Hi Dhinakaran, [auto build test WARNING on drm/drm-next] [also build test WARNING on v4.9-rc5 next-20161117] [cannot apply to drm-intel/for-linux-next] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Dhinakaran-Pandiyan/Track-available-link-bandwidth-for-DP-MST/20161118-101200 base: git://people.freedesktop.org/~airlied/linux.git drm-next reproduce: make htmldocs; make DOCBOOKS='' pdfdocs All warnings (new ones prefixed by >>): make[3]: warning: jobserver unavailable: using -j1. Add '+' to parent make rule. include/linux/init.h:1: warning: no structured comments found include/linux/workqueue.h:392: warning: No description found for parameter '...' include/linux/workqueue.h:392: warning: Excess function parameter 'args' description in 'alloc_workqueue' include/linux/workqueue.h:413: warning: No description found for parameter '...' include/linux/workqueue.h:413: warning: Excess function parameter 'args' description in 'alloc_ordered_workqueue' include/linux/kthread.h:26: warning: No description found for parameter '...' kernel/sys.c:1: warning: no structured comments found drivers/dma-buf/seqno-fence.c:1: warning: no structured comments found include/sound/core.h:324: warning: No description found for parameter '...' include/sound/core.h:335: warning: No description found for parameter '...' include/sound/core.h:388: warning: No description found for parameter '...' include/drm/drm_drv.h:295: warning: Incorrect use of kernel-doc format: * Hook for allocating the GEM object struct, for use by core include/drm/drm_drv.h:407: warning: No description found for parameter 'load' include/drm/drm_drv.h:407: warning: No description found for parameter 'firstopen' include/drm/drm_drv.h:407: warning: No description found for parameter 'open' include/drm/drm_drv.h:407: warning: No description found for parameter 'preclose' include/drm/drm_drv.h:407: warning: No description found for parameter 'postclose' include/drm/drm_drv.h:407: warning: No description found for parameter 'lastclose' include/drm/drm_drv.h:407: warning: No description found for parameter 'unload' include/drm/drm_drv.h:407: warning: No description found for parameter 'dma_ioctl' include/drm/drm_drv.h:407: warning: No description found for parameter 'dma_quiescent' include/drm/drm_drv.h:407: warning: No description found for parameter 'context_dtor' include/drm/drm_drv.h:407: warning: No description found for parameter 'set_busid' include/drm/drm_drv.h:407: warning: No description found for parameter 'irq_handler' include/drm/drm_drv.h:407: warning: No description found for parameter 'irq_preinstall' include/drm/drm_drv.h:407: warning: No description found for parameter 'irq_postinstall' include/drm/drm_drv.h:407: warning: No description found for parameter 'irq_uninstall' include/drm/drm_drv.h:407: warning: No description found for parameter 'debugfs_init' include/drm/drm_drv.h:407: warning: No description found for parameter 'debugfs_cleanup' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_open_object' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_close_object' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_create_object' include/drm/drm_drv.h:407: warning: No description found for parameter 'prime_handle_to_fd' include/drm/drm_drv.h:407: warning: No description found for parameter 'prime_fd_to_handle' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_export' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_import' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_pin' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_unpin' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_res_obj' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_get_sg_table' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_import_sg_table' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_vmap' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_vunmap' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_prime_mmap' include/drm/drm_drv.h:407: warning: No description found for parameter 'vgaarb_irq' include/drm/drm_drv.h:407: warning: No description found for parameter 'gem_vm_ops' include/drm/drm_drv.h:407: warning: No description found for parameter 'major' include/drm/drm_drv.h:407: warning: No description found for parameter 'minor' include/drm/drm_drv.h:407: warning: No description found for parameter 'patchlevel' include/drm/drm_drv.h:407: warning: No description found for parameter 'name' include/drm/drm_drv.h:407: warning: No description found for parameter 'desc' include/drm/drm_drv.h:407: warning: No description found for parameter 'date' include/drm/drm_drv.h:407: warning: No description found for parameter 'driver_features' include/drm/drm_drv.h:407: warning: No description found for parameter 'dev_priv_size' include/drm/drm_drv.h:407: warning: No description found for parameter 'ioctls' include/drm/drm_drv.h:407: warning: No description found