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From:   Peter Seiderer <ps.report@gmx.net>
To:     linux-media@vger.kernel.org
Cc:     Steve Longerbeam <slongerbeam@gmail.com>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
        Peter Seiderer <ps.report@gmx.net>
Subject: [PATCH v2] media: staging/imx: fill vb2_v4l2_buffer sequence entry
Date:   Tue, 13 Mar 2018 23:34:05 +0100
Message-Id: <20180313223405.16627-1-ps.report@gmx.net>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
---
 drivers/staging/media/imx/imx-ic-prpencvf.c | 5 +++++
 drivers/staging/media/imx/imx-media-csi.c   | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c
index ae453fd422f0..eaca74b72114 100644
--- a/drivers/staging/media/imx/imx-ic-prpencvf.c
+++ b/drivers/staging/media/imx/imx-ic-prpencvf.c
@@ -103,6 +103,7 @@ struct prp_priv {
 	int nfb4eof_irq;
 
 	int stream_count;
+	__u32 frame_sequence; /* frame sequence counter */
 	bool last_eof;  /* waiting for last EOF at stream off */
 	bool nfb4eof;    /* NFB4EOF encountered during streaming */
 	struct completion last_eof_comp;
@@ -208,8 +209,11 @@ static void prp_vb2_buf_done(struct prp_priv *priv, struct ipuv3_channel *ch)
 	struct vb2_buffer *vb;
 	dma_addr_t phys;
 
+	priv->frame_sequence++;
+
 	done = priv->active_vb2_buf[priv->ipu_buf_num];
 	if (done) {
+		done->vbuf.sequence = priv->frame_sequence;
 		vb = &done->vbuf.vb2_buf;
 		vb->timestamp = ktime_get_ns();
 		vb2_buffer_done(vb, priv->nfb4eof ?
@@ -637,6 +641,7 @@ static int prp_start(struct prp_priv *priv)
 
 	/* init EOF completion waitq */
 	init_completion(&priv->last_eof_comp);
+	priv->frame_sequence = 0;
 	priv->last_eof = false;
 	priv->nfb4eof = false;
 
diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c
index 5a195f80a24d..3a6a645b9dce 100644
--- a/drivers/staging/media/imx/imx-media-csi.c
+++ b/drivers/staging/media/imx/imx-media-csi.c
@@ -111,6 +111,7 @@ struct csi_priv {
 	struct v4l2_ctrl_handler ctrl_hdlr;
 
 	int stream_count; /* streaming counter */
+	__u32 frame_sequence; /* frame sequence counter */
 	bool last_eof;   /* waiting for last EOF at stream off */
 	bool nfb4eof;    /* NFB4EOF encountered during streaming */
 	struct completion last_eof_comp;
@@ -234,8 +235,11 @@ static void csi_vb2_buf_done(struct csi_priv *priv)
 	struct vb2_buffer *vb;
 	dma_addr_t phys;
 
+	priv->frame_sequence++;
+
 	done = priv->active_vb2_buf[priv->ipu_buf_num];
 	if (done) {
+		done->vbuf.sequence = priv->frame_sequence;
 		vb = &done->vbuf.vb2_buf;
 		vb->timestamp = ktime_get_ns();
 		vb2_buffer_done(vb, priv->nfb4eof ?
@@ -543,6 +547,7 @@ static int csi_idmac_start(struct csi_priv *priv)
 
 	/* init EOF completion waitq */
 	init_completion(&priv->last_eof_comp);
+	priv->frame_sequence = 0;
 	priv->last_eof = false;
 	priv->nfb4eof = false;
 
-- 
2.16.2