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Thu, 6 Jan 2022 06:19:42 +0000 From: Xin Ji To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter Subject: [PATCH v2 3/3] drm/bridge: anx7625: add audio codec .get_eld support Date: Thu, 6 Jan 2022 14:16:30 +0800 Message-Id: <20220106061630.1752762-3-xji@analogixsemi.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220106061630.1752762-1-xji@analogixsemi.com> References: <20220106061630.1752762-1-xji@analogixsemi.com> X-ClientProxiedBy: SG2PR06CA0250.apcprd06.prod.outlook.com (2603:1096:4:ac::34) To BY5PR04MB6739.namprd04.prod.outlook.com (2603:10b6:a03:229::8) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: e566ff78-f28b-429a-56d6-08d9d0dc86e0 X-MS-TrafficTypeDiagnostic: BYAPR04MB3925:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2958; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; 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Reviewed-by: Robert Foss Signed-off-by: Xin Ji --- drivers/gpu/drm/bridge/analogix/anx7625.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index a225dd1abf41..a41f22d0e088 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -1840,9 +1840,27 @@ static int anx7625_audio_hook_plugged_cb(struct device *dev, void *data, return 0; } +static int anx7625_audio_get_eld(struct device *dev, void *data, + u8 *buf, size_t len) +{ + struct anx7625_data *ctx = dev_get_drvdata(dev); + + if (!ctx->connector) { + dev_err(dev, "connector not initial\n"); + return -EINVAL; + } + + dev_dbg(dev, "audio copy eld\n"); + memcpy(buf, ctx->connector->eld, + min(sizeof(ctx->connector->eld), len)); + + return 0; +} + static const struct hdmi_codec_ops anx7625_codec_ops = { .hw_params = anx7625_audio_hw_params, .audio_shutdown = anx7625_audio_shutdown, + .get_eld = anx7625_audio_get_eld, .get_dai_id = anx7625_hdmi_i2s_get_dai_id, .hook_plugged_cb = anx7625_audio_hook_plugged_cb, };