From patchwork Sun Dec 1 00:44:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 13889409 Received: from mail-ed1-f53.google.com (mail-ed1-f53.google.com [209.85.208.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7808870835 for ; Sun, 1 Dec 2024 00:44:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.53 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733013882; cv=none; b=Mc4L7WuMY8XBTOQHL8buz5Ap7ywljUOtqBcUKkPCueMr7QDPlrZ2fYvUXurx6u81/gXBTi1GHQvecOIsvD/l18hnx4FTW5lYJ16oOb6PZYeMAw0FGF71krWUzYG0WzjREIeC+usr6vjBoshoMwS2peeqnR0iawgXZIYfhzVprQo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733013882; c=relaxed/simple; bh=Ma9Aer0yQKkPHw5XCvFB8jWTtBBoIVZ9qBNvPW3rvQ8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=XpZpVRXx5YcGnDY+V7w6K14EZ3VONz0fMSB+qE0N7JmcOw3EbuO+kwO1v4plJzXXSzg1D8sLfMrR9gerv7USrdQ8bLSA06QPDdDQ8Kq/4xQxWDzewKT2cIAugMhnYK+8MOS6mh8nEhO//DP7p0ENkxYIKd0+QQkEXPtpmxmPejk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=wvRiFa2o; arc=none smtp.client-ip=209.85.208.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="wvRiFa2o" Received: by mail-ed1-f53.google.com with SMTP id 4fb4d7f45d1cf-5cfa1ec3b94so3459410a12.2 for ; Sat, 30 Nov 2024 16:44:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1733013879; x=1733618679; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=SGZ90COHRkhh8UlEhkaIl4zaxPrKoR1+whYcWjnYlhQ=; b=wvRiFa2o5sZy4aI5emQZb2nkVDGdAhtWX+eP6dq86W57CPHUnxe6wFDqhmyrODiE60 1PMgKt0uMboUCHggvO33TNYkzi9M5d8iLH9aTYmqpdrvmxFhZAqMaL3zht40lxnCwvBp Mv8/DDH4E4Cl/Eza/8AsQwmlzzqCXNyaN+EUWqIkXurvO8TuTQ95LWLPsItwbPj6rfS6 9qN0VOrvbi31D/Y8vdrh/A8z/ul4xc7dL2qGN2xMnrU/y+Qo/IKjNRSgWq3k7KAN3qC7 wutlzL1OXWVN4A2Wxef9t0JUOtlHoUNPXCqusZhYhREHFbMy+V/jCtpcb0+YYaMEZpVj C9xA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733013879; x=1733618679; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=SGZ90COHRkhh8UlEhkaIl4zaxPrKoR1+whYcWjnYlhQ=; b=ovy/8B5cFhPox1qTLuXRa0JLZFMmRj63xFQvoOVfnQkYN0WGTzPBJRws3iiYoXqUfr 5T5ft9d7EMZzBMz7VYSBn6RDovslHqK42RdgUVVTPTWzn0N7qATCm8R7AQAMQKMXDPF1 ULNhVzlRVJnrdZjxBC5+5BU6/MWHwtwi+ns07WqJmnJ5YL1XDF6DG8farCSa8BFwpK+m ajKa7NFSiX1L3U1EY/o/Yw+geENFx2Df3WwvDFU+oRs7xw7Or48sYltoOy4RCOxb4p7P Z1S/53dEWgWlZ01xlkc3w7PahI0pD3c3y5bPNPBo0lFJoPRDZptWHjygUZBSopqPG7KN pKVA== X-Forwarded-Encrypted: i=1; AJvYcCXY/ZKJEKtG8OMtvD0lI8CWytHbjFpR7rGfbzByVdfVFGbgvJ3TbxfBdgCN7yZ5M3Ohatsh2pv0ErzXR3DSNzQ5vg==@vger.kernel.org X-Gm-Message-State: AOJu0YzCCSbBexP39g6p10dO8PKGLbRX1Z3zx/lFC99ldvpx56fDKcyn O9s4f0s+E/Z4ZKBiQgiRk0w7fDtaHmYbe492qmeksZGz93kTAr8UcBbOXWHQKE8= X-Gm-Gg: ASbGnctCj8OUhSTdSCbfIpy/Z8otegGf4FX8k1Hfk+pwsi9W2rh6aRPigvikaqm4HQq pNB3Zuv+qitJ6VBgseaSU0NI+INPnyXQvmf3GUrlpU0N8aZLV1Ber9D6snWtl7eCUENI2PGjkUx Z7tvwpsf1+07gda0Jbfhxk9NZAs1AvUYbbqXePSCPiqCDy8COZP2ugzCF+v5OSyGmubkpNFOE+6 fR6xgRZZmXKy+0V5kSGlqe1jmqsnumWvmNwzDejzLfgI4yTYJRjxmWJ8w== X-Google-Smtp-Source: AGHT+IEuj24wJkdaiYnuCPHz/SWi8S/hVs+sJ2WiYm+fByjgRzStWY16LTJ+uayPA8mD5ACDx5cP6A== X-Received: by 2002:a05:6402:3226:b0:5d0:e254:cbb3 with SMTP id 4fb4d7f45d1cf-5d0e254cf27mr488656a12.27.1733013878965; Sat, 30 Nov 2024 16:44:38 -0800 (PST) Received: from umbar.lan ([192.130.178.90]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5d097e8d817sm3400359a12.63.2024.11.30.16.44.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 30 Nov 2024 16:44:37 -0800 (PST) From: Dmitry Baryshkov Date: Sun, 01 Dec 2024 02:44:12 +0200 Subject: [PATCH v5 8/9] drm/vc4: hdmi: switch to using generic HDMI Codec infrastructure Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241201-drm-bridge-hdmi-connector-v5-8-b5316e82f61a@linaro.org> References: <20241201-drm-bridge-hdmi-connector-v5-0-b5316e82f61a@linaro.org> In-Reply-To: <20241201-drm-bridge-hdmi-connector-v5-0-b5316e82f61a@linaro.org> To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Mark Brown , Phong LE , Inki Dae , Seung-Woo Kim , Kyungmin Park , Krzysztof Kozlowski , Alim Akhtar , Russell King , Chun-Kuang Hu , Philipp Zabel , Matthias Brugger , AngeloGioacchino Del Regno , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan , Alain Volmat , Raphael Gallais-Pou , Dave Stevenson , =?utf-8?q?Ma=C3=ADra_Cana?