[Intel-gfx] [PATCH 2/4] drm/dp_mst: Pass entire connector to drm_dp_mst_topology_mgr_init()

kbuild test robot lkp at intel.com
Tue Aug 28 13:14:31 UTC 2018


Hi Lyude,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v4.19-rc1 next-20180828]
[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/Lyude-Paul/drm-dp_mst-Add-DP-MST-debugfs-nodes-for-all-drivers/20180828-083742
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

   include/net/mac80211.h:977: warning: Function parameter or member 'ack.cookie' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.rates' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.ack_signal' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.ampdu_ack_len' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.ampdu_len' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.antenna' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.tx_time' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.is_valid_ack_signal' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'status.status_driver_data' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'driver_rates' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'pad' not described in 'ieee80211_tx_info'
   include/net/mac80211.h:977: warning: Function parameter or member 'rate_driver_data' not described in 'ieee80211_tx_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'rx_stats_avg' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'rx_stats_avg.signal' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'rx_stats_avg.chain_signal' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.filtered' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.retry_failed' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.retry_count' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.lost_packets' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.last_tdls_pkt_time' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.msdu_retries' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.msdu_failed' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.last_ack' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.last_ack_signal' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.ack_signal_filled' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'status_stats.avg_ack_signal' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'tx_stats.packets' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'tx_stats.bytes' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'tx_stats.last_rate' not described in 'sta_info'
   net/mac80211/sta_info.h:588: warning: Function parameter or member 'tx_stats.msdu' not described in 'sta_info'
   include/linux/mod_devicetable.h:763: warning: Function parameter or member 'driver_data' not described in 'typec_device_id'
   kernel/sched/fair.c:3371: warning: Function parameter or member 'flags' not described in 'attach_entity_load_avg'
   arch/x86/include/asm/atomic.h:84: warning: Excess function parameter 'i' description in 'arch_atomic_sub_and_test'
   arch/x86/include/asm/atomic.h:84: warning: Excess function parameter 'v' description in 'arch_atomic_sub_and_test'
   arch/x86/include/asm/atomic.h:96: warning: Excess function parameter 'v' description in 'arch_atomic_inc'
   arch/x86/include/asm/atomic.h:109: warning: Excess function parameter 'v' description in 'arch_atomic_dec'
   arch/x86/include/asm/atomic.h:124: warning: Excess function parameter 'v' description in 'arch_atomic_dec_and_test'
   arch/x86/include/asm/atomic.h:138: warning: Excess function parameter 'v' description in 'arch_atomic_inc_and_test'
   arch/x86/include/asm/atomic.h:153: warning: Excess function parameter 'i' description in 'arch_atomic_add_negative'
   arch/x86/include/asm/atomic.h:153: warning: Excess function parameter 'v' description in 'arch_atomic_add_negative'
   include/linux/dma-buf.h:304: warning: Function parameter or member 'cb_excl.cb' not described in 'dma_buf'
   include/linux/dma-buf.h:304: warning: Function parameter or member 'cb_excl.poll' not described in 'dma_buf'
   include/linux/dma-buf.h:304: warning: Function parameter or member 'cb_excl.active' not described in 'dma_buf'
   include/linux/dma-buf.h:304: warning: Function parameter or member 'cb_shared.cb' not described in 'dma_buf'
   include/linux/dma-buf.h:304: warning: Function parameter or member 'cb_shared.poll' not described in 'dma_buf'
   include/linux/dma-buf.h:304: warning: Function parameter or member 'cb_shared.active' not described in 'dma_buf'
   include/linux/dma-fence-array.h:54: warning: Function parameter or member 'work' not described in 'dma_fence_array'
   include/linux/gpio/driver.h:142: warning: Function parameter or member 'request_key' not described in 'gpio_irq_chip'
   include/linux/iio/hw-consumer.h:1: warning: no structured comments found
   include/linux/input/sparse-keymap.h:46: warning: Function parameter or member 'sw' not described in 'key_entry'
   drivers/pci/pci.c:218: warning: Excess function parameter 'p' description in 'pci_dev_str_match_path'
   include/linux/regulator/driver.h:227: warning: Function parameter or member 'resume' not described in 'regulator_ops'
   drivers/regulator/core.c:4479: warning: Excess function parameter 'state' description in 'regulator_suspend'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 'esw.esw0' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 'esw.esw1' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 'esw.esw2' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 'esw.esw3' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 'esw.eadm' not described in 'irb'
   drivers/slimbus/stream.c:1: warning: no structured comments found
   drivers/target/target_core_device.c:1: warning: no structured comments found
   drivers/usb/dwc3/gadget.c:510: warning: Excess function parameter 'dwc' description in 'dwc3_gadget_start_config'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/bus.c:1: warning: no structured comments found
   drivers/usb/typec/bus.c:268: warning: Function parameter or member 'mode' not described in 'typec_match_altmode'
   drivers/usb/typec/class.c:1497: warning: Excess function parameter 'drvdata' description in 'typec_port_register_altmode'
   drivers/usb/typec/class.c:1: warning: no structured comments found
   include/linux/w1.h:281: warning: Function parameter or member 'of_match_table' not described in 'w1_family'
   fs/direct-io.c:257: warning: Excess function parameter 'offset' description in 'dio_complete'
   fs/file_table.c:1: warning: no structured comments found
   fs/libfs.c:477: warning: Excess function parameter 'available' description in 'simple_write_end'
   fs/posix_acl.c:646: warning: Function parameter or member 'inode' not described in 'posix_acl_update_mode'
   fs/posix_acl.c:646: warning: Function parameter or member 'mode_p' not described in 'posix_acl_update_mode'
   fs/posix_acl.c:646: warning: Function parameter or member 'acl' not described in 'posix_acl_update_mode'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:183: warning: Function parameter or member 'blockable' not described in 'amdgpu_mn_read_lock'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:254: warning: Function parameter or member 'blockable' not described in 'amdgpu_mn_invalidate_range_start_gfx'
   drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c:302: warning: Function parameter or member 'blockable' not described in 'amdgpu_mn_invalidate_range_start_hsa'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:2986: warning: Excess function parameter 'dev' description in 'amdgpu_vm_get_task_info'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:2987: warning: Function parameter or member 'adev' not described in 'amdgpu_vm_get_task_info'
   drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:2987: warning: Excess function parameter 'dev' description in 'amdgpu_vm_get_task_info'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_pin' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_unpin' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_res_obj' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_get_sg_table' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_import_sg_table' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_vmap' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_vunmap' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 'gem_prime_mmap' not described in 'drm_driver'
   include/drm/drm_panel.h:98: warning: Function parameter or member 'link' not described in 'drm_panel'
   drivers/gpu/drm/drm_dp_mst_topology.c:3174: warning: Excess function parameter 'conn_base_id' description in 'drm_dp_mst_topology_mgr_init'
>> drivers/gpu/drm/drm_dp_mst_topology.c:3175: warning: Function parameter or member 'connector' not described in 'drm_dp_mst_topology_mgr_init'
   drivers/gpu/drm/drm_dp_mst_topology.c:3175: warning: Excess function parameter 'conn_base_id' description in 'drm_dp_mst_topology_mgr_init'
   drivers/gpu/drm/i915/i915_vma.h:49: warning: cannot understand function prototype: 'struct i915_vma '
   drivers/gpu/drm/i915/i915_vma.h:1: warning: no structured comments found
   drivers/gpu/drm/i915/intel_guc_fwif.h:553: warning: cannot understand function prototype: 'struct guc_log_buffer_state '
   drivers/gpu/drm/i915/i915_trace.h:1: warning: no structured comments found
   include/linux/skbuff.h:860: warning: Function parameter or member 'dev_scratch' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'list' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'ip_defrag_offset' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'skb_mstamp' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member '__cloned_offset' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'head_frag' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member '__pkt_type_offset' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'encapsulation' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'encap_hdr_csum' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'csum_valid' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'csum_complete_sw' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'csum_level' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'inner_protocol_type' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'remcsum_offload' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'offload_fwd_mark' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'offload_mr_fwd_mark' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'sender_cpu' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'reserved_tailroom' not described in 'sk_buff'
   include/linux/skbuff.h:860: warning: Function parameter or member 'inner_ipproto' not described in 'sk_buff'
   include/net/sock.h:238: warning: Function parameter or member 'skc_addrpair' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_portpair' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_ipv6only' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_net_refcnt' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_v6_daddr' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_v6_rcv_saddr' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_cookie' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_listener' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_tw_dr' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_rcv_wnd' not described in 'sock_common'
   include/net/sock.h:238: warning: Function parameter or member 'skc_tw_rcv_nxt' not described in 'sock_common'
   include/net/sock.h:509: warning: Function parameter or member 'sk_backlog.rmem_alloc' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'sk_backlog.len' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'sk_backlog.head' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'sk_backlog.tail' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'sk_wq_raw' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'tcp_rtx_queue' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'sk_route_forced_caps' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'sk_txtime_report_errors' not described in 'sock'
   include/net/sock.h:509: warning: Function parameter or member 'sk_validate_xmit_skb' not described in 'sock'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'adj_list.upper' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'adj_list.lower' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'gso_partial_features' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'switchdev_ops' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'l3mdev_ops' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'xfrmdev_ops' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'tlsdev_ops' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'name_assign_type' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'ieee802154_ptr' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'mpls_ptr' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'xdp_prog' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'gro_flush_timeout' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'nf_hooks_ingress' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member '____cacheline_aligned_in_smp' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'qdisc_hash' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'xps_cpus_map' not described in 'net_device'
   include/linux/netdevice.h:2018: warning: Function parameter or member 'xps_rxqs_map' not described in 'net_device'
   include/linux/phylink.h:56: warning: Function parameter or member '__ETHTOOL_DECLARE_LINK_MODE_MASK(advertising' not described in 'phylink_link_state'
   include/linux/phylink.h:56: warning: Function parameter or member '__ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertising' not described in 'phylink_link_state'
   sound/soc/soc-core.c:2918: warning: Excess function parameter 'legacy_dai_naming' description in 'snd_soc_register_dais'
   Documentation/admin-guide/cgroup-v2.rst:1485: WARNING: Block quote ends without a blank line; unexpected unindent.
   Documentation/admin-guide/cgroup-v2.rst:1487: WARNING: Block quote ends without a blank line; unexpected unindent.
   Documentation/admin-guide/cgroup-v2.rst:1488: WARNING: Block quote ends without a blank line; unexpected unindent.
   Documentation/core-api/boot-time-mm.rst:78: ERROR: Error in "kernel-doc" directive:
   unknown option: "nodocs".

