[PATCH] drm/i915: Use CONFIG_DRM_FBDEV_EMULATION

Daniel Vetter daniel.vetter at ffwll.ch
Mon Aug 10 04:34:08 PDT 2015


Instead of our own duplicated one. This fixes a bug in the driver
unload code if DRM_FBDEV_EMULATION=n but DRM_I915_FBDEV=y because we
try to unregister the nonexistent fbdev drm_framebuffer.

Cc: Archit Taneja <architt at codeaurora.org>
Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Reported-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
 drivers/gpu/drm/i915/Kconfig         | 15 ---------------
 drivers/gpu/drm/i915/Makefile        |  2 +-
 drivers/gpu/drm/i915/i915_debugfs.c  |  2 +-
 drivers/gpu/drm/i915/i915_drv.h      |  2 +-
 drivers/gpu/drm/i915/intel_display.c |  4 ++--
 drivers/gpu/drm/i915/intel_dp_mst.c  |  4 ++--
 drivers/gpu/drm/i915/intel_drv.h     |  2 +-
 7 files changed, 8 insertions(+), 23 deletions(-)

diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
index eb87e2538861..051eab33e4c7 100644
--- a/drivers/gpu/drm/i915/Kconfig
+++ b/drivers/gpu/drm/i915/Kconfig
@@ -36,21 +36,6 @@ config DRM_I915
 	  i810 driver instead, and the Atom z5xx series has an entirely
 	  different implementation.
 
-config DRM_I915_FBDEV
-	bool "Enable legacy fbdev support for the modesetting intel driver"
-	depends on DRM_I915
-	select DRM_KMS_FB_HELPER
-	select FB_CFB_FILLRECT
-	select FB_CFB_COPYAREA
-	select FB_CFB_IMAGEBLIT
-	default y
-	help
-	  Choose this option if you have a need for the legacy fbdev
-	  support. Note that this support also provide the linux console
-	  support on top of the intel modesetting driver.
-
-	  If in doubt, say "Y".
-
 config DRM_I915_PRELIMINARY_HW_SUPPORT
 	bool "Enable preliminary support for prerelease Intel hardware by default"
 	depends on DRM_I915
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 41fb8a9c5bef..998b4643109f 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -62,7 +62,7 @@ i915-y += intel_audio.o \
 	  intel_sideband.o \
 	  intel_sprite.o
 i915-$(CONFIG_ACPI)		+= intel_acpi.o intel_opregion.o
-i915-$(CONFIG_DRM_I915_FBDEV)	+= intel_fbdev.o
+i915-$(CONFIG_DRM_FBDEV_EMULATION)	+= intel_fbdev.o
 
 # modesetting output/encoder code
 i915-y += dvo_ch7017.o \
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 95e7b82f05d1..86734be84a65 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1868,7 +1868,7 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
 	struct intel_framebuffer *fb;
 	struct drm_framebuffer *drm_fb;
 
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct drm_i915_private *dev_priv = dev->dev_private;
 
 	ifbdev = dev_priv->fbdev;
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 4932d298e3af..95c115f6a4c7 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1855,7 +1855,7 @@ struct drm_i915_private {
 
 	struct drm_i915_gem_object *vlv_pctx;
 
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	/* list of fbdev register on this device */
 	struct intel_fbdev *fbdev;
 	struct work_struct fbdev_suspend_work;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 16c8052f7eab..9a2f229a1c3a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10131,7 +10131,7 @@ static struct drm_framebuffer *
 mode_fits_in_fbdev(struct drm_device *dev,
 		   struct drm_display_mode *mode)
 {
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_i915_gem_object *obj;
 	struct drm_framebuffer *fb;
@@ -14313,7 +14313,7 @@ intel_user_framebuffer_create(struct drm_device *dev,
 	return intel_framebuffer_create(dev, mode_cmd, obj);
 }
 
-#ifndef CONFIG_DRM_I915_FBDEV
+#ifndef CONFIG_DRM_FBDEV_EMULATION
 static inline void intel_fbdev_output_poll_changed(struct drm_device *dev)
 {
 }
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index f4fe1183bae6..369f8b6b804f 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -406,7 +406,7 @@ static bool intel_dp_mst_get_hw_state(struct intel_connector *connector)
 
 static void intel_connector_add_to_fbdev(struct intel_connector *connector)
 {
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	drm_fb_helper_add_one_connector(&dev_priv->fbdev->helper, &connector->base);
 #endif
@@ -414,7 +414,7 @@ static void intel_connector_add_to_fbdev(struct intel_connector *connector)
 
 static void intel_connector_remove_from_fbdev(struct intel_connector *connector)
 {
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 	drm_fb_helper_remove_one_connector(&dev_priv->fbdev->helper, &connector->base);
 #endif
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 6b3e2c6e6c54..80aaed6d4c0b 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1205,7 +1205,7 @@ void intel_dvo_init(struct drm_device *dev);
 
 
 /* legacy fbdev emulation in intel_fbdev.c */
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 extern int intel_fbdev_init(struct drm_device *dev);
 extern void intel_fbdev_initial_config(void *data, async_cookie_t cookie);
 extern void intel_fbdev_fini(struct drm_device *dev);
-- 
2.5.0



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