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Commit 74fbc7d3 authored by Song Hongyan's avatar Song Hongyan Committed by Jiri Kosina
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HID: intel-ish-hid: add MSI interrupt support 



Now ish hid ipc only support sideband interrupt but on some platforms
they use MSI interrupt.
In order to make the interrupt type coverage all the scenario add
single MSI interrupt support, it can match all interrupt types.

Signed-off-by: default avatarSong Hongyan <hongyan.song@intel.com>
Acked-by: default avatarSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent f5d58277

drivers/hid/intel-ish-hid/ipc/pci-ish.c

+6 −1
Original line number Diff line number Diff line
@@ -117,6 +117,7 @@ static int ish_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 
{

	int ret;

	struct ish_hw *hw;

	unsigned long irq_flag = 0;

	struct ishtp_device *ishtp;

	struct device *dev = &pdev->dev;
@@ -156,8 +157,12 @@ static int ish_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 
	pdev->dev_flags |= PCI_DEV_FLAGS_NO_D3;



	/* request and enable interrupt */

	ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);

	if (!pdev->msi_enabled && !pdev->msix_enabled)

		irq_flag = IRQF_SHARED;



	ret = devm_request_irq(dev, pdev->irq, ish_irq_handler,

			       IRQF_SHARED, KBUILD_MODNAME, ishtp);

			       irq_flag, KBUILD_MODNAME, ishtp);

	if (ret) {

		dev_err(dev, "ISH: request IRQ %d failed\n", pdev->irq);

		return ret;