From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84ACFC54EBD for ; Wed, 4 Jan 2023 16:14:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229739AbjADQN7 (ORCPT ); Wed, 4 Jan 2023 11:13:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36164 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239587AbjADQNX (ORCPT ); Wed, 4 Jan 2023 11:13:23 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7BE25BE3C for ; Wed, 4 Jan 2023 08:13:21 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id E81B7617A0 for ; Wed, 4 Jan 2023 16:13:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EB53AC433D2; Wed, 4 Jan 2023 16:13:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672848800; bh=VYl78aRYhwJC4f3QFIWGqy8iqSbIbL1MdXDREXFIA18=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=t+MgPOr1N+l5whs1bfdmXPlk1QgkxhoELLluCcVitXVI5dNEDyADgd4lXZjeFezEa km3GSnE7edxWGgTNyB/id2deLkBX3hWHi74R6EtubaexmopbWwR/Uw/tQeA5C7stpO CoPjf+yAvV+fvG/A9kA/WVeLo9a2U4o3DUaFfBSA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jaroslav Kysela , Takashi Iwai , Sasha Levin Subject: [PATCH 6.1 059/207] ALSA: usb-audio: Add new quirk FIXED_RATE for JBL Quantum810 Wireless Date: Wed, 4 Jan 2023 17:05:17 +0100 Message-Id: <20230104160513.789847894@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230104160511.905925875@linuxfoundation.org> References: <20230104160511.905925875@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jaroslav Kysela [ Upstream commit fd28941cff1cd9d8ffa59fe11eb64148e09b6ed6 ] It seems that the firmware is broken and does not accept the UAC_EP_CS_ATTR_SAMPLE_RATE URB. There is only one rate (48000Hz) available in the descriptors for the output endpoint. Create a new quirk QUIRK_FLAG_FIXED_RATE to skip the rate setup when only one rate is available (fixed). BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=216798 Signed-off-by: Jaroslav Kysela Link: https://lore.kernel.org/r/20221215153037.1163786-1-perex@perex.cz Signed-off-by: Takashi Iwai Signed-off-by: Sasha Levin --- sound/usb/card.h | 1 + sound/usb/endpoint.c | 16 ++++++++++------ sound/usb/endpoint.h | 3 ++- sound/usb/implicit.c | 6 +++++- sound/usb/implicit.h | 2 +- sound/usb/pcm.c | 36 +++++++++++++++++++++++++++++++++--- sound/usb/pcm.h | 2 ++ sound/usb/quirks.c | 2 ++ sound/usb/usbaudio.h | 4 ++++ 9 files changed, 60 insertions(+), 12 deletions(-) diff --git a/sound/usb/card.h b/sound/usb/card.h index 40061550105a..6ec95b2edf86 100644 --- a/sound/usb/card.h +++ b/sound/usb/card.h @@ -131,6 +131,7 @@ struct snd_usb_endpoint { bool lowlatency_playback; /* low-latency playback mode */ bool need_setup; /* (re-)need for hw_params? */ bool need_prepare; /* (re-)need for prepare? */ + bool fixed_rate; /* skip rate setup */ /* for hw constraints */ const struct audioformat *cur_audiofmt; diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index 4aaf0784940b..419302e2057e 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -769,7 +769,8 @@ struct snd_usb_endpoint * snd_usb_endpoint_open(struct snd_usb_audio *chip, const struct audioformat *fp, const struct snd_pcm_hw_params *params, - bool is_sync_ep) + bool is_sync_ep, + bool fixed_rate) { struct snd_usb_endpoint *ep; int ep_num = is_sync_ep ? fp->sync_ep : fp->endpoint; @@ -825,6 +826,7 @@ snd_usb_endpoint_open(struct