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authorEric Anholt <eric@anholt.net>2017-06-07 17:13:36 -0700
committerEric Anholt <eric@anholt.net>2017-06-15 16:02:45 -0700
commit83753117f1de4f6ef7588fac9545065eed1e85e2 (patch)
tree1471f2539093b056b46311390fc8555869913352 /include/uapi/drm
parent98830d91da082b0285d35bdf5b5ae98decac7df6 (diff)
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')
-rw-r--r--include/uapi/drm/vc4_drm.h16
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