static int q6venc_release(struct inode *inode, struct file *file)
{
struct q6venc_dev *q6venc;
int id, err;
q6venc = file->private_data;
file->private_data = NULL;
pr_info("q6venc_close() handle=%p\n", q6venc->venc);
for (id = 0; id < q6venc->num_enc_bufs; id++)
put_buf_info(&q6venc->enc_bufs[id]);
put_buf_info(&q6venc->rlc_bufs[0]);
put_buf_info(&q6venc->rlc_bufs[1]);
if(!q6venc->stop_encode)
{
err = dal_call_f0(q6venc->venc, VENC_DALRPC_STOP, 1);
if (err)
pr_err("%s: dal_rpc STOP call failed\n", __func__);
q6venc->stop_encode = true;
}
dal_detach(q6venc->venc);
mutex_destroy(&q6venc->lock);
kfree(q6venc);
return 0;
}
static inline int adie_close(struct dal_client *client)
{
return dal_call_f0(client, DAL_OP_CLOSE, 0);
}
static inline int adie_open(struct dal_client *client)
{
return dal_call_f0(client, DAL_OP_OPEN, 0);
}
static int q6venc_ioctl(struct inode *inode, struct file *file,
unsigned cmd, unsigned long arg)
{
struct q6venc_dev *q6venc = file->private_data;
struct init_config config;
struct encode_param encode_param;
struct intra_refresh intra_refresh;
struct rc_config rc_config;
struct frame_type frame_done;
unsigned int id;
unsigned long flags;
int err = 0;
if (!q6venc) {
pr_err("%s: file has no private data\n", __func__);
return -ENODEV;
}
pr_debug("%s\n", __func__);
switch (cmd) {
case VENC_IOCTL_INITIALIZE:
pr_debug("%s: VENC_IOCTL_INITIALIZE\n", __func__);
if (copy_from_user(&config, (void __user *)arg, sizeof(config)))
return -EFAULT;
err = q6_config_encode(q6venc, VENC_DALRPC_INITIALIZE, &config);
break;
case VENC_IOCTL_ENCODE_CONFIG:
pr_debug("%s: VENC_IOCTL_ENCODE_CONFIG\n", __func__);
if (copy_from_user(&config, (void __user *)arg, sizeof(config)))
return -EFAULT;
err = q6_config_encode(q6venc, VENC_DALRPC_ENCODE_CONFIG,
&config);
break;
case VENC_IOCTL_ENCODE:
pr_debug("%s: VENC_IOCTL_ENCODE\n", __func__);
if (copy_from_user(&encode_param, (void __user *)arg,
sizeof(encode_param)))
return -EFAULT;
err = q6_encode(q6venc, &encode_param);
break;
case VENC_IOCTL_INTRA_REFRESH:
pr_debug("%s: VENC_IOCTL_INTRA_REFRESH\n", __func__);
if (copy_from_user(&intra_refresh, (void __user *)arg,
sizeof(intra_refresh)))
return -EFAULT;
mutex_lock(&q6venc->lock);
err = dal_call_f5(q6venc->venc, VENC_DALRPC_INTRA_REFRESH,
&intra_refresh, sizeof(struct intra_refresh));
mutex_unlock(&q6venc->lock);
if (err)
pr_err("%s: intra_refresh rpc failed\n", __func__);
break;
case VENC_IOCTL_RC_CONFIG:
pr_debug("%s: VENC_IOCTL_RC_CONFIG\n", __func__);
if (copy_from_user(&rc_config, (void __user *)arg,
sizeof(rc_config)))
return -EFAULT;
mutex_lock(&q6venc->lock);
err = dal_call_f5(q6venc->venc, VENC_DALRPC_RC_CONFIG,
&rc_config, sizeof(rc_config));
mutex_unlock(&q6venc->lock);
if (err)
pr_err("%s: dal_call_f5 failed\n", __func__);
break;
case VENC_IOCTL_STOP:
pr_debug("%s: VENC_IOCTL_STOP\n", __func__);
mutex_lock(&q6venc->lock);
err = dal_call_f0(q6venc->venc, VENC_DALRPC_STOP, 1);
if (err)
pr_err("%s: dal_rpc STOP call failed\n", __func__);
/* XXX: if the dal call fails we still want to continue to free
* the buffers. Is this correct? */
for (id = 0; id < q6venc->num_enc_bufs; id++)
put_buf_info(&q6venc->enc_bufs[id]);
put_buf_info(&q6venc->rlc_bufs[0]);
put_buf_info(&q6venc->rlc_bufs[1]);
q6venc->num_enc_bufs = 0;
q6venc->stop_encode = true;
mutex_unlock(&q6venc->lock);
break;
case VENC_IOCTL_WAIT_FOR_ENCODE:
pr_debug("%s: waiting for encode done event \n", __func__);
err = wait_event_interruptible(q6venc->encode_wq,
(q6venc->encode_done || q6venc->stop_encode));
if (err < 0) {
err = -ERESTARTSYS;
break;
}
mutex_lock(&q6venc->lock);
if (q6venc->stop_encode) {
q6venc->stop_encode = false;
mutex_unlock(&q6venc->lock);
pr_debug("%s: Received Stop encode event \n", __func__);
err = -EINTR;
break;
}
spin_lock_irqsave(&q6venc->done_lock, flags);
if (!q6venc->encode_done) {
spin_unlock_irqrestore(&q6venc->done_lock, flags);
pr_err("%s: encoding not stopped, and is not done.\n",
__func__);
err = -EIO;
break;
}
memcpy(&frame_done, &q6venc->done_frame,
sizeof(struct frame_type));
q6venc->encode_done = false;
spin_unlock_irqrestore(&q6venc->done_lock, flags);
mutex_unlock(&q6venc->lock);
if (frame_done.q6_frame_type.frame_len == 0) {
pr_debug("%s: got incorrect address from q6\n",
__func__);
err = -EIO;
break;
}
pr_debug("%s: done encoding \n", __func__);
if (copy_to_user((void __user *)arg, &frame_done,
sizeof(struct frame_type)))
err = -EFAULT;
break;
case VENC_IOCTL_STOP_ENCODE:
pr_debug("%s: Stop encode event \n", __func__);
mutex_lock(&q6venc->lock);
q6venc->stop_encode = true;
wake_up_interruptible(&q6venc->encode_wq);
mutex_unlock(&q6venc->lock);
break;
default:
err = -ENOTTY;
break;
}
return err;
}
