linux-kernel - [PATCH v1 2/5] vfio: platform: Switch to use platform_get_mem_or_io

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Date:   Tue, 27 Oct 2020 19:58:03 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Eric Auger <eric.auger@...hat.com>,
        Alex Williamson <alex.williamson@...hat.com>,
        Cornelia Huck <cohuck@...hat.com>, kvm@...r.kernel.org
Subject: [PATCH v1 2/5] vfio: platform: Switch to use platform_get_mem_or_io_resource()

Switch to use new platform_get_mem_or_io_resource() instead of
home grown analogue.

Cc: Eric Auger <eric.auger@...hat.com>
Cc: Alex Williamson <alex.williamson@...hat.com>
Cc: Cornelia Huck <cohuck@...hat.com>
Cc: kvm@...r.kernel.org
Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/vfio/platform/vfio_platform.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/vfio/platform/vfio_platform.c b/drivers/vfio/platform/vfio_platform.c
index 1e2769010089..84afafb6941b 100644
--- a/drivers/vfio/platform/vfio_platform.c
+++ b/drivers/vfio/platform/vfio_platform.c
@@ -25,19 +25,8 @@ static struct resource *get_platform_resource(struct vfio_platform_device *vdev,
 					      int num)
 {
 	struct platform_device *dev = (struct platform_device *) vdev->opaque;
-	int i;
 
-	for (i = 0; i < dev->num_resources; i++) {
-		struct resource *r = &dev->resource[i];
-
-		if (resource_type(r) & (IORESOURCE_MEM|IORESOURCE_IO)) {
-			if (!num)
-				return r;
-
-			num--;
-		}
-	}
-	return NULL;
+	return platform_get_mem_or_io_resource(dev, num);
 }
 
 static int get_platform_irq(struct vfio_platform_device *vdev, int i)
-- 
2.28.0