[PATCH v2 char-misc-next 1/7] mic: vop: Cast pointers to unsigned long

[Vincent Whitchurch]

Fix these on 32-bit:

 vop_vringh.c:711:13: error: cast from pointer to integer of different
 size [-Werror=pointer-to-int-cast]

Signed-off-by: Vincent Whitchurch <vincent.whitchu...@axis.com>
---
 drivers/misc/mic/vop/vop_main.c   | 13 +++++++++----
 drivers/misc/mic/vop/vop_vringh.c |  5 +++--
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/drivers/misc/mic/vop/vop_main.c b/drivers/misc/mic/vop/vop_main.c
index 3f96e19e57eb..263e0c3fa7c6 100644
--- a/drivers/misc/mic/vop/vop_main.c
+++ b/drivers/misc/mic/vop/vop_main.c
@@ -514,7 +514,7 @@ static int _vop_add_device(struct mic_device_desc __iomem 
*d,
        vdev->desc = d;
        vdev->dc = (void __iomem *)d + _vop_aligned_desc_size(d);
        vdev->dnode = dnode;
-       vdev->vdev.priv = (void *)(u64)dnode;
+       vdev->vdev.priv = (void *)(unsigned long)dnode;
        init_completion(&vdev->reset_done);
 
        vdev->h2c_vdev_db = vpdev->hw_ops->next_db(vpdev);
@@ -536,7 +536,7 @@ static int _vop_add_device(struct mic_device_desc __iomem 
*d,
                        offset, type);
                goto free_irq;
        }
-       writeq((u64)vdev, &vdev->dc->vdev);
+       writeq((unsigned long)vdev, &vdev->dc->vdev);
        dev_dbg(_vop_dev(vdev), "%s: registered vop device %u type %u vdev 
%p\n",
                __func__, offset, type, vdev);
 
@@ -563,13 +563,18 @@ static int vop_match_desc(struct device *dev, void *data)
        return vdev->desc == (void __iomem *)data;
 }
 
+static struct _vop_vdev *vop_dc_to_vdev(struct mic_device_ctrl *dc)
+{
+       return (struct _vop_vdev *)(unsigned long)readq(&dc->vdev);
+}
+
 static void _vop_handle_config_change(struct mic_device_desc __iomem *d,
                                      unsigned int offset,
                                      struct vop_device *vpdev)
 {
        struct mic_device_ctrl __iomem *dc
                = (void __iomem *)d + _vop_aligned_desc_size(d);
-       struct _vop_vdev *vdev = (struct _vop_vdev *)readq(&dc->vdev);
+       struct _vop_vdev *vdev = vop_dc_to_vdev(dc);
 
        if (ioread8(&dc->config_change) != MIC_VIRTIO_PARAM_CONFIG_CHANGED)
                return;
@@ -588,7 +593,7 @@ static int _vop_remove_device(struct mic_device_desc 
__iomem *d,
 {
        struct mic_device_ctrl __iomem *dc
                = (void __iomem *)d + _vop_aligned_desc_size(d);
-       struct _vop_vdev *vdev = (struct _vop_vdev *)readq(&dc->vdev);
+       struct _vop_vdev *vdev = vop_dc_to_vdev(dc);
        u8 status;
        int ret = -1;
 
diff --git a/drivers/misc/mic/vop/vop_vringh.c 
b/drivers/misc/mic/vop/vop_vringh.c
index 0bac8bce933c..73d9fe6bc18d 100644
--- a/drivers/misc/mic/vop/vop_vringh.c
+++ b/drivers/misc/mic/vop/vop_vringh.c
@@ -712,16 +712,17 @@ static int vop_vringh_copy(struct vop_vdev *vdev, struct 
vringh_kiov *iov,
 
        while (len && iov->i < iov->used) {
                struct kvec *kiov = &iov->iov[iov->i];
+               unsigned long daddr = (unsigned long)kiov->iov_base;
 
                partlen = min(kiov->iov_len, len);
                if (read)
                        ret = vop_virtio_copy_to_user(vdev, ubuf, partlen,
-                                                     (u64)kiov->iov_base,
+                                                     daddr,
                                                      kiov->iov_len,
                                                      vr_idx);
                else
                        ret = vop_virtio_copy_from_user(vdev, ubuf, partlen,
-                                                       (u64)kiov->iov_base,
+                                                       daddr,
                                                        kiov->iov_len,
                                                        vr_idx);
                if (ret) {
-- 
2.20.0