[PATCH v3 3/7] hantro: Use v4l2_m2m_buf_done_and_job_finish

From: Ezequiel Garcia
Date: Wed Mar 25 2020 - 17:35:15 EST


Let the core sort out the nuances of returning buffers
to userspace, by using the v4l2_m2m_buf_done_and_job_finish
helper.

Signed-off-by: Ezequiel Garcia <ezequiel@xxxxxxxxxxxxx>
--
drivers/staging/media/hantro/hantro_drv.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c
index ace13973e2d0..d0097c5fe7d9 100644
--- a/drivers/staging/media/hantro/hantro_drv.c
+++ b/drivers/staging/media/hantro/hantro_drv.c
@@ -101,8 +101,8 @@ static void hantro_job_finish(struct hantro_dev *vpu,
pm_runtime_put_autosuspend(vpu->dev);
clk_bulk_disable(vpu->variant->num_clocks, vpu->clocks);

- src = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- dst = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
+ src = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
+ dst = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);

if (WARN_ON(!src))
return;
@@ -112,14 +112,14 @@ static void hantro_job_finish(struct hantro_dev *vpu,
src->sequence = ctx->sequence_out++;
dst->sequence = ctx->sequence_cap++;

- ret = ctx->buf_finish(ctx, &dst->vb2_buf, bytesused);
- if (ret)
- result = VB2_BUF_STATE_ERROR;
-
- v4l2_m2m_buf_done(src, result);
- v4l2_m2m_buf_done(dst, result);
+ if (ctx->buf_finish) {
+ ret = ctx->buf_finish(ctx, &dst->vb2_buf, bytesused);
+ if (ret)
+ result = VB2_BUF_STATE_ERROR;
+ }

- v4l2_m2m_job_finish(vpu->m2m_dev, ctx->fh.m2m_ctx);
+ v4l2_m2m_buf_done_and_job_finish(ctx->dev->m2m_dev, ctx->fh.m2m_ctx,
+ result);
}

void hantro_irq_done(struct hantro_dev *vpu, unsigned int bytesused,
--
2.26.0.rc2