spi: spi-pci1xxxx: Drop MSI-X usage as unsupported by DMA engine
authorThangaraj Samynathan <thangaraj.s@microchip.com>
Thu, 12 Jun 2025 02:30:59 +0000 (08:00 +0530)
committerMark Brown <broonie@kernel.org>
Fri, 13 Jun 2025 11:25:31 +0000 (12:25 +0100)
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@microchip.com>
Link: https://patch.msgid.link/20250612023059.71726-1-thangaraj.s@microchip.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-pci1xxxx.c

index 9112d8a1a0c82bbc8ded3751212da70c313d5e5e..e27642c4dea48ca14372c081fab4fec52af3919b 100644 (file)
@@ -762,7 +762,7 @@ 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;