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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Lee Jones <lee.jones@linaro.org>, linux-kernel@vger.kernel.org
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: [PATCH v2 1/1] mfd: intel_quark_i2c_gpio: enable MSI interrupt
Date: Thu, 28 Apr 2016 17:36:27 +0300	[thread overview]
Message-ID: <1461854187-44285-1-git-send-email-andriy.shevchenko@linux.intel.com> (raw)

Allow interrupts to be MSI if supported by hardware.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@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

                 reply	other threads:[~2016-04-28 14:36 UTC|newest]

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