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Thu, 12 Aug 2021 18:35:04 +0000 (UTC) From: Vitaly Rodionov To: Jaroslav Kysela , Takashi Iwai Subject: [PATCH 1/2] ALSA: hda/cs8409: Prevent pops and clicks during suspend Date: Thu, 12 Aug 2021 19:34:32 +0100 Message-ID: <20210812183433.6330-1-vitalyr@opensource.cirrus.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: zMKMBwW3dRiq2f0298hxpr9cRXiDEW5X X-Proofpoint-GUID: zMKMBwW3dRiq2f0298hxpr9cRXiDEW5X X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 priorityscore=1501 malwarescore=0 suspectscore=0 impostorscore=0 lowpriorityscore=0 mlxlogscore=999 clxscore=1015 phishscore=0 adultscore=0 bulkscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108120120 Cc: patches@opensource.cirrus.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Stefan Binding X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Stefan Binding Some of the register values set for type detection cause pops during suspend, ensure these are cleaned up after type detection completes, as well ensuring that these are cleared when we suspend. Signed-off-by: Stefan Binding Signed-off-by: Vitaly Rodionov --- sound/pci/hda/patch_cs8409.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/sound/pci/hda/patch_cs8409.c b/sound/pci/hda/patch_cs8409.c index 272497b6cfcb..9db16b6292f4 100644 --- a/sound/pci/hda/patch_cs8409.c +++ b/sound/pci/hda/patch_cs8409.c @@ -708,6 +708,10 @@ static int cs42l42_jack_unsol_event(struct sub_codec *cs42l42) cs42l42->mic_jack_in = 1; } } + /* Configure the HSDET mode. */ + cs8409_i2c_write(cs42l42, 0x1120, 0x80); + /* Enable the HPOUT ground clamp and configure the HP pull-down */ + cs8409_i2c_write(cs42l42, 0x1F06, 0x02); /* Re-Enable Tip Sense Interrupt */ cs8409_i2c_write(cs42l42, 0x1320, 0xF3); } else { @@ -756,6 +760,8 @@ static void cs42l42_suspend(struct sub_codec *cs42l42) unsigned int gpio_data; int reg_cdc_status = 0; const struct cs8409_i2c_param cs42l42_pwr_down_seq[] = { + { 0x1F06, 0x02 }, + { 0x1129, 0x00 }, { 0x2301, 0x3F }, { 0x2302, 0x3F }, { 0x2303, 0x3F },