drm/modes: Add drm_mode_hsync()

[safe/jmp/linux-2.6] / include / drm / drm_crtc_helper.h

diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 4bc04cf..b29e201 100644 (file)
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -33,13 +33,13 @@
 #ifndef __DRM_CRTC_HELPER_H__
 #define __DRM_CRTC_HELPER_H__
 
-#include <linux/i2c.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
 #include <linux/idr.h>
 
 #include <linux/fb.h>
 
+#include "drm_fb_helper.h"
 struct drm_crtc_helper_funcs {
        /*
         * Control power levels on the CRTC.  If the mode passed in is
@@ -54,13 +54,16 @@ struct drm_crtc_helper_funcs {
                           struct drm_display_mode *mode,
                           struct drm_display_mode *adjusted_mode);
        /* Actually set the mode */
-       void (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
-                        struct drm_display_mode *adjusted_mode, int x, int y,
-                        struct drm_framebuffer *old_fb);
+       int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
+                       struct drm_display_mode *adjusted_mode, int x, int y,
+                       struct drm_framebuffer *old_fb);
 
        /* Move the crtc on the current fb to the given position *optional* */
-       void (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
-                             struct drm_framebuffer *old_fb);
+       int (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
+                            struct drm_framebuffer *old_fb);
+
+       /* reload the current crtc LUT */
+       void (*load_lut)(struct drm_crtc *crtc);
 };
 
 struct drm_encoder_helper_funcs {
@@ -76,9 +79,12 @@ struct drm_encoder_helper_funcs {
        void (*mode_set)(struct drm_encoder *encoder,
                         struct drm_display_mode *mode,
                         struct drm_display_mode *adjusted_mode);
+       struct drm_crtc *(*get_crtc)(struct drm_encoder *encoder);
        /* detect for DAC style encoders */
        enum drm_connector_status (*detect)(struct drm_encoder *encoder,
                                            struct drm_connector *connector);
+       /* disable encoder when not in use - more explicit than dpms off */
+       void (*disable)(struct drm_encoder *encoder);
 };
 
 struct drm_connector_helper_funcs {
@@ -88,16 +94,19 @@ struct drm_connector_helper_funcs {
        struct drm_encoder *(*best_encoder)(struct drm_connector *connector);
 };
 
-extern void drm_helper_probe_single_connector_modes(struct drm_connector *connector, uint32_t maxX, uint32_t maxY);
+extern int drm_helper_probe_single_connector_modes(struct drm_connector *connector, uint32_t maxX, uint32_t maxY);
 extern void drm_helper_disable_unused_functions(struct drm_device *dev);
 extern int drm_helper_hotplug_stage_two(struct drm_device *dev);
-extern bool drm_helper_initial_config(struct drm_device *dev, bool can_grow);
+extern bool drm_helper_initial_config(struct drm_device *dev);
 extern int drm_crtc_helper_set_config(struct drm_mode_set *set);
 extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
                                     struct drm_display_mode *mode,
                                     int x, int y,
                                     struct drm_framebuffer *old_fb);
 extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc);
+extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder);
+
+extern void drm_helper_connector_dpms(struct drm_connector *connector, int mode);
 
 extern int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,
                                          struct drm_mode_fb_cmd *mode_cmd);
@@ -114,10 +123,11 @@ static inline void drm_encoder_helper_add(struct drm_encoder *encoder,
        encoder->helper_private = (void *)funcs;
 }
 
-static inline void drm_connector_helper_add(struct drm_connector *connector,
+static inline int drm_connector_helper_add(struct drm_connector *connector,
                                            const struct drm_connector_helper_funcs *funcs)
 {
        connector->helper_private = (void *)funcs;
+       return drm_fb_helper_add_connector(connector);
 }
 
 extern int drm_helper_resume_force_mode(struct drm_device *dev);