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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-18 18:04:33 +0100 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-18 23:42:32 +0100 |
commit | f07e572f6447465d8938679533d604e402b0f066 (patch) | |
tree | cb333bd2a67e59e7c07659514850a0fd55fc825e /target/linux/bcm27xx/patches-5.4/950-0301-staging-bcm2835-codec-Add-role-to-device-name.patch | |
parent | 5d3a6fd970619dfc55f8259035c3027d7613a2a6 (diff) | |
download | upstream-f07e572f6447465d8938679533d604e402b0f066.tar.gz upstream-f07e572f6447465d8938679533d604e402b0f066.tar.bz2 upstream-f07e572f6447465d8938679533d604e402b0f066.zip |
bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0301-staging-bcm2835-codec-Add-role-to-device-name.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0301-staging-bcm2835-codec-Add-role-to-device-name.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0301-staging-bcm2835-codec-Add-role-to-device-name.patch b/target/linux/bcm27xx/patches-5.4/950-0301-staging-bcm2835-codec-Add-role-to-device-name.patch new file mode 100644 index 0000000000..e1539f4a71 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0301-staging-bcm2835-codec-Add-role-to-device-name.patch @@ -0,0 +1,45 @@ +From 434803a4828aed99d5328dd41b4600ef7b0be0ff Mon Sep 17 00:00:00 2001 +From: Kieran Bingham <kieran.bingham@ideasonboard.com> +Date: Wed, 20 Mar 2019 11:55:43 +0000 +Subject: [PATCH] staging: bcm2835-codec: Add role to device name + +Three entities are created, Decode, Encode and ISP but all of the video +nodes use the same video name string "bcm2835-codec" which makes it +difficult to identify each role. + +Append the role-name to the video name to facilitate identifying a +specific instance from userspace. + +The Card-Type is also extended with the role name to support identifying +the device context from within QUERY_CAP operations. + +Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com> +--- + .../vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c | 8 +++++--- + 1 file changed, 5 insertions(+), 3 deletions(-) + +--- a/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c ++++ b/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c +@@ -947,8 +947,10 @@ static void device_run(void *priv) + static int vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) + { ++ struct bcm2835_codec_dev *dev = video_drvdata(file); ++ + strncpy(cap->driver, MEM2MEM_NAME, sizeof(cap->driver) - 1); +- strncpy(cap->card, MEM2MEM_NAME, sizeof(cap->card) - 1); ++ strncpy(cap->card, dev->vfd.name, sizeof(cap->card) - 1); + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s", + MEM2MEM_NAME); + return 0; +@@ -2657,8 +2659,8 @@ static int bcm2835_codec_create(struct p + } + + video_set_drvdata(vfd, dev); +- snprintf(vfd->name, sizeof(vfd->name), "%s", +- bcm2835_codec_videodev.name); ++ snprintf(vfd->name, sizeof(vfd->name), "%s-%s", ++ bcm2835_codec_videodev.name, roles[role]); + v4l2_info(&dev->v4l2_dev, "Device registered as /dev/video%d\n", + vfd->num); + |