From patchwork Fri Sep 23 08:22:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jaroslav Kysela X-Patchwork-Id: 609166 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3FD83C6FA86 for ; Fri, 23 Sep 2022 08:23:44 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 7770E1FC; Fri, 23 Sep 2022 10:22:52 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 7770E1FC DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1663921422; bh=aXAxOUEiuU47bpyJk/zXgB8Q9YqFZrurigyFxHN1QXE=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=S1fcCiCKZnGjp7VQ9S81mOdLzyeCapNTIM1wR9ffUBb8P3luIDDGeapFKN91TAS91 Pd3wOsxx2uVxIGVELPIHhiqYWPzznQd0KjmS5vC7GpjTXWlR2z547CQXKXmuNCttGF aYj9NnUoWeO7N/fNnXjWmHDIpFg59H711LxgNp4o= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 19F2FF80224; Fri, 23 Sep 2022 10:22:52 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 0AC5AF80269; Fri, 23 Sep 2022 10:22:51 +0200 (CEST) Received: from mail1.perex.cz (mail1.perex.cz [77.48.224.245]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 0DCDEF801EC for ; Fri, 23 Sep 2022 10:22:44 +0200 (CEST) Received: from mail1.perex.cz (localhost [127.0.0.1]) by smtp1.perex.cz (Perex's E-mail Delivery System) with ESMTP id 3455EA003F; Fri, 23 Sep 2022 10:22:44 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.perex.cz 3455EA003F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=perex.cz; s=default; t=1663921364; bh=qJpFTfGAb/k0+6Eg9rWRa9UDCpoTpTN0iGcvoG1fNxQ=; h=From:To:Cc:Subject:Date:From; b=bLfAqnXP5kRe3lOP1VOcy9Mkdc3DdqjOIR0mEgLqkU/Qy1Z193zUvABDEIjVKuFNP Rv9jTa22Ah55mGhlVQqFH3obx6pCEof9RDg4W6srln4jroViymyATh7ybjnXYKQxNq uD1t1QZIo7eQiHBt4NS0jaInw89PounhfcWbcKRY= Received: from p1gen2.perex-int.cz (unknown [192.168.100.98]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: perex) by mail1.perex.cz (Perex's E-mail Delivery System) with ESMTPSA; Fri, 23 Sep 2022 10:22:41 +0200 (CEST) From: Jaroslav Kysela To: ALSA development Subject: [PATCH] ALSA: hda/hdmi: Limit the maximal count of PCM devices to 8 Date: Fri, 23 Sep 2022 10:22:36 +0200 Message-Id: <20220923082236.61024-1-perex@perex.cz> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Cc: Takashi Iwai 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 current hardware has up to 4 converters. Save little space. The limit 8 is enough even for a more improved hardware. Signed-off-by: Jaroslav Kysela --- sound/pci/hda/patch_hdmi.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index ac520c62ee70..d90c9286ac6d 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -151,7 +151,7 @@ struct hdmi_spec { */ int dev_num; struct snd_array pins; /* struct hdmi_spec_per_pin */ - struct hdmi_pcm pcm_rec[16]; + struct hdmi_pcm pcm_rec[8]; struct mutex pcm_lock; struct mutex bind_lock; /* for audio component binding */ /* pcm_bitmap means which pcms have been assigned to pins*/ @@ -2288,8 +2288,8 @@ static int generic_hdmi_build_pcms(struct hda_codec *codec) pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK]; pstr->substreams = 1; pstr->ops = generic_ops; - /* pcm number is less than 16 */ - if (spec->pcm_used >= 16) + /* pcm number is less than pcm_rec array size */ + if (spec->pcm_used >= ARRAY_SIZE(spec->pcm_rec)) break; /* other pstr fields are set in open */ }