From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx48PNPkCnVyHn7mHcZnll+anX5QdS2xQtwAMzJf47RyhIghctIxrHtuX2FAu6ccIXk9+wfvU ARC-Seal: i=1; a=rsa-sha256; t=1523399292; cv=none; d=google.com; s=arc-20160816; b=ObFLQHkLM/FmRvWGg2eXEa4aixJxJT1Q+ZLt1AKKrZV/HjH+siBET+tSSpUEXeh7o2 TVTpBg68GwflUn/c+r0sIsJ3C5VSJTcWGO/sHiINhkFtr6hpcL2lutS1JB293cbVyUAp B3pXAZYuYL7+4lIVtZYm+rfQ9jzt/2a3126Gl3j3R8HC5a/7UIshPs4pSp8lgDVPjuxw Wv1G7I/tXS4rZEpSL1H2Y5LRYy6j7M9HJVZqwW+E1h2vN1sfabVyVNGTqB92ME+33nBF 6mstD4S82lPwCje8L3EYte5lAQ+EMF+fuQRozKL6xK6/pmvq2To9C3LU30mN92NePI0L dnrg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=wNSvMDusv8VVTXWdnu1GBO8Wjb9pjUGpRPffoFcNK74=; b=ivEsLYJoupxcWKCpissQOyvFmrrClkP/XyiiLotCm1U4gtfVpLJODx7yriAxusi70P BYht3iJmDf8anK7Lg/7/1ie1nKFC3U7v0YBNKvXe8eKGg1I9KVNgA4X/kDIAZjizLbII ZpyLx3lw38bEXCRvDT+T5eIqMGCHbyXqy7jxNYFfOVb5Kk7X6meSDGMK3aDcgPzap4dP u4SzDRjth9UuGHWKAmfCSy12bxvERfAILaDwj2JbW8vrg7zN6f/kkzyP8ptEYAZYke1G 6/EQQpgCwN79HVp/J2IwTITlwmwc3Ua8c9XiNtBuHjjZl9ythQ4zp+6DqP1nFvduIexL AumQ== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Pardha Saradhi K , Sanyog Kale , Guneshwor Singh , Vinod Koul , Mark Brown , Sasha Levin Subject: [PATCH 4.15 034/168] ASoC: Intel: Skylake: Disable clock gating during firmware and library download Date: Wed, 11 Apr 2018 00:22:56 +0200 Message-Id: <20180410212801.648223132@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180410212800.144079021@linuxfoundation.org> References: <20180410212800.144079021@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1597399936619580458?= X-GMAIL-MSGID: =?utf-8?q?1597399936619580458?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Pardha Saradhi K [ Upstream commit d5cc0a1fcbb5ddbef9fdd4c4a978da3254ddbf37 ] During firmware and library download, sometimes it is observed that firmware and library download is timed-out resulting into probe failure. This patch disables dynamic clock gating while firmware and library download. Signed-off-by: Pardha Saradhi K Signed-off-by: Sanyog Kale Signed-off-by: Guneshwor Singh Acked-By: Vinod Koul Signed-off-by: Mark Brown Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- sound/soc/intel/skylake/skl-messages.c | 4 ++++ sound/soc/intel/skylake/skl-pcm.c | 4 ++++ 2 files changed, 8 insertions(+) --- a/sound/soc/intel/skylake/skl-messages.c +++ b/sound/soc/intel/skylake/skl-messages.c @@ -404,7 +404,11 @@ int skl_resume_dsp(struct skl *skl) if (skl->skl_sst->is_first_boot == true) return 0; + /* disable dynamic clock gating during fw and lib download */ + ctx->enable_miscbdcge(ctx->dev, false); + ret = skl_dsp_wake(ctx->dsp); + ctx->enable_miscbdcge(ctx->dev, true); if (ret < 0) return ret; --- a/sound/soc/intel/skylake/skl-pcm.c +++ b/sound/soc/intel/skylake/skl-pcm.c @@ -1343,7 +1343,11 @@ static int skl_platform_soc_probe(struct return -EIO; } + /* disable dynamic clock gating during fw and lib download */ + skl->skl_sst->enable_miscbdcge(platform->dev, false); + ret = ops->init_fw(platform->dev, skl->skl_sst); + skl->skl_sst->enable_miscbdcge(platform->dev, true); if (ret < 0) { dev_err(platform->dev, "Failed to boot first fw: %d\n", ret); return ret;