diff options
Diffstat (limited to 'include/uapi/drm/panthor_drm.h')
| -rw-r--r-- | include/uapi/drm/panthor_drm.h | 148 |
1 files changed, 107 insertions, 41 deletions
diff --git a/include/uapi/drm/panthor_drm.h b/include/uapi/drm/panthor_drm.h index b99763cbae48..e1f43deb7eca 100644 --- a/include/uapi/drm/panthor_drm.h +++ b/include/uapi/drm/panthor_drm.h @@ -127,49 +127,24 @@ enum drm_panthor_ioctl_id { /** @DRM_PANTHOR_TILER_HEAP_DESTROY: Destroy a tiler heap. */ DRM_PANTHOR_TILER_HEAP_DESTROY, -}; -/** - * DRM_IOCTL_PANTHOR() - Build a Panthor IOCTL number - * @__access: Access type. Must be R, W or RW. - * @__id: One of the DRM_PANTHOR_xxx id. - * @__type: Suffix of the type being passed to the IOCTL. - * - * Don't use this macro directly, use the DRM_IOCTL_PANTHOR_xxx - * values instead. - * - * Return: An IOCTL number to be passed to ioctl() from userspace. - */ -#define DRM_IOCTL_PANTHOR(__access, __id, __type) \ - DRM_IO ## __access(DRM_COMMAND_BASE + DRM_PANTHOR_ ## __id, \ - struct drm_panthor_ ## __type) + /** @DRM_PANTHOR_BO_SET_LABEL: Label a BO. */ + DRM_PANTHOR_BO_SET_LABEL, -#define DRM_IOCTL_PANTHOR_DEV_QUERY \ - DRM_IOCTL_PANTHOR(WR, DEV_QUERY, dev_query) -#define DRM_IOCTL_PANTHOR_VM_CREATE \ - DRM_IOCTL_PANTHOR(WR, VM_CREATE, vm_create) -#define DRM_IOCTL_PANTHOR_VM_DESTROY \ - DRM_IOCTL_PANTHOR(WR, VM_DESTROY, vm_destroy) -#define DRM_IOCTL_PANTHOR_VM_BIND \ - DRM_IOCTL_PANTHOR(WR, VM_BIND, vm_bind) -#define DRM_IOCTL_PANTHOR_VM_GET_STATE \ - DRM_IOCTL_PANTHOR(WR, VM_GET_STATE, vm_get_state) -#define DRM_IOCTL_PANTHOR_BO_CREATE \ - DRM_IOCTL_PANTHOR(WR, BO_CREATE, bo_create) -#define DRM_IOCTL_PANTHOR_BO_MMAP_OFFSET \ - DRM_IOCTL_PANTHOR(WR, BO_MMAP_OFFSET, bo_mmap_offset) -#define DRM_IOCTL_PANTHOR_GROUP_CREATE \ - DRM_IOCTL_PANTHOR(WR, GROUP_CREATE, group_create) -#define DRM_IOCTL_PANTHOR_GROUP_DESTROY \ - DRM_IOCTL_PANTHOR(WR, GROUP_DESTROY, group_destroy) -#define DRM_IOCTL_PANTHOR_GROUP_SUBMIT \ - DRM_IOCTL_PANTHOR(WR, GROUP_SUBMIT, group_submit) -#define DRM_IOCTL_PANTHOR_GROUP_GET_STATE \ - DRM_IOCTL_PANTHOR(WR, GROUP_GET_STATE, group_get_state) -#define DRM_IOCTL_PANTHOR_TILER_HEAP_CREATE \ - DRM_IOCTL_PANTHOR(WR, TILER_HEAP_CREATE, tiler_heap_create) -#define DRM_IOCTL_PANTHOR_TILER_HEAP_DESTROY \ - DRM_IOCTL_PANTHOR(WR, TILER_HEAP_DESTROY, tiler_heap_destroy) + /** + * @DRM_PANTHOR_SET_USER_MMIO_OFFSET: Set the offset to use as the user MMIO offset. + * + * The default behavior is to pick the MMIO offset based on the size of the pgoff_t + * type seen by the process that manipulates the FD, such that a 32-bit process can + * always map the user MMIO ranges. But this approach doesn't work well for emulators + * like FEX, where the emulator is an 64-bit binary which might be executing 32-bit + * code. In that case, the kernel thinks it's the 64-bit process and assumes + * DRM_PANTHOR_USER_MMIO_OFFSET_64BIT is in use, but the UMD library expects + * DRM_PANTHOR_USER_MMIO_OFFSET_32BIT, because it can't mmap() anything above the + * pgoff_t size. + */ + DRM_PANTHOR_SET_USER_MMIO_OFFSET, +}; /** * DOC: IOCTL arguments @@ -335,6 +310,9 @@ struct drm_panthor_gpu_info { /** @as_present: Bitmask encoding the number of address-space exposed by the MMU. */ __u32 