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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3fb1eed0-8433-45cb-00a1-08d58db1c62a X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Mar 2018 15:55:01.4060 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB0807 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 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 --- sound/soc/intel/skylake/skl-messages.c | 4 ++++ sound/soc/intel/skylake/skl-pcm.c | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/sound/soc/intel/skylake/skl-messages.c b/sound/soc/intel/skyla= ke/skl-messages.c index 89f70133c8e4..b74a6040cd96 100644 --- 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 =3D=3D true) return 0; =20 + /* disable dynamic clock gating during fw and lib download */ + ctx->enable_miscbdcge(ctx->dev, false); + ret =3D skl_dsp_wake(ctx->dsp); + ctx->enable_miscbdcge(ctx->dev, true); if (ret < 0) return ret; =20 diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/sk= l-pcm.c index 2b1e513b1680..7fe1e8f273a0 100644 --- a/sound/soc/intel/skylake/skl-pcm.c +++ b/sound/soc/intel/skylake/skl-pcm.c @@ -1332,7 +1332,11 @@ static int skl_platform_soc_probe(struct snd_soc_pla= tform *platform) return -EIO; } =20 + /* disable dynamic clock gating during fw and lib download */ + skl->skl_sst->enable_miscbdcge(platform->dev, false); + ret =3D 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; --=20 2.14.1