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[94.197.1.68]) by smtp.gmail.com with ESMTPSA id m13-20020a05600c4f4d00b003c7087f6c9asm3590947wmq.32.2022.10.22.12.13.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 22 Oct 2022 12:13:28 -0700 (PDT) From: Aidan MacDonald To: paul@crapouillou.net, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com Subject: [PATCH v5 6/9] ASoC: jz4740-i2s: Support S20_LE and S24_LE sample formats Date: Sat, 22 Oct 2022 20:13:05 +0100 Message-Id: <20221022191308.82348-7-aidanmacdonald.0x0@gmail.com> In-Reply-To: <20221022191308.82348-1-aidanmacdonald.0x0@gmail.com> References: <20221022191308.82348-1-aidanmacdonald.0x0@gmail.com> MIME-Version: 1.0 Cc: linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, zhouyu@wanyeetech.com, linux-mips@vger.kernel.org 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" The audio controller on JZ47xx SoCs can transfer 20- and 24-bit samples in the FIFO, so allow those formats to be used with the I2S driver. Although the FIFO doesn't care about the in-memory sample format, we only support 4-byte format variants because the DMA controller on these SoCs cannot transfer in 3-byte multiples. Reviewed-by: Paul Cercueil Signed-off-by: Aidan MacDonald --- sound/soc/jz4740/jz4740-i2s.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c index c3235e993ffb..fd35a8a51f60 100644 --- a/sound/soc/jz4740/jz4740-i2s.c +++ b/sound/soc/jz4740/jz4740-i2s.c @@ -237,9 +237,15 @@ static int jz4740_i2s_hw_params(struct snd_pcm_substream *substream, case SNDRV_PCM_FORMAT_S8: sample_size = 0; break; - case SNDRV_PCM_FORMAT_S16: + case SNDRV_PCM_FORMAT_S16_LE: sample_size = 1; break; + case SNDRV_PCM_FORMAT_S20_LE: + sample_size = 3; + break; + case SNDRV_PCM_FORMAT_S24_LE: + sample_size = 4; + break; default: return -EINVAL; } @@ -374,7 +380,9 @@ static const struct snd_soc_dai_ops jz4740_i2s_dai_ops = { }; #define JZ4740_I2S_FMTS (SNDRV_PCM_FMTBIT_S8 | \ - SNDRV_PCM_FMTBIT_S16_LE) + SNDRV_PCM_FMTBIT_S16_LE | \ + SNDRV_PCM_FMTBIT_S20_LE | \ + SNDRV_PCM_FMTBIT_S24_LE) static struct snd_soc_dai_driver jz4740_i2s_dai = { .probe = jz4740_i2s_dai_probe,