0 *l=J!e8Ep Tţ |-_I|+#/* SPDX-License-Identifier: MIT */ /* * Copyright © 2014-2018 Broadcom * Copyright © 2019 Collabora ltd. */ #ifndef _PANFROST_DRM_H_ #define _PANFROST_DRM_H_ #include "drm.h" #if defined(__cplusplus) extern "C" { #endif #define DRM_PANFROST_SUBMIT 0x00 #define DRM_PANFROST_WAIT_BO 0x01 #define DRM_PANFROST_CREATE_BO 0x02 #define DRM_PANFROST_MMAP_BO 0x03 #define DRM_PANFROST_GET_PARAM 0x04 #define DRM_PANFROST_GET_BO_OFFSET 0x05 #define DRM_PANFROST_PERFCNT_ENABLE 0x06 #define DRM_PANFROST_PERFCNT_DUMP 0x07 #define DRM_PANFROST_MADVISE 0x08 #define DRM_PANFROST_SET_LABEL_BO 0x09 #define DRM_IOCTL_PANFROST_SUBMIT DRM_IOW(DRM_COMMAND_BASE + DRM_PANFROST_SUBMIT, struct drm_panfrost_submit) #define DRM_IOCTL_PANFROST_WAIT_BO DRM_IOW(DRM_COMMAND_BASE + DRM_PANFROST_WAIT_BO, struct drm_panfrost_wait_bo) #define DRM_IOCTL_PANFROST_CREATE_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_PANFROST_CREATE_BO, struct drm_panfrost_create_bo) #define DRM_IOCTL_PANFROST_MMAP_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_PANFROST_MMAP_BO, struct drm_panfrost_mmap_bo) #define DRM_IOCTL_PANFROST_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_PANFROST_GET_PARAM, struct drm_panfrost_get_param) #define DRM_IOCTL_PANFROST_GET_BO_OFFSET DRM_IOWR(DRM_COMMAND_BASE + DRM_PANFROST_GET_BO_OFFSET, struct drm_panfrost_get_bo_offset) #define DRM_IOCTL_PANFROST_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_PANFROST_MADVISE, struct drm_panfrost_madvise) #define DRM_IOCTL_PANFROST_SET_LABEL_BO DRM_IOWR(DRM_COMMAND_BASE + DRM_PANFROST_SET_LABEL_BO, struct drm_panfrost_set_label_bo) /* * Unstable ioctl(s): only exposed when the unsafe unstable_ioctls module * param is set to true. * All these ioctl(s) are subject to deprecation, so please don't rely on * them for anything but debugging purpose. */ #define DRM_IOCTL_PANFROST_PERFCNT_ENABLE DRM_IOW(DRM_COMMAND_BASE + DRM_PANFROST_PERFCNT_ENABLE, struct drm_panfrost_perfcnt_enable) #define DRM_IOCTL_PANFROST_PERFCNT_DUMP DRM_IOW(DRM_COMMAND_BASE + DRM_PANFROST_PERFCNT_DUMP, struct drm_panfrost_perfcnt_dump) #define PANFROST_JD_REQ_FS (1 << 0) #define PANFROST_JD_REQ_CYCLE_COUNT (1 << 1) /** * struct drm_panfrost_submit - ioctl argument for submitting commands to the 3D * engine. * * This asks the kernel to have the GPU execute a render command list. */ struct drm_panfrost_submit { /** Address to GPU mapping of job descriptor */ __u64 jc; /** An optional array of sync objects to wait on before starting this job. */ __u64 in_syncs; /** Number of sync objects to wait on before starting this job. */ __u32 in_sync_count; /** An optional sync object to place the completion fence in. */ __u32 out_sync; /** Pointer to a u32 array of the BOs that are referenced by the job. */ __u64 bo_handles; /** Number of BO handles passed in (size is that times 4). */ __u32 bo_handle_count; /** A combination of PANFROST_JD_REQ_* */ __u32 requirements; }; /** * struct drm_panfrost_wait_bo - ioctl argument for waiting for * completion of the last DRM_PANFROST_SUBMIT on a BO. * * This is useful for cases where multiple processes might be * rendering to a BO and you want to wait for all rendering to be * completed. */ struct drm_panfrost_wait_bo { __u32 handle; __u32 pad; __s64 timeout_ns; /* absolute */ }; /* Valid flags to pass to drm_panfrost_create_bo */ #define PANFROST_BO_NOEXEC 1 #define PANFROST_BO_HEAP 2 /** * struct drm_panfrost_create_bo - ioctl argument for creating Panfrost BOs. * * The flags argument is a bit mask of PANFROST_BO_* flags. */ struct drm_panfrost_create_bo { __u32 size; __u32 flags; /** Returned GEM handle for the BO. */ __u32 handle; /* Pad, must be zero-filled. */ __u32 pad; /** * Returned offset for the BO in the GPU address space. This offset * is private to the DRM fd and is valid for the lifetime of the GEM * handle. * * This offset value will always be nonzero, since various HW * units treat 0 specially. */ __u64 offset; }; /** * struct drm_panfrost_mmap_bo - ioctl argu