linux-kernel - [PATCH v5 4/6] drm: Decouple nomodeset from CONFIG_VGA

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Message-Id: <20211112133230.1595307-5-javierm@redhat.com>
Date:   Fri, 12 Nov 2021 14:32:28 +0100
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     Jani Nikula <jani.nikula@...el.com>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Peter Robinson <pbrobinson@...il.com>,
        Michel Dänzer <michel@...nzer.net>,
        dri-devel@...ts.freedesktop.org,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Pekka Paalanen <pekka.paalanen@...labora.com>,
        Javier Martinez Canillas <javierm@...hat.com>
Subject: [PATCH v5 4/6] drm: Decouple nomodeset from CONFIG_VGA_CONSOLE

This relationship was only for historical reasons and the nomodeset option
should be available even on platforms that don't enable CONFIG_VGA_CONSOLE.

Suggested-by: Thomas Zimmermann <tzimmermann@...e.de>
Signed-off-by: Javier Martinez Canillas <javierm@...hat.com>
Acked-by: Thomas Zimmermann <tzimmermann@...e.de>
Acked-by: Jani Nikula <jani.nikula@...el.com>
Acked-by: Pekka Paalanen <pekka.paalanen@...labora.com>
---

(no changes since v1)

 drivers/gpu/drm/Kconfig  | 6 ++++++
 drivers/gpu/drm/Makefile | 2 +-
 include/drm/drm_drv.h    | 4 ----
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git drivers/gpu/drm/Kconfig drivers/gpu/drm/Kconfig
index fb144617055b..483d534eb074 100644
--- drivers/gpu/drm/Kconfig
+++ drivers/gpu/drm/Kconfig
@@ -8,6 +8,7 @@
 menuconfig DRM
 	tristate "Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)"
 	depends on (AGP || AGP=n) && !EMULATED_CMPXCHG && HAS_DMA
+	select DRM_NOMODESET
 	select DRM_PANEL_ORIENTATION_QUIRKS
 	select HDMI
 	select FB_CMDLINE
@@ -493,6 +494,11 @@ config DRM_EXPORT_FOR_TESTS
 config DRM_PANEL_ORIENTATION_QUIRKS
 	tristate
 
+# Separate option because nomodeset parameter is global and expected built-in
+config DRM_NOMODESET
+	bool
+	default n
+
 config DRM_LIB_RANDOM
 	bool
 	default n
diff --git drivers/gpu/drm/Makefile drivers/gpu/drm/Makefile
index c74810c285af..fa16d3e0bbdc 100644
--- drivers/gpu/drm/Makefile
+++ drivers/gpu/drm/Makefile
@@ -33,7 +33,7 @@ drm-$(CONFIG_DRM_PRIVACY_SCREEN) += drm_privacy_screen.o drm_privacy_screen_x86.
 
 obj-$(CONFIG_DRM_DP_AUX_BUS) += drm_dp_aux_bus.o
 
-obj-$(CONFIG_VGA_CONSOLE) += drm_nomodeset.o
+obj-$(CONFIG_DRM_NOMODESET) += drm_nomodeset.o
 
 drm_cma_helper-y := drm_gem_cma_helper.o
 obj-$(CONFIG_DRM_GEM_CMA_HELPER) += drm_cma_helper.o
diff --git include/drm/drm_drv.h include/drm/drm_drv.h
index 89e26a732175..da0c836fe8e1 100644
--- include/drm/drm_drv.h
+++ include/drm/drm_drv.h
@@ -601,10 +601,6 @@ static inline bool drm_drv_uses_atomic_modeset(struct drm_device *dev)
 
 int drm_dev_set_unique(struct drm_device *dev, const char *name);
 
-#ifdef CONFIG_VGA_CONSOLE
 extern bool drm_firmware_drivers_only(void);
-#else
-static inline bool drm_firmware_drivers_only(void) { return false; }
-#endif
 
 #endif
-- 
2.33.1