[PATCH v1 for-next] spi: spi-pci1xxxx: Drop MSI-X usage as unsupported by DMA engine

From: Thangaraj Samynathan
Date: Wed Jun 11 2025 - 22:35:38 EST


Removes MSI-X from the interrupt request path, as the DMA engine used by
the SPI controller does not support MSI-X interrupts.

Signed-off-by: Thangaraj Samynathan <thangaraj.s@xxxxxxxxxxxxx>
---
drivers/spi/spi-pci1xxxx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-pci1xxxx.c b/drivers/spi/spi-pci1xxxx.c
index 209a074a18a6..a6c8bf228288 100644
--- a/drivers/spi/spi-pci1xxxx.c
+++ b/drivers/spi/spi-pci1xxxx.c
@@ -765,7 +765,7 @@ static int pci1xxxx_spi_probe(struct pci_dev *pdev, const struct pci_device_id *
return -EINVAL;

num_vector = pci_alloc_irq_vectors(pdev, 1, hw_inst_cnt,
- PCI_IRQ_ALL_TYPES);
+ PCI_IRQ_INTX | PCI_IRQ_MSI);
if (num_vector < 0) {
dev_err(&pdev->dev, "Error allocating MSI vectors\n");
return num_vector;
--
2.25.1