From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 77E15482CB; Mon, 11 Dec 2023 14:03:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="T+prlJvu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 35BD6C433CB; Mon, 11 Dec 2023 14:03:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1702303384; bh=dEY8wU95Ku6BSlduKrl38VC4QUFM33kswIUE/xsPrwI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=T+prlJvulJL2yC+d+CbNGdY3BP/q77AWAZ15TTnplvceryPY0FzADCC0nfFu6x5T4 l8nTAOR8KH3u0icQGsa/qtXWnI1SM97OxsUJqD15fbSpYMz/xQjBSn8L3cwI3nkRhe Wk7qeWKpDmDbfqqXqEz7ib8iaP8Kc/iUiLBVuWuWjizASUVFGdaZEkRTwrqeampR86 eY/VFfzfVFrjj3MKdPWrg0xT+po1clfT0t97/E2nQjz/HRYLqz8NmS/W2vmwXoe2Rm 8idIdOR2irZMDy8ujf3BPC3FsX7RFkealKWUBYG30qMaS0RPK6h7MdfTphuK8B2VL8 vF+ertrazIDMw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Shuming Fan , Mark Brown , Sasha Levin , oder_chiou@realtek.com, lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com, linux-sound@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 4/7] ASoC: rt5650: add mutex to avoid the jack detection failure Date: Mon, 11 Dec 2023 09:02:47 -0500 Message-ID: <20231211140254.392656-4-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231211140254.392656-1-sashal@kernel.org> References: <20231211140254.392656-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 4.19.301 Content-Transfer-Encoding: 8bit From: Shuming Fan [ Upstream commit cdba4301adda7c60a2064bf808e48fccd352aaa9 ] This patch adds the jd_mutex to protect the jack detection control flow. And only the headset type could check the button status. Signed-off-by: Shuming Fan Link: https://lore.kernel.org/r/20231122100123.2831753-1-shumingf@realtek.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/codecs/rt5645.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index a713e9649b56b..37ad3bee66a47 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -419,6 +419,7 @@ struct rt5645_priv { struct regulator_bulk_data supplies[ARRAY_SIZE(rt5645_supply_names)]; struct rt5645_eq_param_s *eq_param; struct timer_list btn_check_timer; + struct mutex jd_mutex; int codec_type; int sysclk; @@ -3216,6 +3217,8 @@ static int rt5645_jack_detect(struct snd_soc_component *component, int jack_inse rt5645_enable_push_button_irq(component, true); } } else { + if (rt5645->en_button_func) + rt5645_enable_push_button_irq(component, false); snd_soc_dapm_disable_pin(dapm, "Mic Det Power"); snd_soc_dapm_sync(dapm); rt5645->jack_type = SND_JACK_HEADPHONE; @@ -3296,6 +3299,8 @@ static void rt5645_jack_detect_work(struct work_struct *work) if (!rt5645->component) return; + mutex_lock(&rt5645->jd_mutex); + switch (rt5645->pdata.jd_mode) { case 0: /* Not using rt5645 JD */ if (rt5645->gpiod_hp_det) { @@ -3320,7 +3325,7 @@ static void rt5645_jack_detect_work(struct work_struct *work) if (!val && (rt5645->jack_type == 0)) { /* jack in */ report = rt5645_jack_detect(rt5645->component, 1); - } else if (!val && rt5645->jack_type != 0) { + } else if (!val && rt5645->jack_type == SND_JACK_HEADSET) { /* for push button and jack out */ btn_type = 0; if (snd_soc_component_read32(rt5645->component, RT5645_INT_IRQ_ST) & 0x4) { @@ -3376,6 +3381,8 @@ static void rt5645_jack_detect_work(struct work_struct *work) rt5645_jack_detect(rt5645->component, 0); } + mutex_unlock(&rt5645->jd_mutex); + snd_soc_jack_report(rt5645->hp_jack, report, SND_JACK_HEADPHONE); snd_soc_jack_report(rt5645->mic_jack, report, SND_JACK_MICROPHONE); if (rt5645->en_button_func) @@ -4072,6 +4079,7 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, } timer_setup(&rt5645->btn_check_timer, rt5645_btn_check_callback, 0); + mutex_init(&rt5645->jd_mutex); INIT_DELAYED_WORK(&rt5645->jack_detect_work, rt5645_jack_detect_work); INIT_DELAYED_WORK(&rt5645->rcclock_work, rt5645_rcclock_work); -- 2.42.0