{"id":2197779,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2197779/?format=json","project":{"id":2,"url":"http://patchwork.ozlabs.org/api/1.0/projects/2/?format=json","name":"Linux PPC development","link_name":"linuxppc-dev","list_id":"linuxppc-dev.lists.ozlabs.org","list_email":"linuxppc-dev@lists.ozlabs.org","web_url":"https://github.com/linuxppc/wiki/wiki","scm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git","webscm_url":"https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/"},"msgid":"<20260218135203.2267907-4-maz@kernel.org>","date":"2026-02-18T13:52:00","name":"[3/6] irqchip/gic-v3-its: Add fsl_mc device plumbing to the msi-parent handling","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"bf1762f3d96699687b62e75e7d08971bcc8827b1","submitter":{"id":77095,"url":"http://patchwork.ozlabs.org/api/1.0/people/77095/?format=json","name":"Marc Zyngier","email":"maz@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20260218135203.2267907-4-maz@kernel.org/mbox/","series":[{"id":492556,"url":"http://patchwork.ozlabs.org/api/1.0/series/492556/?format=json","date":"2026-02-18T13:51:58","name":"fsl-mc: Move fsl_over to device MSI","version":1,"mbox":"http://patchwork.ozlabs.org/series/492556/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2197779/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linuxppc-dev@lists.ozlabs.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=sVJIlpnI;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org\n (client-ip=2404:9400:21b9:f100::1; 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a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1771422729;\n\tbh=jNsv6Mzm6JnU1v2Z2XpH/L+IpXDhwResrBm3y8osrzA=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=sVJIlpnICiU7Ad7qofR6f5XPQE+PpaTiEs0XIw8Jn2T9r2arLJ2J/UeN5PyTiouJj\n\t AQbpDgzS9YxXUP8zK8r7Yb/YXy6Ee2BeXiSReNWfI9NJgpkjzBXKxCBLAnI66Jby+W\n\t 6ehM8P7L2Q0tav/l0x4XZ4wIfdLswIiMgLKKZK0ti0BAdEESxl2CHzXm0ZAYb7VI15\n\t J4xbIgxyGwEGbiFurdq+eOgRK8p/xOJmz7V5r3+uBVqL6a1lXN06eWB6zTAVO5/CWM\n\t UmbCXRsD1o3lNdXfip80bs086uNcdUe+FWjxpIlmpnm78xOT6NPeuC273RK76w0875\n\t g0LvWTvuRQQXw==","From":"Marc Zyngier ","To":"Ioana Ciornei ,\n\tThomas Gleixner ,\n\t\"Christophe Leroy (CS GROUP)\" ","Cc":"linux-kernel@vger.kernel.org,\n\tlinux-arm-kernel@lists.infradead.org,\n\tlinuxppc-dev@lists.ozlabs.org","Subject":"[PATCH 3/6] irqchip/gic-v3-its: Add fsl_mc device plumbing to the\n msi-parent handling","Date":"Wed, 18 Feb 2026 13:52:00 +0000","Message-ID":"<20260218135203.2267907-4-maz@kernel.org>","X-Mailer":"git-send-email 2.47.3","In-Reply-To":"<20260218135203.2267907-1-maz@kernel.org>","References":"<20260218135203.2267907-1-maz@kernel.org>","X-Mailing-List":"linuxppc-dev@lists.ozlabs.org","List-Id":"","List-Help":"","List-Owner":"","List-Post":"","List-Archive":",\n ","List-Subscribe":",\n ,\n ","List-Unsubscribe":"","Precedence":"list","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-SA-Exim-Connect-IP":"185.219.108.64","X-SA-Exim-Rcpt-To":"ioana.ciornei@nxp.com, tglx@kernel.org, chleroy@kernel.org,\n linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,\n linuxppc-dev@lists.ozlabs.org","X-SA-Exim-Mail-From":"maz@kernel.org","X-SA-Exim-Scanned":"No (on disco-boy.misterjones.org);\n SAEximRunCond expanded to false","X-Spam-Status":"No, score=-0.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED,\n\tDKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS\n\tautolearn=disabled version=4.0.1 OzLabs 8","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on lists.ozlabs.org"},"content":"Make the ITS code aware of fsl_mc devices by plumbing the devid\nretrieval primitive.\n\nSigned-off-by: Marc Zyngier \n---\n drivers/irqchip/irq-gic-its-msi-parent.c | 7 +++++--\n 1 file changed, 5 insertions(+), 2 deletions(-)","diff":"diff --git a/drivers/irqchip/irq-gic-its-msi-parent.c b/drivers/irqchip/irq-gic-its-msi-parent.c\nindex 12f45228c8674..532c0d626ca04 100644\n--- a/drivers/irqchip/irq-gic-its-msi-parent.c\n+++ b/drivers/irqchip/irq-gic-its-msi-parent.c\n@@ -7,6 +7,7 @@\n #include \n #include \n #include \n+#include \n \n #include \"irq-gic-its-msi-parent.h\"\n #include \n@@ -186,9 +187,11 @@ static int its_pmsi_prepare(struct irq_domain *domain, struct device *dev,\n {\n \tstruct msi_domain_info *msi_info;\n \tu32 dev_id;\n-\tint ret;\n+\tint ret = 0;\n \n-\tif (dev->of_node)\n+\tif (dev_is_fsl_mc(dev))\n+\t\tdev_id = fsl_mc_get_msi_id(dev);\n+\telse if (dev->of_node)\n \t\tret = of_pmsi_get_msi_info(domain->parent, dev, &dev_id, NULL);\n \telse\n \t\tret = iort_pmsi_get_dev_id(dev, &dev_id);\n","prefixes":["3/6"]}