snd_usb_audio *chip, ep->implicit_fb_sync = fp->implicit_fb; ep->need_setup = true; ep->need_prepare = true; + ep->fixed_rate = fixed_rate; usb_audio_dbg(chip, " channels=%d, rate=%d, format=%s, period_bytes=%d, periods=%d, implicit_fb=%d\n", ep->cur_channels, ep->cur_rate, @@ -1413,11 +1415,13 @@ static int init_sample_rate(struct snd_usb_audio *chip, if (clock && !clock->need_setup) return 0; - err = snd_usb_init_sample_rate(chip, ep->cur_audiofmt, rate); - if (err < 0) { - if (clock) - clock->rate = 0; /* reset rate */ - return err; + if (!ep->fixed_rate) { + err = snd_usb_init_sample_rate(chip, ep->cur_audiofmt, rate); + if (err < 0) { + if (clock) + clock->rate = 0; /* reset rate */ + return err; + } } if (clock) diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h index e67ea28faa54..924f4351588c 100644 --- a/sound/usb/endpoint.h +++ b/sound/usb/endpoint.h @@ -14,7 +14,8 @@ struct snd_usb_endpoint * snd_usb_endpoint_open(struct snd_usb_audio *chip, const struct audioformat *fp, const struct snd_pcm_hw_params *params, - bool is_sync_ep); + bool is_sync_ep, + bool fixed_rate); void snd_usb_endpoint_close(struct snd_usb_audio *chip, struct snd_usb_endpoint *ep); int snd_usb_endpoint_set_params(struct snd_usb_audio *chip, diff --git a/sound/usb/implicit.c b/sound/usb/implicit.c index f3e8484b3d9c..41ac7185b42b 100644 --- a/sound/usb/implicit.c +++ b/sound/usb/implicit.c @@ -15,6 +15,7 @@ #include "usbaudio.h" #include "card.h" #include "helper.h" +#include "pcm.h" #include "implicit.h" enum { @@ -455,7 +456,8 @@ const struct audioformat * snd_usb_find_implicit_fb_sync_format(struct snd_usb_audio *chip, const struct audioformat *target, const struct snd_pcm_hw_params *params, - int stream) + int stream, + bool *fixed_rate) { struct snd_usb_substream *subs; const struct audioformat *fp, *sync_fmt = NULL; @@ -483,6 +485,8 @@ snd_usb_find_implicit_fb_sync_format(struct snd_usb_audio *chip, } } + if (fixed_rate) + *fixed_rate = snd_usb_pcm_has_fixed_rate(subs); return sync_fmt; } diff --git a/sound/usb/implicit.h b/sound/usb/implicit.h index ccb415a0ea86..7f1577b6c4d3 100644 --- a/sound/usb/implicit.h +++ b/sound/usb/implicit.h @@ -9,6 +9,6 @@ const struct audioformat * snd_usb_find_implicit_fb_sync_format(struct snd_usb_audio *chip, const struct audioformat *target, const struct snd_pcm_hw_params *params, - int stream); + int stream, bool *fixed_rate); #endif /* __USBAUDIO_IMPLICIT_H */ diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index 9557bd4d1bbc..99a66d0ef5b2 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -157,6 +157,31 @@ find_substream_format(struct snd_usb_substream *subs, true, subs); } +bool snd_usb_pcm_has_fixed_rate(struct snd_usb_substream *subs) +{ + const struct audioformat *fp; + struct snd_usb_audio *chip = subs->stream->chip; + int rate = -1; + + if (!