Esempi in C++ (Cpp) per fimc_hw_clear_irq

Esempio n. 1

static irqreturn_t fimc_irq_handler(int irq, void *priv)
{
	struct fimc_dev *fimc = priv;
	struct fimc_ctx *ctx;

	fimc_hw_clear_irq(fimc);

	spin_lock(&fimc->slock);

	if (test_and_clear_bit(ST_M2M_PEND, &fimc->state)) {
		if (test_and_clear_bit(ST_M2M_SUSPENDING, &fimc->state)) {
			set_bit(ST_M2M_SUSPENDED, &fimc->state);
			wake_up(&fimc->irq_queue);
			goto out;
		}
		ctx = v4l2_m2m_get_curr_priv(fimc->m2m.m2m_dev);
		if (ctx != NULL) {
			spin_unlock(&fimc->slock);
			fimc_m2m_job_finish(ctx, VB2_BUF_STATE_DONE);

			if (ctx->state & FIMC_CTX_SHUT) {
				ctx->state &= ~FIMC_CTX_SHUT;
				wake_up(&fimc->irq_queue);
			}
			return IRQ_HANDLED;
		}
	} else if (test_bit(ST_CAPT_PEND, &fimc->state)) {
		int last_buf = test_bit(ST_CAPT_JPEG, &fimc->state) &&
				fimc->vid_cap.reqbufs_count == 1;
		fimc_capture_irq_handler(fimc, !last_buf);
	}
out:
	spin_unlock(&fimc->slock);
	return IRQ_HANDLED;
}

Esempio n. 2

File: fimc-core.c Progetto: jeehong/kernel

static irqreturn_t fimc_isr(int irq, void *priv)
{
    struct fimc_vid_buffer *src_buf, *dst_buf;
    struct fimc_dev *fimc = (struct fimc_dev *)priv;
    struct fimc_ctx *ctx;

    BUG_ON(!fimc);
    fimc_hw_clear_irq(fimc);

    spin_lock(&fimc->slock);

    if (test_and_clear_bit(ST_M2M_PEND, &fimc->state)) {
        ctx = v4l2_m2m_get_curr_priv(fimc->m2m.m2m_dev);
        if (!ctx || !ctx->m2m_ctx)
            goto isr_unlock;
        src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
        dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
        if (src_buf && dst_buf) {
            spin_lock(&fimc->irqlock);
            src_buf->vb.state = dst_buf->vb.state =  VIDEOBUF_DONE;
            wake_up(&src_buf->vb.done);
            wake_up(&dst_buf->vb.done);
            spin_unlock(&fimc->irqlock);
            v4l2_m2m_job_finish(fimc->m2m.m2m_dev, ctx->m2m_ctx);
        }
    }

isr_unlock:
    spin_unlock(&fimc->slock);
    return IRQ_HANDLED;
}

Esempio n. 3

File: fimc-core.c Progetto: 1DeMaCr/android_hd_kernel_samsung_codina

static irqreturn_t fimc_isr(int irq, void *priv)
{
	struct fimc_dev *fimc = priv;
	struct fimc_vid_cap *cap = &fimc->vid_cap;
	struct fimc_ctx *ctx;

	fimc_hw_clear_irq(fimc);

	if (test_and_clear_bit(ST_M2M_PEND, &fimc->state)) {
		ctx = v4l2_m2m_get_curr_priv(fimc->m2m.m2m_dev);
		if (ctx != NULL) {
			fimc_m2m_job_finish(ctx, VB2_BUF_STATE_DONE);

			spin_lock(&ctx->slock);
			if (ctx->state & FIMC_CTX_SHUT) {
				ctx->state &= ~FIMC_CTX_SHUT;
				wake_up(&fimc->irq_queue);
			}
			spin_unlock(&ctx->slock);
		}

		return IRQ_HANDLED;
	}

	spin_lock(&fimc->slock);

	if (test_bit(ST_CAPT_PEND, &fimc->state)) {
		fimc_capture_irq_handler(fimc);

		if (cap->active_buf_cnt == 1) {
			fimc_deactivate_capture(fimc);
			clear_bit(ST_CAPT_STREAM, &fimc->state);
		}
	}

	spin_unlock(&fimc->slock);
	return IRQ_HANDLED;
}