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[177.4.161.87]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2e53d9b056fsm36088988eec.29.2026.04.23.06.11.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Apr 2026 06:11:41 -0700 (PDT) From: =?utf-8?q?C=C3=A1ssio_Gabriel?= Date: Thu, 23 Apr 2026 10:11:31 -0300 Subject: [PATCH] ALSA: hda: cs35l56: Propagate ASP TX source control errors Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20260423-alsa-cs35l56-asp-tx-source-errors-v1-1-17ea7c62ec31@gmail.com> X-B4-Tracking: v=1; b=H4sIAAAAAAAC/yXNwQqDMAyA4VeRnBeIrRXZq4wduhi3DrGS6BDEd 183j9/l/3cw0SQG12oHlU+ylKeC+lIBv+L0FEx9MThyLTWOMI4Wkc2HMbQYbcZlQ8ursqCoZjX s+prYu9B5aqB0ZpUhbf/H7X7a1sdbePmF4Ti+q6CooIUAAAA= X-Change-ID: 20260420-alsa-cs35l56-asp-tx-source-errors-8d10c3258304 To: Takashi Iwai , David Rhodes , Richard Fitzgerald , Jaroslav Kysela , Mark Brown , Simon Trimmer Cc: linux-sound@vger.kernel.org, patches@opensource.cirrus.com, linux-kernel@vger.kernel.org, stable@vger.kernel.org, =?utf-8?q?C=C3=A1ssio_Gabriel?= X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2467; i=cassiogabrielcontato@gmail.com; h=from:subject:message-id; bh=ejM1Zmsj5fEcYO+eOjD7aSvSj+6S4bU9vJee6fm5kjg=; b=owGbwMvMwCV2IdZeKur/u2bG02pJDJmvpDrkPvv0JZwTMRLcw2/GlepVUtzkuf7zzdkTLbtm5 5bGTF/SUcrCIMbFICumyLI6aZHlnq4HV+vjVnjAzGFlAhnCwMUpABN5YMbI8JZjdv/ZyTb7zjca LJ+4zv/doZjXu9VfN5XJ1i5ZL57il83IsOSJFu8peQ65zYlPHOMeOi/R55/04Oedu16p8asFW9g +MwMA X-Developer-Key: i=cassiogabrielcontato@gmail.com; a=openpgp; fpr=AB62A239BC8AE0D57F5EA848D05D3F1A5AFFEE83 cs35l56_hda_mixer_get() ignores regmap_read() and cs35l56_hda_mixer_put() ignores regmap_update_bits_check(). This makes the ASP TX source controls report success when a regmap access fails. The write path returns no change instead of an error, and the read path continues after a failed read instead of aborting the control callback. Propagate the regmap errors, matching the posture and volume controls in this driver. Fixes: 73cfbfa9caea ("ALSA: hda/cs35l56: Add driver for Cirrus Logic CS35L56 amplifier") Cc: stable@vger.kernel.org Signed-off-by: Cássio Gabriel --- sound/hda/codecs/side-codecs/cs35l56_hda.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) diff --git a/sound/hda/codecs/side-codecs/cs35l56_hda.c b/sound/hda/codecs/side-codecs/cs35l56_hda.c index 1ace4beef508..dc25960a4f23 100644 --- a/sound/hda/codecs/side-codecs/cs35l56_hda.c +++ b/sound/hda/codecs/side-codecs/cs35l56_hda.c @@ -180,11 +180,15 @@ static int cs35l56_hda_mixer_get(struct snd_kcontrol *kcontrol, { struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol); unsigned int reg_val; - int i; + int i, ret; cs35l56_hda_wait_dsp_ready(cs35l56); - regmap_read(cs35l56->base.regmap, kcontrol->private_value, ®_val); + ret = regmap_read(cs35l56->base.regmap, kcontrol->private_value, + ®_val); + if (ret) + return ret; + reg_val &= CS35L56_ASP_TXn_SRC_MASK; for (i = 0; i < CS35L56_NUM_INPUT_SRC; ++i) { @@ -203,15 +207,20 @@ static int cs35l56_hda_mixer_put(struct snd_kcontrol *kcontrol, struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol); unsigned int item = ucontrol->value.enumerated.item[0]; bool changed; + int ret; if (item >= CS35L56_NUM_INPUT_SRC) return -EINVAL; cs35l56_hda_wait_dsp_ready(cs35l56); - regmap_update_bits_check(cs35l56->base.regmap, kcontrol->private_value, - CS35L56_INPUT_MASK, cs35l56_tx_input_values[item], - &changed); + ret = regmap_update_bits_check(cs35l56->base.regmap, + kcontrol->private_value, + CS35L56_INPUT_MASK, + cs35l56_tx_input_values[item], + &changed); + if (ret) + return ret; return changed; } --- base-commit: 876c495d412ef67bd4d0bdc4b74b0bd3d9f4e890 change-id: 20260420-alsa-cs35l56-asp-tx-source-errors-8d10c3258304 Best regards, -- Cássio Gabriel