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{
    "id": 27074,
    "url": "https://patchwork.libcamera.org/api/patches/27074/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/27074/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/projects/1/?format=api",
        "name": "libcamera",
        "link_name": "libcamera",
        "list_id": "libcamera_core",
        "list_email": "libcamera-devel@lists.libcamera.org",
        "web_url": "",
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    },
    "msgid": "<20260629094216.747340-2-naush@raspberrypi.com>",
    "date": "2026-06-29T08:36:40",
    "name": "[v2,1/3] utils: codegen: gen-formats: Resolve Broadcom SAND modifiers",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "8d3794def37cad05780c7ccc1811af3ba6ea257f",
    "submitter": {
        "id": 34,
        "url": "https://patchwork.libcamera.org/api/people/34/?format=api",
        "name": "Naushir Patuck",
        "email": "naush@raspberrypi.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/27074/mbox/",
    "series": [
        {
            "id": 6023,
            "url": "https://patchwork.libcamera.org/api/series/6023/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=6023",
            "date": "2026-06-29T08:36:39",
            "name": "Add NV12MT_COL128 8/10-bit pixel formats",
            "version": 2,
            "mbox": "https://patchwork.libcamera.org/series/6023/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/27074/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/27074/checks/",
    "tags": {},
    "headers": {
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        "From": "Naushir Patuck <naush@raspberrypi.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Naushir Patuck <naush@raspberrypi.com>",
        "Subject": "[PATCH v2 1/3] utils: codegen: gen-formats: Resolve Broadcom SAND\n\tmodifiers",
        "Date": "Mon, 29 Jun 2026 09:36:40 +0100",
        "Message-ID": "<20260629094216.747340-2-naush@raspberrypi.com>",
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        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "The Broadcom SAND (coloumn mode) modifiers are defined through the\nfourcc_mod_broadcom_code() column-height helper rather than a plain\nfourcc_mod_code(), so the generator script cannot not resolve them.\n\nCollapse line continuations and match the helper form so formats may\nreference the DRM_FORMAT_MOD_BROADCOM_SAND* modifiers.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\n---\n utils/codegen/gen-formats.py | 17 ++++++++++++++++-\n 1 file changed, 16 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/utils/codegen/gen-formats.py b/utils/codegen/gen-formats.py\nindex 740790e8f1a6..add04558f65f 100755\n--- a/utils/codegen/gen-formats.py\n+++ b/utils/codegen/gen-formats.py\n@@ -18,13 +18,22 @@ class DRMFourCC(object):\n     format_regex = re.compile(r\"#define (DRM_FORMAT_[A-Z0-9_]+)[ \\t]+fourcc_code\\(('.', '.', '.', '.')\\)\")\n     mod_vendor_regex = re.compile(r\"#define DRM_FORMAT_MOD_VENDOR_([A-Z0-9_]+)[ \\t]+([0-9a-fA-Fx]+)\")\n     mod_regex = re.compile(r\"#define ([A-Za-z0-9_]+)[ \\t]+fourcc_mod_code\\(([A-Z0-9_]+), ([0-9a-fA-Fx]+)\\)\")\n+    # Broadcom SAND modifiers are defined indirectly via a _COL_HEIGHT(v) helper\n+    # that wraps fourcc_mod_broadcom_code(<code>, v) (which injects the BROADCOM\n+    # vendor). Match that helper, strip _COL_HEIGHT to recover the convenience\n+    # macro name, and use <code> as the value - valid as the convenience macro is\n+    # the height-0 case, which contributes nothing to it.\n+    mod_brcm_regex = re.compile(r\"#define (DRM_FORMAT_MOD_BROADCOM_SAND[0-9]+)_COL_HEIGHT\\(v\\)\"\n+                                r\"[ \\t]+fourcc_mod_broadcom_code\\(([0-9]+), v\\)\")\n \n     def __init__(self, file):\n         self.formats = {}\n         self.vendors = {}\n         self.mods = {}\n \n-        for line in file:\n+        # Collapse line continuations so multi-line macros match on one line.\n+        lines = re.sub(r'\\\\[ \\t]*\\n', ' ', file.read()).splitlines()\n+        for line in lines:\n             match = DRMFourCC.format_regex.match(line)\n             if match:\n                 format, fourcc = match.groups()\n@@ -43,6 +52,12 @@ class DRMFourCC(object):\n                 self.mods[mod] = (vendor, int(value, 0))\n                 continue\n \n+            match = DRMFourCC.mod_brcm_regex.match(line)\n+            if match:\n+                mod, code = match.groups()\n+                self.mods[mod] = ('BROADCOM', int(code))\n+                continue\n+\n     def fourcc(self, name):\n         return self.formats[name]\n \n",
    "prefixes": [
        "v2",
        "1/3"
    ]
}