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Fri, 27 Aug 2021 09:38:17 +0000 Received: from HQMAIL105.nvidia.com (172.20.187.12) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 27 Aug 2021 02:38:17 -0700 Received: from HQMAIL101.nvidia.com (172.20.187.10) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 27 Aug 2021 09:38:16 +0000 Received: from audio.nvidia.com (172.20.187.5) by mail.nvidia.com (172.20.187.10) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 27 Aug 2021 09:38:12 +0000 From: Sameer Pujar To: , , , , , , , , , CC: , , , , , , Sameer Pujar Subject: [PATCH 03/13] ASoC: audio-graph: Fixup CPU endpoint hw_params in a BE<->BE link Date: Fri, 27 Aug 2021 15:03:49 +0530 Message-ID: <1630056839-6562-4-git-send-email-spujar@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1630056839-6562-1-git-send-email-spujar@nvidia.com> References: <1630056839-6562-1-git-send-email-spujar@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: c1c775c8-bcfd-40e1-c488-08d9693e66a5 X-MS-TrafficTypeDiagnostic: DM6PR12MB4497: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:1824; 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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Aug 2021 09:38:17.9595 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c1c775c8-bcfd-40e1-c488-08d9693e66a5 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.32];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT034.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB4497 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When multiple components are connected back to back in an audio path, hw_param fixup may be required for CPU or Codec endpoint of BE<->BE DAI links. Currently fixup support is available for Codec and this commit adds similar feature for CPU endpoint of a BE<->BE link. For example a resampler component can be plugged into an audio path. [ FE -> BE1 -> ... -> resampler -> ... BEn ] The resampler DAI links can be: BEx (CPU) -> resampler input (Codec) resampler output (CPU) -> BEy (Codec) Thus input and output sample rate parameters for resampler can be fixed up as per the resample requirement. Signed-off-by: Sameer Pujar Cc: Kuninori Morimoto --- sound/soc/generic/audio-graph-card.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/sound/soc/generic/audio-graph-card.c b/sound/soc/generic/audio-graph-card.c index 5e71382..7439122 100644 --- a/sound/soc/generic/audio-graph-card.c +++ b/sound/soc/generic/audio-graph-card.c @@ -309,8 +309,10 @@ static int graph_dai_link_of_dpcm(struct asoc_simple_priv *priv, * For example: FE <-> BE1 <-> BE2 <-> ... <-> BEn where * there are 'n' BE components in the path. */ - if (card->component_chaining && !soc_component_is_pcm(cpus)) + if (card->component_chaining && !soc_component_is_pcm(cpus)) { dai_link->no_pcm = 1; + dai_link->be_hw_params_fixup = asoc_simple_be_hw_params_fixup; + } asoc_simple_canonicalize_cpu(cpus, is_single_links); } else { -- 2.7.4