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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>
This commit is contained in:
Christian Gromm 2016-08-19 11:12:46 +02:00 committed by Greg Kroah-Hartman
parent cce9301937
commit 9ed745ff8e
1 changed files with 5 additions and 3 deletions
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8
drivers/staging/most/hdm-usb/hdm_usb.c
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@ -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;