From patchwork Mon Feb 24 08:13:18 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damon Ding X-Patchwork-Id: 13987562 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 21081C021B3 for ; Mon, 24 Feb 2025 08:27:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cDB2UMTskdy0klN+QdyA39S7vBKGEftdz7XvLWr2ioA=; b=u/hu3d9S4BBFlV WwU8LhNXdiniUzbC0Uo43BW3GMlqpK1HSwvZbz3RqKQjkFbMxsahx+xi8hxwD1nhk2zl2KS+ARdOS 2h2kmiB7wANJRqegr7KwwoSSkZp01EpApiUAYcW8A68cRCDQHLnZ3LIrpY8nwit3vr8yZWAyTzBF9 gJr1KJVULifiWczMmpsGv13pVfS1qsiKwUaysDpccVq5lAB9YT/lwPQD66+BMtdZnFvcSgOB7SYP3 rkUqHXuHG3RXygbPqGn9Uprmi/hk0/oGHKNnjaZABG0OLrHQsq83VyMKsxE9JwcMIUTLeVs7BY7Lm x5Sje48MgzyTqmH+ZWAg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tmToN-0000000CgsP-3D46; Mon, 24 Feb 2025 08:27:35 +0000 Received: from mail-m15598.qiye.163.com ([101.71.155.98]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tmTbU-0000000CeAK-1vao; Mon, 24 Feb 2025 08:14:19 +0000 Received: from zyb-HP-ProDesk-680-G2-MT.. (unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id bfd287fc; Mon, 24 Feb 2025 16:14:12 +0800 (GMT+08:00) From: Damon Ding To: heiko@sntech.de Subject: [PATCH v7 08/15] drm/bridge: analogix_dp: Support to get &analogix_dp_device.plat_data and &analogix_dp_device.aux Date: Mon, 24 Feb 2025 16:13:18 +0800 Message-Id: <20250224081325.96724-9-damon.ding@rock-chips.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250224081325.96724-1-damon.ding@rock-chips.com> References: <20250224081325.96724-1-damon.ding@rock-chips.com> MIME-Version: 1.0 X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZGRhJTFZMQx4ZTxgaGEJOHx5WFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSU9PT0 hVSktLVUpCS0tZBg++ X-HM-Tid: 0a95370558a503a3kunmbfd287fc X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6Mk06Txw5CDIIPxMINjNCERox FjVPCRFVSlVKTE9LSENPQ05PS05KVTMWGhIXVR8aFhQVVR8SFRw7CRQYEFYYExILCFUYFBZFWVdZ EgtZQVlOQ1VJSVVMVUpKT1lXWQgBWUFJSEhJNwY+ DKIM-Signature: a=rsa-sha256; b=GLgr6nkctNPu6INmn0kVer+brXnHibm00sEcyimMp8MrovnOBm3BJiULkrn/nOmoIKE0Hv46T82XVvSBC+Yjvo/TV2p/Th8GSSp8WWUKFQrrv5t7xQ9GB2ElQS99NEbJ1pR2oRWOO+Ldetplkt/QPY+rLTs9qasKl2vBoHYYPZQ=; c=relaxed/relaxed; s=default; d=rock-chips.com; v=1; bh=vFNLx3mVJkNrtpnLRfymjsE7a21su2k2qmf8fwmsfeE=; h=date:mime-version:subject:message-id:from; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250224_001416_665051_9BC1CC79 X-CRM114-Status: UNSURE ( 9.38 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: dianders@chromium.org, dri-devel@lists.freedesktop.org, hjc@rock-chips.com, Laurent.pinchart@ideasonboard.com, andrzej.hajda@intel.com, robh@kernel.org, rfoss@kernel.org, sebastian.reichel@collabora.com, jernej.skrabec@gmail.com, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, conor+dt@kernel.org, jonas@kwiboo.se, dmitry.baryshkov@linaro.org, Damon Ding , linux-arm-kernel@lists.infradead.org, neil.armstrong@linaro.org, linux-kernel@vger.kernel.org, boris.brezillon@collabora.com, andy.yan@rock-chips.com, krzk+dt@kernel.org, l.stach@pengutronix.de Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Add two new functions: one to find &analogix_dp_device.plat_data via &drm_dp_aux, and the other to get &analogix_dp_device.aux. Both of them serve for the function of getting panel from DP AUX bus, which is why they are included in a single commit. Signed-off-by: Damon Ding Reviewed-by: Dmitry Baryshkov --- Changes in v7: - Use the forward-declare struct drm_dp_aux instead of including the relevant header file. --- drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 14 ++++++++++++++ include/drm/bridge/analogix_dp.h | 4 ++++ 2 files changed, 18 insertions(+) diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c index 2c94f77c1d4c..a57e06d303a1 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c @@ -1767,6 +1767,20 @@ int analogix_dp_stop_crc(struct drm_connector *connector) } EXPORT_SYMBOL_GPL(analogix_dp_stop_crc); +struct analogix_dp_plat_data *analogix_dp_aux_to_plat_data(struct drm_dp_aux *aux) +{ + struct analogix_dp_device *dp = to_dp(aux); + + return dp->plat_data; +} +EXPORT_SYMBOL_GPL(analogix_dp_aux_to_plat_data); + +struct drm_dp_aux *analogix_dp_get_aux(struct analogix_dp_device *dp) +{ + return &dp->aux; +} +EXPORT_SYMBOL_GPL(analogix_dp_get_aux); + MODULE_AUTHOR("Jingoo Han "); MODULE_DESCRIPTION("Analogix DP Core Driver"); MODULE_LICENSE("GPL v2"); diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h index 6002c5666031..e19b0bbc57d6 100644 --- a/include/drm/bridge/analogix_dp.h +++ b/include/drm/bridge/analogix_dp.h @@ -10,6 +10,7 @@ #include struct analogix_dp_device; +struct drm_dp_aux; enum analogix_dp_devtype { EXYNOS_DP, @@ -48,4 +49,7 @@ void analogix_dp_unbind(struct analogix_dp_device *dp); int analogix_dp_start_crc(struct drm_connector *connector); int analogix_dp_stop_crc(struct drm_connector *connector); +struct analogix_dp_plat_data *analogix_dp_aux_to_plat_data(struct drm_dp_aux *aux); +struct drm_dp_aux *analogix_dp_get_aux(struct analogix_dp_device *dp); + #endif /* _ANALOGIX_DP_H_ */