[PATCH v2, 6/9] media: mtk-jpegenc: Generalize jpegenc HW timeout interfaces

[kyrie.wu]

Generalizes jpegenc HW timeout interfaces to handle HW timeout.

Signed-off-by: kyrie.wu <kyrie.wu at mediatek.com>
---
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 37 +++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index 062feab..39101d1 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -1285,6 +1285,43 @@ irqreturn_t mtk_jpegenc_hw_irq_handler(int irq, void *priv)
 	return IRQ_HANDLED;
 }
 
+void mtk_jpegenc_timeout_work(struct work_struct *work)
+{
+	struct mtk_jpeg_dev *jpeg = container_of(work, struct mtk_jpeg_dev,
+		job_timeout_work.work);
+	struct mtk_jpeg_ctx *ctx;
+	struct mtk_jpeg_dev *master_jpeg;
+	struct vb2_v4l2_buffer *src_buf, *dst_buf;
+	struct mtk_jpeg_src_buf *jpeg_src_buf, *jpeg_dst_buf;
+	enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
+
+	src_buf = jpeg->hw_param.src_buffer;
+	dst_buf = jpeg->hw_param.dst_buffer;
+	ctx = jpeg->hw_param.curr_ctx;
+	if (!ctx) {
+		v4l2_err(&jpeg->v4l2_dev, "Context is NULL\n");
+		return;
+	}
+
+	master_jpeg = ctx->jpeg;
+	if (!master_jpeg) {
+		v4l2_err(&jpeg->v4l2_dev, "master_jpeg is NULL\n");
+		return;
+	}
+
+	jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);
+	jpeg_dst_buf = mtk_jpeg_vb2_to_srcbuf(&dst_buf->vb2_buf);
+
+	mtk_jpeg_enc_reset(jpeg->reg_base[MTK_JPEGENC_HW0]);
+	pm_runtime_put(jpeg->pm.dev);
+	clk_disable_unprepare(jpeg->pm.venc_clk.clk_info->jpegenc_clk);
+	jpeg->hw_state = MTK_JPEG_HW_IDLE;
+	atomic_inc(&jpeg->hw_rdy);
+	wake_up(&master_jpeg->hw_wq);
+	v4l2_m2m_buf_done(src_buf, buf_state);
+	mtk_jpeg_put_buf(jpeg);
+}
+
 static void mtk_jpeg_set_default_params(struct mtk_jpeg_ctx *ctx)
 {
 	struct mtk_jpeg_q_data *q = &ctx->out_q;
-- 
2.6.4