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media: rockchip: isp1: fix get zero data when execute capture

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Change-Id: I37fa740c8b16835e696ad02485dbf4f698ad60b8
Signed-off-by: Hu Kejun <william.hu@rock-chips.com>
This commit is contained in:
Hu Kejun
2019-09-05 13:46:16 +08:00
committed by Tao Huang
parent 770dc69cdc
commit 3adf64f4d0
1 changed files with 10 additions and 0 deletions
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10
drivers/media/platform/rockchip/isp1/rkisp1.c
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@@ -41,6 +41,7 @@
#include <linux/kfifo.h>
#include <linux/interrupt.h>
#include <linux/rk-preisp.h>
#include <linux/iommu.h>
#include <media/v4l2-event.h>
#include <media/media-entity.h>
@@ -787,6 +788,15 @@ static int rkisp1_isp_stop(struct rkisp1_device *dev)
}
rkisp1_config_clk(dev, true);
if (!in_interrupt()) {
struct iommu_domain *domain;
domain = iommu_get_domain_for_dev(dev->dev);
if (domain) {
domain->ops->detach_dev(domain, dev->dev);
domain->ops->attach_dev(domain, dev->dev);
}
}
dev->isp_state = ISP_STOP;
if (dev->emd_vc <= CIF_ISP_ADD_DATA_VC_MAX) {