From patchwork Tue Jul 18 08:45:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maarten Lankhorst X-Patchwork-Id: 13316965 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 33C40EB64DC for ; Tue, 18 Jul 2023 10:16:40 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 5B1C3DE5; Tue, 18 Jul 2023 12:15:48 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 5B1C3DE5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1689675398; bh=tNW865A47Jaiwoet34rZogBqQDqq2kUH4V9D917HMp4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=rIXT1Puc1nsCaFXu0U73Bxs8hIeh9BnOi9XZiLSHAnNKusxWvhfS25XViEE3GnFlV C+bQUhRLTXEnmMrNRLsTiXKcMBfsE3ct6xj610YdemiutsB94zmF2P8vodPH5p0elm ocdSpqodCZS/l6KPs4y+7oZrv9fmLr4CtmISu0NY= Received: by alsa1.perex.cz (Postfix, from userid 50401) id C2A34F805BA; Tue, 18 Jul 2023 12:14:12 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 5668EF805B1; Tue, 18 Jul 2023 12:14:12 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 4FC0AF804DA; Tue, 18 Jul 2023 10:46:12 +0200 (CEST) Received: from mblankhorst.nl (lankhorst.se [141.105.120.124]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 9596FF8047D; Tue, 18 Jul 2023 10:46:08 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 9596FF8047D From: Maarten Lankhorst To: alsa-devel@alsa-project.org Cc: sound-open-firmware@alsa-project.org, linux-kernel@vger.kernel.org, Maarten Lankhorst , Jaroslav Kysela , Takashi Iwai , Cezary Rojewski , Pierre-Louis Bossart , Liam Girdwood , Peter Ujfalusi , Bard Liao , Ranjani Sridharan , Kai Vehmanen , Mark Brown , Daniel Baluta Subject: [PATCH 5/7] ALSA: hda/intel: Move snd_hdac_i915_init to before probe_work. Date: Tue, 18 Jul 2023 10:45:20 +0200 Message-Id: <20230718084522.116952-6-maarten.lankhorst@linux.intel.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230718084522.116952-1-maarten.lankhorst@linux.intel.com> References: <20230718084522.116952-1-maarten.lankhorst@linux.intel.com> MIME-Version: 1.0 X-MailFrom: mlankhorst@mblankhorst.nl X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1 Message-ID-Hash: DJJMRXPNKKSN3OUG7QYGB7GGGICULURX X-Message-ID-Hash: DJJMRXPNKKSN3OUG7QYGB7GGGICULURX X-Mailman-Approved-At: Tue, 18 Jul 2023 10:13:56 +0000 X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Now that we can use -EPROBE_DEFER, it's no longer required to spin off the snd_hdac_i915_init into a workqueue. Use the -EPROBE_DEFER mechanism instead, which must be returned in the probe function. Signed-off-by: Maarten Lankhorst --- sound/pci/hda/hda_intel.c | 58 +++++++++++++++++++++------------------ 1 file changed, 31 insertions(+), 27 deletions(-) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 5af1138e745bc..d40345a0088d8 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -213,6 +213,7 @@ MODULE_DESCRIPTION("Intel HDA driver"); #endif #endif +static DECLARE_BITMAP(probed_devs, SNDRV_CARDS); /* */ @@ -2094,8 +2095,6 @@ static const struct hda_controller_ops pci_hda_ops = { .position_check = azx_position_check, }; -static DECLARE_BITMAP(probed_devs, SNDRV_CARDS); - static int azx_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { @@ -2174,7 +2173,36 @@ static int azx_probe(struct pci_dev *pci, } #endif /* CONFIG_SND_HDA_PATCH_LOADER */ -#ifndef CONFIG_SND_HDA_I915 +#ifdef CONFIG_SND_HDA_I915 + /* bind with i915 if needed */ + if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) { + err = snd_hdac_i915_init(azx_bus(chip), false); + if (err < 0) { + /* if the controller is bound only with HDMI/DP + * (for HSW and BDW), we need to abort the probe; + * for other chips, still continue probing as other + * codecs can be on the same link. + */ + if (CONTROLLER_IN_GPU(pci)) { + if (err != -EPROBE_DEFER) + dev_err(card->dev, + "HSW/BDW HD-audio HDMI/DP requires binding with gfx driver\n"); + + clear_bit(chip->dev_index, probed_devs); + pci_set_drvdata(pci, NULL); + snd_device_free(card, chip); + return err; + } else { + /* don't bother any longer */ + chip->driver_caps &= ~AZX_DCAPS_I915_COMPONENT; + } + } + + /* HSW/BDW controllers need this power */ + if (CONTROLLER_IN_GPU(pci)) + hda->need_i915_power = true; + } +#else if (CONTROLLER_IN_GPU(pci)) dev_err(card->dev, "Haswell/Broadwell HDMI/DP must build in CONFIG_SND_HDA_I915\n"); #endif @@ -2274,30 +2302,6 @@ static int azx_probe_continue(struct azx *chip) to_hda_bus(bus)->bus_probing = 1; hda->probe_continued = 1; - /* bind with i915 if needed */ - if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) { - err = snd_hdac_i915_init(bus, true); - if (err < 0) { - /* if the controller is bound only with HDMI/DP - * (for HSW and BDW), we need to abort the probe; - * for other chips, still continue probing as other - * codecs can be on the same link. - */ - if (CONTROLLER_IN_GPU(pci)) { - dev_err(chip->card->dev, - "HSW/BDW HD-audio HDMI/DP requires binding with gfx driver\n"); - goto out_free; - } else { - /* don't bother any longer */ - chip->driver_caps &= ~AZX_DCAPS_I915_COMPONENT; - } - } - - /* HSW/BDW controllers need this power */ - if (CONTROLLER_IN_GPU(pci)) - hda->need_i915_power = true; - } - /* Request display power well for the HDA controller or codec. For * Haswell/Broadwell, both the display HDA controller and codec need * this power. For other platforms, like Baytrail/Braswell, only the