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From: Arnd Bergmann <arnd@arndb.de>
To: Yannick Fertre <yannick.fertre@st.com>,
	Philippe Cornu <philippe.cornu@st.com>,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	Vincent Abriou <vincent.abriou@st.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@st.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
	dri-devel@lists.freedesktop.org,
	linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH] drm/stm: fix CONFIG_FB dependency
Date: Thu,  7 Mar 2019 16:53:14 +0100	[thread overview]
Message-ID: <20190307155323.2949975-1-arnd@arndb.de> (raw)

The DRM_STM driver can be built independently of the framebuffer
layer, but it causes a Kconfig warning:

WARNING: unmet direct dependencies detected for FB_PROVIDE_GET_FB_UNMAPPED_AREA
  Depends on [n]: HAS_IOMEM [=y] && FB [=n]
  Selected by [y]:
  - DRM_STM [=y] && HAS_IOMEM [=y] && DRM [=y] && (ARCH_STM32 [=n] || ARCH_MULTIPLATFORM [=y])

Selecting FB_PROVIDE_GET_FB_UNMAPPED_AREA actually has no effect
if CONFIG_FB is disabled, so we can make it a conditional 'select'
instead.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/gpu/drm/stm/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/stm/Kconfig b/drivers/gpu/drm/stm/Kconfig
index 35367ada3bc1..d15b10de1da6 100644
--- a/drivers/gpu/drm/stm/Kconfig
+++ b/drivers/gpu/drm/stm/Kconfig
@@ -6,7 +6,7 @@ config DRM_STM
 	select DRM_KMS_CMA_HELPER
 	select DRM_PANEL_BRIDGE
 	select VIDEOMODE_HELPERS
-	select FB_PROVIDE_GET_FB_UNMAPPED_AREA
+	select FB_PROVIDE_GET_FB_UNMAPPED_AREA if FB
 
 	help
 	  Enable support for the on-chip display controller on
-- 
2.20.0


WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: Yannick Fertre <yannick.fertre@st.com>,
	Philippe Cornu <philippe.cornu@st.com>,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	Vincent Abriou <vincent.abriou@st.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@st.com>
Cc: linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Arnd Bergmann <arnd@arndb.de>,
	linux-stm32@st-md-mailman.stormreply.com
Subject: [PATCH] drm/stm: fix CONFIG_FB dependency
Date: Thu,  7 Mar 2019 16:53:14 +0100	[thread overview]
Message-ID: <20190307155323.2949975-1-arnd@arndb.de> (raw)

The DRM_STM driver can be built independently of the framebuffer
layer, but it causes a Kconfig warning:

WARNING: unmet direct dependencies detected for FB_PROVIDE_GET_FB_UNMAPPED_AREA
  Depends on [n]: HAS_IOMEM [=y] && FB [=n]
  Selected by [y]:
  - DRM_STM [=y] && HAS_IOMEM [=y] && DRM [=y] && (ARCH_STM32 [=n] || ARCH_MULTIPLATFORM [=y])

Selecting FB_PROVIDE_GET_FB_UNMAPPED_AREA actually has no effect
if CONFIG_FB is disabled, so we can make it a conditional 'select'
instead.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/gpu/drm/stm/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/stm/Kconfig b/drivers/gpu/drm/stm/Kconfig
index 35367ada3bc1..d15b10de1da6 100644
--- a/drivers/gpu/drm/stm/Kconfig
+++ b/drivers/gpu/drm/stm/Kconfig
@@ -6,7 +6,7 @@ config DRM_STM
 	select DRM_KMS_CMA_HELPER
 	select DRM_PANEL_BRIDGE
 	select VIDEOMODE_HELPERS
-	select FB_PROVIDE_GET_FB_UNMAPPED_AREA
+	select FB_PROVIDE_GET_FB_UNMAPPED_AREA if FB
 
 	help
 	  Enable support for the on-chip display controller on
-- 
2.20.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: Yannick Fertre <yannick.fertre@st.com>,
	Philippe Cornu <philippe.cornu@st.com>,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	Vincent Abriou <vincent.abriou@st.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@st.com>
Cc: linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Arnd Bergmann <arnd@arndb.de>,
	linux-stm32@st-md-mailman.stormreply.com
Subject: [PATCH] drm/stm: fix CONFIG_FB dependency
Date: Thu,  7 Mar 2019 16:53:14 +0100	[thread overview]
Message-ID: <20190307155323.2949975-1-arnd@arndb.de> (raw)

The DRM_STM driver can be built independently of the framebuffer
layer, but it causes a Kconfig warning:

WARNING: unmet direct dependencies detected for FB_PROVIDE_GET_FB_UNMAPPED_AREA
  Depends on [n]: HAS_IOMEM [=y] && FB [=n]
  Selected by [y]:
  - DRM_STM [=y] && HAS_IOMEM [=y] && DRM [=y] && (ARCH_STM32 [=n] || ARCH_MULTIPLATFORM [=y])

Selecting FB_PROVIDE_GET_FB_UNMAPPED_AREA actually has no effect
if CONFIG_FB is disabled, so we can make it a conditional 'select'
instead.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/gpu/drm/stm/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/stm/Kconfig b/drivers/gpu/drm/stm/Kconfig
index 35367ada3bc1..d15b10de1da6 100644
--- a/drivers/gpu/drm/stm/Kconfig
+++ b/drivers/gpu/drm/stm/Kconfig
@@ -6,7 +6,7 @@ config DRM_STM
 	select DRM_KMS_CMA_HELPER
 	select DRM_PANEL_BRIDGE
 	select VIDEOMODE_HELPERS
-	select FB_PROVIDE_GET_FB_UNMAPPED_AREA
+	select FB_PROVIDE_GET_FB_UNMAPPED_AREA if FB
 
 	help
 	  Enable support for the on-chip display controller on
-- 
2.20.0

_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

             reply	other threads:[~2019-03-07 15:53 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-07 15:53 Arnd Bergmann [this message]
2019-03-07 15:53 ` [PATCH] drm/stm: fix CONFIG_FB dependency Arnd Bergmann
2019-03-07 15:53 ` Arnd Bergmann
2019-03-08 15:50 ` Yannick FERTRE
2019-03-11 14:24   ` Arnd Bergmann
2019-03-11 14:24     ` Arnd Bergmann
2019-03-11 14:24     ` Arnd Bergmann
2019-03-11 14:49     ` Benjamin Gaignard
2019-03-11 14:49       ` Benjamin Gaignard
2019-03-11 14:49       ` Benjamin Gaignard

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