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

[Andy Shevchenko]

Allow interrupts to be MSI if supported by hardware.

Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
In v2:
- enable bus mastering that device can do memory writes
 drivers/mfd/intel_quark_i2c_gpio.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/mfd/intel_quark_i2c_gpio.c 
b/drivers/mfd/intel_quark_i2c_gpio.c
index 24c2d29..bc79a91 100644
--- a/drivers/mfd/intel_quark_i2c_gpio.c
+++ b/drivers/mfd/intel_quark_i2c_gpio.c
@@ -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;
-- 
2.8.0.rc3