From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-21.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C86FBC433E9 for ; Wed, 10 Mar 2021 23:36:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9A3FB64D8F for ; Wed, 10 Mar 2021 23:36:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233918AbhCJXgZ (ORCPT ); Wed, 10 Mar 2021 18:36:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:40196 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231478AbhCJXfx (ORCPT ); Wed, 10 Mar 2021 18:35:53 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id ADEDB64FC3; Wed, 10 Mar 2021 23:35:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615419353; bh=DwM3rH6AjLTUq5Tg8FAIDbBoM73Bq7C9XBbJ6XvjWxY=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=VKTPqsrdQZkUZDkpfwG/MgplUaGFVZWU5F8VZ7tCN+Ao0RwDcICDLJ08VMYPCPh2S 1F4rqDEKHddeSg0wPkp9xEkY0zozeb+4rjwhCtZP6ValSwdbHxcAsxKyxhom3k4Oxs a6bfOHa1kQs/ogWq/th5I8HDpnP8mheO8gFSxAN1RgMzRFXn4sScH5JFDvGJUovb1m j8qrU+E1j6dJ/31TFL00Nd4yKj40QjzRSsb2l4eEhD0fl/kvwELAJrzA4US2F0oTUb 187k+XNLNTWQ/ezrA9skfyIQ4S9XaMrjMr90SwmjdFtTcTkxgxXH0BSqtKuWdQMdmA v3V6cOvI803vg== Received: by mail-ej1-f45.google.com with SMTP id p8so42296679ejb.10; Wed, 10 Mar 2021 15:35:52 -0800 (PST) X-Gm-Message-State: AOAM5321+SvCB3r4C85OlCyX2MdMGiNa+bg8Y5BcQpNWY4t+uUfDpArz t4ERaPQJoV+E2P0hzWkV17xWc5eLIr9YZUMt/w== X-Google-Smtp-Source: ABdhPJyyDif+L5a43V6gNiRG6kb8yDCVOo0IMCgDsfizW5sw67eRKFFjTESXqKCVEuUZv3BQIsOsOjm/MSiwvulHBg4= X-Received: by 2002:a17:906:3750:: with SMTP id e16mr321756ejc.75.1615419351300; Wed, 10 Mar 2021 15:35:51 -0800 (PST) MIME-Version: 1.0 References: <1615373812-16204-1-git-send-email-yongqiang.niu@mediatek.com> <1615373812-16204-3-git-send-email-yongqiang.niu@mediatek.com> In-Reply-To: <1615373812-16204-3-git-send-email-yongqiang.niu@mediatek.com> From: Chun-Kuang Hu Date: Thu, 11 Mar 2021 07:35:39 +0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [RESEND PATCH v1 2/2] Revert "mailbox: mediatek: remove implementation related to atomic_exec" To: Yongqiang Niu Cc: Rob Herring , Matthias Brugger , CK Hu , Jassi Brar , Bibby Hsieh , Dennis YC Hsieh , DTML , Linux ARM , "moderated list:ARM/Mediatek SoC support" , linux-kernel , Project_Global_Chrome_Upstream_Group@mediatek.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Yongqiang: Yongqiang Niu =E6=96=BC 2021=E5=B9=B43=E6=9C= =8810=E6=97=A5 =E9=80=B1=E4=B8=89 =E4=B8=8B=E5=8D=886:58=E5=AF=AB=E9=81=93= =EF=BC=9A > > This reverts commit c9ea564f3d9dd20d88bd34f40a6ff6d31a0d7e8c. > > Signed-off-by: Yongqiang Niu > --- > drivers/mailbox/mtk-cmdq-mailbox.c | 80 ++++++++++++++++++++++++++++++++= +----- > 1 file changed, 71 insertions(+), 9 deletions(-) > > diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmd= q-mailbox.c > index 5665b6e..e0d9a86 100644 > --- a/drivers/mailbox/mtk-cmdq-mailbox.c > +++ b/drivers/mailbox/mtk-cmdq-mailbox.c > @@ -56,6 +56,7 @@ struct cmdq_thread { > void __iomem *base; > struct list_head task_busy_list; > u32 priority; > + bool atomic_exec; > }; > > struct cmdq_task { > @@ -168,18 +169,56 @@ static void cmdq_task_insert_into_thread(struct cmd= q_task *task) > dma_sync_single_for_cpu(dev, prev_task->pa_base, > prev_task->pkt->cmd_buf_size, DMA_TO_DEVI= CE); > prev_task_base[CMDQ_NUM_CMD(prev_task->pkt) - 1] =3D > - (u64)CMDQ_JUMP_BY_PA << 32 | task->pa_base; > + (u64)CMDQ_JUMP_BY_PA << 32 | > + (task->pa_base >> task->cmdq->shift_pa); > dma_sync_single_for_device(dev, prev_task->pa_base, > prev_task->pkt->cmd_buf_size, DMA_TO_D= EVICE); > > cmdq_thread_invalidate_fetched_data(thread); > } > > +static bool cmdq_command_is_wfe(u64 cmd) > +{ > + u64 wfe_option =3D CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | CMDQ_WFE_WAI= T_VALUE; > + u64 wfe_op =3D (u64)(CMDQ_CODE_WFE << CMDQ_OP_CODE_SHIFT) << 32; > + u64 wfe_mask =3D (u64)CMDQ_OP_CODE_MASK << 32 | 0xffffffff; > + > + return ((cmd & wfe_mask) =3D=3D (wfe_op | wfe_option)); > +} > + > +/* we assume tasks in the same display GCE thread are waiting the same e= vent. */ > +static void cmdq_task_remove_wfe(struct cmdq_task *task) > +{ > + struct device *dev =3D task->cmdq->mbox.dev; > + u64 *base =3D task->pkt->va_base; > + int i; > + > + dma_sync_single_for_cpu(dev, task->pa_base, task->pkt->cmd_buf_si= ze, > + DMA_TO_DEVICE); > + for (i =3D 0; i < CMDQ_NUM_CMD(task->pkt); i++) > + if (cmdq_command_is_wfe(base[i])) > + base[i] =3D (u64)CMDQ_JUMP_BY_OFFSET << 32 | > + (CMDQ_JUMP_PASS >> task->cmdq->shift_pa= ); > + dma_sync_single_for_device(dev, task->pa_base, task->pkt->cmd_buf= _size, > + DMA_TO_DEVICE); > +} > + > static bool cmdq_thread_is_in_wfe(struct cmdq_thread *thread) > { > return readl(thread->base + CMDQ_THR_WAIT_TOKEN) & CMDQ_THR_IS_WA= ITING; > } > > +static void cmdq_thread_wait_end(struct cmdq_thread *thread, > + unsigned long end_pa) > +{ > + struct device *dev =3D thread->chan->mbox->dev; > + unsigned long curr_pa; > + > + if (readl_poll_timeout_atomic(thread->base + CMDQ_THR_CURR_ADDR, > + curr_pa, curr_pa =3D=3D end_pa, 1, 20)) > + dev_err(dev, "GCE thread cannot run to end.\n"); > +} > + > static void cmdq_task_exec_done(struct cmdq_task *task, enum cmdq_cb_sta= tus sta) > { > struct cmdq_task_cb *cb =3D &task->pkt->async_cb; > @@ -371,15 +410,37 @@ static int cmdq_mbox_send_data(struct mbox_chan *ch= an, void *data) > cmdq->shift_pa; > end_pa =3D readl(thread->base + CMDQ_THR_END_ADDR) << > cmdq->shift_pa; > - /* check boundary */ > - if (curr_pa =3D=3D end_pa - CMDQ_INST_SIZE || > - curr_pa =3D=3D end_pa) { > - /* set to this task directly */ > - writel(task->pa_base >> cmdq->shift_pa, > - thread->base + CMDQ_THR_CURR_ADDR); > + > + /* > + * Atomic execution should remove the following wfe, i.e.= only > + * wait event at first task, and prevent to pause when ru= nning. > + */ > + if (thread->atomic_exec) { > + /* GCE is executing if command is not WFE */ > + if (!cmdq_thread_is_in_wfe(thread)) { > + cmdq_thread_resume(thread); > + cmdq_thread_wait_end(thread, > + end_pa >> cmdq->shif= t_pa); > + WARN_ON(cmdq_thread_suspend(cmdq, thread)= < 0); > + /* set to this task directly */ > + writel(task->pa_base >> cmdq->shift_pa, > + thread->base + CMDQ_THR_CURR_ADDR)= ; > + } else { > + cmdq_task_insert_into_thread(task); > + cmdq_task_remove_wfe(task); > + smp_mb(); /* modify jump before enable th= read */ > + } > } else { > - cmdq_task_insert_into_thread(task); > - smp_mb(); /* modify jump before enable thread */ > + /* check boundary */ > + if (curr_pa =3D=3D end_pa - CMDQ_INST_SIZE || > + curr_pa =3D=3D end_pa) { > + /* set to this task directly */ > + writel(task->pa_base >> cmdq->shift_pa, > + thread->base + CMDQ_THR_CURR_ADDR)= ; > + } else { > + cmdq_task_insert_into_thread(task); > + smp_mb(); /* modify jump before enable th= read */ > + } > } > writel((task->pa_base + pkt->cmd_buf_size) >> cmdq->shift= _pa, > thread->base + CMDQ_THR_END_ADDR); > @@ -500,6 +561,7 @@ static struct mbox_chan *cmdq_xlate(struct mbox_contr= oller *mbox, > > thread =3D (struct cmdq_thread *)mbox->chans[ind].con_priv; > thread->priority =3D sp->args[1]; > + thread->atomic_exec =3D (sp->args[2] !=3D 0); This does not match the binding [1]. Why not just fix the bug rather than revert this patch? [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree= /Documentation/devicetree/bindings/mailbox/mtk-gce.txt?h=3Dv5.12-rc2 Regards, Chun-Kuang. > thread->chan =3D &mbox->chans[ind]; > > return &mbox->chans[ind]; > -- > 1.8.1.1.dirty > _______________________________________________ > Linux-mediatek mailing list > Linux-mediatek@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D33EFC433E0 for ; Wed, 10 Mar 2021 23:36:18 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4FAD964E25 for ; Wed, 10 Mar 2021 23:36:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4FAD964E25 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Cc:To:Subject:Message-ID:Date:From:In-Reply-To: References:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=uY8RYSUZRgJUv+6qrWr8rUB2mRnZJh1xZvqXXFywzs0=; b=Ckr+tK76TOXKf56UfHJNfIw3f WKNCBccGNpp97ZscVWArRwelnYNh15HPTZ0cyDRXwF6/0ohNTDFU2fFgK8aoL4wRwYRyyNnwicyb5 U8nYSZqsxeviHVvLl3KXPBgiyWcOqw984w4m7I9BE25gjRdj3bbFAS8defiNlEy0jmrKJWRRajWjd