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Fri, 28 Jun 2024 05:24:36 -0700 (PDT) From: Jerome Brunet To: Mark Brown , Liam Girdwood , Takashi Iwai , Jaroslav Kysela Cc: Jerome Brunet , alsa-devel@alsa-project.org, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/3] ALSA: pcm: add support for 128kHz sample rate Date: Fri, 28 Jun 2024 14:23:06 +0200 Message-ID: <20240628122429.2018059-2-jbrunet@baylibre.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240628122429.2018059-1-jbrunet@baylibre.com> References: <20240628122429.2018059-1-jbrunet@baylibre.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Bot: notify The usual sample rate possible on an SPDIF link are 32k, 44.1k, 48k, 88.2k, 96k, 172.4k and 192k. With higher bandwidth variant, such as eARC, and the introduction of 8 channels mode, the spdif frame rate may be multiplied by 4. This happens when the interface use an IEC958_SUBFRAME format. The spdif 8 channel mode rate list is: 128k, 176.4k, 192k, 352.8k, 384k, 705.4k and 768k. All are already supported by ASLA expect for the 128kHz one. Add support for it but do not insert it the SNDRV_PCM_RATE_8000_192000 macro. Doing so would silently add 128k support to a lot of HW which probably do not support it. Signed-off-by: Jerome Brunet --- include/sound/pcm.h | 13 +++++++------ sound/core/pcm_native.c | 6 +++--- 2 files changed, 10 insertions(+), 9 deletions(-) diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 3edd7a7346da..9cda92b34eda 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -116,12 +116,13 @@ struct snd_pcm_ops { #define SNDRV_PCM_RATE_64000 (1U<<8) /* 64000Hz */ #define SNDRV_PCM_RATE_88200 (1U<<9) /* 88200Hz */ #define SNDRV_PCM_RATE_96000 (1U<<10) /* 96000Hz */ -#define SNDRV_PCM_RATE_176400 (1U<<11) /* 176400Hz */ -#define SNDRV_PCM_RATE_192000 (1U<<12) /* 192000Hz */ -#define SNDRV_PCM_RATE_352800 (1U<<13) /* 352800Hz */ -#define SNDRV_PCM_RATE_384000 (1U<<14) /* 384000Hz */ -#define SNDRV_PCM_RATE_705600 (1U<<15) /* 705600Hz */ -#define SNDRV_PCM_RATE_768000 (1U<<16) /* 768000Hz */ +#define SNDRV_PCM_RATE_128000 (1U<<11) /* 128000Hz */ +#define SNDRV_PCM_RATE_176400 (1U<<12) /* 176400Hz */ +#define SNDRV_PCM_RATE_192000 (1U<<13) /* 192000Hz */ +#define SNDRV_PCM_RATE_352800 (1U<<14) /* 352800Hz */ +#define SNDRV_PCM_RATE_384000 (1U<<15) /* 384000Hz */ +#define SNDRV_PCM_RATE_705600 (1U<<16) /* 705600Hz */ +#define SNDRV_PCM_RATE_768000 (1U<<17) /* 768000Hz */ #define SNDRV_PCM_RATE_CONTINUOUS (1U<<30) /* continuous range */ #define SNDRV_PCM_RATE_KNOT (1U<<31) /* supports more non-continuous rates */ diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 521ba56392a0..87eeb9b7f54a 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -2410,13 +2410,13 @@ static int snd_pcm_hw_rule_sample_bits(struct snd_pcm_hw_params *params, return snd_interval_refine(hw_param_interval(params, rule->var), &t); 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Fri, 28 Jun 2024 05:24:38 -0700 (PDT) Received: from toaster.lan ([2a01:e0a:3c5:5fb1:78b7:4c75:7e6e:807f]) by smtp.googlemail.com with ESMTPSA id ffacd0b85a97d-3675a0cd623sm2179013f8f.16.2024.06.28.05.24.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Jun 2024 05:24:37 -0700 (PDT) From: Jerome Brunet To: Mark Brown , Liam Girdwood , Takashi Iwai , Jaroslav Kysela Cc: Jerome Brunet , alsa-devel@alsa-project.org, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/3] ALSA: IEC958 definition for consumer status channel update Date: Fri, 28 Jun 2024 14:23:07 +0200 Message-ID: <20240628122429.2018059-3-jbrunet@baylibre.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240628122429.2018059-1-jbrunet@baylibre.com> References: <20240628122429.2018059-1-jbrunet@baylibre.