Hi Adrián,

kernel test robot noticed the following build warnings:

[auto build test WARNING on linus/master] [also build test WARNING on v6.11-rc7 next-20240913] [cannot apply to drm-misc/drm-misc-next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Adri-n-Larumbe/drm-panthor-in... base: linus/master patch link: https://lore.kernel.org/r/20240913124857.389630-2-adrian.larumbe%40collabora... patch subject: [PATCH v6 1/5] drm/panthor: introduce job cycle and timestamp accounting config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20240914/202409140506.OBoqSiVk-lkp@i...) compiler: alpha-linux-gcc (GCC) 13.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240914/202409140506.OBoqSiVk-lkp@i...)

If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202409140506.OBoqSiVk-lkp@intel.com/

All warnings (new ones prefixed by >>):

drivers/gpu/drm/panthor/panthor_sched.c:322: warning: Excess struct member 'runnable' description in 'panthor_scheduler' drivers/gpu/drm/panthor/panthor_sched.c:322: warning: Excess struct member 'idle' description in 'panthor_scheduler' drivers/gpu/drm/panthor/panthor_sched.c:322: warning: Excess struct member 'waiting' description in 'panthor_scheduler' drivers/gpu/drm/panthor/panthor_sched.c:322: warning: Excess struct member 'has_ref' description in 'panthor_scheduler' drivers/gpu/drm/panthor/panthor_sched.c:322: warning: Excess struct member 'in_progress' description in 'panthor_scheduler' drivers/gpu/drm/panthor/panthor_sched.c:322: warning: Excess struct member 'stopped_groups' description in 'panthor_scheduler'

...

drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Function parameter or struct member 'profiling' not described in 'panthor_queue'

drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'mem' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'input' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'output' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'input_fw_va' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'output_fw_va' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'gpu_va' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'ref' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'gt' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'sync64' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'bo' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'offset' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'kmap' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'lock' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'id' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'seqno' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'last_fence' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'in_flight_jobs' description in 'panthor_queue'

...

drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'profiling_info' description in 'panthor_queue'

drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'slots' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'slot_count' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:494: warning: Excess struct member 'profiling_seqno' description in 'panthor_queue' drivers/gpu/drm/panthor/panthor_sched.c:813: warning: Excess struct member 'start' description in 'panthor_job' drivers/gpu/drm/panthor/panthor_sched.c:813: warning: Excess struct member 'size' description in 'panthor_job' drivers/gpu/drm/panthor/panthor_sched.c:813: warning: Excess struct member 'latest_flush' description in 'panthor_job' drivers/gpu/drm/panthor/panthor_sched.c:813: warning: Excess struct member 'start' description in 'panthor_job' drivers/gpu/drm/panthor/panthor_sched.c:813: warning: Excess struct member 'end' description in 'panthor_job'

...

drivers/gpu/drm/panthor/panthor_sched.c:813: warning: Excess struct member 'mask' description in 'panthor_job' drivers/gpu/drm/panthor/panthor_sched.c:813: warning: Excess struct member 'slot' description in 'panthor_job'

drivers/gpu/drm/panthor/panthor_sched.c:1734: warning: Function parameter or struct member 'ptdev' not described in 'panthor_sched_report_fw_events' drivers/gpu/drm/panthor/panthor_sched.c:1734: warning: Function parameter or struct member 'events' not described in 'panthor_sched_report_fw_events' drivers/gpu/drm/panthor/panthor_sched.c:2626: warning: Function parameter or struct member 'ptdev' not described in 'panthor_sched_report_mmu_fault'