ope7pYiGdnsUbKM4zYQuWA4LythsPKQGyLUI6XuZAD8/UXOthSxa4IpevNwNmkYglV8aNRMiriv2A SuKnjVl3xlRoRQeuDs+abpWKV5q8ij6BWgKHOXaQpliOzRyRcWv1YuC+B52amOZWDr39M1yzAjRSJ NsrP1wIFQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lK8N6-0080MJ-Ak; Wed, 10 Mar 2021 23:36:08 +0000 Received: from mail.kernel.org ([198.145.29.99]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lK8Mu-0080KU-0v; Wed, 10 Mar 2021 23:35:58 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id C78B964FCA; Wed, 10 Mar 2021 23:35:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615419353; bh=DwM3rH6AjLTUq5Tg8FAIDbBoM73Bq7C9XBbJ6XvjWxY=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=VKTPqsrdQZkUZDkpfwG/MgplUaGFVZWU5F8VZ7tCN+Ao0RwDcICDLJ08VMYPCPh2S 1F4rqDEKHddeSg0wPkp9xEkY0zozeb+4rjwhCtZP6ValSwdbHxcAsxKyxhom3k4Oxs a6bfOHa1kQs/ogWq/th5I8HDpnP8mheO8gFSxAN1RgMzRFXn4sScH5JFDvGJUovb1m j8qrU+E1j6dJ/31TFL00Nd4yKj40QjzRSsb2l4eEhD0fl/kvwELAJrzA4US2F0oTUb 187k+XNLNTWQ/ezrA9skfyIQ4S9XaMrjMr90SwmjdFtTcTkxgxXH0BSqtKuWdQMdmA v3V6cOvI803vg== Received: by mail-ej1-f41.google.com with SMTP id dx17so42345491ejb.2; Wed, 10 Mar 2021 15:35:52 -0800 (PST) X-Gm-Message-State: AOAM5327t9N8vuTkmYkrwoBsAwqPWxuhxdtLXoLEfGJPTvAh11hLydf/ YOwUKZmlzlvGG2UpTk6K2fxAW2+Tces2OUtQuA== X-Google-Smtp-Source: ABdhPJyyDif+L5a43V6gNiRG6kb8yDCVOo0IMCgDsfizW5sw67eRKFFjTESXqKCVEuUZv3BQIsOsOjm/MSiwvulHBg4= X-Received: by 2002:a17:906:3750:: with SMTP id e16mr321756ejc.75.1615419351300; Wed, 10 Mar 2021 15:35:51 -0800 (PST) MIME-Version: 1.0 References: <1615373812-16204-1-git-send-email-yongqiang.niu@mediatek.com> <1615373812-16204-3-git-send-email-yongqiang.niu@mediatek.com> In-Reply-To: <1615373812-16204-3-git-send-email-yongqiang.niu@mediatek.com> From: Chun-Kuang Hu Date: Thu, 11 Mar 2021 07:35:39 +0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [RESEND PATCH v1 2/2] Revert "mailbox: mediatek: remove implementation related to atomic_exec" To: Yongqiang Niu Cc: Rob Herring , Matthias Brugger , CK Hu , Jassi Brar , Bibby Hsieh , Dennis YC Hsieh , DTML , Linux ARM , "moderated list:ARM/Mediatek SoC support" , linux-kernel , Project_Global_Chrome_Upstream_Group@mediatek.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210310_233556_370241_9BD822C1 X-CRM114-Status: GOOD ( 26.90 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org SGksIFlvbmdxaWFuZzoKCllvbmdxaWFuZyBOaXUgPHlvbmdxaWFuZy5uaXVAbWVkaWF0ZWsuY29t PiDmlrwgMjAyMeW5tDPmnIgxMOaXpSDpgLHkuIkg5LiL5Y2INjo1OOWvq+mBk++8mgo+Cj4gVGhp cyByZXZlcnRzIGNvbW1pdCBjOWVhNTY0ZjNkOWRkMjBkODhiZDM0ZjQwYTZmZjZkMzFhMGQ3ZThj Lgo+Cj4gU2lnbmVkLW9mZi1ieTogWW9uZ3FpYW5nIE5pdSA8eW9uZ3FpYW5nLm5pdUBtZWRpYXRl ay5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvbWFpbGJveC9tdGstY21kcS1tYWlsYm94LmMgfCA4MCAr KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKystLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwg NzEgaW5zZXJ0aW9ucygrKSwgOSBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L21haWxib3gvbXRrLWNtZHEtbWFpbGJveC5jIGIvZHJpdmVycy9tYWlsYm94L210ay1jbWRxLW1h aWxib3guYwo+IGluZGV4IDU2NjViNmUuLmUwZDlhODYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9t YWlsYm94L210ay1jbWRxLW1haWxib3guYwo+ICsrKyBiL2RyaXZlcnMvbWFpbGJveC9tdGstY21k cS1tYWlsYm94LmMKPiBAQCAtNTYsNiArNTYsNyBAQCBzdHJ1Y3QgY21kcV90aHJlYWQgewo+ICAg ICAgICAgdm9pZCBfX2lvbWVtICAgICAgICAgICAgKmJhc2U7Cj4gICAgICAgICBzdHJ1Y3QgbGlz dF9oZWFkICAgICAgICB0YXNrX2J1c3lfbGlzdDsKPiAgICAgICAgIHUzMiAgICAgICAgICAgICAg ICAgICAgIHByaW9yaXR5Owo+ICsgICAgICAgYm9vbCAgICAgICAgICAgICAgICAgICAgYXRvbWlj X2V4ZWM7Cj4gIH07Cj4KPiAgc3RydWN0IGNtZHFfdGFzayB7Cj4gQEAgLTE2OCwxOCArMTY5LDU2 IEBAIHN0YXRpYyB2b2lkIGNtZHFfdGFza19pbnNlcnRfaW50b190aHJlYWQoc3RydWN0IGNtZHFf dGFzayAqdGFzaykKPiAgICAgICAgIGRtYV9zeW5jX3NpbmdsZV9mb3JfY3B1KGRldiwgcHJldl90 YXNrLT5wYV9iYXNlLAo+ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgcHJldl90YXNr LT5wa3QtPmNtZF9idWZfc2l6ZSwgRE1BX1RPX0RFVklDRSk7Cj4gICAgICAgICBwcmV2X3Rhc2tf YmFzZVtDTURRX05VTV9DTUQocHJldl90YXNrLT5wa3QpIC0gMV0gPQo+IC0gICAgICAgICAgICAg ICAodTY0KUNNRFFfSlVNUF9CWV9QQSA8PCAzMiB8IHRhc2stPnBhX2Jhc2U7Cj4gKyAgICAgICAg ICAgICAgICh1NjQpQ01EUV9KVU1QX0JZX1BBIDw8IDMyIHwKPiArICAgICAgICAgICAgICAgKHRh