[PATCH V9 5/9] vfio: platform: add extra debug info argument to call reset
Sinan Kaya
okaya at codeaurora.org
Wed Jul 13 19:06:31 PDT 2016
Getting ready to bring out extra debug information to the caller
so that more verbose information can be printed when an error is
observed.
Signed-off-by: Sinan Kaya <okaya at codeaurora.org>
Reviewed-by: Baptiste Reynal <b.reynal at virtualopensystems.com>
---
drivers/vfio/platform/vfio_platform_common.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
index ff148764..03483c2 100644
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -167,7 +167,8 @@ static void vfio_platform_regions_cleanup(struct vfio_platform_device *vdev)
kfree(vdev->regions);
}
-static int vfio_platform_call_reset(struct vfio_platform_device *vdev)
+static int vfio_platform_call_reset(struct vfio_platform_device *vdev,
+ const char **extra_dbg)
{
if (vdev->of_reset) {
dev_info(vdev->device, "reset\n");
@@ -185,7 +186,7 @@ static void vfio_platform_release(void *device_data)
mutex_lock(&driver_lock);
if (!(--vdev->refcnt)) {
- vfio_platform_call_reset(vdev);
+ vfio_platform_call_reset(vdev, NULL);
vfio_platform_regions_cleanup(vdev);
vfio_platform_irq_cleanup(vdev);
}
@@ -214,7 +215,7 @@ static int vfio_platform_open(void *device_data)
if (ret)
goto err_irq;
- vfio_platform_call_reset(vdev);
+ vfio_platform_call_reset(vdev, NULL);
}
vdev->refcnt++;
@@ -346,7 +347,7 @@ static long vfio_platform_ioctl(void *device_data,
return ret;
} else if (cmd == VFIO_DEVICE_RESET) {
- return vfio_platform_call_reset(vdev);
+ return vfio_platform_call_reset(vdev, NULL);
}
return -ENOTTY;
--
1.8.2.1
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