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authorHans Verkuil <hverkuil+cisco@kernel.org>2025-07-22 09:34:35 +0200
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2025-09-07 10:29:19 +0200
commit0b6cb344829b4b8605a3f6e930b207d47dee1d12 (patch)
tree4ce6ac2d5abcfa1dbe2b8356553792e82e04d323
parent34837c444cd42236b2b43ce871f30d83776a3431 (diff)
media: v4l2-core: v4l2-dv-timings: support DRM IFs
Add support for DRM (Dynamic Range and Mastering) InfoFrames. Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
-rw-r--r--drivers/media/v4l2-core/v4l2-dv-timings.c4
-rw-r--r--include/media/v4l2-dv-timings.h1
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c
index 7710cb26bea0..346d1b0e10ce 100644
--- a/drivers/media/v4l2-core/v4l2-dv-timings.c
+++ b/drivers/media/v4l2-core/v4l2-dv-timings.c
@@ -1226,6 +1226,7 @@ DEBUGFS_FOPS(avi, V4L2_DEBUGFS_IF_AVI);
DEBUGFS_FOPS(audio, V4L2_DEBUGFS_IF_AUDIO);
DEBUGFS_FOPS(spd, V4L2_DEBUGFS_IF_SPD);
DEBUGFS_FOPS(hdmi, V4L2_DEBUGFS_IF_HDMI);
+DEBUGFS_FOPS(drm, V4L2_DEBUGFS_IF_DRM);
struct v4l2_debugfs_if *v4l2_debugfs_if_alloc(struct dentry *root, u32 if_types,
void *priv,
@@ -1255,6 +1256,9 @@ struct v4l2_debugfs_if *v4l2_debugfs_if_alloc(struct dentry *root, u32 if_types,
if (if_types & V4L2_DEBUGFS_IF_HDMI)
debugfs_create_file("hdmi", 0400, infoframes->if_dir,
infoframes, &infoframe_hdmi_fops);
+ if (if_types & V4L2_DEBUGFS_IF_DRM)
+ debugfs_create_file("hdr_drm", 0400, infoframes->if_dir,
+ infoframes, &infoframe_drm_fops);
return infoframes;
}
EXPORT_SYMBOL_GPL(v4l2_debugfs_if_alloc);
diff --git a/include/media/v4l2-dv-timings.h b/include/media/v4l2-dv-timings.h
index 714075c72f77..2b42e5d81f9e 100644
--- a/include/media/v4l2-dv-timings.h
+++ b/include/media/v4l2-dv-timings.h
@@ -275,6 +275,7 @@ int v4l2_phys_addr_validate(u16 phys_addr, u16 *parent, u16 *port);
#define V4L2_DEBUGFS_IF_AUDIO BIT(1)
#define V4L2_DEBUGFS_IF_SPD BIT(2)
#define V4L2_DEBUGFS_IF_HDMI BIT(3)
+#define V4L2_DEBUGFS_IF_DRM BIT(4)
typedef ssize_t (*v4l2_debugfs_if_read_t)(u32 type, void *priv,
struct file *filp, char __user *ubuf,