2019-03-29 14:12:17 +08:00
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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2019-01-29 07:43:42 +08:00
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From: Meng Wei <wei.meng@intel.com>
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Date: Mon, 10 Dec 2018 11:09:11 +0800
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2019-03-29 14:12:17 +08:00
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Subject: [PATCH] media: Disable CSI EOF IRQ
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2019-01-29 07:43:42 +08:00
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Disabling CSI EOF IRQ to decrease 1 CPU wake up for every frame.
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Change-Id: Ib2a9db7891bf6f760276bc5c5a342685f1a3f6d6
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Tracked-On: PKT-1691
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Signed-off-by: Hongyu Yi <hongyu.yi@intel.com>
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Signed-off-by: Meng Wei <wei.meng@intel.com>
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---
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drivers/media/pci/intel/ipu-isys-video.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/drivers/media/pci/intel/ipu-isys-video.c b/drivers/media/pci/intel/ipu-isys-video.c
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2020-10-27 02:14:06 +08:00
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index d3815d37b608..d149354364e4 100644
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2019-01-29 07:43:42 +08:00
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--- a/drivers/media/pci/intel/ipu-isys-video.c
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+++ b/drivers/media/pci/intel/ipu-isys-video.c
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@@ -1615,7 +1615,9 @@ int ipu_isys_video_set_streaming(struct ipu_isys_video *av,
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if (ip->csi2) {
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if (ip->csi2->stream_count == 1) {
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v4l2_subdev_call(esd, video, s_stream, state);
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+#if defined(CONFIG_VIDEO_INTEL_IPU4) || defined(CONFIG_VIDEO_INTEL_IPU4P)
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ipu_isys_csi2_wait_last_eof(ip->csi2);
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+#endif
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}
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} else {
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v4l2_subdev_call(esd, video, s_stream, state);
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--
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2019-04-08 18:08:36 +08:00
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https://clearlinux.org
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2019-01-29 07:43:42 +08:00
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