c2stPnBhX2Jhc2UgPj4gdGFzay0+Y21kcS0+c2hpZnRfcGEpOwo+ICAgICAgICAgZG1hX3N5bmNf c2luZ2xlX2Zvcl9kZXZpY2UoZGV2LCBwcmV2X3Rhc2stPnBhX2Jhc2UsCj4gICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICBwcmV2X3Rhc2stPnBrdC0+Y21kX2J1Zl9zaXplLCBETUFf VE9fREVWSUNFKTsKPgo+ICAgICAgICAgY21kcV90aHJlYWRfaW52YWxpZGF0ZV9mZXRjaGVkX2Rh dGEodGhyZWFkKTsKPiAgfQo+Cj4gK3N0YXRpYyBib29sIGNtZHFfY29tbWFuZF9pc193ZmUodTY0 IGNtZCkKPiArewo+ICsgICAgICAgdTY0IHdmZV9vcHRpb24gPSBDTURRX1dGRV9VUERBVEUgfCBD TURRX1dGRV9XQUlUIHwgQ01EUV9XRkVfV0FJVF9WQUxVRTsKPiArICAgICAgIHU2NCB3ZmVfb3Ag PSAodTY0KShDTURRX0NPREVfV0ZFIDw8IENNRFFfT1BfQ09ERV9TSElGVCkgPDwgMzI7Cj4gKyAg ICAgICB1NjQgd2ZlX21hc2sgPSAodTY0KUNNRFFfT1BfQ09ERV9NQVNLIDw8IDMyIHwgMHhmZmZm ZmZmZjsKPiArCj4gKyAgICAgICByZXR1cm4gKChjbWQgJiB3ZmVfbWFzaykgPT0gKHdmZV9vcCB8 IHdmZV9vcHRpb24pKTsKPiArfQo+ICsKPiArLyogd2UgYXNzdW1lIHRhc2tzIGluIHRoZSBzYW1l IGRpc3BsYXkgR0NFIHRocmVhZCBhcmUgd2FpdGluZyB0aGUgc2FtZSBldmVudC4gKi8KPiArc3Rh dGljIHZvaWQgY21kcV90YXNrX3JlbW92ZV93ZmUoc3RydWN0IGNtZHFfdGFzayAqdGFzaykKPiAr ewo+ICsgICAgICAgc3RydWN0IGRldmljZSAqZGV2ID0gdGFzay0+Y21kcS0+bWJveC5kZXY7Cj4g KyAgICAgICB1NjQgKmJhc2UgPSB0YXNrLT5wa3QtPnZhX2Jhc2U7Cj4gKyAgICAgICBpbnQgaTsK PiArCj4gKyAgICAgICBkbWFfc3luY19zaW5nbGVfZm9yX2NwdShkZXYsIHRhc2stPnBhX2Jhc2Us IHRhc2stPnBrdC0+Y21kX2J1Zl9zaXplLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgRE1BX1RPX0RFVklDRSk7Cj4gKyAgICAgICBmb3IgKGkgPSAwOyBpIDwgQ01EUV9OVU1fQ01E KHRhc2stPnBrdCk7IGkrKykKPiArICAgICAgICAgICAgICAgaWYgKGNtZHFfY29tbWFuZF9pc193 ZmUoYmFzZVtpXSkpCj4gKyAgICAgICAgICAgICAgICAgICAgICAgYmFzZVtpXSA9ICh1NjQpQ01E UV9KVU1QX0JZX09GRlNFVCA8PCAzMiB8Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgIChDTURRX0pVTVBfUEFTUyA+PiB0YXNrLT5jbWRxLT5zaGlmdF9wYSk7Cj4gKyAgICAgICBk bWFfc3luY19zaW5nbGVfZm9yX2RldmljZShkZXYsIHRhc2stPnBhX2Jhc2UsIHRhc2stPnBrdC0+ Y21kX2J1Zl9zaXplLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgRE1BX1RP X0RFVklDRSk7Cj4gK30KPiArCj4gIHN0YXRpYyBib29sIGNtZHFfdGhyZWFkX2lzX2luX3dmZShz dHJ1Y3QgY21kcV90aHJlYWQgKnRocmVhZCkKPiAgewo+ICAgICAgICAgcmV0dXJuIHJlYWRsKHRo cmVhZC0+YmFzZSArIENNRFFfVEhSX1dBSVRfVE9LRU4pICYgQ01EUV9USFJfSVNfV0FJVElORzsK PiAgfQo+Cj4gK3N0YXRpYyB2b2lkIGNtZHFfdGhyZWFkX3dhaXRfZW5kKHN0cnVjdCBjbWRxX3Ro cmVhZCAqdGhyZWFkLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHVuc2lnbmVk IGxvbmcgZW5kX3BhKQo+ICt7Cj4gKyAgICAgICBzdHJ1Y3QgZGV2aWNlICpkZXYgPSB0aHJlYWQt PmNoYW4tPm1ib3gtPmRldjsKPiArICAgICAgIHVuc2lnbmVkIGxvbmcgY3Vycl9wYTsKPiArCj4g KyAgICAgICBpZiAocmVhZGxfcG9sbF90aW1lb3V0X2F0b21pYyh0aHJlYWQtPmJhc2UgKyBDTURR X1RIUl9DVVJSX0FERFIsCj4gKyAgICAgICAgICAgICAgICAgICAgICAgY3Vycl9wYSwgY3Vycl9w YSA9PSBlbmRfcGEsIDEsIDIwKSkKPiArICAgICAgICAgICAgICAgZGV2X2VycihkZXYsICJHQ0Ug dGhyZWFkIGNhbm5vdCBydW4gdG8gZW5kLlxuIik7Cj4gK30KPiArCj4gIHN0YXRpYyB2b2lkIGNt ZHFfdGFza19leGVjX2RvbmUoc3RydWN0IGNtZHFfdGFzayAqdGFzaywgZW51bSBjbWRxX2NiX3N0 YXR1cyBzdGEpCj4gIHsKPiAgICAgICAgIHN0cnVjdCBjbWRxX3Rhc2tfY2IgKmNiID0gJnRhc2st PnBrdC0+YXN5bmNfY2I7Cj4gQEAgLTM3MSwxNSArNDEwLDM3IEBAIHN0YXRpYyBpbnQgY21kcV9t Ym94X3NlbmRfZGF0YShzdHJ1Y3QgbWJveF9jaGFuICpjaGFuLCB2b2lkICpkYXRhKQo+ICAgICAg ICAgICAgICAgICAgICAgICAgIGNtZHEtPnNoaWZ0X3BhOwo+ICAgICAgICAgICAgICAgICBlbmRf cGEgPSByZWFkbCh0aHJlYWQtPmJhc2UgKyBDTURRX1RIUl9FTkRfQUREUikgPDwKPiAgICAgICAg ICAgICAgICAgICAgICAgICBjbWRxLT5zaGlmdF9wYTsKPiAtICAgICAgICAgICAgICAgLyogY2hl Y2sgYm91bmRhcnkgKi8KPiAtICAgICAgICAgICAgICAgaWYgKGN1cnJfcGEgPT0gZW5kX3BhIC0g Q01EUV9JTlNUX1NJWkUgfHwKPiAtICAgICAgICAgICAgICAgICAgIGN1cnJfcGEgPT0gZW5kX3Bh KSB7Cj4gLSAgICAgICAgICAgICAgICAgICAgICAgLyogc2V0IHRvIHRoaXMgdGFzayBkaXJlY3Rs eSAqLwo+IC0gICAgICAgICAgICAgICAgICAgICAgIHdyaXRlbCh0YXNrLT5wYV9iYXNlID4+IGNt ZHEtPnNoaWZ0X3BhLAo+IC0gICAgICAgICAgICAgICAgICAgICAgICAgICAgICB0aHJlYWQtPmJh c2UgKyBDTURRX1RIUl9DVVJSX0FERFIpOwo+ICsKPiArICAgICAgICAgICAgICAgLyoKPiArICAg ICAgICAgICAgICAgICogQXRvbWljIGV4ZWN1dGlvbiBzaG91bGQgcmVtb3ZlIHRoZSBmb2xsb3dp bmcgd2ZlLCBpLmUuIG9ubHkKPiArICAgICAgICAgICAgICAgICogd2FpdCBldmVudCBhdCBmaXJz dCB0YXNrLCBhbmQgcHJldmVudCB0byBwYXVzZSB3aGVuIHJ1bm5pbmcuCj4gKyAgICAgICAgICAg ICAgICAqLwo+ICsgICAgICAgICAgICAgICBpZiAodGhyZWFkLT5hdG9taWNfZXhlYykgewo+ICsg ICAgICAgICAgICAgICAgICAgICAgIC8qIEdDRSBpcyBleGVjdXRpbmcgaWYgY29tbWFuZCBpcyBu