= =?utf-8?q?l?= , Raspberry Pi Kernel Maintenance Cc: Jani Nikula , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-sound@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-rockchip@lists.infradead.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=6838; i=dmitry.baryshkov@linaro.org; h=from:subject:message-id; bh=Ma9Aer0yQKkPHw5XCvFB8jWTtBBoIVZ9qBNvPW3rvQ8=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBnS7FZ4tmicFhQlw+on0M82fbNPsjbm2ahGe5sf wHeohELK7SJATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCZ0uxWQAKCRCLPIo+Aiko 1SrpB/0R+8/5hrJd7crbg9lLNJcq0FHxpkM9gabyC14zRcox9Asqiup1f6TtU3C50WBNXkRLaZO kIcaylCukwHvAZrdkc0lPBEjlNGr/QkU5iepK9TWZviccyluWx62YJQiMMz5dtiuf1hmqA3sFay 1pp9kSbNF1DIM46JcStOGH5BN0/aWa6sPI0oKq+jLo/PkcAAkGn0Ge/MFXGN2Gi/MqLNSfLOJei okGcToPWHEFwn9SpyOgh3psVdS/hp5AshPJ5fKDp3KVEfF6ap0ITfnaPaxmIVyRQAjw6SpYmld/ DMXaRWxEf0M5fuxqFaf8eTxhci+D8dKE9L7FSAb4Bo5vBLSt X-Developer-Key: i=dmitry.baryshkov@linaro.org; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A Drop driver-specific implementation and use the generic HDMI Codec framework in order to implement the HDMI audio support. Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/vc4/vc4_hdmi.c | 68 ++++++++++-------------------------------- drivers/gpu/drm/vc4/vc4_hdmi.h | 2 -- 2 files changed, 15 insertions(+), 55 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 7295834e75fb1ab0cd241ed274e675567e66870b..d0a9aff7ad43016647493263c00d593296a1e3ad 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -595,6 +595,9 @@ static int vc4_hdmi_connector_init(struct drm_device *dev, if (vc4_hdmi->variant->supports_hdr) max_bpc = 12; + connector->hdmi_codec.max_i2s_channels = 8; + connector->hdmi_codec.i2s = 1; + ret = drmm_connector_hdmi_init(dev, connector, "Broadcom", "Videocore", &vc4_hdmi_connector_funcs, @@ -1706,9 +1709,12 @@ vc4_hdmi_connector_clock_valid(const struct drm_connector *connector, return MODE_OK; } +static const struct drm_connector_hdmi_codec_funcs vc4_hdmi_codec_funcs; + static const struct drm_connector_hdmi_funcs vc4_hdmi_hdmi_connector_funcs = { .tmds_char_rate_valid = vc4_hdmi_connector_clock_valid, .write_infoframe = vc4_hdmi_write_infoframe, + .codec_funcs = &vc4_hdmi_codec_funcs, }; #define WIFI_2_4GHz_CH1_MIN_FREQ 2400000000ULL @@ -1922,9 +1928,9 @@ static bool vc4_hdmi_audio_can_stream(struct vc4_hdmi *vc4_hdmi) return true; } -static int vc4_hdmi_audio_startup(struct device *dev, void *data) +static int vc4_hdmi_audio_startup(struct drm_connector *connector) { - struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); + struct vc4_hdmi *vc4_hdmi = connector_to_vc4_hdmi(connector); struct drm_device *drm = vc4_hdmi->connector.dev; unsigned long flags; int ret = 0; @@ -1986,9 +1992,9 @@ static void vc4_hdmi_audio_reset(struct vc4_hdmi *vc4_hdmi) spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); } -static void vc4_hdmi_audio_shutdown(struct device *dev, void *data) +static void vc4_hdmi_audio_shutdown(struct drm_connector *connector) { - struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); + struct vc4_hdmi *vc4_hdmi = connector_to_vc4_hdmi(connector); struct drm_device *drm = vc4_hdmi->connector.dev; unsigned long flags; int idx; @@ -2058,13 +2064,12 @@ static int sample_rate_to_mai_fmt(int samplerate) } /* HDMI audio codec callbacks */ -static int vc4_hdmi_audio_prepare(struct device *dev, void *data, +static int vc4_hdmi_audio_prepare(struct drm_connector *connector, struct hdmi_codec_daifmt *daifmt, struct