| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-Id: <e144e6f5aae4e3d932e464fbf741d7cbaaf55980.1562701396.git.helen.koike@collabora.com>
Date: Tue, 9 Jul 2019 16:43:26 -0300
From: Helen Koike <helen.koike@...labora.com>
To: linux-media@...r.kernel.org
Cc: hverkuil@...all.nl, linux-kernel@...r.kernel.org,
kernel@...labora.com, skhan@...uxfoundation.org,
Helen Koike <helen.koike@...labora.com>
Subject: [PATCH 1/2] media: Revert "media: vimc: Remove or modify stream checks"
This reverts commit 3c1b9ac753e99005d7ee0a883d6e5b577ba32aa9.
Required to Revert "media: vimc: propagate pixel format in the stream"
which introduced the stream object in the vimc_ent_device struct.
Signed-off-by: Helen Koike <helen.koike@...labora.com>
---
drivers/media/platform/vimc/vimc-debayer.c | 5 ++++-
drivers/media/platform/vimc/vimc-scaler.c | 7 +++++--
drivers/media/platform/vimc/vimc-sensor.c | 6 +++++-
3 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/drivers/media/platform/vimc/vimc-debayer.c b/drivers/media/platform/vimc/vimc-debayer.c
index 00598fbf3cba..72adba6cf892 100644
--- a/drivers/media/platform/vimc/vimc-debayer.c
+++ b/drivers/media/platform/vimc/vimc-debayer.c
@@ -262,7 +262,7 @@ static int vimc_deb_set_fmt(struct v4l2_subdev *sd,
if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
/* Do not change the format while stream is on */
- if (vdeb->ved.stream)
+ if (vdeb->src_frame)
return -EBUSY;
sink_fmt = &vdeb->sink_fmt;
@@ -329,6 +329,9 @@ static int vimc_deb_s_stream(struct v4l2_subdev *sd, int enable)
const struct v4l2_format_info *pix_info;
unsigned int frame_size;
+ if (vdeb->src_frame)
+ return 0;
+
/* We only support translating bayer to RGB24 */
if (src_pixelformat != V4L2_PIX_FMT_RGB24) {
dev_err(vdeb->dev,
diff --git a/drivers/media/platform/vimc/vimc-scaler.c b/drivers/media/platform/vimc/vimc-scaler.c
index c7123a45c55b..5f31c1e351a3 100644
--- a/drivers/media/platform/vimc/vimc-scaler.c
+++ b/drivers/media/platform/vimc/vimc-scaler.c
@@ -148,7 +148,7 @@ static int vimc_sca_set_fmt(struct v4l2_subdev *sd,
if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
/* Do not change the format while stream is on */
- if (vsca->ved.stream)
+ if (vsca->src_frame)
return -EBUSY;
sink_fmt = &vsca->sink_fmt;
@@ -203,6 +203,9 @@ static int vimc_sca_s_stream(struct v4l2_subdev *sd, int enable)
const struct v4l2_format_info *pix_info;
unsigned int frame_size;
+ if (vsca->src_frame)
+ return 0;
+
if (!vimc_sca_is_pixfmt_supported(pixelformat)) {
dev_err(vsca->dev, "pixfmt (0x%08x) is not supported\n",
pixelformat);
@@ -324,7 +327,7 @@ static void *vimc_sca_process_frame(struct vimc_ent_device *ved,
ved);
/* If the stream in this node is not active, just return */
- if (!ved->stream)
+ if (!vsca->src_frame)
return ERR_PTR(-EINVAL);
vimc_sca_fill_src_frame(vsca, sink_frame);
diff --git a/drivers/media/platform/vimc/vimc-sensor.c b/drivers/media/platform/vimc/vimc-sensor.c
index 51359472eef2..c47454cc7f70 100644
--- a/drivers/media/platform/vimc/vimc-sensor.c
+++ b/drivers/media/platform/vimc/vimc-sensor.c
@@ -131,7 +131,7 @@ static int vimc_sen_set_fmt(struct v4l2_subdev *sd,
if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
/* Do not change the format while stream is on */
- if (vsen->ved.stream)
+ if (vsen->frame)
return -EBUSY;
mf = &vsen->mbus_format;
@@ -187,6 +187,10 @@ static int vimc_sen_s_stream(struct v4l2_subdev *sd, int enable)
const struct v4l2_format_info *pix_info;
unsigned int frame_size;
+ if (vsen->kthread_sen)
+ /* tpg is already executing */
+ return 0;
+
/* Calculate the frame size */
pix_info = v4l2_format_info(pixelformat);
frame_size = vsen->mbus_format.width * pix_info->bpp[0] *
--
2.20.1
Powered by blists - more mailing lists