b3QgV0ZFICovCj4gKyAgICAgICAgICAgICAgICAgICAgICAgaWYgKCFjbWRxX3RocmVhZF9pc19p bl93ZmUodGhyZWFkKSkgewo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgY21kcV90 aHJlYWRfcmVzdW1lKHRocmVhZCk7Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBj bWRxX3RocmVhZF93YWl0X2VuZCh0aHJlYWQsCj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICBlbmRfcGEgPj4gY21kcS0+c2hpZnRfcGEpOwo+ICsg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgV0FSTl9PTihjbWRxX3RocmVhZF9zdXNwZW5k KGNtZHEsIHRocmVhZCkgPCAwKTsKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIC8q IHNldCB0byB0aGlzIHRhc2sgZGlyZWN0bHkgKi8KPiArICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgIHdyaXRlbCh0YXNrLT5wYV9iYXNlID4+IGNtZHEtPnNoaWZ0X3BhLAo+ICsgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHRocmVhZC0+YmFzZSArIENNRFFfVEhSX0NV UlJfQUREUik7Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgfSBlbHNlIHsKPiArICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgIGNtZHFfdGFza19pbnNlcnRfaW50b190aHJlYWQodGFzayk7 Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBjbWRxX3Rhc2tfcmVtb3ZlX3dmZSh0 YXNrKTsKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHNtcF9tYigpOyAvKiBtb2Rp ZnkganVtcCBiZWZvcmUgZW5hYmxlIHRocmVhZCAqLwo+ICsgICAgICAgICAgICAgICAgICAgICAg IH0KPiAgICAgICAgICAgICAgICAgfSBlbHNlIHsKPiAtICAgICAgICAgICAgICAgICAgICAgICBj bWRxX3Rhc2tfaW5zZXJ0X2ludG9fdGhyZWFkKHRhc2spOwo+IC0gICAgICAgICAgICAgICAgICAg ICAgIHNtcF9tYigpOyAvKiBtb2RpZnkganVtcCBiZWZvcmUgZW5hYmxlIHRocmVhZCAqLwo+ICsg ICAgICAgICAgICAgICAgICAgICAgIC8qIGNoZWNrIGJvdW5kYXJ5ICovCj4gKyAgICAgICAgICAg ICAgICAgICAgICAgaWYgKGN1cnJfcGEgPT0gZW5kX3BhIC0gQ01EUV9JTlNUX1NJWkUgfHwKPiAr ICAgICAgICAgICAgICAgICAgICAgICAgICAgY3Vycl9wYSA9PSBlbmRfcGEpIHsKPiArICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgIC8qIHNldCB0byB0aGlzIHRhc2sgZGlyZWN0bHkgKi8K PiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHdyaXRlbCh0YXNrLT5wYV9iYXNlID4+ IGNtZHEtPnNoaWZ0X3BhLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg IHRocmVhZC0+YmFzZSArIENNRFFfVEhSX0NVUlJfQUREUik7Cj4gKyAgICAgICAgICAgICAgICAg ICAgICAgfSBlbHNlIHsKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNtZHFfdGFz a19pbnNlcnRfaW50b190aHJlYWQodGFzayk7Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICBzbXBfbWIoKTsgLyogbW9kaWZ5IGp1bXAgYmVmb3JlIGVuYWJsZSB0aHJlYWQgKi8KPiAr ICAgICAgICAgICAgICAgICAgICAgICB9Cj4gICAgICAgICAgICAgICAgIH0KPiAgICAgICAgICAg ICAgICAgd3JpdGVsKCh0YXNrLT5wYV9iYXNlICsgcGt0LT5jbWRfYnVmX3NpemUpID4+IGNtZHEt PnNoaWZ0X3BhLAo+ICAgICAgICAgICAgICAgICAgICAgICAgdGhyZWFkLT5iYXNlICsgQ01EUV9U SFJfRU5EX0FERFIpOwo+IEBAIC01MDAsNiArNTYxLDcgQEAgc3RhdGljIHN0cnVjdCBtYm94X2No YW4gKmNtZHFfeGxhdGUoc3RydWN0IG1ib3hfY29udHJvbGxlciAqbWJveCwKPgo+ICAgICAgICAg dGhyZWFkID0gKHN0cnVjdCBjbWRxX3RocmVhZCAqKW1ib3gtPmNoYW5zW2luZF0uY29uX3ByaXY7 Cj4gICAgICAgICB0aHJlYWQtPnByaW9yaXR5ID0gc3AtPmFyZ3NbMV07Cj4gKyAgICAgICB0aHJl YWQtPmF0b21pY19leGVjID0gKHNwLT5hcmdzWzJdICE9IDApOwoKVGhpcyBkb2VzIG5vdCBtYXRj aCB0aGUgYmluZGluZyBbMV0uCldoeSBub3QganVzdCBmaXggdGhlIGJ1ZyByYXRoZXIgdGhhbiBy ZXZlcnQgdGhpcyBwYXRjaD8KClsxXSBodHRwczovL2dpdC5rZXJuZWwub3JnL3B1Yi9zY20vbGlu dXgva2VybmVsL2dpdC90b3J2YWxkcy9saW51eC5naXQvdHJlZS9Eb2N1bWVudGF0aW9uL2Rldmlj ZXRyZWUvYmluZGluZ3MvbWFpbGJveC9tdGstZ2NlLnR4dD9oPXY1LjEyLXJjMgoKUmVnYXJkcywK Q2h1bi1LdWFuZy4KCj4gICAgICAgICB0aHJlYWQtPmNoYW4gPSAmbWJveC0+Y2hhbnNbaW5kXTsK Pgo+ICAgICAgICAgcmV0dXJuICZtYm94LT5jaGFuc1tpbmRdOwo+IC0tCj4gMS44LjEuMS5kaXJ0 eQo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gTGlu dXgtbWVkaWF0ZWsgbWFpbGluZyBsaXN0Cj4gTGludXgtbWVkaWF0ZWtAbGlzdHMuaW5mcmFkZWFk Lm9yZwo+IGh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt bWVkaWF0ZWsKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CkxpbnV4LW1lZGlhdGVrIG1haWxpbmcgbGlzdApMaW51eC1tZWRpYXRla0BsaXN0cy5pbmZyYWRl YWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt bWVkaWF0ZWsK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8F901C433E0 for ; Wed, 10 Mar 2021 23:37:24 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EFCF864D8F for ; Wed, 10 Mar 2021 23:37:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EFCF864D8F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Cc:To:Subject:Message-ID:Date:From:In-Reply-To: References:MIME-Version:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0aRkN3f3gfhgvNwapoDInlnCtByknFeRiKYqliRYVz0=; b=lbOkjl7pczek4S3TYBLjnVQCm ZSUdNDjOF/9zadOtfzECMgV9aktTPFU8b2mXk24+u819A+8WlvIta/3PO1PF0aCPpgXm/UQCbUvK2 1rwOybMiEm8UKzRYiThGAm4Knd8kI1/TjkiIOji08yQBT5fSypZyz9AuYOB5eHguAoO3vpYC7/pTm t7sJgxztDvK8m/1AF4QXNIAmq3wKe7869+e4In5L3h/bxJGN2nccY66hx1bwVcrXwB8+fgsFegIbs UJQeC27bAeJAVG5Cl6olFxki+MGj6PG2QseauxLPlDK/KIRXRPcVrB2FwJkQTuJdu1WchlMzKlItv csjGrI8WQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lK8Mz-0080LJ-4T; Wed, 10 Mar 2021 23:36:01 +0000 Received: from mail.kernel.org ([198.145.29.99]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lK8Mu-0080KU-0v; Wed, 10 Mar 2021 23:35:58 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id C78B964FCA; Wed, 10 Mar 2021 23:35:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615419353; bh=DwM3rH6AjLTUq5Tg8FAIDbBoM73Bq7C9XBbJ6XvjWxY=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=VKTPqsrdQZkUZDkpfwG/MgplUaGFVZWU5F8VZ7tCN+Ao0RwDcICDLJ08VMYPCPh2S 1F4rqDEKHddeSg0wPkp9xEkY0zozeb+4rjwhCtZP6ValSwdbHxcAsxKyxhom3k4Oxs a6bfOHa1kQs/ogWq/th5I8HDpnP8mheO8gFSxAN1RgMzRFXn4sScH5JFDvGJUovb1m j8qrU+E1j6dJ/31TFL00Nd4yKj40QjzRSsb2l4eEhD0fl/kvwELAJrzA4US2F0oTUb 187k+XNLNTWQ/ezrA9skfyIQ4S9XaMrjMr90SwmjdFtTcTkxgxXH0BSqtKuWdQMdmA v3V6cOvI803vg== Received: by mail-ej1-f41.google.com with SMTP id dx17so42345491ejb.2; Wed, 10 Mar 2021 15:35:52 -0800 (PST) X-Gm-Message-State: AOAM5327t9N8vuTkmYkrwoBsAwqPWxuhxdtLXoLEfGJPTvAh11hLydf/ YOwUKZmlzlvGG2UpTk6K2fxAW2+Tces2OUtQuA== X-Google-Smtp-Source: ABdhPJyyDif+L5a43V6gNiRG6kb8yDCVOo0IMCgDsfizW5sw67eRKFFjTESXqKCVEuUZv3BQIsOsOjm/MSiwvulHBg4= X-Received: by 2002:a17:906:3750:: with SMTP id e16mr321756ejc.75.1615419351300; Wed, 10 Mar 2021 15:35:51 -0800 (PST) MIME-Version: 1.0 References: <1615373812-16204-1-git-send-email-yongqiang.niu@mediatek.com> <1615373812-16204-3-git-send-email-yongqiang.niu@mediatek.com> In-Reply-To: <1615373812-16204-3-git-send-email-yongqiang.niu@mediatek.com> From: Chun-Kuang Hu Date: Thu, 11 Mar 2021 07:35:39 +0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [RESEND PATCH v1 2/2] Revert "mailbox: mediatek: remove implementation related to atomic_exec" To: Yongqiang Niu Cc: Rob Herring , Matthias Brugger , CK Hu , Jassi Brar , Bibby Hsieh , Dennis YC Hsieh , DTML , Linux ARM , "moderated list:ARM/Mediatek SoC support" , linux-kernel , Project_Global_Chrome_Upstream_Group@mediatek.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210310_233556_370241_9BD822C1 X-CRM114-Status: GOOD ( 26.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGksIFlvbmdxaWFuZzoKCllvbmdxaWFuZyBOaXUgPHlvbmdxaWFuZy5uaXVAbWVkaWF0ZWsuY29t PiDmlrwgMjAyMeW5tDPmnIgxMOaXpSDpgLHkuIkg5LiL5Y2INjo1OOWvq+mBk++8mgo+Cj4gVGhp cyByZXZlcnRzIGNvbW1pdCBjOWVhNTY0ZjNkOWRkMjBkODhiZDM0ZjQwYTZmZjZkMzFhMGQ3ZThj Lgo+Cj4gU2lnbmVkLW9mZi1ieTogWW9uZ3FpYW5nIE5pdSA8eW9uZ3FpYW5nLm5pdUBtZWRpYXRl ay5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvbWFpbGJveC9tdGstY21kcS1tYWlsYm94LmMgfCA4MCAr KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKystLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwg NzEgaW5zZXJ0aW9ucygrKSwgOSBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L21haWxib3gvbXRrLWNtZHEtbWFpbGJveC5jIGIvZHJpdmVycy9tYWlsYm94L210ay1jbWRxLW1h aWxib3guYwo+IGluZGV4IDU2NjViNmUuLmUwZDlhODYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9t YWlsYm94L210ay1jbWRxLW1haWxib3guYwo+ICsrKyBiL2RyaXZlcnMvbWFpbGJveC9tdGstY21k cS1tYWlsYm94LmMKPiBAQCAtNTYsNiArNTYsNyBAQCBzdHJ1Y3QgY21kcV90aHJlYWQgewo+ICAg ICAgICAgdm9pZCBfX2lvbWVtICAgICAgICAgICAgKmJhc2U7Cj4gICAgICAgICBzdHJ1Y3QgbGlz dF9oZWFkICAgICAgICB0YXNrX2J1c3lfbGlzdDsKPiAgICAgICAgIHUzMiAgICAgICAgICAgICAg ICAgICAgIHByaW9yaXR5Owo+ICsgICAgICAgYm9vbCAgICAgICAgICAgICAgICAgICAgYXRvbWlj X2V4ZWM7Cj4gIH07Cj4KPiAgc3RydWN0IGNtZHFfdGFzayB7Cj4gQEAgLTE2OCwxOCArMTY5LDU2 IEBAIHN0YXRpYyB2b2lkIGNtZHFfdGFza19pbnNlcnRfaW50b190aHJlYWQoc3RydWN0IGNtZHFf dGFzayAqdGFzaykKPiAgICAgICAgIGRtYV9zeW5jX3NpbmdsZV9mb3JfY3B1KGRldiwgcHJldl90 