hdmi_codec_params *params) { - struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); + struct vc4_hdmi *vc4_hdmi = connector_to_vc4_hdmi(connector); struct drm_device *drm = vc4_hdmi->connector.dev; - struct drm_connector *connector = &vc4_hdmi->connector; struct vc4_dev *vc4 = to_vc4_dev(drm); unsigned int sample_rate = params->sample_rate; unsigned int channels = params->channels; @@ -2076,7 +2081,7 @@ static int vc4_hdmi_audio_prepare(struct device *dev, void *data, int ret = 0; int idx; - dev_dbg(dev, "%s: %u Hz, %d bit, %d channels\n", __func__, + dev_dbg(&vc4_hdmi->pdev->dev, "%s: %u Hz, %d bit, %d channels\n", __func__, sample_rate, params->sample_width, channels); mutex_lock(&vc4_hdmi->mutex); @@ -2215,40 +2220,12 @@ static const struct snd_dmaengine_pcm_config pcm_conf = { .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config, }; -static int vc4_hdmi_audio_get_eld(struct device *dev, void *data, - uint8_t *buf, size_t len) -{ - struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); - struct drm_connector *connector = &vc4_hdmi->connector; - - mutex_lock(&connector->eld_mutex); - memcpy(buf, connector->eld, min(sizeof(connector->eld), len)); - mutex_unlock(&connector->eld_mutex); - - return 0; -} - -static const struct hdmi_codec_ops vc4_hdmi_codec_ops = { - .get_eld = vc4_hdmi_audio_get_eld, +static const struct drm_connector_hdmi_codec_funcs vc4_hdmi_codec_funcs = { .prepare = vc4_hdmi_audio_prepare, .audio_shutdown = vc4_hdmi_audio_shutdown, .audio_startup = vc4_hdmi_audio_startup, }; -static struct hdmi_codec_pdata vc4_hdmi_codec_pdata = { - .ops = &vc4_hdmi_codec_ops, - .max_i2s_channels = 8, - .i2s = 1, -}; - -static void vc4_hdmi_audio_codec_release(void *ptr) -{ - struct vc4_hdmi *vc4_hdmi = ptr; - - platform_device_unregister(vc4_hdmi->audio.codec_pdev); - vc4_hdmi->audio.codec_pdev = NULL; -} - static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) { const struct vc4_hdmi_register *mai_data = @@ -2256,7 +2233,6 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) struct snd_soc_dai_link *dai_link = &vc4_hdmi->audio.link; struct snd_soc_card *card = &vc4_hdmi->audio.card; struct device *dev = &vc4_hdmi->pdev->dev; - struct platform_device *codec_pdev; const __be32 *addr; int index, len; int ret; @@ -2349,20 +2325,6 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) return ret; } - codec_pdev = platform_device_register_data(dev, HDMI_CODEC_DRV_NAME, - PLATFORM_DEVID_AUTO, - &vc4_hdmi_codec_pdata, - sizeof(vc4_hdmi_codec_pdata)); - if (IS_ERR(codec_pdev)) { - dev_err(dev, "Couldn't register the HDMI codec: %ld\n", PTR_ERR(codec_pdev)); - return PTR_ERR(codec_pdev); - } - vc4_hdmi->audio.codec_pdev = codec_pdev; - - ret = devm_add_action_or_reset(dev, vc4_hdmi_audio_codec_release, vc4_hdmi); - if (ret) - return ret; - dai_link->cpus = &vc4_hdmi->audio.cpu; dai_link->codecs = &vc4_hdmi->audio.codec; dai_link->platforms = &vc4_hdmi->audio.platform; @@ -2375,7 +2337,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) dai_link->stream_name = "MAI PCM"; dai_link->codecs->dai_name = "i2s-hifi"; dai_link->cpus->dai_name = dev_name(dev); - dai_link->codecs->name = dev_name(&codec_pdev->dev); + dai_link->codecs->name = dev_name(&vc4_hdmi->connector.hdmi_codec.codec_pdev->dev); dai_link->platforms->name = dev_name(dev); card->dai_link = dai_link; diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h index b2424a21da230db99db207efa293417faccd254d..e3d989ca302b72533c374dfa3fd0d5bd7fe64a82 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h @@ -104,8 +104,6 @@ struct vc4_hdmi_audio { struct snd_soc_dai_link_component codec; struct snd_soc_dai_link_component platform; struct snd_dmaengine_dai_dma_data dma_data; - struct hdmi_audio_infoframe infoframe; - struct platform_device *codec_pdev; bool streaming; };