static int fimc_capture_close(struct file *file)
{
struct fimc_dev *fimc = video_drvdata(file);
int ret;
dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state);
if (mutex_lock_interruptible(&fimc->lock))
return -ERESTARTSYS;
if (--fimc->vid_cap.refcnt == 0) {
clear_bit(ST_CAPT_BUSY, &fimc->state);
fimc_stop_capture(fimc, false);
fimc_pipeline_call(fimc, close, &fimc->pipeline);
clear_bit(ST_CAPT_SUSPENDED, &fimc->state);
}
pm_runtime_put(&fimc->pdev->dev);
if (fimc->vid_cap.refcnt == 0) {
vb2_queue_release(&fimc->vid_cap.vbq);
fimc_ctrls_delete(fimc->vid_cap.ctx);
}
ret = v4l2_fh_release(file);
mutex_unlock(&fimc->lock);
return ret;
}
static int fimc_cap_streamoff(struct file *file, void *priv,
enum v4l2_buf_type type)
{
struct fimc_ctx *ctx = priv;
struct fimc_dev *fimc = ctx->fimc_dev;
struct fimc_vid_cap *cap = &fimc->vid_cap;
unsigned long flags;
int ret;
spin_lock_irqsave(&fimc->slock, flags);
if (!fimc_capture_running(fimc) && !fimc_capture_pending(fimc)) {
spin_unlock_irqrestore(&fimc->slock, flags);
dbg("state: 0x%lx", fimc->state);
return -EINVAL;
}
spin_unlock_irqrestore(&fimc->slock, flags);
if (mutex_lock_interruptible(&fimc->lock))
return -ERESTARTSYS;
fimc_stop_capture(fimc);
ret = videobuf_streamoff(&cap->vbq);
mutex_unlock(&fimc->lock);
return ret;
}
int fimc_capture_suspend(struct fimc_dev *fimc)
{
bool suspend = fimc_capture_busy(fimc);
int ret = fimc_stop_capture(fimc, suspend);
if (ret)
return ret;
return fimc_pipeline_shutdown(fimc);
}
int fimc_capture_suspend(struct fimc_dev *fimc)
{
bool suspend = fimc_capture_busy(fimc);
int ret = fimc_stop_capture(fimc, suspend);
if (ret)
return ret;
return fimc_pipeline_call(fimc, close, &fimc->pipeline);
}
static int stop_streaming(struct vb2_queue *q)
{
struct fimc_ctx *ctx = q->drv_priv;
struct fimc_dev *fimc = ctx->fimc_dev;
if (!fimc_capture_active(fimc))
return -EINVAL;
return fimc_stop_capture(fimc, false);
}
static int fimc_capture_close(struct file *file)
{
struct fimc_dev *fimc = video_drvdata(file);
dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state);
if (--fimc->vid_cap.refcnt == 0) {
fimc_stop_capture(fimc);
vb2_queue_release(&fimc->vid_cap.vbq);
v4l2_err(&fimc->vid_cap.v4l2_dev, "releasing ISP\n");
v4l2_subdev_call(fimc->vid_cap.sd, core, s_power, 0);
clk_disable(fimc->clock[CLK_CAM]);
fimc_subdev_unregister(fimc);
}
return 0;
}
static int fimc_capture_close(struct file *file)
{
struct fimc_dev *fimc = video_drvdata(file);
dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state);
if (--fimc->vid_cap.refcnt == 0) {
clear_bit(ST_CAPT_BUSY, &fimc->state);
fimc_stop_capture(fimc, false);
fimc_pipeline_shutdown(fimc);
clear_bit(ST_CAPT_SUSPENDED, &fimc->state);
}
pm_runtime_put(&fimc->pdev->dev);
if (fimc->vid_cap.refcnt == 0) {
vb2_queue_release(&fimc->vid_cap.vbq);
fimc_ctrls_delete(fimc->vid_cap.ctx);
}
return v4l2_fh_release(file);
}
static int fimc_capture_close(struct file *file)
{
struct fimc_dev *fimc = video_drvdata(file);
if (mutex_lock_interruptible(&fimc->lock))
return -ERESTARTSYS;
dbg("pid: %d, state: 0x%lx", task_pid_nr(current), fimc->state);
if (--fimc->vid_cap.refcnt == 0) {
fimc_stop_capture(fimc);
videobuf_stop(&fimc->vid_cap.vbq);
videobuf_mmap_free(&fimc->vid_cap.vbq);
v4l2_err(&fimc->vid_cap.v4l2_dev, "releasing ISP\n");
v4l2_subdev_call(fimc->vid_cap.sd, core, s_power, 0);
fimc_subdev_unregister(fimc);
}
mutex_unlock(&fimc->lock);
return 0;
}
