From: Christian Gromm Date: Fri, 19 Aug 2016 09:12:46 +0000 (+0200) Subject: staging: most: hdm-usb: provide MBO status when freeing buffers X-Git-Tag: v4.9-rc1~119^2~1034 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9ed745ff8e80fbb600f386013bab9c361202866c;p=platform%2Fkernel%2Flinux-exynos.git 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 Signed-off-by: Christian Gromm Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/most/hdm-usb/hdm_usb.c b/drivers/staging/most/hdm-usb/hdm_usb.c index 79277dd..bc2d174 100644 --- 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;