(chip->quirk_flags & QUIRK_FLAG_FIXED_RATE)) + return false; + list_for_each_entry(fp, &subs->fmt_list, list) { + if (fp->rates & SNDRV_PCM_RATE_CONTINUOUS) + return false; + if (fp->nr_rates < 1) + continue; + if (fp->nr_rates > 1) + return false; + if (rate < 0) { + rate = fp->rate_table[0]; + continue; + } + if (rate != fp->rate_table[0]) + return false; + } + return true; +} + static int init_pitch_v1(struct snd_usb_audio *chip, int ep) { struct usb_device *dev = chip->dev; @@ -450,12 +475,14 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, struct snd_usb_audio *chip = subs->stream->chip; const struct audioformat *fmt; const struct audioformat *sync_fmt; + bool fixed_rate, sync_fixed_rate; int ret; ret = snd_media_start_pipeline(subs); if (ret) return ret; + fixed_rate = snd_usb_pcm_has_fixed_rate(subs); fmt = find_substream_format(subs, hw_params); if (!fmt) { usb_audio_dbg(chip, @@ -469,7 +496,8 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, if (fmt->implicit_fb) { sync_fmt = snd_usb_find_implicit_fb_sync_format(chip, fmt, hw_params, - !substream->stream); + !substream->stream, + &sync_fixed_rate); if (!sync_fmt) { usb_audio_dbg(chip, "cannot find sync format: ep=0x%x, iface=%d:%d, format=%s, rate=%d, channels=%d\n", @@ -482,6 +510,7 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, } } else { sync_fmt = fmt; + sync_fixed_rate = fixed_rate; } ret = snd_usb_lock_shutdown(chip); @@ -499,7 +528,7 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, close_endpoints(chip, subs); } - subs->data_endpoint = snd_usb_endpoint_open(chip, fmt, hw_params, false); + subs->data_endpoint = snd_usb_endpoint_open(chip, fmt, hw_params, false, fixed_rate); if (!subs->data_endpoint) { ret = -EINVAL; goto unlock; @@ -508,7 +537,8 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, if (fmt->sync_ep) { subs->sync_endpoint = snd_usb_endpoint_open(chip, sync_fmt, hw_params, - fmt == sync_fmt); + fmt == sync_fmt, + sync_fixed_rate); if (!subs->sync_endpoint) { ret = -EINVAL; goto unlock; diff --git a/sound/usb/pcm.h b/sound/usb/pcm.h index 493a4e34d78d..388fe2ba346d 100644 --- a/sound/usb/pcm.h +++ b/sound/usb/pcm.h @@ -6,6 +6,8 @@ void snd_usb_set_pcm_ops(struct snd_pcm *pcm, int stream); int snd_usb_pcm_suspend(struct snd_usb_stream *as); int snd_usb_pcm_resume(struct snd_usb_stream *as); +bool snd_usb_pcm_has_fixed_rate(struct snd_usb_substream *as); + int snd_usb_init_pitch(struct snd_usb_audio *chip, const struct audioformat *fmt); void snd_usb_preallocate_buffer(struct snd_usb_substream *subs); diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 58b37bfc885c..3d13fdf7590c 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -2152,6 +2152,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = { QUIRK_FLAG_GENERIC_IMPLICIT_FB), DEVICE_FLG(0x0525, 0xa4ad, /* Hamedal C20 usb camero */ QUIRK_FLAG_IFACE_SKIP_CLOSE), + DEVICE_FLG(0x0ecb, 0x2069, /* JBL Quantum810 Wireless */ + QUIRK_FLAG_FIXED_RATE), /* Vendor matches */ VENDOR_FLG(0x045e, /* MS Lifecam */ diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index 2aba508a4831..f5a8dca66457 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -175,6 +175,9 @@ extern bool snd_usb_skip_validation; * QUIRK_FLAG_FORCE_IFACE_RESET * Force an interface reset whenever stopping & restarting a stream * (e.g. after xrun) + * QUIRK_FLAG_FIXED_RATE + * Do not set PCM rate (frequency) when only one rate is available + * for the given endpoint. */ #define QUIRK_FLAG_GET_SAMPLE_RATE (1U << 0) @@ -198,5 +201,6 @@ extern bool snd_usb_skip_validation; #define QUIRK_FLAG_SKIP_IMPLICIT_FB (1U << 18) #define QUIRK_FLAG_IFACE_SKIP_CLOSE (1U << 19) #define QUIRK_FLAG_FORCE_IFACE_RESET (1U << 20) +#define QUIRK_FLAG_FIXED_RATE (1U << 21) #endif /* __USBAUDIO_H */ -- 2.35.1