From nobody Wed Dec 17 15:41:29 2025 Received: from lelvem-ot02.ext.ti.com (lelvem-ot02.ext.ti.com [198.47.23.235]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 496271F1906; Tue, 13 May 2025 05:46:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.23.235 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747115208; cv=none; b=Tpjrm3MbSJw63h7LcpA9DgmIDwZkh1UioriWjwG/mixxGr9DQqKujouBAjmlLSiwjtSXPM5uOfQVL4Df+QgSXS9PtgBMMLWsRbELnvFpnFW9N5k7e/aayfj6hh1WMRx3L82vaG7qtS+cLbyQCHl3iIx5TRPzKeYDwMS9Lguc+uo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747115208; c=relaxed/simple; bh=JJn92PQFfVWk5XygAiJ4zijhsQAzjIFu8t6FeDzq7JA=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Wr4agczS0Yw5co/Q3Jz3gyNbpgz1/P/BjTByYX7N2RGzUsP4OY848Pst1LYN6OcQdFJROauMiB+dWsTt/pMZWoydN6ex3pI/pTh51m/yiGMp4/rA0RkJw07/FD06HSzHFZ58DHd3mSk8c7rQNAtbhvL/9ZWJAAonwvLpkj5ZZQY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=jREo9fOK; arc=none smtp.client-ip=198.47.23.235 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="jREo9fOK" Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelvem-ot02.ext.ti.com (8.15.2/8.15.2) with ESMTPS id 54D5kcaL2986906 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 13 May 2025 00:46:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1747115199; bh=Nws17/MmADb4S1sCO5hEd39axacVL7RiGC1Wrf8PR7s=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=jREo9fOKLAMvcPdcIpfsQCl/7NVJh53c4gr62E2qqOR1gdeNpKDXctT15caz0K6S6 556kEh3HgoqMusJVTi36V8c5DTBB1pVsGqrD/x4wprRxMKTsxSEM6AYNDriB8XQCEX rfvRC326cRNkTo8vj5P1s2QieSEVXEf/lttIDZMw= Received: from DLEE107.ent.ti.com (dlee107.ent.ti.com [157.170.170.37]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 54D5kctX088885 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 13 May 2025 00:46:38 -0500 Received: from DLEE101.ent.ti.com (157.170.170.31) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Tue, 13 May 2025 00:46:38 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Tue, 13 May 2025 00:46:38 -0500 Received: from uda0510294.dhcp.ti.com (uda0510294.dhcp.ti.com [172.24.227.151]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 54D5jAqT131001; Tue, 13 May 2025 00:46:34 -0500 From: Beleswar Padhi To: , CC: , , , , , , , , , , Subject: [PATCH v12 20/36] remoteproc: k3: Refactor rproc_release() implementation into common driver Date: Tue, 13 May 2025 11:14:54 +0530 Message-ID: <20250513054510.3439842-21-b-padhi@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250513054510.3439842-1-b-padhi@ti.com> References: <20250513054510.3439842-1-b-padhi@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea Content-Type: text/plain; charset="utf-8" The rproc_release() implementations in TI K3 DSP and M4 remoteproc drivers deassert reset in the same way. Refactor the above function into the ti_k3_common.c driver as k3_rproc_release() and use it throughout DSP and M4 drivers for releasing the reset from the remote processor. Signed-off-by: Beleswar Padhi Tested-by: Judith Mendez Reviewed-by: Andrew Davis --- v12: Changelog: 1. Carried R/B tag. Link to v11: https://lore.kernel.org/all/20250425104135.830255-20-b-padhi@ti.com/ v11: Changelog: 1. Split [v10 17/33] into [v11 18/35] and [v11 19/35]. 2. Carried T/B tag. Link to v10: https://lore.kernel.org/all/20250417182001.3903905-18-b-padhi@ti.com/ v10: Changelog: 1. Split [v9 13/26] into [v10 16/33] and [v10 17/33] patches.