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Bot: notify Add 128kHz, 352.4kHz, 384kHz and 705.6kHz. These definitions have been found working on eARC using a Murideo Seven Generator. Signed-off-by: Jerome Brunet --- NOTE: This patch needs to be reviewed/acked by someone with access to the IEC958 spec, to confirm the values inserted below. include/sound/asoundef.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/include/sound/asoundef.h b/include/sound/asoundef.h index 9fdeac19dadb..09b2c3dffb30 100644 --- a/include/sound/asoundef.h +++ b/include/sound/asoundef.h @@ -110,18 +110,22 @@ #define IEC958_AES2_CON_SOURCE_UNSPEC (0<<0) /* unspecified */ #define IEC958_AES2_CON_CHANNEL (15<<4) /* mask - channel number */ #define IEC958_AES2_CON_CHANNEL_UNSPEC (0<<4) /* unspecified */ -#define IEC958_AES3_CON_FS (15<<0) /* mask - sample frequency */ +#define IEC958_AES3_CON_FS ((1<<7) | (15<<0)) /* mask - sample frequency */ #define IEC958_AES3_CON_FS_44100 (0<<0) /* 44.1kHz */ #define IEC958_AES3_CON_FS_NOTID (1<<0) /* non indicated */ #define IEC958_AES3_CON_FS_48000 (2<<0) /* 48kHz */ #define IEC958_AES3_CON_FS_32000 (3<<0) /* 32kHz */ #define IEC958_AES3_CON_FS_22050 (4<<0) /* 22.05kHz */ +#define IEC958_AES3_CON_FS_384000 (5<<0) /* 384kHz */ #define IEC958_AES3_CON_FS_24000 (6<<0) /* 24kHz */ #define IEC958_AES3_CON_FS_88200 (8<<0) /* 88.2kHz */ #define IEC958_AES3_CON_FS_768000 (9<<0) /* 768kHz */ #define IEC958_AES3_CON_FS_96000 (10<<0) /* 96kHz */ #define IEC958_AES3_CON_FS_176400 (12<<0) /* 176.4kHz */ +#define IEC958_AES3_CON_FS_352400 (13<<0) /* 352.4kHz */ #define IEC958_AES3_CON_FS_192000 (14<<0) /* 192kHz */ +#define IEC958_AES3_CON_FS_128000 ((1<<7) | (11<<0)) /* 128kHz */ +#define IEC958_AES3_CON_FS_705600 ((1<<7) | (13<<0)) /* 705.6kHz */ #define IEC958_AES3_CON_CLOCK (3<<4) /* mask - clock accuracy */ #define IEC958_AES3_CON_CLOCK_1000PPM (0<<4) /* 1000 ppm */ #define IEC958_AES3_CON_CLOCK_50PPM (1<<4) /* 50 ppm */ From patchwork Fri Jun 28 12:23:08 2024 Content-Type: text/plain; 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Fri, 28 Jun 2024 05:24:38 -0700 (PDT) From: Jerome Brunet To: Mark Brown , Liam Girdwood , Takashi Iwai , Jaroslav Kysela Cc: Jerome Brunet , alsa-devel@alsa-project.org, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] ASoC: spdif: extend supported rates to 768kHz Date: Fri, 28 Jun 2024 14:23:08 +0200 Message-ID: <20240628122429.2018059-4-jbrunet@baylibre.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240628122429.2018059-1-jbrunet@baylibre.com> References: <20240628122429.2018059-1-jbrunet@baylibre.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Bot: notify IEC958-3 defines sampling rate up to 768 kHz. Such rates maybe used with high bandwidth IEC958 links, such as eARC. Signed-off-by: Jerome Brunet Acked-by: Mark Brown --- sound/soc/codecs/spdif_receiver.c | 3 ++- sound/soc/codecs/spdif_transmitter.c | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/spdif_receiver.c b/sound/soc/codecs/spdif_receiver.c index 862e0b654a1c..310123d2bb5f 100644 --- a/sound/soc/codecs/spdif_receiver.c +++ b/sound/soc/codecs/spdif_receiver.c @@ -28,7 +28,8 @@ static const struct snd_soc_dapm_route dir_routes[] = { { "Capture", NULL, "spdif-in" }, }; -#define STUB_RATES SNDRV_PCM_RATE_8000_192000 +#define STUB_RATES (SNDRV_PCM_RATE_8000_768000 | \ + SNDRV_PCM_RATE_128000) #define STUB_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | \ diff --git a/sound/soc/codecs/spdif_transmitter.c b/sound/soc/codecs/spdif_transmitter.c index 736518921555..db51a46e689d 100644 --- a/sound/soc/codecs/spdif_transmitter.c +++ b/sound/soc/codecs/spdif_transmitter.c @@ -21,7 +21,8 @@ #define DRV_NAME "spdif-dit" -#define STUB_RATES SNDRV_PCM_RATE_8000_192000 +#define STUB_RATES (SNDRV_PCM_RATE_8000_768000 | \ + SNDRV_PCM_RATE_128000) #define STUB_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | \