From patchwork Wed May 31 03:21:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yanteng Si X-Patchwork-Id: 13264213 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 40829C7EE23 for ; Thu, 1 Jun 2023 16:07:34 +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 3A3D4A4B; Thu, 1 Jun 2023 18:06:42 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 3A3D4A4B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1685635652; bh=V6JUoxjtm4PUKEn4l1ZyPWDorh521645NQAVwnUHi28=; 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=phrfBp38KbWbXs/9qJcfH/XTqpC9LfcYFg3uDJfK0iGEKlckd8gDGRBuqJy67VXyI rJlMgrzuS89JObC9A42cJI5Ln2Mk3n5Xw8TzXmUk7cai3xgZ9iuJ20jjtzKrGXKonN UIVdTN5Veuo5/uisa00cn4gYpw2o81+MKa2jkQgo= Received: by alsa1.perex.cz (Postfix, from userid 50401) id EA27CF8061B; Thu, 1 Jun 2023 18:03:07 +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 88B9FF80617; Thu, 1 Jun 2023 18:03:07 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 1FD69F804FC; Wed, 31 May 2023 05:21:57 +0200 (CEST) Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by alsa1.perex.cz (Postfix) with ESMTP id 13DDCF80086 for ; Wed, 31 May 2023 05:21:43 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 13DDCF80086 Received: from loongson.cn (unknown [223.106.25.146]) by gateway (Coremail) with SMTP id _____8DxuPFEvXZkz9MCAA--.6324S3; Wed, 31 May 2023 11:21:40 +0800 (CST) Received: from localhost.localdomain (unknown [223.106.25.146]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cx77M_vXZkqrWBAA--.14943S3; Wed, 31 May 2023 11:21:40 +0800 (CST) From: Yanteng Si To: tiwai@suse.com Cc: Yanteng Si , perex@perex.cz, chenhuacai@loongson.cn, mengyingkun@loongson.cn, alsa-devel@alsa-project.org, loongarch@lists.linux.dev, loongson-kernel@lists.loongnix.cn Subject: [PATCH 1/4] ALSA: hda: Add Loongson LS7A HD-Audio support Date: Wed, 31 May 2023 11:21:31 +0800 Message-Id: <0b9480e89df63804db504554f441cc648fe5c2ef.1685501806.git.siyanteng@loongson.cn> X-Mailer: git-send-email 2.31.4 In-Reply-To: References: MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Cx77M_vXZkqrWBAA--.14943S3 X-CM-SenderInfo: pvl1t0pwhqwqxorr0wxvrqhubq/ X-Coremail-Antispam: 1Uk129KBjvJXoWxWF48Xw43urW7ZryrCFy7trb_yoWrJF4fpr 1kZryUKFZ7tFWYyF4DG3WDKFyfC3WDCFn8urW29w1xuFna9w4xX34Dur45AFWavrW3Wrya grWqk3s7ZFW3Jw7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU b7AYFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20xvaj40_Wr0E3s 1l1IIY67AEw4v_Jrv_JF1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwA2z4 x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r4UJVWxJr1l e2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27wAqx4xG64xvF2 IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_JF0_Jw1lYx0Ex4A2jsIE14v26r1j6r4U McvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x0EwIxGrwCFx2 IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v2 6r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67 AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IY s7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Jr 0_GrUvcSsGvfC2KfnxnUUI43ZEXa7IU82g43UUUUU== X-MailFrom: siyanteng@loongson.cn 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: VW3IDQZ4KV3TWMMVY2MWKXFUK4ZBPY4C X-Message-ID-Hash: VW3IDQZ4KV3TWMMVY2MWKXFUK4ZBPY4C X-Mailman-Approved-At: Thu, 01 Jun 2023 16:02:28 +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: Add the new PCI ID 0x0014 0x7a07 and the new PCI ID 0x0014 0x7a37 Loongson HDA controller. Signed-off-by: Yanteng Si --- include/linux/pci_ids.h | 3 +++ sound/hda/hdac_device.c | 1 + sound/pci/hda/hda_controller.h | 1 + sound/pci/hda/hda_intel.c | 7 +++++++ sound/pci/hda/patch_hdmi.c | 1 + 5 files changed, 13 insertions(+) diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index e43ab203054a..f2aecb78f628 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -158,6 +158,9 @@ #define PCI_VENDOR_ID_LOONGSON 0x0014 +#define PCI_DEVICE_ID_LOONGSON_HDA 0x7a07 +#define PCI_DEVICE_ID_LOONGSON_HDMI 0x7a37 + #define PCI_VENDOR_ID_SOLIDIGM 0x025e #define PCI_VENDOR_ID_TTTECH 0x0357 diff --git a/sound/hda/hdac_device.c b/sound/hda/hdac_device.c index 6c043fbd606f..bbf7bcdb449a 100644 --- a/sound/hda/hdac_device.c +++ b/sound/hda/hdac_device.c @@ -645,6 +645,7 @@ struct hda_vendor_id { }; static const struct hda_vendor_id hda_vendor_ids[] = { + { 0x0014, "Loongson" }, { 0x1002, "ATI" }, { 0x1013, "Cirrus Logic" }, { 0x1057, "Motorola" }, diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h index 8556031bcd68..1fd60246412f 100644 --- a/sound/pci/hda/hda_controller.h +++ b/sound/pci/hda/hda_controller.h @@ -45,6 +45,7 @@ #define AZX_DCAPS_CORBRP_SELF_CLEAR (1 << 28) /* CORBRP clears itself after reset */ #define AZX_DCAPS_NO_MSI64 (1 << 29) /* Stick to 32-bit MSIs */ #define AZX_DCAPS_SEPARATE_STREAM_TAG (1 << 30) /* capture and playback use separate stream tag */ +#define AZX_DCAPS_LOONGSON_WORKAROUND (1 << 31) /* Loongson workaround */ enum { AZX_SNOOP_TYPE_NONE, diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 3226691ac923..f28806b3e308 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -237,6 +237,7 @@ enum { AZX_DRIVER_CTHDA, AZX_DRIVER_CMEDIA, AZX_DRIVER_ZHAOXIN, + AZX_DRIVER_LOONGSON, AZX_DRIVER_GENERIC, AZX_NUM_DRIVERS, /* keep this as last entry */ }; @@ -360,6 +361,7 @@ static const char * const driver_short_names[] = { [AZX_DRIVER_CTHDA] = "HDA Creative", [AZX_DRIVER_CMEDIA] = "HDA C-Media", [AZX_DRIVER_ZHAOXIN] = "HDA Zhaoxin", + [AZX_DRIVER_LOONGSON] = "HDA Loongson", [AZX_DRIVER_GENERIC] = "HD-Audio Generic", }; @@ -2809,6 +2811,11 @@ static const struct pci_device_id azx_ids[] = { .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI }, /* Zhaoxin */ { PCI_DEVICE(0x1d17, 0x3288), .driver_data = AZX_DRIVER_ZHAOXIN }, + /* Loongson HDAudio*/ + {PCI_DEVICE(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_HDA), + .driver_data = AZX_DRIVER_LOONGSON | AZX_DCAPS_LOONGSON_WORKAROUND }, + {PCI_DEVICE(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_HDMI), + .driver_data = AZX_DRIVER_LOONGSON | AZX_DCAPS_LOONGSON_WORKAROUND }, { 0, } }; MODULE_DEVICE_TABLE(pci, azx_ids); diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 5c0b1a09fd57..260d3e64f658 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -4505,6 +4505,7 @@ static int patch_gf_hdmi(struct hda_codec *codec) * patch entries */ static const struct hda_device_id snd_hda_id_hdmi[] = { +HDA_CODEC_ENTRY(0x00147a47, "Loongson HDMI", patch_generic_hdmi), HDA_CODEC_ENTRY(0x1002793c, "RS600 HDMI", patch_atihdmi), HDA_CODEC_ENTRY(0x10027919, "RS600 HDMI", patch_atihdmi), HDA_CODEC_ENTRY(0x1002791a, "RS690/780 HDMI", patch_atihdmi), From patchwork Wed May 31 03:21:32 2023 Content-Type: text/plain; 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Wed, 31 May 2023 11:21:40 +0800 (CST) From: Yanteng Si To: tiwai@suse.com Cc: Yanteng Si , perex@perex.cz, chenhuacai@loongson.cn, alsa-devel@alsa-project.org, loongarch@lists.linux.dev, loongson-kernel@lists.loongnix.cn, Yingkun Meng Subject: [PATCH 2/4] ALSA: hda: Using polling mode