media: rkisp1: isp: Start CSI-2 receiver before ISP
Make sure the ISP is ready to receive data before starting the CSI-2 receiver by starting it first. Similarly, stop the CSI-2 receiver before the ISP when stopping streaming. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Dafna Hirschfeld <dafna@fastmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
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@ -771,8 +771,9 @@ static int rkisp1_isp_s_stream(struct v4l2_subdev *sd, int enable)
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v4l2_subdev_call(rkisp1->active_sensor->sd, video, s_stream,
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false);
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rkisp1_isp_stop(rkisp1);
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rkisp1_mipi_csi2_stop(&rkisp1->csi);
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rkisp1_isp_stop(rkisp1);
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return 0;
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}
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@ -794,12 +795,14 @@ static int rkisp1_isp_s_stream(struct v4l2_subdev *sd, int enable)
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if (ret)
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goto mutex_unlock;
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ret = rkisp1_mipi_csi2_start(&rkisp1->csi, rkisp1->active_sensor);
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if (ret)
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goto mutex_unlock;
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rkisp1_isp_start(rkisp1);
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ret = rkisp1_mipi_csi2_start(&rkisp1->csi, rkisp1->active_sensor);
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if (ret) {
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rkisp1_isp_stop(rkisp1);
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goto mutex_unlock;
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}
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ret = v4l2_subdev_call(rkisp1->active_sensor->sd, video, s_stream,
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true);
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if (ret) {
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