forked from libretro/Lakka-LibreELEC
33 lines
1.1 KiB
Diff
33 lines
1.1 KiB
Diff
From 30b928690575651687ae46f4bdbc946efd9cc0bd Mon Sep 17 00:00:00 2001
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From: Marian Mihailescu <mihailescu2m@gmail.com>
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Date: Fri, 24 Jun 2022 17:38:45 +0000
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Subject: [PATCH 13/21] MEMEKA: media: s5p-mfc: stop streaming before releasing
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queues
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If streaming is active when the MFC device is closed, it will generate an IOMMU page-fault.
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Signed-off-by: Marian Mihailescu <mihailescu2m@gmail.com>
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---
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drivers/media/platform/samsung/s5p-mfc/s5p_mfc.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc.c b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc.c
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index e33863d9ae2d..f9b4b506c04c 100644
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--- a/drivers/media/platform/samsung/s5p-mfc/s5p_mfc.c
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+++ b/drivers/media/platform/samsung/s5p-mfc/s5p_mfc.c
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@@ -943,6 +943,11 @@ static int s5p_mfc_release(struct file *file)
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mfc_debug_enter();
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if (dev)
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mutex_lock(&dev->mfc_mutex);
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+
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+ /* stop streaming */
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+ vb2_streamoff(&ctx->vq_src, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
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+ vb2_streamoff(&ctx->vq_dst, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
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+
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vb2_queue_release(&ctx->vq_src);
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vb2_queue_release(&ctx->vq_dst);
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if (dev) {
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--
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2.17.1
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