for loongson controller by default Date: Wed, 31 May 2023 11:21:32 +0800 Message-Id: X-Mailer: git-send-email 2.31.4 In-Reply-To: References: MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Cx77M_vXZkqrWBAA--.14943S4 X-CM-SenderInfo: pvl1t0pwhqwqxorr0wxvrqhubq/ X-Coremail-Antispam: 1Uk129KBjvJXoW7ArWkuF15ur45GryfKw4fAFb_yoW8ArWDpF 15u348KF4xtw1Yvr4qgFWUKr13ta97JF12krWI934DAw1I9343X34vyr10yFW0yrZ2gr43 Z397t34xJay5ZaUanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU b28YFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20xvaj40_Wr0E3s 1l1IIY67AEw4v_Jr0_Jr4l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwA2z4 x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r4UJVWxJr1l e2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27wAqx4xG64xvF2 IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jw0_WrylYx0Ex4A2jsIE14v26r4j6F4U McvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x0EwIxGrwCFx2 IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v2 6r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67 AKxVW8JVW5JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1lIxAIcVCF04k26cxKx2IY s7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r4j6F4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr 0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07j8CztUUUUU= X-MailFrom: siyanteng@loongson.cn 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: TU4UWKRJF7LVSL2C3MDGQ4VU3URBYERA X-Message-ID-Hash: TU4UWKRJF7LVSL2C3MDGQ4VU3URBYERA X-Mailman-Approved-At: Thu, 01 Jun 2023 16:02:27 +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: On loongson controller, RIRBSTS.RINTFL cannot be cleared, azx_interrupt() is called all the time. We disable RIRB interrupt, and use polling mode by default. Signed-off-by: Yanteng Si Signed-off-by: Yingkun Meng --- sound/hda/hdac_controller.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c index 3c7af6558249..dbaa19cb8162 100644 --- a/sound/hda/hdac_controller.c +++ b/sound/hda/hdac_controller.c @@ -10,6 +10,7 @@ #include #include #include "local.h" +#include "../pci/hda/hda_controller.h" /* clear CORB read pointer properly */ static void azx_clear_corbrp(struct hdac_bus *bus) @@ -42,6 +43,8 @@ static void azx_clear_corbrp(struct hdac_bus *bus) */ void snd_hdac_bus_init_cmd_io(struct hdac_bus *bus) { + struct azx *chip = bus_to_azx(bus); + WARN_ON_ONCE(!bus->rb.area); spin_lock_irq(&bus->reg_lock); @@ -79,7 +82,10 @@ void snd_hdac_bus_init_cmd_io(struct hdac_bus *bus) /* set N=1, get RIRB response interrupt for new entry */ snd_hdac_chip_writew(bus, RINTCNT, 1); /* enable rirb dma and response irq */ - snd_hdac_chip_writeb(bus, RIRBCTL, AZX_RBCTL_DMA_EN | AZX_RBCTL_IRQ_EN); + if (chip->driver_caps & AZX_DCAPS_LOONGSON_WORKAROUND) + snd_hdac_chip_writeb(bus, RIRBCTL, AZX_RBCTL_DMA_EN); + else + snd_hdac_chip_writeb(bus, RIRBCTL, AZX_RBCTL_DMA_EN | AZX_RBCTL_IRQ_EN); /* Accept unsolicited responses */ snd_hdac_chip_updatel(bus, GCTL, AZX_GCTL_UNSOL, AZX_GCTL_UNSOL); spin_unlock_irq(&bus->reg_lock); From patchwork Wed May 31 03:21:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yanteng Si X-Patchwork-Id: 13264212 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 4F997C7EE23 for ; Thu, 1 Jun 2023 16:07:19 +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 1C867DF3; 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Wed, 31 May 2023 05:21:43 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz B9EF7F8026A Received: from loongson.cn (unknown [223.106.25.146]) by gateway (Coremail) with SMTP id _____8CxqPFFvXZk2NMCAA--.6459S3; Wed, 31 May 2023 11:21:41 +0800 (CST) Received: from localhost.localdomain (unknown [223.106.25.146]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cx77M_vXZkqrWBAA--.14943S5; Wed, 31 May 2023 11:21:41 +0800 (CST) From: Yanteng Si To: tiwai@suse.com Cc: Yanteng Si , perex@perex.cz, chenhuacai@loongson.cn, alsa-devel@alsa-project.org, loongarch@lists.linux.dev, loongson-kernel@lists.loongnix.cn, Yingkun Meng Subject: [PATCH 3/4] ALSA: hda: Workaround for SDnCTL register on loongson controller Date: Wed, 31 May 2023 11:21:33 +0800 Message-Id: <74a63661726b8c44be72bf3bd35a3259f2ae2e6a.1685501806.git.siyanteng@loongson.cn> X-Mailer: git-send-email 2.31.4 In-Reply-To: References: MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Cx77M_vXZkqrWBAA--.14943S5 X-CM-SenderInfo: pvl1t0pwhqwqxorr0wxvrqhubq/ X-Coremail-Antispam: 1Uk129KBjvJXoWxJry8KFyftrWUtw1xXFW8JFb_yoW8Xw17pw s5CayrKFZrta109a1Yk345KF1UGFWkJasrtrWFyw18Zw1ktr1Fqryqyr48ZFy0kryYgrW3 AFy3tr98Xw45WFUanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU b28YFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20xvaj40_Wr0E3s 1l1IIY67AEw4v_JrI_Jryl8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW5JVW7JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwA2z4 x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r4UJVWxJr1l e2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27wAqx4xG64xvF2 IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jw0_WrylYx0Ex4A2jsIE14v26r4j6F4U McvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x0EwIxGrwCFx2 IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v2 6r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67 AKxVW8JVW5JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1lIxAIcVCF04k26cxKx2IY s7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r4j6F4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr 0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07jOdb8UUUUU= X-MailFrom: siyanteng@loongson.cn 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: 4B7IIEMWLQQAI7U3TPJUY6O7HO3ONZLP X-Message-ID-Hash: 4B7IIEMWLQQAI7U3TPJUY6O7HO3ONZLP X-Mailman-Approved-At: Thu, 01 Jun 2023 16:02:27 +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: On loongson controller, after calling snd_hdac_stream_updateb() to enable DMA engine, the SDnCTL.STRM will become to zero. We need to access SDnCTL in dword to keep SDnCTL.STRM is not changed. Signed-off-by: Yanteng Si Signed-off-by: Yingkun Meng --- sound/hda/hdac_stream.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/sound/hda/hdac_stream.c b/sound/hda/hdac_stream.c index 1f56fd33b9af..90fbf9fea2b3 100644 --- a/sound/hda/hdac_stream.c +++ b/sound/hda/hdac_stream.c @@ -13,6 +13,7 @@ #include #include #include "trace.h" +#include "../pci/hda/hda_controller.h" /* * the hdac_stream library is intended to be used with the following @@ -130,6 +131,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_stream_init); void snd_hdac_stream_start(struct hdac_stream *azx_dev) { struct hdac_bus *bus = azx_dev->bus; + struct azx *chip = bus_to_azx(bus); int stripe_ctl; trace_snd_hdac_stream_start(bus, azx_dev); @@ -150,7 +152,11 @@ void snd_hdac_stream_start(struct hdac_stream *azx_dev) stripe_ctl); } /* set DMA start and interrupt mask */ - snd_hdac_stream_updateb(azx_dev, SD_CTL, + if (chip->driver_caps & AZX_DCAPS_LOONGSON_WORKAROUND) + snd_hdac_stream_updatel(azx_dev, SD_CTL, + 0, SD_CTL_DMA_START | SD_INT_MASK); + else + snd_hdac_stream_updateb(azx_dev, SD_CTL, 0, SD_CTL_DMA_START | SD_INT_MASK); azx_dev->running = true; } From patchwork Wed May 31 03:21:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yanteng Si X-Patchwork-Id: 13264211 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 87C46C77B7E for ; Thu, 1 Jun 2023 16:07:07 +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 4A0A2AEA; Thu, 1 Jun 2023 18:06:15 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 4A0A2AEA DKIM-Signature: v=1; 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Wed, 31 May 2023 11:21:42 +0800 (CST) Received: from localhost.localdomain (unknown [223.106.25.146]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cx77M_vXZkqrWBAA--.14943S6; Wed, 31 May 2023 11:21:42 +0800 (CST) From: Yanteng Si To: tiwai@suse.com Cc: Yanteng Si , perex@perex.cz, chenhuacai@loongson.cn, alsa-devel@alsa-project.org, loongarch@lists.linux.dev, loongson-kernel@lists.loongnix.cn, Yingkun Meng Subject: [PATCH 4/4] ALSA: hda/intel: Workaround for WALLCLK register for loongson controller Date: Wed, 31 May 2023 11:21:34 +0800 Message-Id: <608f104f2ad373d60b39f876793c63f265dda8dc.1685501806.git.siyanteng@loongson.cn> X-Mailer: git-send-email 2.31.4 In-Reply-To: References: MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Cx77M_vXZkqrWBAA--.14943S6 X-CM-SenderInfo: pvl1t0pwhqwqxorr0wxvrqhubq/ X-Coremail-Antispam: 1Uk129KBjvdXoWruFy8ury7XFWxAw17ZFW5Jrb_yoWfAFgEgr sFvrykWa45Jrs3Kr1furnrXr45ta4kAFWxWrs7tr47Ja93KFWFq34kurnxCFyxuw18XFn0 krnFqr1F9r1rKjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8wcxFpf9Il3svdxBIdaVrn0 xqx4xG64xvF2IEw4CE5I8CrVC2j2Jv73VFW2AGmfu7bjvjm3AaLaJ3UjIYCTnIWjp_UUUY 87kC6x804xWl14x267AKxVWUJVW8JwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3w AFIxvE14AKwVWUJVWUGwA2ocxC64kIII0Yj41l84x0c7CEw4AK67xGY2AK021l84ACjcxK 6xIIjxv20xvE14v26ryj6F1UM28EF7xvwVC0I7IYx2IY6xkF7I0E14v26r4j6F4UM28EF7 xvwVC2z280aVAFwI0_Gr1j6F4UJwA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Gr1j6F4UJwAS 0I0E0xvYzxvE52x082IY62kv0487Mc804VCY07AIYIkI8VC2zVCFFI0UMc02F40EFcxC0V AKzVAqx4xG6I80ewAv7VC0I7IYx2IY67AKxVWUtVWrXwAv7VC2z280aVAFwI0_Gr0_Cr1l Ox8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI48JMxAIw28IcxkI7VAKI48JMxC20s 026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_ JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14 v26ryj6F1UMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xva j40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr0_Cr1lIxAIcVC2z280aVCY1x0267AKxVW8JV W8JrUvcSsGvfC2KfnxnUUI43ZEXa7IU84xRDUUUUU== X-MailFrom: siyanteng@loongson.cn 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: WAOKKF7IVYRM6XDASJ2SOMDARAXOOFBD X-Message-ID-Hash: WAOKKF7IVYRM6XDASJ2SOMDARAXOOFBD X-Mailman-Approved-At: Thu, 01 Jun 2023 16:02:27 +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: On loongson controller, the value of WALLCLK register is always 0, which is meaningless, so we return directly. Signed-off-by: Yanteng Si Signed-off-by: Yingkun Meng --- sound/pci/hda/hda_intel.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index f28806b3e308..6df9ec999e88 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -655,6 +655,9 @@ static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev) unsigned int pos; snd_pcm_uframes_t hwptr, target; + if (chip->driver_caps & AZX_DCAPS_LOONGSON_WORKAROUND) + return 1; + wallclk = azx_readl(chip, WALLCLK) - azx_dev->core.start_wallclk; if (wallclk < (azx_dev->core.period_wallclk * 2) / 3) return -1; /* bogus (too early) interrupt */