YXNrLT5wYV9iYXNlLAo+ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgcHJldl90YXNr LT5wa3QtPmNtZF9idWZfc2l6ZSwgRE1BX1RPX0RFVklDRSk7Cj4gICAgICAgICBwcmV2X3Rhc2tf YmFzZVtDTURRX05VTV9DTUQocHJldl90YXNrLT5wa3QpIC0gMV0gPQo+IC0gICAgICAgICAgICAg ICAodTY0KUNNRFFfSlVNUF9CWV9QQSA8PCAzMiB8IHRhc2stPnBhX2Jhc2U7Cj4gKyAgICAgICAg ICAgICAgICh1NjQpQ01EUV9KVU1QX0JZX1BBIDw8IDMyIHwKPiArICAgICAgICAgICAgICAgKHRh c2stPnBhX2Jhc2UgPj4gdGFzay0+Y21kcS0+c2hpZnRfcGEpOwo+ICAgICAgICAgZG1hX3N5bmNf c2luZ2xlX2Zvcl9kZXZpY2UoZGV2LCBwcmV2X3Rhc2stPnBhX2Jhc2UsCj4gICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICBwcmV2X3Rhc2stPnBrdC0+Y21kX2J1Zl9zaXplLCBETUFf VE9fREVWSUNFKTsKPgo+ICAgICAgICAgY21kcV90aHJlYWRfaW52YWxpZGF0ZV9mZXRjaGVkX2Rh dGEodGhyZWFkKTsKPiAgfQo+Cj4gK3N0YXRpYyBib29sIGNtZHFfY29tbWFuZF9pc193ZmUodTY0 IGNtZCkKPiArewo+ICsgICAgICAgdTY0IHdmZV9vcHRpb24gPSBDTURRX1dGRV9VUERBVEUgfCBD TURRX1dGRV9XQUlUIHwgQ01EUV9XRkVfV0FJVF9WQUxVRTsKPiArICAgICAgIHU2NCB3ZmVfb3Ag PSAodTY0KShDTURRX0NPREVfV0ZFIDw8IENNRFFfT1BfQ09ERV9TSElGVCkgPDwgMzI7Cj4gKyAg ICAgICB1NjQgd2ZlX21hc2sgPSAodTY0KUNNRFFfT1BfQ09ERV9NQVNLIDw8IDMyIHwgMHhmZmZm ZmZmZjsKPiArCj4gKyAgICAgICByZXR1cm4gKChjbWQgJiB3ZmVfbWFzaykgPT0gKHdmZV9vcCB8 IHdmZV9vcHRpb24pKTsKPiArfQo+ICsKPiArLyogd2UgYXNzdW1lIHRhc2tzIGluIHRoZSBzYW1l IGRpc3BsYXkgR0NFIHRocmVhZCBhcmUgd2FpdGluZyB0aGUgc2FtZSBldmVudC4gKi8KPiArc3Rh dGljIHZvaWQgY21kcV90YXNrX3JlbW92ZV93ZmUoc3RydWN0IGNtZHFfdGFzayAqdGFzaykKPiAr ewo+ICsgICAgICAgc3RydWN0IGRldmljZSAqZGV2ID0gdGFzay0+Y21kcS0+bWJveC5kZXY7Cj4g KyAgICAgICB1NjQgKmJhc2UgPSB0YXNrLT5wa3QtPnZhX2Jhc2U7Cj4gKyAgICAgICBpbnQgaTsK PiArCj4gKyAgICAgICBkbWFfc3luY19zaW5nbGVfZm9yX2NwdShkZXYsIHRhc2stPnBhX2Jhc2Us IHRhc2stPnBrdC0+Y21kX2J1Zl9zaXplLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgRE1BX1RPX0RFVklDRSk7Cj4gKyAgICAgICBmb3IgKGkgPSAwOyBpIDwgQ01EUV9OVU1fQ01E KHRhc2stPnBrdCk7IGkrKykKPiArICAgICAgICAgICAgICAgaWYgKGNtZHFfY29tbWFuZF9pc193 ZmUoYmFzZVtpXSkpCj4gKyAgICAgICAgICAgICAgICAgICAgICAgYmFzZVtpXSA9ICh1NjQpQ01E UV9KVU1QX0JZX09GRlNFVCA8PCAzMiB8Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgIChDTURRX0pVTVBfUEFTUyA+PiB0YXNrLT5jbWRxLT5zaGlmdF9wYSk7Cj4gKyAgICAgICBk bWFfc3luY19zaW5nbGVfZm9yX2RldmljZShkZXYsIHRhc2stPnBhX2Jhc2UsIHRhc2stPnBrdC0+ Y21kX2J1Zl9zaXplLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgRE1BX1RP X0RFVklDRSk7Cj4gK30KPiArCj4gIHN0YXRpYyBib29sIGNtZHFfdGhyZWFkX2lzX2luX3dmZShz dHJ1Y3QgY21kcV90aHJlYWQgKnRocmVhZCkKPiAgewo+ICAgICAgICAgcmV0dXJuIHJlYWRsKHRo cmVhZC0+YmFzZSArIENNRFFfVEhSX1dBSVRfVE9LRU4pICYgQ01EUV9USFJfSVNfV0FJVElORzsK PiAgfQo+Cj4gK3N0YXRpYyB2b2lkIGNtZHFfdGhyZWFkX3dhaXRfZW5kKHN0cnVjdCBjbWRxX3Ro cmVhZCAqdGhyZWFkLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHVuc2lnbmVk IGxvbmcgZW5kX3BhKQo+ICt7Cj4gKyAgICAgICBzdHJ1Y3QgZGV2aWNlICpkZXYgPSB0aHJlYWQt PmNoYW4tPm1ib3gtPmRldjsKPiArICAgICAgIHVuc2lnbmVkIGxvbmcgY3Vycl9wYTsKPiArCj4g KyAgICAgICBpZiAocmVhZGxfcG9sbF90aW1lb3V0X2F0b21pYyh0aHJlYWQtPmJhc2UgKyBDTURR X1RIUl9DVVJSX0FERFIsCj4gKyAgICAgICAgICAgICAgICAgICAgICAgY3Vycl9wYSwgY3Vycl9w YSA9PSBlbmRfcGEsIDEsIDIwKSkKPiArICAgICAgICAgICAgICAgZGV2X2VycihkZXYsICJHQ0Ug dGhyZWFkIGNhbm5vdCBydW4gdG8gZW5kLlxuIik7Cj4gK30KPiArCj4gIHN0YXRpYyB2b2lkIGNt ZHFfdGFza19leGVjX2RvbmUoc3RydWN0IGNtZHFfdGFzayAqdGFzaywgZW51bSBjbWRxX2NiX3N0 YXR1cyBzdGEpCj4gIHsKPiAgICAgICAgIHN0cnVjdCBjbWRxX3Rhc2tfY2IgKmNiID0gJnRhc2st PnBrdC0+YXN5bmNfY2I7Cj4gQEAgLTM3MSwxNSArNDEwLDM3IEBAIHN0YXRpYyBpbnQgY21kcV9t Ym94X3NlbmRfZGF0YShzdHJ1Y3QgbWJveF9jaGFuICpjaGFuLCB2b2lkICpkYXRhKQo+ICAgICAg ICAgICAgICAgICAgICAgICAgIGNtZHEtPnNoaWZ0X3BhOwo+ICAgICAgICAgICAgICAgICBlbmRf cGEgPSByZWFkbCh0aHJlYWQtPmJhc2UgKyBDTURRX1RIUl9FTkRfQUREUikgPDwKPiAgICAgICAg ICAgICAgICAgICAgICAgICBjbWRxLT5zaGlmdF9wYTsKPiAtICAgICAgICAgICAgICAgLyogY2hl Y2sgYm91bmRhcnkgKi8KPiAtICAgICAgICAgICAgICAgaWYgKGN1cnJfcGEgPT0gZW5kX3BhIC0g Q01EUV9JTlNUX1NJWkUgfHwKPiAtICAgICAgICAgICAgICAgICAgIGN1cnJfcGEgPT0gZW5kX3Bh KSB7Cj4gLSAgICAgICAgICAgICAgICAgICAgICAgLyogc2V0IHRvIHRoaXMgdGFzayBkaXJlY3Rs eSAqLwo+IC0gICAgICAgICAgICAgICAgICAgICAgIHdyaXRlbCh0YXNrLT5wYV9iYXNlID4+IGNt ZHEtPnNoaWZ0X3BhLAo+IC0gICAgICAgICAgICAgICAgICAgICAgICAgICAgICB0aHJlYWQtPmJh c2UgKyBDTURRX1RIUl9DVVJSX0FERFIpOwo+ICsKPiArICAgICAgICAgICAgICAgLyoKPiArICAg