as_present; + /** @pad0: MBZ. */ + __u32 pad0; + /** @shader_present: Bitmask encoding the shader cores exposed by the GPU. */ __u64 shader_present; @@ -1019,6 +997,94 @@ struct drm_panthor_tiler_heap_destroy { __u32 pad; }; +/** + * struct drm_panthor_bo_set_label - Arguments passed to DRM_IOCTL_PANTHOR_BO_SET_LABEL + */ +struct drm_panthor_bo_set_label { + /** @handle: Handle of the buffer object to label. */ + __u32 handle; + + /** @pad: MBZ. */ + __u32 pad; + + /** + * @label: User pointer to a NUL-terminated string + * + * Length cannot be greater than 4096 + */ + __u64 label; +}; + +/** + * struct drm_panthor_set_user_mmio_offset - Arguments passed to + * DRM_IOCTL_PANTHOR_SET_USER_MMIO_OFFSET + * + * This ioctl is only really useful if you want to support userspace + * CPU emulation environments where the size of an unsigned long differs + * between the host and the guest architectures. + */ +struct drm_panthor_set_user_mmio_offset { + /** + * @offset: User MMIO offset to use. + * + * Must be either DRM_PANTHOR_USER_MMIO_OFFSET_32BIT or + * DRM_PANTHOR_USER_MMIO_OFFSET_64BIT. + * + * Use DRM_PANTHOR_USER_MMIO_OFFSET (which selects OFFSET_32BIT or + * OFFSET_64BIT based on the size of an unsigned long) unless you + * have a very good reason to overrule this decision. + */ + __u64 offset; +}; + +/** + * DRM_IOCTL_PANTHOR() - Build a Panthor IOCTL number + * @__access: Access type. Must be R, W or RW. + * @__id: One of the DRM_PANTHOR_xxx id. + * @__type: Suffix of the type being passed to the IOCTL. + * + * Don't use this macro directly, use the DRM_IOCTL_PANTHOR_xxx + * values instead. + * + * Return: An IOCTL number to be passed to ioctl() from userspace. + */ +#define DRM_IOCTL_PANTHOR(__access, __id, __type) \ + DRM_IO ## __access(DRM_COMMAND_BASE + DRM_PANTHOR_ ## __id, \ + struct drm_panthor_ ## __type) + +enum { + DRM_IOCTL_PANTHOR_DEV_QUERY = + DRM_IOCTL_PANTHOR(WR, DEV_QUERY, dev_query), + DRM_IOCTL_PANTHOR_VM_CREATE = + DRM_IOCTL_PANTHOR(WR, VM_CREATE, vm_create), + DRM_IOCTL_PANTHOR_VM_DESTROY = + DRM_IOCTL_PANTHOR(WR, VM_DESTROY, vm_destroy), + DRM_IOCTL_PANTHOR_VM_BIND = + DRM_IOCTL_PANTHOR(WR, VM_BIND, vm_bind), + DRM_IOCTL_PANTHOR_VM_GET_STATE = + DRM_IOCTL_PANTHOR(WR, VM_GET_STATE, vm_get_state), + DRM_IOCTL_PANTHOR_BO_CREATE = + DRM_IOCTL_PANTHOR(WR, BO_CREATE, bo_create), + DRM_IOCTL_PANTHOR_BO_MMAP_OFFSET = + DRM_IOCTL_PANTHOR(WR, BO_MMAP_OFFSET, bo_mmap_offset), + DRM_IOCTL_PANTHOR_GROUP_CREATE = + DRM_IOCTL_PANTHOR(WR, GROUP_CREATE, group_create), + DRM_IOCTL_PANTHOR_GROUP_DESTROY = + DRM_IOCTL_PANTHOR(WR, GROUP_DESTROY, group_destroy), + DRM_IOCTL_PANTHOR_GROUP_SUBMIT = + DRM_IOCTL_PANTHOR(WR, GROUP_SUBMIT, group_submit), + DRM_IOCTL_PANTHOR_GROUP_GET_STATE = + DRM_IOCTL_PANTHOR(WR, GROUP_GET_STATE, group_get_state), + DRM_IOCTL_PANTHOR_TILER_HEAP_CREATE = + DRM_IOCTL_PANTHOR(WR, TILER_HEAP_CREATE, tiler_heap_create), + DRM_IOCTL_PANTHOR_TILER_HEAP_DESTROY = + DRM_IOCTL_PANTHOR(WR, TILER_HEAP_DESTROY, tiler_heap_destroy), + DRM_IOCTL_PANTHOR_BO_SET_LABEL = + DRM_IOCTL_PANTHOR(WR, BO_SET_LABEL, bo_set_label), + DRM_IOCTL_PANTHOR_SET_USER_MMIO_OFFSET = + DRM_IOCTL_PANTHOR(WR, SET_USER_MMIO_OFFSET, set_user_mmio_offset), +}; + #if defined(__cplusplus) } #endif |