From patchwork Mon Jun 1 17:55:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathieu Poirier X-Patchwork-Id: 11582451 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2EC3A90 for ; Mon, 1 Jun 2020 17:56:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 16F7820825 for ; Mon, 1 Jun 2020 17:56:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="UJW1vl1f" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728503AbgFAR4J (ORCPT ); Mon, 1 Jun 2020 13:56:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35854 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728488AbgFAR4H (ORCPT ); Mon, 1 Jun 2020 13:56:07 -0400 Received: from mail-pj1-x1041.google.com (mail-pj1-x1041.google.com [IPv6:2607:f8b0:4864:20::1041]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AE98EC08C5C0 for ; Mon, 1 Jun 2020 10:56:07 -0700 (PDT) Received: by mail-pj1-x1041.google.com with SMTP id k2so151491pjs.2 for ; Mon, 01 Jun 2020 10:56:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=89+h/plDTY4mDzCs1rYHBGU3MZW5Lf4AJft/Geveaac=; b=UJW1vl1f7dpO7gbFKlkA2zgpME8H2E23tNzkiGS91xT++xLFPjRvKMz/e7Fk6+RiEZ SZ/u7rWEuTf5R3lmi0b3QFLZFAPKNAk7QXHlk+frMOiFY3rCKSGekRtMnNnXBlCifqtP NDmXSKfTtFPGKM2RnN5jwWvCVdKJHG6QuX2wubSS+lZ1QSDbwpgqa1dlTDoRi7YoU9Eo /HJMIhJ+m7oDHSnT9WXZb8NfUvTw8JncNjwxf3jr5Gb4RNaGBAihbRDEFwfQ3/zvtgmM wtKgJUJkaxxQk1MX+XnoMHlfFlNc1yadikx5AC9P4nzS9lTncTJpR8CWq3KMEvdz9wmg 5SYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=89+h/plDTY4mDzCs1rYHBGU3MZW5Lf4AJft/Geveaac=; b=qmUWZSa05KMcjk0+zRw1223+tY3zX9M65b+uLipOK2slJTWvAcK5uppOlkqgRqkRSW 25e8AQS3jqihl74u02VNYSEhB0if6/iF5RNoG13gpNV2huTmawIbXv2GZ0uI67lmRXon OiNq2a71ax30YATEy+bEWXHOzqP0h3MnYYW/X0Y5EiRpzJ55b3fIWZCq4uqDp9f9C1y7 ZAjEYaDuASMFbGLTCK9KCw70m+lOy7+9ke5Rt4CZR5BhqBX1rcir/vOtHgQOlRIZgGf1 +d41poMO15eZxPFqhN1z518nRyzwI1PBC9OVxXdtrnm54NFyAbIHgkzwlbrGjqkLvgDT j3eA== X-Gm-Message-State: AOAM533xX/BmQBUVntqy3YNooBZFLKYBSP+UaFBNLGiYAu1fgUbogcNW XznHwvp1R44jyfv2Glrfuq7jiQ== X-Google-Smtp-Source: ABdhPJypHYDsLPAIbS0JYVfQMOvatKvrrQns1EzAP3MAD0yNOfhUMy3DV32cG6rH3piOQuj4WeHadw== X-Received: by 2002:a17:90b:693:: with SMTP id m19mr590592pjz.125.1591034167244; Mon, 01 Jun 2020 10:56:07 -0700 (PDT) Received: from xps15.cg.shawcable.net (S0106002369de4dac.cg.shawcable.net. [68.147.8.254]) by smtp.gmail.com with ESMTPSA id p7sm64771pfq.184.2020.06.01.10.56.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Jun 2020 10:56:06 -0700 (PDT) From: Mathieu Poirier To: bjorn.andersson@linaro.org, ohad@wizery.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com Cc: loic.pallardy@st.com, arnaud.pouliquen@st.com, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 10/11] remoteproc: stm32: Introduce new attach() operation Date: Mon, 1 Jun 2020 11:55:51 -0600 Message-Id: <20200601175552.22286-11-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200601175552.22286-1-mathieu.poirier@linaro.org> References: <20200601175552.22286-1-mathieu.poirier@linaro.org> MIME-Version: 1.0 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Introduce new attach function to be used when attaching to a remote processor. Mainly based on the work published by Arnaud Pouliquen [1]. [1]. https://patchwork.kernel.org/project/linux-remoteproc/list/?series=239877 Signed-off-by: Mathieu Poirier --- drivers/remoteproc/stm32_rproc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c index 7c8789164af7..77a20a638e0c 100644 --- a/drivers/remoteproc/stm32_rproc.c +++ b/drivers/remoteproc/stm32_rproc.c @@ -459,6 +459,13 @@ static int stm32_rproc_start(struct rproc *rproc) return stm32_rproc_set_hold_boot(rproc, true); } +static int stm32_rproc_attach(struct rproc *rproc) +{ + stm32_rproc_add_coredump_trace(rproc); + + return stm32_rproc_set_hold_boot(rproc, true); +} + static int stm32_rproc_stop(struct rproc *rproc) { struct stm32_rproc *ddata = rproc->priv; @@ -524,6 +531,7 @@ static void stm32_rproc_kick(struct rproc *rproc, int vqid) static struct rproc_ops st_rproc_ops = { .start = stm32_rproc_start, .stop = stm32_rproc_stop, + .attach = stm32_rproc_attach, .kick = stm32_rproc_kick, .load = rproc_elf_load_segments, .parse_fw = stm32_rproc_parse_fw,