On 05/16/2016 04:13 AM, Sinan Kaya wrote: > Creating a new function to determine if this driver supports reset > function or not. This is an attempt to abstract device tree calls > from the rest of the code. > > Signed-off-by: Sinan Kaya <[email protected]> > --- > drivers/vfio/platform/vfio_platform_common.c | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) > > diff --git a/drivers/vfio/platform/vfio_platform_common.c > b/drivers/vfio/platform/vfio_platform_common.c > index cb91dd3..25378bd 100644 > --- a/drivers/vfio/platform/vfio_platform_common.c > +++ b/drivers/vfio/platform/vfio_platform_common.c > @@ -49,6 +49,11 @@ static vfio_platform_reset_fn_t > vfio_platform_lookup_reset(const char *compat, > return reset_fn; > } > > +static bool vfio_platform_has_reset(struct vfio_platform_device *vdev) > +{ > + return vdev->of_reset ? true : false; > +} > + > static void vfio_platform_get_reset(struct vfio_platform_device *vdev) > { > vdev->of_reset = vfio_platform_lookup_reset(vdev->compat, > @@ -215,7 +220,7 @@ static long vfio_platform_ioctl(void *device_data, > if (info.argsz < minsz) > return -EINVAL; > > - if (vdev->of_reset) > + if (vfio_platform_has_reset(vdev)) > vdev->flags |= VFIO_DEVICE_FLAGS_RESET; > info.flags = vdev->flags; > info.num_regions = vdev->num_regions; > Reviewed-by: Eric Auger <[email protected]>
Eric
