[Intel-gfx] [PATCH v2 3/3] drm/vc4: Support for panic screen

Noralf Trønnes noralf at tronnes.org
Mon Mar 11 17:42:18 UTC 2019


Use drm_fb_cma_fb_create() to get panic screen support.

Signed-off-by: Noralf Trønnes <noralf at tronnes.org>
---
 drivers/gpu/drm/Makefile      | 2 +-
 drivers/gpu/drm/vc4/vc4_kms.c | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index 1ac55c65eac0..3cc57b5c9aff 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -19,7 +19,7 @@ drm-y       :=	drm_auth.o drm_bufs.o drm_cache.o \
 		drm_plane.o drm_color_mgmt.o drm_print.o \
 		drm_dumb_buffers.o drm_mode_config.o drm_vblank.o \
 		drm_syncobj.o drm_lease.o drm_writeback.o drm_client.o \
-		drm_atomic_uapi.o
+		drm_atomic_uapi.o drm_panic.o
 
 drm-$(CONFIG_DRM_LIB_RANDOM) += lib/drm_random.o
 drm-$(CONFIG_DRM_VM) += drm_vm.o
diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c
index 5160cad25fce..fb9fde08c17f 100644
--- a/drivers/gpu/drm/vc4/vc4_kms.c
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
@@ -17,6 +17,7 @@
 #include <drm/drm_crtc.h>
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
+#include <drm/drm_fb_cma_helper.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_plane_helper.h>
 #include <drm/drm_probe_helper.h>
@@ -336,7 +337,7 @@ static struct drm_framebuffer *vc4_fb_create(struct drm_device *dev,
 		mode_cmd = &mode_cmd_local;
 	}
 
-	return drm_gem_fb_create(dev, file_priv, mode_cmd);
+	return drm_fb_cma_fb_create(dev, file_priv, mode_cmd);
 }
 
 /* Our CTM has some peculiar limitations: we can only enable it for one CRTC
-- 
2.20.1



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