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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2023-11-06 20:40:51 +0200
committerLee Jones <lee@kernel.org>2023-12-07 13:50:25 +0000
commit6978c7d2dd81e0a3f9d30d1fbdb013a5ae5fabaf (patch)
treeb7ba20076fb5bf0a5a9593eb957f85129d7f302b /drivers/mfd
parent895243c8763e9c81cace2d526d9770fa1ad035a2 (diff)
downloadlinux-6978c7d2dd81e0a3f9d30d1fbdb013a5ae5fabaf.tar.gz
mfd: intel-lpss: Use PCI APIs instead of dereferencing
We have a few PCI APIs that may be used instead of direct dereferencing, Using them will also provide better error codes. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20231106184052.1166579-2-andriy.shevchenko@linux.intel.com Signed-off-by: Lee Jones <lee@kernel.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/intel-lpss-pci.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/mfd/intel-lpss-pci.c b/drivers/mfd/intel-lpss-pci.c
index ae5759200622c..cf56cd3a40ee1 100644
--- a/drivers/mfd/intel-lpss-pci.c
+++ b/drivers/mfd/intel-lpss-pci.c
@@ -37,13 +37,17 @@ static int intel_lpss_pci_probe(struct pci_dev *pdev,
if (ret)
return ret;
+ ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_LEGACY);
+ if (ret)
+ return ret;
+
info = devm_kmemdup(&pdev->dev, (void *)id->driver_data, sizeof(*info),
GFP_KERNEL);
if (!info)
return -ENOMEM;
- info->mem = &pdev->resource[0];
- info->irq = pdev->irq;
+ info->mem = pci_resource_n(pdev, 0);
+ info->irq = pci_irq_vector(pdev, 0);
if (pci_match_id(ignore_resource_conflicts_ids, pdev))
info->ignore_resource_conflicts = true;