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mfd: intel_quark_i2c_gpio: enable MSI interrupt

PATCH New Andy Shevchenko 1 participant 1 message Apr 28, 2016 Multifunction devices (MFD)

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Andy Shevchenko

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PATCH v2 1/1 mfd: intel_quark_i2c_gpio: enable MSI interrupt

Allow interrupts to be MSI if supported by hardware.

Signed-off-by Andy Shevchenko <[email protected]>

---
In v2:
- enable bus mastering that device can do memory writes

 drivers/mfd/intel_quark_i2c_gpio.c | 4 ++++
 1 file changed, 4 insertions(+)
drivers/mfd/intel_quark_i2c_gpio.c +4 -0
index 24c2d29..bc79a91 100644
@@ -251,10 +251,14 @@ static int intel_quark_mfd_probe(struct pci_dev *pdev,
 	quark_mfd->dev = &pdev->dev;
 	dev_set_drvdata(&pdev->dev, quark_mfd);
 
+	pci_set_master(pdev);
+
 	ret = intel_quark_register_i2c_clk(&pdev->dev);
 	if (ret)
 		return ret;
 
+	pci_enable_msi(pdev);
+
 	ret = intel_quark_i2c_setup(pdev, &intel_quark_mfd_cells[1]);
 	if (ret)
 		goto err_unregister_i2c_clk;
Signature · 1 line
2.8.0.rc3