staging: most: hdm-usb: provide MBO status when freeing buffers

This patch adds the additional status parameter to function
free_anchored_buffers. This allows to dispatch further processing based
on this flag.

Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/hdm-usb/hdm_usb.c b/drivers/staging/most/hdm-usb/hdm_usb.c
index 79277dd..bc2d174 100644 (file)
--- a/drivers/staging/most/hdm-usb/hdm_usb.c
+++ b/drivers/staging/most/hdm-usb/hdm_usb.c
@@ -190,8 +190,10 @@ static inline int drci_wr_reg(struct usb_device *dev, u16 reg, u16 data)
  * free_anchored_buffers - free device's anchored items
  * @mdev: the device
  * @channel: channel ID
+ * @status: status of MBO termination
  */
-static void free_anchored_buffers(struct most_dev *mdev, unsigned int channel)
+static void free_anchored_buffers(struct most_dev *mdev, unsigned int channel,
+                                 enum mbo_status_flags status)
 {
        struct mbo *mbo;
        struct buf_anchor *anchor, *tmp;
@@ -212,7 +214,7 @@ static void free_anchored_buffers(struct most_dev *mdev, unsigned int channel)
                                wait_for_completion(&anchor->urb_compl);
                        }
                        if ((mbo) && (mbo->complete)) {
-                               mbo->status = MBO_E_CLOSE;
+                               mbo->status = status;
                                mbo->processed_length = 0;
                                mbo->complete(mbo);
                        }
@@ -288,7 +290,7 @@ static int hdm_poison_channel(struct most_interface *iface, int channel)
        mdev->is_channel_healthy[channel] = false;
 
        mutex_lock(&mdev->io_mutex);
-       free_anchored_buffers(mdev, channel);
+       free_anchored_buffers(mdev, channel, MBO_E_CLOSE);
        if (mdev->padding_active[channel])
                mdev->padding_active[channel] = false;