From patchwork Mon Mar 25 12:52:08 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 13602052 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 31AF6C54E58 for ; Mon, 25 Mar 2024 12:52:45 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1951B10E859; Mon, 25 Mar 2024 12:52:44 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="Nk2IHwuB"; dkim-atps=neutral Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by gabe.freedesktop.org (Postfix) with ESMTPS id B499010E85E for ; Mon, 25 Mar 2024 12:52:36 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id CB272CE136F; Mon, 25 Mar 2024 12:52:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B5D79C433C7; Mon, 25 Mar 2024 12:52:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711371154; bh=xNV/99nE8pMFC8DGwvW9GjM4FQgY1gJBz+wcJX1V/RI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Nk2IHwuBOobtsuH2zrUSr/F0qdb0QVB5pe8K7Kgw4va0C/1CHTtq4vUHwruH9DHDX ZUn/PHzgeOuiLbjfgkPb/bikNhmDAZ9B5cpakDZtFCGul+wYtr4XFyLQ9KKZAaare2 Ud9Vc9XrWGFhHt6z5+qJd6ldIvrQ2StcWZmM1t4+Ql6xMbq28LTR34FH1PR7zWquFN vv358+ULG+q9YC0vWmxecSdm/1u/GBJvCkrbU9ZFIcguFZzsbNpDslEkx2lueIglkg Jk7B1a7H8FXlqORZIXM6Cd1JZ5bknU82HmPl6s+qh9meMUePWlWrhHxdKjqX6c8+7o pyZ8Qbq/RkK/g== From: Maxime Ripard Date: Mon, 25 Mar 2024 13:52:08 +0100 Subject: [PATCH 06/12] drm/display: Make all helpers visible and switch to depends on MIME-Version: 1.0 Message-Id: <20240325-kms-kconfig-helpers-v1-6-bfec6949d9c3@kernel.org> References: <20240325-kms-kconfig-helpers-v1-0-bfec6949d9c3@kernel.org> In-Reply-To: <20240325-kms-kconfig-helpers-v1-0-bfec6949d9c3@kernel.org> To: Maarten Lankhorst , Thomas Zimmermann , David Airlie , Daniel Vetter Cc: Jani Nikula , dri-devel@lists.freedesktop.org, Maxime Ripard X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=3099; i=mripard@kernel.org; h=from:subject:message-id; bh=xNV/99nE8pMFC8DGwvW9GjM4FQgY1gJBz+wcJX1V/RI=; b=owGbwMvMwCmsHn9OcpHtvjLG02pJDGmMxZWuzDP94xPvb53s8j618LywtO61q14Vzx1Wu09db Xgib5Z4x1QWBmFOBlkxRZYnMmGnl7cvrnKwX/kDZg4rE8gQBi5OAZjI5AeMdToXF3RwXzrhcOP2 P1kvXrOFz7+KXTnuxnR3nVDb/xS/LoMFMVvlmYst8lp3Kfzn+CJSx1inPHP1FqHCw+sYzRaqf3U NXr6Yg+W0PINI/auf8cK/HxssOJLmVPdyIUOAw4Tejmf/P78CAA== X-Developer-Key: i=mripard@kernel.org; a=openpgp; fpr=BE5675C37E818C8B5764241C254BCFC56BF6CE8D X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" All the helpers Kconfig symbols so far have relied on drivers selecting them, and that's what most drivers did. However, this creates an issue nowadays when helpers depend on each other, and select doesn't transitively select a dependency dependencies. Depends on doesn't have that limitation though, so let's convert those symbols to be dependable and use depends on between them too. Suggested-by: Jani Nikula Signed-off-by: Maxime Ripard --- drivers/gpu/drm/display/Kconfig | 26 ++++++++++++++------------ 1 file changed, 14 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/display/Kconfig b/drivers/gpu/drm/display/Kconfig index 864a6488bfdf..c77e7f85bd67 100644 --- a/drivers/gpu/drm/display/Kconfig +++ b/drivers/gpu/drm/display/Kconfig @@ -1,48 +1,50 @@ # SPDX-License-Identifier: MIT config DRM_DISPLAY_HELPER - tristate + tristate "DRM Display Helpers" depends on DRM help DRM helpers for display adapters. config DRM_DISPLAY_DP_AUX_BUS - tristate + tristate "DRM DisplayPort AUX bus support" depends on DRM depends on OF || COMPILE_TEST config DRM_DISPLAY_DP_AUX_CEC bool "Enable DisplayPort CEC-Tunneling-over-AUX HDMI support" - depends on DRM && DRM_DISPLAY_HELPER - select DRM_DISPLAY_DP_HELPER + depends on DRM + depends on DRM_DISPLAY_HELPER + depends on DRM_DISPLAY_DP_HELPER select CEC_CORE help Choose this option if you want to enable HDMI CEC support for DisplayPort/USB-C to HDMI adapters. Note: not all adapters support this feature, and even for those that do support this they often do not hook up the CEC pin. config DRM_DISPLAY_DP_AUX_CHARDEV - bool "DRM DP AUX Interface" - depends on DRM && DRM_DISPLAY_HELPER - select DRM_DISPLAY_DP_HELPER + bool "DRM DisplayPort AUX Interface" + depends on DRM + depends on DRM_DISPLAY_HELPER + depends on DRM_DISPLAY_DP_HELPER help Choose this option to enable a /dev/drm_dp_auxN node that allows to read and write values to arbitrary DPCD registers on the DP aux channel. config DRM_DISPLAY_DP_HELPER - bool + bool "DRM DisplayPort Helpers" depends on DRM_DISPLAY_HELPER help DRM display helpers for DisplayPort. config DRM_DISPLAY_DP_TUNNEL - bool - select DRM_DISPLAY_DP_HELPER + bool "DRM DisplayPort tunnels support" + depends on DRM_DISPLAY_DP_HELPER help Enable support for DisplayPort tunnels. This allows drivers to use DP tunnel features like the Bandwidth Allocation mode to maximize the BW utilization for display streams on Thunderbolt links. @@ -58,15 +60,15 @@ config DRM_DISPLAY_DP_TUNNEL_STATE_DEBUG streams contained in tunnels. If in doubt, say "N". config DRM_DISPLAY_HDCP_HELPER - bool + bool "DRM HDCD Helpers" depends on DRM_DISPLAY_HELPER help DRM display helpers for HDCP. config DRM_DISPLAY_HDMI_HELPER - bool + bool "DRM HDMI Helpers" depends on DRM_DISPLAY_HELPER help DRM display helpers for HDMI.