diff options
author | Alan Hourihane <alanh@tungstengraphics.com> | 2008-03-11 20:29:37 +0000 |
---|---|---|
committer | Alan Hourihane <alanh@tungstengraphics.com> | 2008-03-11 20:30:25 +0000 |
commit | 903d9231d6f998657cc80ee6f20ded4df68e691b (patch) | |
tree | 594b3c4465fb938e4baf145930662eff2a13cf83 /shared-core/drm.h | |
parent | 5a7f4b3074d5cda909fc7329bc91da11d89181e1 (diff) |
Add support for monitor hotplug signals/waits
Also adjust i915 irq handling as it follows the 16bit'ism's
of the i8xx series.
Diffstat (limited to 'shared-core/drm.h')
-rw-r--r-- | shared-core/drm.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/shared-core/drm.h b/shared-core/drm.h index 303a84b6..a1ebfb93 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -555,6 +555,39 @@ union drm_wait_vblank { struct drm_wait_vblank_reply reply; }; +/* Handle monitor hotplug. + * + * May want to extend this later to pass reply information which + * details the outputs which generated the hotplug event. + * Some chipsets can't determine that though, and we'd need to leave + * it to the higher levels to determine exactly what changed. + */ +enum drm_hotplug_seq_type { + _DRM_HOTPLUG_SIGNAL = 0x00000001, /**< Send signal instead of blocking */ +}; + +struct drm_wait_hotplug_request { + enum drm_hotplug_seq_type type; + unsigned long signal; +}; + +struct drm_wait_hotplug_reply { + enum drm_hotplug_seq_type type; + unsigned int counter; + long tval_sec; + long tval_usec; +}; + +/** + * DRM_IOCTL_WAIT_HOTPLUG ioctl argument type. + * + * \sa drmWaitHotplug(). + */ +union drm_wait_hotplug { + struct drm_wait_hotplug_request request; + struct drm_wait_hotplug_reply reply; +}; + enum drm_modeset_ctl_cmd { _DRM_PRE_MODESET = 1, _DRM_POST_MODESET = 2, @@ -1238,6 +1271,7 @@ struct drm_mode_hotplug { #define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAB, struct drm_mode_get_property) #define DRM_IOCTL_MODE_CURSOR DRM_IOWR(0xAC, struct drm_mode_cursor) #define DRM_IOCTL_MODE_HOTPLUG DRM_IOWR(0xAD, struct drm_mode_hotplug) +#define DRM_IOCTL_WAIT_HOTPLUG DRM_IOWR(0xAE, union drm_wait_hotplug) /*@}*/ |