static irqreturn_t jpeg_irq_handler(int irq, void *priv)
{
unsigned int int_status;
struct jpeg_dev *jpeg = priv;
spin_lock(&jpeg->slock);
int_status = jpeg_get_int_status(jpeg->regs);
jpeg_clean_interrupt(jpeg->regs);
clear_bit(DEV_RUN, &jpeg->state);
if (int_status & 0x2) {
if (jpeg->oneshot_dev) {
struct m2m1shot_task *task =
m2m1shot_get_current_task(jpeg->oneshot_dev);
task->task.buf_cap.plane[0].len =
jpeg_get_stream_size(jpeg->regs);
m2m1shot_task_finish(jpeg->oneshot_dev, task, true);
}
} else {
dev_err(jpeg->dev, "JPEG ERROR Interrupt (%#x) is triggered\n",
int_status);
jpeg_show_sfr_status(jpeg->regs);
exynos_sysmmu_show_status(jpeg->dev);
}
spin_unlock(&jpeg->slock);
return IRQ_HANDLED;
}
int jpeg_exe_enc(struct jpeg_control *ctrl)
{
jpeg_start_encode(ctrl->reg_base);
if (interruptible_sleep_on_timeout(&ctrl->wq, INT_TIMEOUT) == 0)
jpeg_err("waiting for interrupt is timeout\n");
if (ctrl->irq_ret != OK_ENC_OR_DEC) {
jpeg_err("jpeg encode error(%d)\n", ctrl->irq_ret);
return -1;
}
ctrl->enc_param.size = jpeg_get_stream_size(ctrl->reg_base);
return 0;
}