=20 Link to v9: https://lore.kernel.org/all/20250317120622.1746415-14-b-padhi@ti.com/ drivers/remoteproc/ti_k3_common.c | 25 ++++++++++++++++++++++ drivers/remoteproc/ti_k3_common.h | 1 + drivers/remoteproc/ti_k3_dsp_remoteproc.c | 26 +---------------------- drivers/remoteproc/ti_k3_m4_remoteproc.c | 26 +---------------------- 4 files changed, 28 insertions(+), 50 deletions(-) diff --git a/drivers/remoteproc/ti_k3_common.c b/drivers/remoteproc/ti_k3_c= ommon.c index 7cd5f3ece8197..ab1507290ee01 100644 --- a/drivers/remoteproc/ti_k3_common.c +++ b/drivers/remoteproc/ti_k3_common.c @@ -130,5 +130,30 @@ int k3_rproc_reset(struct k3_rproc *kproc) } EXPORT_SYMBOL_GPL(k3_rproc_reset); =20 +/* Release the remote processor from reset */ +int k3_rproc_release(struct k3_rproc *kproc) +{ + struct device *dev =3D kproc->dev; + int ret; + + if (kproc->data->uses_lreset) { + ret =3D reset_control_deassert(kproc->reset); + if (ret) { + dev_err(dev, "local-reset deassert failed, (%pe)\n", ERR_PTR(ret)); + if (kproc->ti_sci->ops.dev_ops.put_device(kproc->ti_sci, + kproc->ti_sci_id)) + dev_warn(dev, "module-reset assert back failed\n"); + } + } else { + ret =3D kproc->ti_sci->ops.dev_ops.get_device(kproc->ti_sci, + kproc->ti_sci_id); + if (ret) + dev_err(dev, "module-reset deassert failed (%pe)\n", ERR_PTR(ret)); + } + + return ret; +} +EXPORT_SYMBOL_GPL(k3_rproc_release); + MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("TI K3 common Remoteproc code"); diff --git a/drivers/remoteproc/ti_k3_common.h b/drivers/remoteproc/ti_k3_c= ommon.h index a2bb2484cebee..c64c3fcb531ee 100644 --- a/drivers/remoteproc/ti_k3_common.h +++ b/drivers/remoteproc/ti_k3_common.h @@ -96,4 +96,5 @@ struct k3_rproc { void k3_rproc_mbox_callback(struct mbox_client *client, void *data); void k3_rproc_kick(struct rproc *rproc, int vqid); int k3_rproc_reset(struct k3_rproc *kproc); +int k3_rproc_release(struct k3_rproc *kproc); #endif /* REMOTEPROC_TI_K3_COMMON_H */ diff --git a/drivers/remoteproc/ti_k3_dsp_remoteproc.c b/drivers/remoteproc= /ti_k3_dsp_remoteproc.c index 08e6dde3ea267..577dcd65093a9 100644 --- a/drivers/remoteproc/ti_k3_dsp_remoteproc.c +++ b/drivers/remoteproc/ti_k3_dsp_remoteproc.c @@ -24,30 +24,6 @@ =20 #define KEYSTONE_RPROC_LOCAL_ADDRESS_MASK (SZ_16M - 1) =20 -/* Release the DSP processor from reset */ -static int k3_dsp_rproc_release(struct k3_rproc *kproc) -{ - struct device *dev =3D kproc->dev; - int ret; - - if (kproc->data->uses_lreset) { - ret =3D reset_control_deassert(kproc->reset); - if (ret) { - dev_err(dev, "local-reset deassert failed, (%pe)\n", ERR_PTR(ret)); - if (kproc->ti_sci->ops.dev_ops.put_device(kproc->ti_sci, - kproc->ti_sci_id)) - dev_warn(dev, "module-reset assert back failed\n"); - } - } else { - ret =3D kproc->ti_sci->ops.dev_ops.get_device(kproc->ti_sci, - kproc->ti_sci_id); - if (ret) - dev_err(dev, "module-reset deassert failed (%pe)\n", ERR_PTR(ret)); - } - - return ret; -} - static int k3_dsp_rproc_request_mbox(struct rproc *rproc) { struct k3_rproc *kproc =3D rproc->priv; @@ -156,7 +132,7 @@ static int k3_dsp_rproc_start(struct rproc *rproc) if (ret) return ret; =20 - ret =3D k3_dsp_rproc_release(kproc); + ret =3D k3_rproc_release(kproc); if (ret) return ret; =20 diff --git a/drivers/remoteproc/ti_k3_m4_remoteproc.c b/drivers/remoteproc/= ti_k3_m4_remoteproc.c index d9c105bc4845d..3a21ff95046fd 100644 --- a/drivers/remoteproc/ti_k3_m4_remoteproc.c +++ b/drivers/remoteproc/ti_k3_m4_remoteproc.c @@ -21,30 +21,6 @@ #include "ti_sci_proc.h" #include "ti_k3_common.h" =20 -/* Release the M4 remote processor from reset */ -static int k3_m4_rproc_release(struct k3_rproc *kproc) -{ - struct device *dev =3D kproc->dev; - int ret; - - if (kproc->data->uses_lreset) { - ret =3D reset_control_deassert(kproc->reset); - if (ret) { - dev_err(dev, "local-reset deassert failed, ret =3D %d\n", ret); - if (kproc->ti_sci->ops.dev_ops.put_device(kproc->ti_sci, - kproc->ti_sci_id)) - dev_warn(dev, "module-reset assert back failed\n"); - } - } else { - ret =3D kproc->ti_sci->ops.dev_ops.get_device(kproc->ti_sci, - kproc->ti_sci_id); - if (ret) - dev_err(dev, "module-reset deassert failed, ret =3D %d\n", ret); - } - - return ret; -} - static int k3_m4_rproc_ping_mbox(struct k3_rproc *kproc) { struct device *dev =3D kproc->dev; @@ -377,7 +353,7 @@ static int k3_m4_rproc_start(struct rproc *rproc) if (ret) return ret; =20 - ret =3D k3_m4_rproc_release(kproc); + ret =3D k3_rproc_release(kproc); =20 return ret; } --=20 2.34.1