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received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: SoqFsN+PefEPY3jpOMTCa7SNFxft/8n5tBtPwCVDCQHk3p7QOA2lGo2NJwjgzWJ5TNcSLvXA/szMpnLWQurvvrS6H7yQU6m6egBLpQsCcObBGwiJOyQAZtjF7cxy3m7tjNLZgs3kV2ToCaGidi7Q9BYHpBupNo1jmul96ApWxW6a7wrlkFtUUc6rIGlPUUuR++AthXkd8TA5kzWAfsKC9Vllm9+zGpY/09R/pR6/Zjo+qhyJ+q0tpIJScuOXUJDFR53tm1is2SKGqonSMKF8fzcoQ27xtLsAEMjT57/1rkP1elgLWPT0zqB4UaXT78iQmyFZpk4M3rCpz6QBte1GHowc8KS7WcvcEW2tX7FYcyc1pMN0HCR3rCIaBll3ARYEWEImrr7FbeWVz8OMIdnY1AojMS2tKJHvpVxvN0p7N8c= Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: f580ef44-8e74-4f99-689d-08d695bb9a47 X-MS-Exchange-CrossTenant-originalarrivaltime: 18 Feb 2019 16:10:28.5516 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR11MB1448 X-OriginatorOrg: microchip.com Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Codrin Ciubotariu DACs and ADCs on ad193x codecs require a 32 bit slot size. We should assure that no other size is used. Signed-off-by: Codrin Ciubotariu --- sound/soc/codecs/ad193x.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/sound/soc/codecs/ad193x.c b/sound/soc/codecs/ad193x.c index 21a38cc9e3da..c16c9969d1a0 100644 --- a/sound/soc/codecs/ad193x.c +++ b/sound/soc/codecs/ad193x.c @@ -37,6 +37,13 @@ static SOC_ENUM_SINGLE_DECL(ad193x_deemp_enum, AD193X_DA= C_CTRL2, 1, =20 static const DECLARE_TLV_DB_MINMAX(adau193x_tlv, -9563, 0); =20 +static const unsigned int ad193x_sb[] =3D {32}; + +static struct snd_pcm_hw_constraint_list constr =3D { + .list =3D ad193x_sb, + .count =3D ARRAY_SIZE(ad193x_sb), +}; + static const struct snd_kcontrol_new ad193x_snd_controls[] =3D { /* DAC volume control */ SOC_DOUBLE_R_TLV("DAC1 Volume", AD193X_DAC_L1_VOL, @@ -321,7 +328,16 @@ static int ad193x_hw_params(struct snd_pcm_substream *= substream, return 0; } =20 +static int ad193x_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + return snd_pcm_hw_constraint_list(substream->runtime, 0, + SNDRV_PCM_HW_PARAM_SAMPLE_BITS, + &constr); +} + static const struct snd_soc_dai_ops ad193x_dai_ops =3D { + .startup =3D ad193x_startup, .hw_params =3D ad193x_hw_params, .digital_mute =3D ad193x_mute, .set_tdm_slot =3D ad193x_set_tdm_slot, --=20 2.17.1