for parameter 'num_ioctls' include/drm/drm_drv.h:407: warning: No description found for parameter 'fops' include/drm/drm_drv.h:407: warning: No description found for parameter 'legacy_dev_list' >> drivers/gpu/drm/drm_dp_mst_topology.c:2474: warning: No description found for parameter 'port' drivers/gpu/drm/drm_dp_mst_topology.c:2475: warning: No description found for parameter 'port' Error: Cannot open file drivers/gpu/drm/i915/i915_gem_fence_reg.c Error: Cannot open file drivers/gpu/drm/i915/i915_gem_fence_reg.c WARNING: kernel-doc 'scripts/kernel-doc -rst -enable-lineno -internal drivers/gpu/drm/i915/i915_gem_fence_reg.c' failed with return code 2 Error: Cannot open file drivers/gpu/drm/i915/i915_gem_fence_reg.c WARNING: kernel-doc 'scripts/kernel-doc -rst -enable-lineno -function fence register handling drivers/gpu/drm/i915/i915_gem_fence_reg.c' failed with return code 1 Error: Cannot open file drivers/gpu/drm/i915/i915_gem_fence_reg.c WARNING: kernel-doc 'scripts/kernel-doc -rst -enable-lineno -function tiling swizzling details drivers/gpu/drm/i915/i915_gem_fence_reg.c' failed with return code 1 include/media/media-entity.h:1054: warning: No description found for parameter '...' include/net/mac80211.h:3207: ERROR: Unexpected indentation. include/net/mac80211.h:3210: WARNING: Block quote ends without a blank line; unexpected unindent. include/net/mac80211.h:3212: ERROR: Unexpected indentation. include/net/mac80211.h:3213: WARNING: Block quote ends without a blank line; unexpected unindent. include/net/mac80211.h:1772: ERROR: Unexpected indentation. include/net/mac80211.h:1776: WARNING: Block quote ends without a blank line; unexpected unindent. kernel/sched/fair.c:7259: WARNING: Inline emphasis start-string without end-string. kernel/time/timer.c:1240: ERROR: Unexpected indentation. kernel/time/timer.c:1242: ERROR: Unexpected indentation. kernel/time/timer.c:1243: WARNING: Block quote ends without a blank line; unexpected unindent. include/linux/wait.h:121: WARNING: Block quote ends without a blank line; unexpected unindent. include/linux/wait.h:124: ERROR: Unexpected indentation. include/linux/wait.h:126: WARNING: Block quote ends without a blank line; unexpected unindent. kernel/time/hrtimer.c:1021: WARNING: Block quote ends without a blank line; unexpected unindent. kernel/signal.c:317: WARNING: Inline literal start-string without end-string. drivers/base/firmware_class.c:1348: WARNING: Bullet list ends without a blank line; unexpected unindent. drivers/message/fusion/mptbase.c:5054: WARNING: Definition list ends without a blank line; unexpected unindent. drivers/tty/serial/serial_core.c:1893: WARNING: Definition list ends without a blank line; unexpected unindent. include/linux/spi/spi.h:369: ERROR: Unexpected indentation. WARNING: dvipng command 'dvipng' cannot be run (needed for math display), check the imgmath_dvipng setting vim +/port +2474 drivers/gpu/drm/drm_dp_mst_topology.c 8ae22cb4 Dave Airlie 2016-02-17 2458 edid = drm_get_edid(connector, &port->aux.ddc); 8ae22cb4 Dave Airlie 2016-02-17 2459 drm_mode_connector_set_tile_property(connector); 8ae22cb4 Dave Airlie 2016-02-17 2460 } ef8f9bea Libin Yang 2015-12-02 2461 port->has_audio = drm_detect_monitor_audio(edid); ad7f8a1f Dave Airlie 2014-06-05 2462 drm_dp_put_port(port); ad7f8a1f Dave Airlie 2014-06-05 2463 return edid; ad7f8a1f Dave Airlie 2014-06-05 2464 } ad7f8a1f Dave Airlie 2014-06-05 2465 EXPORT_SYMBOL(drm_dp_mst_get_edid); ad7f8a1f Dave Airlie 2014-06-05 2466 ad7f8a1f Dave Airlie 2014-06-05 2467 /** ad7f8a1f Dave Airlie 2014-06-05 2468 * drm_dp_find_vcpi_slots() - find slots for this PBN value ad7f8a1f Dave Airlie 2014-06-05 2469 * @mgr: manager to use ad7f8a1f Dave Airlie 2014-06-05 2470 * @pbn: payload bandwidth to convert into slots. ad7f8a1f Dave Airlie 2014-06-05 2471 */ ad7f8a1f Dave Airlie 2014-06-05 2472 int drm_dp_find_vcpi_slots(struct drm_dp_mst_topology_mgr *mgr, af2a61e3 Dhinakaran Pandiyan 2016-11-17 2473 struct drm_dp_mst_port *port, int pbn) ad7f8a1f Dave Airlie 2014-06-05 @2474 { af2a61e3 Dhinakaran Pandiyan 2016-11-17 2475 int req_slots, curr_slots, new_slots, ret; af2a61e3 Dhinakaran Pandiyan 2016-11-17 2476 af2a61e3 Dhinakaran Pandiyan 2016-11-17 2477 req_slots = DIV_ROUND_UP(pbn, mgr->pbn_div); af2a61e3 Dhinakaran Pandiyan 2016-11-17 2478 curr_slots = drm_dp_mst_get_vcpi_slots(mgr, port); ad7f8a1f Dave Airlie 2014-06-05 2479 af2a61e3 Dhinakaran Pandiyan 2016-11-17 2480 if (req_slots <= curr_slots) af2a61e3 Dhinakaran Pandiyan 2016-11-17 2481 return req_slots; ad7f8a1f Dave Airlie 2014-06-05 2482 :::::: The code at line 2474 was first introduced by commit :::::: ad7f8a1f9ced7f049f9b66d588723f243a7034cd drm/helper: add Displayport multi-stream helper (v0.6) :::::: TO: Dave Airlie <airlied@xxxxxxxxxx> :::::: CC: Dave Airlie <airlied@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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