vim +494 drivers/gpu/drm/panthor/panthor_sched.c

de85488138247d Boris Brezillon 2024-02-29 397 de85488138247d Boris Brezillon 2024-02-29 398 /** @ringbuf: Command stream ring-buffer. */ de85488138247d Boris Brezillon 2024-02-29 399 struct panthor_kernel_bo *ringbuf; de85488138247d Boris Brezillon 2024-02-29 400 de85488138247d Boris Brezillon 2024-02-29 401 /** @iface: Firmware interface. */ de85488138247d Boris Brezillon 2024-02-29 402 struct { de85488138247d Boris Brezillon 2024-02-29 403 /** @mem: FW memory allocated for this interface. */ de85488138247d Boris Brezillon 2024-02-29 404 struct panthor_kernel_bo *mem; de85488138247d Boris Brezillon 2024-02-29 405 de85488138247d Boris Brezillon 2024-02-29 406 /** @input: Input interface. */ de85488138247d Boris Brezillon 2024-02-29 407 struct panthor_fw_ringbuf_input_iface *input; de85488138247d Boris Brezillon 2024-02-29 408 de85488138247d Boris Brezillon 2024-02-29 409 /** @output: Output interface. */ de85488138247d Boris Brezillon 2024-02-29 410 const struct panthor_fw_ringbuf_output_iface *output; de85488138247d Boris Brezillon 2024-02-29 411 de85488138247d Boris Brezillon 2024-02-29 412 /** @input_fw_va: FW virtual address of the input interface buffer. */ de85488138247d Boris Brezillon 2024-02-29 413 u32 input_fw_va; de85488138247d Boris Brezillon 2024-02-29 414 de85488138247d Boris Brezillon 2024-02-29 415 /** @output_fw_va: FW virtual address of the output interface buffer. */ de85488138247d Boris Brezillon 2024-02-29 416 u32 output_fw_va; de85488138247d Boris Brezillon 2024-02-29 417 } iface; de85488138247d Boris Brezillon 2024-02-29 418 de85488138247d Boris Brezillon 2024-02-29 419 /** de85488138247d Boris Brezillon 2024-02-29 420 * @syncwait: Stores information about the synchronization object this de85488138247d Boris Brezillon 2024-02-29 421 * queue is waiting on. de85488138247d Boris Brezillon 2024-02-29 422 */ de85488138247d Boris Brezillon 2024-02-29 423 struct { de85488138247d Boris Brezillon 2024-02-29 424 /** @gpu_va: GPU address of the synchronization object. */ de85488138247d Boris Brezillon 2024-02-29 425 u64 gpu_va; de85488138247d Boris Brezillon 2024-02-29 426 de85488138247d Boris Brezillon 2024-02-29 427 /** @ref: Reference value to compare against. */ de85488138247d Boris Brezillon 2024-02-29 428 u64 ref; de85488138247d Boris Brezillon 2024-02-29 429 de85488138247d Boris Brezillon 2024-02-29 430 /** @gt: True if this is a greater-than test. */ de85488138247d Boris Brezillon 2024-02-29 431 bool gt; de85488138247d Boris Brezillon 2024-02-29 432 de85488138247d Boris Brezillon 2024-02-29 433 /** @sync64: True if this is a 64-bit sync object. */ de85488138247d Boris Brezillon 2024-02-29 434 bool sync64; de85488138247d Boris Brezillon 2024-02-29 435 de85488138247d Boris Brezillon 2024-02-29 436 /** @bo: Buffer object holding the synchronization object. */ de85488138247d Boris Brezillon 2024-02-29 437 struct drm_gem_object *obj; de85488138247d Boris Brezillon 2024-02-29 438 de85488138247d Boris Brezillon 2024-02-29 439 /** @offset: Offset of the synchronization object inside @bo. */ de85488138247d Boris Brezillon 2024-02-29 440 u64 offset; de85488138247d Boris Brezillon 2024-02-29 441 de85488138247d Boris Brezillon 2024-02-29 442 /** de85488138247d Boris Brezillon 2024-02-29 443 * @kmap: Kernel mapping of the buffer object holding the de85488138247d Boris Brezillon 2024-02-29 444 * synchronization object. de85488138247d Boris Brezillon 2024-02-29 445 */ de85488138247d Boris Brezillon 2024-02-29 446 void *kmap; de85488138247d Boris Brezillon 