[PATCH 3/3] Documentation/gpu: add remaining DOC: comments to Intel display documentation

[Jani Nikula <jani.nikula@intel.com>]

Not all of the overview DOC: comments in the display driver are
incorporated into the documentation. Add the missing ones, including
some function documentation.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 Documentation/gpu/intel-display/atomic.rst   | 11 +++++++++++
 Documentation/gpu/intel-display/casf.rst     |  8 ++++++++
 Documentation/gpu/intel-display/cmtg.rst     |  8 ++++++++
 Documentation/gpu/intel-display/index.rst    |  4 ++++
 Documentation/gpu/intel-display/snps-phy.rst |  8 ++++++++
 5 files changed, 39 insertions(+)
 create mode 100644 Documentation/gpu/intel-display/atomic.rst
 create mode 100644 Documentation/gpu/intel-display/casf.rst
 create mode 100644 Documentation/gpu/intel-display/cmtg.rst
 create mode 100644 Documentation/gpu/intel-display/snps-phy.rst

diff --git a/Documentation/gpu/intel-display/atomic.rst b/Documentation/gpu/intel-display/atomic.rst
new file mode 100644
index 000000000000..43a473181e7a
--- /dev/null
+++ b/Documentation/gpu/intel-display/atomic.rst
@@ -0,0 +1,11 @@
+.. SPDX-License-Identifier: MIT
+.. Copyright © 2026 Intel Corporation
+
+Atomic Modeset Support
+======================
+
+.. kernel-doc:: drivers/gpu/drm/i915/display/intel_atomic.c
+   :doc: atomic modeset support
+
+.. kernel-doc:: drivers/gpu/drm/i915/display/intel_atomic.c
+   :internal:
diff --git a/Documentation/gpu/intel-display/casf.rst b/Documentation/gpu/intel-display/casf.rst
new file mode 100644
index 000000000000..406778ccd94c
--- /dev/null
+++ b/Documentation/gpu/intel-display/casf.rst
@@ -0,0 +1,8 @@
+.. SPDX-License-Identifier: MIT
+.. Copyright © 2026 Intel Corporation
+
+Content Adaptive Sharpness Filter (CASF)
+========================================
+
+.. kernel-doc:: drivers/gpu/drm/i915/display/intel_casf.c
+   :doc: Content Adaptive Sharpness Filter (CASF)
diff --git a/Documentation/gpu/intel-display/cmtg.rst b/Documentation/gpu/intel-display/cmtg.rst
new file mode 100644
index 000000000000..04edd0bd165d
--- /dev/null
+++ b/Documentation/gpu/intel-display/cmtg.rst
@@ -0,0 +1,8 @@
+.. SPDX-License-Identifier: MIT
+.. Copyright © 2026 Intel Corporation
+
+Common Primary Timing Generator (CMTG)
+======================================
+
+.. kernel-doc:: drivers/gpu/drm/i915/display/intel_cmtg.c
+   :doc: Common Primary Timing Generator (CMTG)
diff --git a/Documentation/gpu/intel-display/index.rst b/Documentation/gpu/intel-display/index.rst
index 8d40363b8f90..01c3d1e576b7 100644
--- a/Documentation/gpu/intel-display/index.rst
+++ b/Documentation/gpu/intel-display/index.rst
@@ -24,8 +24,11 @@ driver. The display driver isn't an independent driver in that sense.
    :caption: Detailed display topics
 
    async-flip
+   atomic
    audio
+   casf
    cdclk
+   cmtg
    dmc
    dpio
    dpll
@@ -37,4 +40,5 @@ driver. The display driver isn't an independent driver in that sense.
    hotplug
    plane
    psr
+   snps-phy
    vbt
diff --git a/Documentation/gpu/intel-display/snps-phy.rst b/Documentation/gpu/intel-display/snps-phy.rst
new file mode 100644
index 000000000000..c9e333fa7f62
--- /dev/null
+++ b/Documentation/gpu/intel-display/snps-phy.rst
@@ -0,0 +1,8 @@
+.. SPDX-License-Identifier: MIT
+.. Copyright © 2026 Intel Corporation
+
+Synopsis PHY support
+====================
+
+.. kernel-doc:: drivers/gpu/drm/i915/display/intel_snps_phy.c
+   :doc: Synopsis PHY support
-- 
2.47.3