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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, David Ward <david.ward@gatech.edu>,
        Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
        Mark Brown <broonie@kernel.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.11 112/329] ASoC: rt286: Make RT286_SET_GPIO_* readable and writable
Date:   Mon, 17 May 2021 16:00:23 +0200
Message-Id: <20210517140305.899040410@linuxfoundation.org>
In-Reply-To: <20210517140302.043055203@linuxfoundation.org>
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From: David Ward <david.ward@gatech.edu>

[ Upstream commit cd8499d5c03ba260e3191e90236d0e5f6b147563 ]

The GPIO configuration cannot be applied if the registers are inaccessible.
This prevented the headset mic from working on the Dell XPS 13 9343.

BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=114171
Signed-off-by: David Ward <david.ward@gatech.edu>
Link: https://lore.kernel.org/r/20210418134658.4333-5-david.ward@gatech.edu
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 sound/soc/codecs/rt286.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/soc/codecs/rt286.c b/sound/soc/codecs/rt286.c
index 8ae2e2eaad3d..eec2dd93ecbb 100644
--- a/sound/soc/codecs/rt286.c
+++ b/sound/soc/codecs/rt286.c
@@ -171,6 +171,9 @@ static bool rt286_readable_register(struct device *dev, unsigned int reg)
 	case RT286_PROC_COEF:
 	case RT286_SET_AMP_GAIN_ADC_IN1:
 	case RT286_SET_AMP_GAIN_ADC_IN2:
+	case RT286_SET_GPIO_MASK:
+	case RT286_SET_GPIO_DIRECTION:
+	case RT286_SET_GPIO_DATA:
 	case RT286_SET_POWER(RT286_DAC_OUT1):
 	case RT286_SET_POWER(RT286_DAC_OUT2):
 	case RT286_SET_POWER(RT286_ADC_IN1):
-- 
2.30.2