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Commit b59b100c authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
Browse files

[media] sta2x11: use monotonic timestamp 



V4L2 drivers should use MONOTONIC timestamps instead of gettimeofday, which is
affected by daylight savings time.

Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Acked-by: default avatarFederico Vaga <federico.vaga@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent c9bc9f50

drivers/media/pci/sta2x11/sta2x11_vip.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -813,7 +813,7 @@ static irqreturn_t vip_irq(int irq, struct sta2x11_vip *vip) 
		/* Disable acquisition */

		/* Disable acquisition */

		reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA);

		reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA);

		/* Remove the active buffer from the list */

		/* Remove the active buffer from the list */

		do_gettimeofday(&vip->active->vb.v4l2_buf.timestamp);

		v4l2_get_timestamp(&vip->active->vb.v4l2_buf.timestamp);

		vip->active->vb.v4l2_buf.sequence = vip->sequence++;

		vip->active->vb.v4l2_buf.sequence = vip->sequence++;

		vb2_buffer_done(&vip->active->vb, VB2_BUF_STATE_DONE);

		vb2_buffer_done(&vip->active->vb, VB2_BUF_STATE_DONE);

	}

	}
@@ -864,6 +864,7 @@ static int sta2x11_vip_init_buffer(struct sta2x11_vip *vip) 
	vip->vb_vidq.buf_struct_size = sizeof(struct vip_buffer);

	vip->vb_vidq.buf_struct_size = sizeof(struct vip_buffer);

	vip->vb_vidq.ops = &vip_video_qops;

	vip->vb_vidq.ops = &vip_video_qops;

	vip->vb_vidq.mem_ops = &vb2_dma_contig_memops;

	vip->vb_vidq.mem_ops = &vb2_dma_contig_memops;

	vip->vb_vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;

	err = vb2_queue_init(&vip->vb_vidq);

	err = vb2_queue_init(&vip->vb_vidq);

	if (err)

	if (err)

		return err;

		return err;