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| author | Eric Anholt <eric@anholt.net> | 2017-06-07 17:13:36 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2017-06-15 16:02:45 -0700 |
| commit | 83753117f1de4f6ef7588fac9545065eed1e85e2 (patch) | |
| tree | 1471f2539093b056b46311390fc8555869913352 /include/uapi/drm/vc4_drm.h | |
| parent | 98830d91da082b0285d35bdf5b5ae98decac7df6 (diff) | |
| download | linux-stable-83753117f1de4f6ef7588fac9545065eed1e85e2.tar.gz linux-stable-83753117f1de4f6ef7588fac9545065eed1e85e2.tar.bz2 linux-stable-83753117f1de4f6ef7588fac9545065eed1e85e2.zip | |
drm/vc4: Add get/set tiling ioctls.
This allows mesa to set the tiling format for a BO and have that
tiling format be respected by mesa on the other side of an
import/export (and by vc4 scanout in the kernel), without defining a
protocol to pass the tiling through userspace.
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: http://patchwork.freedesktop.org/patch/msgid/20170608001336.12842-2-eric@anholt.net
Acked-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'include/uapi/drm/vc4_drm.h')
| -rw-r--r-- | include/uapi/drm/vc4_drm.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/uapi/drm/vc4_drm.h b/include/uapi/drm/vc4_drm.h index f07a09016726..6ac4c5c014cb 100644 --- a/include/uapi/drm/vc4_drm.h +++ b/include/uapi/drm/vc4_drm.h @@ -38,6 +38,8 @@ extern "C" { #define DRM_VC4_CREATE_SHADER_BO 0x05 #define DRM_VC4_GET_HANG_STATE 0x06 #define DRM_VC4_GET_PARAM 0x07 +#define DRM_VC4_SET_TILING 0x08 +#define DRM_VC4_GET_TILING 0x09 #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) @@ -47,6 +49,8 @@ extern "C" { #define DRM_IOCTL_VC4_CREATE_SHADER_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_CREATE_SHADER_BO, struct drm_vc4_create_shader_bo) #define DRM_IOCTL_VC4_GET_HANG_STATE DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_GET_HANG_STATE, struct drm_vc4_get_hang_state) #define DRM_IOCTL_VC4_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_GET_PARAM, struct drm_vc4_get_param) +#define DRM_IOCTL_VC4_SET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_SET_TILING, struct drm_vc4_set_tiling) +#define DRM_IOCTL_VC4_GET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_VC4_GET_TILING, struct drm_vc4_get_tiling) struct drm_vc4_submit_rcl_surface { __u32 hindex; /* Handle index, or ~0 if not present. */ @@ -295,6 +299,18 @@ struct drm_vc4_get_param { __u64 value; }; +struct drm_vc4_get_tiling { + __u32 handle; + __u32 flags; + __u64 modifier; +}; + +struct drm_vc4_set_tiling { + __u32 handle; + __u32 flags; + __u64 modifier; +}; + #if defined(__cplusplus) } #endif |