diff options
Diffstat (limited to 'include/uapi/drm/vc4_drm.h')
| -rw-r--r-- | include/uapi/drm/vc4_drm.h | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/include/uapi/drm/vc4_drm.h b/include/uapi/drm/vc4_drm.h index 4dabfeab4dcc..9dd54403a5d8 100644 --- a/include/uapi/drm/vc4_drm.h +++ b/include/uapi/drm/vc4_drm.h @@ -1,5 +1,5 @@ /* - * Copyright © 2014 Broadcom + * Copyright © 2014-2015 Broadcom * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -29,10 +29,14 @@ #define DRM_VC4_SUBMIT_CL 0x00 #define DRM_VC4_WAIT_SEQNO 0x01 #define DRM_VC4_WAIT_BO 0x02 +#define DRM_VC4_CREATE_BO 0x03 +#define DRM_VC4_MMAP_BO 0x04 #define DRM_IOCTL_VC4_SUBMIT_CL DRM_IOWR( DRM_COMMAND_BASE + DRM_VC4_SUBMIT_CL, struct drm_vc4_submit_cl) #define DRM_IOCTL_VC4_WAIT_SEQNO DRM_IOWR( DRM_COMMAND_BASE + DRM_VC4_WAIT_SEQNO, struct drm_vc4_wait_seqno) #define DRM_IOCTL_VC4_WAIT_BO DRM_IOWR( DRM_COMMAND_BASE + DRM_VC4_WAIT_BO, struct drm_vc4_wait_bo) +#define DRM_IOCTL_VC4_CREATE_BO DRM_IOWR( DRM_COMMAND_BASE + DRM_VC4_CREATE_BO, struct drm_vc4_create_bo) +#define DRM_IOCTL_VC4_MMAP_BO DRM_IOWR( DRM_COMMAND_BASE + DRM_VC4_MMAP_BO, struct drm_vc4_mmap_bo) /** @@ -150,4 +154,37 @@ struct drm_vc4_wait_bo { uint64_t timeout_ns; }; +/** + * struct drm_vc4_create_bo - ioctl argument for creating VC4 BOs. + * + * There are currently no values for the flags argument, but it may be + * used in a future extension. + */ +struct drm_vc4_create_bo { + uint32_t size; + uint32_t flags; + /** Returned GEM handle for the BO. */ + uint32_t handle; + uint32_t pad; +}; + +/** + * struct drm_vc4_mmap_bo - ioctl argument for mapping VC4 BOs. + * + * This doesn't actually perform an mmap. Instead, it returns the + * offset you need to use in an mmap on the DRM device node. This + * means that tools like valgrind end up knowing about the mapped + * memory. + * + * There are currently no values for the flags argument, but it may be + * used in a future extension. + */ +struct drm_vc4_mmap_bo { + /** Handle for the object being mapped. */ + uint32_t handle; + uint32_t flags; + /** offset into the drm node to use for subsequent mmap call. */ + uint64_t offset; +}; + #endif /* _UAPI_VC4_DRM_H_ */ |