mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
synced 2024-12-20 21:34:24 -05:00
32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
|
From 9ec380c06bbd79493828fcc3c876d8a53fd3369f Mon Sep 17 00:00:00 2001
|
||
|
|
From: Iliya Varadzhakov <ivarad@codeaurora.org>
|
||
|
|
Date: Fri, 13 Mar 2015 07:33:18 -0700
|
||
|
|
Subject: msm: cpp: Update iommu handling
|
||
|
|
|
||
|
|
CPP has to check for stream state before operate iommu
|
||
|
|
contexts.
|
||
|
|
|
||
|
|
Change-Id: I69e6266e1ff2d1cd93e7191f2c43c887154abae0
|
||
|
|
Signed-off-by: Iliya Varadzhakov <ivarad@codeaurora.org>
|
||
|
|
---
|
||
|
|
drivers/media/platform/msm/camera_v2/pproc/cpp/msm_cpp.c | 3 ++-
|
||
|
|
1 file changed, 2 insertions(+), 1 deletion(-)
|
||
|
|
|
||
|
|
diff --git a/drivers/media/platform/msm/camera_v2/pproc/cpp/msm_cpp.c b/drivers/media/platform/msm/camera_v2/pproc/cpp/msm_cpp.c
|
||
|
|
index 784e882..96b1641 100644
|
||
|
|
--- a/drivers/media/platform/msm/camera_v2/pproc/cpp/msm_cpp.c
|
||
|
|
+++ b/drivers/media/platform/msm/camera_v2/pproc/cpp/msm_cpp.c
|
||
|
|
@@ -2662,7 +2662,8 @@ STREAM_BUFF_END:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
case VIDIOC_MSM_CPP_IOMMU_DETACH: {
|
||
|
|
- if (cpp_dev->iommu_state == CPP_IOMMU_STATE_ATTACHED) {
|
||
|
|
+ if ((cpp_dev->iommu_state == CPP_IOMMU_STATE_ATTACHED) &&
|
||
|
|
+ (cpp_dev->stream_cnt == 0)) {
|
||
|
|
iommu_detach_device(cpp_dev->domain,
|
||
|
|
cpp_dev->iommu_ctx);
|
||
|
|
cpp_dev->iommu_state = CPP_IOMMU_STATE_DETACHED;
|
||
|
|
--
|
||
|
|
cgit v1.1
|
||
|
|
|