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GET /api/patches/2194924/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2194924,
    "url": "http://patchwork.ozlabs.org/api/patches/2194924/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260210091018.1553489-9-jamin_lin@aspeedtech.com/",
    "project": {
        "id": 14,
        "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api",
        "name": "QEMU Development",
        "link_name": "qemu-devel",
        "list_id": "qemu-devel.nongnu.org",
        "list_email": "qemu-devel@nongnu.org",
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        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260210091018.1553489-9-jamin_lin@aspeedtech.com>",
    "list_archive_url": null,
    "date": "2026-02-10T09:10:31",
    "name": "[v5,08/21] hw/i3c/aspeed_i3c: Add register RO field masks",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "0a6c20cf6f975a566cefb499b4c080a42620e1a3",
    "submitter": {
        "id": 81768,
        "url": "http://patchwork.ozlabs.org/api/people/81768/?format=api",
        "name": "Jamin Lin",
        "email": "jamin_lin@aspeedtech.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260210091018.1553489-9-jamin_lin@aspeedtech.com/mbox/",
    "series": [
        {
            "id": 491625,
            "url": "http://patchwork.ozlabs.org/api/series/491625/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=491625",
            "date": "2026-02-10T09:10:19",
            "name": "i3c: aspeed: Add I3C support",
            "version": 5,
            "mbox": "http://patchwork.ozlabs.org/series/491625/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2194924/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2194924/checks/",
    "tags": {},
    "related": [],
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        "From": "Jamin Lin <jamin_lin@aspeedtech.com>",
        "To": "Paolo Bonzini <pbonzini@redhat.com>,\n Peter Maydell <peter.maydell@linaro.org>,\n =?iso-8859-1?q?C=E9dric_Le_Goater?= <clg@kaod.org>,\n Steven Lee <steven_lee@aspeedtech.com>, Troy Lee <leetroy@gmail.com>,\n Andrew Jeffery <andrew@codeconstruct.com.au>, Joel Stanley <joel@jms.id.au>,\n\t=?iso-8859-1?q?Marc-Andr=E9_Lureau?= <marcandre.lureau@redhat.com>,\n\t=?iso-8859-1?q?Daniel_P=2E_Berrang=E9?= <berrange@redhat.com>,\n\t=?iso-8859-1?q?Philippe_Mathieu-Daud=E9?= <philmd@linaro.org>,\n \"open list:All patches CC here\" <qemu-devel@nongnu.org>,\n  \"open list:ARM TCG CPUs\" <qemu-arm@nongnu.org>",
        "CC": "Jamin Lin <jamin_lin@aspeedtech.com>, Troy Lee <troy_lee@aspeedtech.com>,\n Kane Chen <kane_chen@aspeedtech.com>, \"nabihestefan@google.com\"\n <nabihestefan@google.com>, Joe Komlodi <komlodi@google.com>, Patrick Venture\n <venture@google.com>",
        "Subject": "[PATCH v5 08/21] hw/i3c/aspeed_i3c: Add register RO field masks",
        "Thread-Topic": "[PATCH v5 08/21] hw/i3c/aspeed_i3c: Add register RO field masks",
        "Thread-Index": "AQHcmm0bMMzebGKx3kOkrGBB/SYJ3w==",
        "Date": "Tue, 10 Feb 2026 09:10:31 +0000",
        "Message-ID": "<20260210091018.1553489-9-jamin_lin@aspeedtech.com>",
        "References": "<20260210091018.1553489-1-jamin_lin@aspeedtech.com>",
        "In-Reply-To": "<20260210091018.1553489-1-jamin_lin@aspeedtech.com>",
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    },
    "content": "Adds read-only register masks for the Aspeed I3C controller registers.\n\nSigned-off-by: Joe Komlodi <komlodi@google.com>\nReviewed-by: Patrick Venture <venture@google.com>\nSigned-off-by: Jamin Lin <jamin_lin@aspeedtech.com>\n---\n hw/i3c/aspeed_i3c.c | 16 ++++++++++++++++\n 1 file changed, 16 insertions(+)",
    "diff": "diff --git a/hw/i3c/aspeed_i3c.c b/hw/i3c/aspeed_i3c.c\nindex a215700288..2700c5f4cd 100644\n--- a/hw/i3c/aspeed_i3c.c\n+++ b/hw/i3c/aspeed_i3c.c\n@@ -74,6 +74,21 @@ REG32(I3C6_REG1, 0x64)\n     FIELD(I3C6_REG1, SA_EN,         15, 1)\n     FIELD(I3C6_REG1, INST_ID,       16, 4)\n \n+static const uint32_t ast2600_i3c_controller_ro[ASPEED_I3C_NR_REGS] = {\n+    [R_I3C1_REG0]                   = 0xcc000000,\n+    [R_I3C1_REG1]                   = 0xfff00000,\n+    [R_I3C2_REG0]                   = 0xcc000000,\n+    [R_I3C2_REG1]                   = 0xfff00000,\n+    [R_I3C3_REG0]                   = 0xcc000000,\n+    [R_I3C3_REG1]                   = 0xfff00000,\n+    [R_I3C4_REG0]                   = 0xcc000000,\n+    [R_I3C4_REG1]                   = 0xfff00000,\n+    [R_I3C5_REG0]                   = 0xcc000000,\n+    [R_I3C5_REG1]                   = 0xfff00000,\n+    [R_I3C6_REG0]                   = 0xcc000000,\n+    [R_I3C6_REG1]                   = 0xfff00000,\n+};\n+\n static uint64_t aspeed_i3c_read(void *opaque, hwaddr addr, unsigned int size)\n {\n     AspeedI3CState *s = ASPEED_I3C(opaque);\n@@ -97,6 +112,7 @@ static void aspeed_i3c_write(void *opaque,\n \n     addr >>= 2;\n \n+    data &= ~ast2600_i3c_controller_ro[addr];\n     /* I3C controller register */\n     switch (addr) {\n     case R_I3C1_REG1:\n",
    "prefixes": [
        "v5",
        "08/21"
    ]
}