From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A66C4C433FE for ; Wed, 27 Oct 2021 14:40:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8800760720 for ; Wed, 27 Oct 2021 14:40:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236488AbhJ0OnT (ORCPT ); Wed, 27 Oct 2021 10:43:19 -0400 Received: from mga11.intel.com ([192.55.52.93]:34978 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242650AbhJ0OnR (ORCPT ); Wed, 27 Oct 2021 10:43:17 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10150"; a="227630638" X-IronPort-AV: E=Sophos;i="5.87,186,1631602800"; d="scan'208";a="227630638" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Oct 2021 07:40:52 -0700 X-IronPort-AV: E=Sophos;i="5.87,186,1631602800"; d="scan'208";a="465749065" Received: from smile.fi.intel.com ([10.237.72.184]) by orsmga002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Oct 2021 07:40:49 -0700 Received: from andy by smile.fi.intel.com with local (Exim 4.95) (envelope-from ) id 1mfk6P-001Ti4-3p; Wed, 27 Oct 2021 17:40:29 +0300 Date: Wed, 27 Oct 2021 17:40:28 +0300 From: Andy Shevchenko To: Arnd Bergmann Cc: dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, intel-gfx@lists.freedesktop.org, Jani Nikula , Arnd Bergmann , Daniel Vetter , Thomas Zimmermann , Geert Uytterhoeven , Randy Dunlap , linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] fbdev: rework FB_DDC dependencies Message-ID: References: <20211027132732.3993279-1-arnd@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211027132732.3993279-1-arnd@kernel.org> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org On Wed, Oct 27, 2021 at 03:27:12PM +0200, Arnd Bergmann wrote: > From: Arnd Bergmann > > Selecting FB_DDC currently turns on CONFIG_I2C implicitly, > which is often not desired and can lead to circular dependencies. > > Change this to a 'depends on' and change all drivers that > rely on FB_DDC to have an appropriate I2C dependency as well. No objections from me. Acked-by: Andy Shevchenko > Signed-off-by: Arnd Bergmann > --- > drivers/video/fbdev/Kconfig | 17 +++++++++++++---- > 1 file changed, 13 insertions(+), 4 deletions(-) > > diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig > index 6ed5e608dd04..c187a93c9a16 100644 > --- a/drivers/video/fbdev/Kconfig > +++ b/drivers/video/fbdev/Kconfig > @@ -62,9 +62,8 @@ config FIRMWARE_EDID > > config FB_DDC > tristate > - depends on FB > + depends on FB && I2C > select I2C_ALGOBIT > - select I2C > > config FB_BOOT_VESA_SUPPORT > bool > @@ -356,6 +355,7 @@ config FB_CYBER2000 > config FB_CYBER2000_DDC > bool "DDC for CyberPro support" > depends on FB_CYBER2000 > + depends on I2C=y || I2C=FB_CYBER2000 > select FB_DDC > default y > help > @@ -894,6 +894,7 @@ config FB_NVIDIA > config FB_NVIDIA_I2C > bool "Enable DDC Support" > depends on FB_NVIDIA > + depends on I2C=y || I2C=FB_NVIDIA > select FB_DDC > help > This enables I2C support for nVidia Chipsets. This is used > @@ -940,6 +941,7 @@ config FB_RIVA > config FB_RIVA_I2C > bool "Enable DDC Support" > depends on FB_RIVA > + depends on I2C=y || I2C=FB_RIVA > select FB_DDC > help > This enables I2C support for nVidia Chipsets. This is used > @@ -967,7 +969,7 @@ config FB_RIVA_BACKLIGHT > > config FB_I740 > tristate "Intel740 support" > - depends on FB && PCI > + depends on FB && PCI && I2C > select FB_MODE_HELPERS > select FB_CFB_FILLRECT > select FB_CFB_COPYAREA > @@ -1021,6 +1023,7 @@ config FB_I810_GTF > config FB_I810_I2C > bool "Enable DDC Support" > depends on FB_I810 && FB_I810_GTF > + depends on I2C=y || I2C=FB_I810 > select FB_DDC > help > Add DDC/I2C support for i810fb. This will allow the driver to get > @@ -1076,6 +1079,7 @@ config FB_INTEL_DEBUG > config FB_INTEL_I2C > bool "DDC/I2C for Intel framebuffer support" > depends on FB_INTEL > + depends on I2C=y || I2C=FB_INTEL > select FB_DDC > default y > help > @@ -1155,6 +1159,7 @@ config FB_MATROX_G > config FB_MATROX_I2C > tristate "Matrox I2C support" > depends on FB_MATROX > + depends on I2C=y || I2C=FB_MATROX > select FB_DDC > help > This drivers creates I2C buses which are needed for accessing the > @@ -1220,6 +1225,7 @@ config FB_RADEON > config FB_RADEON_I2C > bool "DDC/I2C for ATI Radeon support" > depends on FB_RADEON > + depends on I2C=y || I2C=FB_RADEON > select FB_DDC > default y > help > @@ -1329,6 +1335,7 @@ config FB_S3 > config FB_S3_DDC > bool "DDC for S3 support" > depends on FB_S3 > + depends on I2C=y || I2C=FB_S3 > select FB_DDC > default y > help > @@ -1354,6 +1361,7 @@ config FB_SAVAGE > config FB_SAVAGE_I2C > bool "Enable DDC2 Support" > depends on FB_SAVAGE > + depends on I2C=y || I2C=FB_SAVAGE > select FB_DDC > help > This enables I2C support for S3 Savage Chipsets. This is used > @@ -1493,6 +1501,7 @@ config FB_3DFX_ACCEL > config FB_3DFX_I2C > bool "Enable DDC/I2C support" > depends on FB_3DFX > + depends on I2C=y || I2C=FB_3DFX > select FB_DDC > default y > help > @@ -1532,7 +1541,7 @@ config FB_VT8623 > > config FB_TRIDENT > tristate "Trident/CyberXXX/CyberBlade support" > - depends on FB && PCI > + depends on FB && PCI && I2C > select FB_CFB_FILLRECT > select FB_CFB_COPYAREA > select FB_CFB_IMAGEBLIT > -- > 2.29.2 > -- With Best Regards, Andy Shevchenko