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authorJesse Barnes <jbarnes@virtuousgeek.org>2010-08-05 09:22:31 -0500
committerJason Wessel <jason.wessel@windriver.com>2010-08-05 09:22:31 -0500
commit1a7aba7f4e45014c5a4741164b1ecb4ffe616fb7 (patch)
treef6884f1f17cf8715b6c3d21fc821847cebc3f7ad /include/drm
parentfb: add hooks to handle KDB enter/exit (diff)
downloadlinux-dev-1a7aba7f4e45014c5a4741164b1ecb4ffe616fb7.tar.xz
linux-dev-1a7aba7f4e45014c5a4741164b1ecb4ffe616fb7.zip
drm: add KGDB/KDB support
Implement the callbacks for KDB entry/exit via the drm helpers. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_crtc_helper.h2
-rw-r--r--include/drm/drm_fb_helper.h5
2 files changed, 7 insertions, 0 deletions
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 1121f7799c6f..10f7d03e58a9 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -60,6 +60,8 @@ struct drm_crtc_helper_funcs {
/* Move the crtc on the current fb to the given position *optional* */
int (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb);
+ int (*mode_set_base_atomic)(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb, int x, int y);
/* reload the current crtc LUT */
void (*load_lut)(struct drm_crtc *crtc);
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index f0a6afc47e76..f22e7fe4b6db 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -32,6 +32,8 @@
struct drm_fb_helper;
+#include <linux/kgdb.h>
+
struct drm_fb_helper_crtc {
uint32_t crtc_id;
struct drm_mode_set mode_set;
@@ -78,6 +80,7 @@ struct drm_fb_helper_connector {
struct drm_fb_helper {
struct drm_framebuffer *fb;
+ struct drm_framebuffer *saved_fb;
struct drm_device *dev;
struct drm_display_mode *mode;
int crtc_count;
@@ -126,5 +129,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info);
bool drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper);
bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel);
int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper);
+int drm_fb_helper_debug_enter(struct fb_info *info);
+int drm_fb_helper_debug_leave(struct fb_info *info);
#endif