2024-02-29 447 } syncwait; de85488138247d Boris Brezillon 2024-02-29 448 de85488138247d Boris Brezillon 2024-02-29 449 /** @fence_ctx: Fence context fields. */ de85488138247d Boris Brezillon 2024-02-29 450 struct { de85488138247d Boris Brezillon 2024-02-29 451 /** @lock: Used to protect access to all fences allocated by this context. */ de85488138247d Boris Brezillon 2024-02-29 452 spinlock_t lock; de85488138247d Boris Brezillon 2024-02-29 453 de85488138247d Boris Brezillon 2024-02-29 454 /** de85488138247d Boris Brezillon 2024-02-29 455 * @id: Fence context ID. de85488138247d Boris Brezillon 2024-02-29 456 * de85488138247d Boris Brezillon 2024-02-29 457 * Allocated with dma_fence_context_alloc(). de85488138247d Boris Brezillon 2024-02-29 458 */ de85488138247d Boris Brezillon 2024-02-29 459 u64 id; de85488138247d Boris Brezillon 2024-02-29 460 de85488138247d Boris Brezillon 2024-02-29 461 /** @seqno: Sequence number of the last initialized fence. */ de85488138247d Boris Brezillon 2024-02-29 462 atomic64_t seqno; de85488138247d Boris Brezillon 2024-02-29 463 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 464 /** 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 465 * @last_fence: Fence of the last submitted job. 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 466 * 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 467 * We return this fence when we get an empty command stream. 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 468 * This way, we are guaranteed that all earlier jobs have completed 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 469 * when drm_sched_job::s_fence::finished without having to feed 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 470 * the CS ring buffer with a dummy job that only signals the fence. 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 471 */ 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 472 struct dma_fence *last_fence; 7b6f9ec6ad5112 Boris Brezillon 2024-07-03 473 de85488138247d Boris Brezillon 2024-02-29 474 /** de85488138247d Boris Brezillon 2024-02-29 475 * @in_flight_jobs: List containing all in-flight jobs. de85488138247d Boris Brezillon 2024-02-29 476 * de85488138247d Boris Brezillon 2024-02-29 477 * Used to keep track and signal panthor_job::done_fence when the de85488138247d Boris Brezillon 2024-02-29 478 * synchronization object attached to the queue is signaled. de85488138247d Boris Brezillon 2024-02-29 479 */ de85488138247d Boris Brezillon 2024-02-29 480 struct list_head in_flight_jobs; de85488138247d Boris Brezillon 2024-02-29 481 } fence_ctx; a706810cebb072 Adrián Larumbe 2024-09-13 482 a706810cebb072 Adrián Larumbe 2024-09-13 483 /** @profiling_info: Job profiling data slots and access information. */ a706810cebb072 Adrián Larumbe 2024-09-13 484 struct { a706810cebb072 Adrián Larumbe 2024-09-13 485 /** @slots: Kernel BO holding the slots. */ a706810cebb072 Adrián Larumbe 2024-09-13 486 struct panthor_kernel_bo *slots; a706810cebb072 Adrián Larumbe 2024-09-13 487 a706810cebb072 Adrián Larumbe 2024-09-13 488 /** @slot_count: Number of jobs ringbuffer can hold at once. */ a706810cebb072 Adrián Larumbe 2024-09-13 489 u32 slot_count; a706810cebb072 Adrián Larumbe 2024-09-13 490 a706810cebb072 Adrián Larumbe 2024-09-13 491 /** @profiling_seqno: Index of the next available profiling information slot. */ a706810cebb072 Adrián Larumbe 2024-09-13 492 u32 seqno; a706810cebb072 Adrián Larumbe 2024-09-13 493 } profiling; de85488138247d Boris Brezillon 2024-02-29 @494 }; de85488138247d Boris Brezillon 2024-02-29 495