Koul <vkoul@kernel.org>2022-09-04 22:49:35 +0530
commitd5988dcc760ca5cf683867163c7c78454fb2ec31 (patch)
treea35fe381ffd6cc669fc127e7aeacfbee1e395583 /drivers/dma/hsu/pci.c
parent69687432277132c3740bee3a9ae3d375cf6e86db (diff)
dmaengine: hsu: Finish conversion to managed resources
With help of devm_add_action_or_reset() we may finish conversion the driver to use managed resources. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20220713172235.22611-1-andriy.shevchenko@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/hsu/pci.c')
-rw-r--r--drivers/dma/hsu/pci.c27
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/dma/hsu/pci.c b/drivers/dma/hsu/pci.c
index 6a2df3dd78d0..4ed6a4ef1512 100644
--- a/drivers/dma/hsu/pci.c
+++ b/drivers/dma/hsu/pci.c
@@ -47,8 +47,14 @@ static irqreturn_t hsu_pci_irq(int irq, void *dev)
return IRQ_RETVAL(ret);
}
+static void hsu_pci_dma_remove(void *chip)
+{
+ hsu_dma_remove(chip);
+}
+
static int hsu_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
+ struct device *dev = &pdev->dev;
struct hsu_dma_chip *chip;
int ret;
@@ -87,9 +93,13 @@ static int hsu_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (ret)
return ret;
- ret = request_irq(chip->irq, hsu_pci_irq, 0, "hsu_dma_pci", chip);
+ ret = devm_add_action_or_reset(dev, hsu_pci_dma_remove, chip);
if (ret)
- goto err_register_irq;
+ return ret;
+
+ ret = devm_request_irq(dev, chip->irq, hsu_pci_irq, 0, "hsu_dma_pci", chip);
+ if (ret)
+ return ret;
/*
* On Intel Tangier B0 and Anniedale the interrupt line, disregarding
@@ -105,18 +115,6 @@ static int hsu_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
pci_set_drvdata(pdev, chip);
return 0;
-
-err_register_irq:
- hsu_dma_remove(chip);
- return ret;
-}
-
-static void hsu_pci_remove(struct pci_dev *pdev)
-{
- struct hsu_dma_chip *chip = pci_get_drvdata(pdev);
-
- free_irq(chip->irq, chip);
- hsu_dma_remove(chip);
}
static const struct pci_device_id hsu_pci_id_table[] = {
@@ -130,7 +128,6 @@ static struct pci_driver hsu_pci_driver = {
.name = "hsu_dma_pci",
.id_table = hsu_pci_id_table,
.probe = hsu_pci_probe,
- .remove = hsu_pci_remove,
};
module_pci_driver(hsu_pci_driver);