From 21560ddf782688ca7f6acbdbf4efc68fa55f353b Mon Sep 17 00:00:00 2001 From: Stanimir Varbanov Date: Mon, 28 Sep 2020 18:44:31 +0200 Subject: [PATCH] media: venus: helpers: Lock outside of buffer queue helper After adding more logic in vdec buf_queue vb2 op it is not practical to have two lock/unlock for one decoder buf_queue. So move the instance lock in encoder and decoder vb2 buf_queue operations. Signed-off-by: Stanimir Varbanov Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/qcom/venus/helpers.c | 11 +++-------- drivers/media/platform/qcom/venus/vdec.c | 3 +-- drivers/media/platform/qcom/venus/venc.c | 11 ++++++++++- 3 files changed, 14 insertions(+), 11 deletions(-) diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c index c25eecb..c2a82cf 100644 --- a/drivers/media/platform/qcom/venus/helpers.c +++ b/drivers/media/platform/qcom/venus/helpers.c @@ -1338,34 +1338,29 @@ void venus_helper_vb2_buf_queue(struct vb2_buffer *vb) struct v4l2_m2m_ctx *m2m_ctx = inst->m2m_ctx; int ret; - mutex_lock(&inst->lock); - v4l2_m2m_buf_queue(m2m_ctx, vbuf); /* Skip processing queued capture buffers after LAST flag */ if (inst->session_type == VIDC_SESSION_TYPE_DEC && V4L2_TYPE_IS_CAPTURE(vb->vb2_queue->type) && inst->codec_state == VENUS_DEC_STATE_DRC) - goto unlock; + return; cache_payload(inst, vb); if (inst->session_type == VIDC_SESSION_TYPE_ENC && !(inst->streamon_out && inst->streamon_cap)) - goto unlock; + return; if (vb2_start_streaming_called(vb->vb2_queue)) { ret = is_buf_refed(inst, vbuf); if (ret) - goto unlock; + return; ret = session_process_buf(inst, vbuf); if (ret) return_buf_error(inst, vbuf); } - -unlock: - mutex_unlock(&inst->lock); } EXPORT_SYMBOL_GPL(venus_helper_vb2_buf_queue); diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c index a3e64d1..708af6a 100644 --- a/drivers/media/platform/qcom/venus/vdec.c +++ b/drivers/media/platform/qcom/venus/vdec.c @@ -1242,9 +1242,8 @@ static void vdec_vb2_buf_queue(struct vb2_buffer *vb) return; } - mutex_unlock(&inst->lock); - venus_helper_vb2_buf_queue(vb); + mutex_unlock(&inst->lock); } static const struct vb2_ops vdec_vb2_ops = { diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c index a09550c..248bae1 100644 --- a/drivers/media/platform/qcom/venus/venc.c +++ b/drivers/media/platform/qcom/venus/venc.c @@ -929,13 +929,22 @@ bufs_done: return ret; } +static void venc_vb2_buf_queue(struct vb2_buffer *vb) +{ + struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue); + + mutex_lock(&inst->lock); + venus_helper_vb2_buf_queue(vb); + mutex_unlock(&inst->lock); +} + static const struct vb2_ops venc_vb2_ops = { .queue_setup = venc_queue_setup, .buf_init = venus_helper_vb2_buf_init, .buf_prepare = venus_helper_vb2_buf_prepare, .start_streaming = venc_start_streaming, .stop_streaming = venus_helper_vb2_stop_streaming, - .buf_queue = venus_helper_vb2_buf_queue, + .buf_queue = venc_vb2_buf_queue, }; static void venc_buf_done(struct venus_inst *inst, unsigned int buf_type, -- 2.7.4