ICAgICAgICAgICAgICogQXRvbWljIGV4ZWN1dGlvbiBzaG91bGQgcmVtb3ZlIHRoZSBmb2xsb3dp bmcgd2ZlLCBpLmUuIG9ubHkKPiArICAgICAgICAgICAgICAgICogd2FpdCBldmVudCBhdCBmaXJz dCB0YXNrLCBhbmQgcHJldmVudCB0byBwYXVzZSB3aGVuIHJ1bm5pbmcuCj4gKyAgICAgICAgICAg ICAgICAqLwo+ICsgICAgICAgICAgICAgICBpZiAodGhyZWFkLT5hdG9taWNfZXhlYykgewo+ICsg ICAgICAgICAgICAgICAgICAgICAgIC8qIEdDRSBpcyBleGVjdXRpbmcgaWYgY29tbWFuZCBpcyBu b3QgV0ZFICovCj4gKyAgICAgICAgICAgICAgICAgICAgICAgaWYgKCFjbWRxX3RocmVhZF9pc19p bl93ZmUodGhyZWFkKSkgewo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgY21kcV90 aHJlYWRfcmVzdW1lKHRocmVhZCk7Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBj bWRxX3RocmVhZF93YWl0X2VuZCh0aHJlYWQsCj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICBlbmRfcGEgPj4gY21kcS0+c2hpZnRfcGEpOwo+ICsg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgV0FSTl9PTihjbWRxX3RocmVhZF9zdXNwZW5k KGNtZHEsIHRocmVhZCkgPCAwKTsKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIC8q IHNldCB0byB0aGlzIHRhc2sgZGlyZWN0bHkgKi8KPiArICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgIHdyaXRlbCh0YXNrLT5wYV9iYXNlID4+IGNtZHEtPnNoaWZ0X3BhLAo+ICsgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHRocmVhZC0+YmFzZSArIENNRFFfVEhSX0NV UlJfQUREUik7Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgfSBlbHNlIHsKPiArICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgIGNtZHFfdGFza19pbnNlcnRfaW50b190aHJlYWQodGFzayk7 Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBjbWRxX3Rhc2tfcmVtb3ZlX3dmZSh0 YXNrKTsKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHNtcF9tYigpOyAvKiBtb2Rp ZnkganVtcCBiZWZvcmUgZW5hYmxlIHRocmVhZCAqLwo+ICsgICAgICAgICAgICAgICAgICAgICAg IH0KPiAgICAgICAgICAgICAgICAgfSBlbHNlIHsKPiAtICAgICAgICAgICAgICAgICAgICAgICBj bWRxX3Rhc2tfaW5zZXJ0X2ludG9fdGhyZWFkKHRhc2spOwo+IC0gICAgICAgICAgICAgICAgICAg ICAgIHNtcF9tYigpOyAvKiBtb2RpZnkganVtcCBiZWZvcmUgZW5hYmxlIHRocmVhZCAqLwo+ICsg ICAgICAgICAgICAgICAgICAgICAgIC8qIGNoZWNrIGJvdW5kYXJ5ICovCj4gKyAgICAgICAgICAg ICAgICAgICAgICAgaWYgKGN1cnJfcGEgPT0gZW5kX3BhIC0gQ01EUV9JTlNUX1NJWkUgfHwKPiAr ICAgICAgICAgICAgICAgICAgICAgICAgICAgY3Vycl9wYSA9PSBlbmRfcGEpIHsKPiArICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgIC8qIHNldCB0byB0aGlzIHRhc2sgZGlyZWN0bHkgKi8K PiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHdyaXRlbCh0YXNrLT5wYV9iYXNlID4+ IGNtZHEtPnNoaWZ0X3BhLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg IHRocmVhZC0+YmFzZSArIENNRFFfVEhSX0NVUlJfQUREUik7Cj4gKyAgICAgICAgICAgICAgICAg ICAgICAgfSBlbHNlIHsKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNtZHFfdGFz a19pbnNlcnRfaW50b190aHJlYWQodGFzayk7Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICBzbXBfbWIoKTsgLyogbW9kaWZ5IGp1bXAgYmVmb3JlIGVuYWJsZSB0aHJlYWQgKi8KPiAr ICAgICAgICAgICAgICAgICAgICAgICB9Cj4gICAgICAgICAgICAgICAgIH0KPiAgICAgICAgICAg ICAgICAgd3JpdGVsKCh0YXNrLT5wYV9iYXNlICsgcGt0LT5jbWRfYnVmX3NpemUpID4+IGNtZHEt PnNoaWZ0X3BhLAo+ICAgICAgICAgICAgICAgICAgICAgICAgdGhyZWFkLT5iYXNlICsgQ01EUV9U SFJfRU5EX0FERFIpOwo+IEBAIC01MDAsNiArNTYxLDcgQEAgc3RhdGljIHN0cnVjdCBtYm94X2No YW4gKmNtZHFfeGxhdGUoc3RydWN0IG1ib3hfY29udHJvbGxlciAqbWJveCwKPgo+ICAgICAgICAg dGhyZWFkID0gKHN0cnVjdCBjbWRxX3RocmVhZCAqKW1ib3gtPmNoYW5zW2luZF0uY29uX3ByaXY7 Cj4gICAgICAgICB0aHJlYWQtPnByaW9yaXR5ID0gc3AtPmFyZ3NbMV07Cj4gKyAgICAgICB0aHJl YWQtPmF0b21pY19leGVjID0gKHNwLT5hcmdzWzJdICE9IDApOwoKVGhpcyBkb2VzIG5vdCBtYXRj aCB0aGUgYmluZGluZyBbMV0uCldoeSBub3QganVzdCBmaXggdGhlIGJ1ZyByYXRoZXIgdGhhbiBy ZXZlcnQgdGhpcyBwYXRjaD8KClsxXSBodHRwczovL2dpdC5rZXJuZWwub3JnL3B1Yi9zY20vbGlu dXgva2VybmVsL2dpdC90b3J2YWxkcy9saW51eC5naXQvdHJlZS9Eb2N1bWVudGF0aW9uL2Rldmlj ZXRyZWUvYmluZGluZ3MvbWFpbGJveC9tdGstZ2NlLnR4dD9oPXY1LjEyLXJjMgoKUmVnYXJkcywK Q2h1bi1LdWFuZy4KCj4gICAgICAgICB0aHJlYWQtPmNoYW4gPSAmbWJveC0+Y2hhbnNbaW5kXTsK Pgo+ICAgICAgICAgcmV0dXJuICZtYm94LT5jaGFuc1tpbmRdOwo+IC0tCj4gMS44LjEuMS5kaXJ0 eQo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gTGlu dXgtbWVkaWF0ZWsgbWFpbGluZyBsaXN0Cj4gTGludXgtbWVkaWF0ZWtAbGlzdHMuaW5mcmFkZWFk Lm9yZwo+IGh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt bWVkaWF0ZWsKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5m cmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xp bnV4LWFybS1rZXJuZWwK