From 9d7874731a1df1bda90575174e2c1821e80b269a Mon Sep 17 00:00:00 2001 From: Jordan Crouse Date: Wed, 28 Jun 2017 09:55:10 -0600 Subject: drm/msm: Add a parameter query for the number of ringbuffers In order to manage ringbuffer priority to its fullest userspace should know how many ringbuffers it has to work with. Add a parameter to return the number of active rings. Change-Id: Ic0dedbada6010dd5122e8409141fd23b414d73e4 Signed-off-by: Jordan Crouse --- include/uapi/drm/msm_drm.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/uapi/drm') diff --git a/include/uapi/drm/msm_drm.h b/include/uapi/drm/msm_drm.h index 474130b57093..927c3626edb7 100644 --- a/include/uapi/drm/msm_drm.h +++ b/include/uapi/drm/msm_drm.h @@ -103,6 +103,7 @@ struct drm_msm_ext_panel_hdr_properties { #define MSM_PARAM_MAX_FREQ 0x04 #define MSM_PARAM_TIMESTAMP 0x05 #define MSM_PARAM_GMEM_BASE 0x06 +#define MSM_PARAM_NR_RINGS 0x07 struct drm_msm_param { __u32 pipe; /* in, MSM_PIPE_x */ -- cgit v1.2.3