vim +3175 drivers/gpu/drm/drm_dp_mst_topology.c

3f3353b7 Pandiyan, Dhinakaran 2017-04-20  3156  
ad7f8a1f Dave Airlie          2014-06-05  3157  /**
ad7f8a1f Dave Airlie          2014-06-05  3158   * drm_dp_mst_topology_mgr_init - initialise a topology manager
ad7f8a1f Dave Airlie          2014-06-05  3159   * @mgr: manager struct to initialise
ad7f8a1f Dave Airlie          2014-06-05  3160   * @dev: device providing this structure - for i2c addition.
ad7f8a1f Dave Airlie          2014-06-05  3161   * @aux: DP helper aux channel to talk to this device
ad7f8a1f Dave Airlie          2014-06-05  3162   * @max_dpcd_transaction_bytes: hw specific DPCD transaction limit
ad7f8a1f Dave Airlie          2014-06-05  3163   * @max_payloads: maximum number of payloads this GPU can source
ad7f8a1f Dave Airlie          2014-06-05  3164   * @conn_base_id: the connector object ID the MST device is connected to.
ad7f8a1f Dave Airlie          2014-06-05  3165   *
ad7f8a1f Dave Airlie          2014-06-05  3166   * Return 0 for success, or negative error code on failure
ad7f8a1f Dave Airlie          2014-06-05  3167   */
ad7f8a1f Dave Airlie          2014-06-05  3168  int drm_dp_mst_topology_mgr_init(struct drm_dp_mst_topology_mgr *mgr,
41ea4701 Lyude Paul           2018-08-27  3169  				 struct drm_device *dev,
41ea4701 Lyude Paul           2018-08-27  3170  				 struct drm_dp_aux *aux,
ad7f8a1f Dave Airlie          2014-06-05  3171  				 int max_dpcd_transaction_bytes,
41ea4701 Lyude Paul           2018-08-27  3172  				 int max_payloads,
41ea4701 Lyude Paul           2018-08-27  3173  				 struct drm_connector *connector)
ad7f8a1f Dave Airlie          2014-06-05 @3174  {
a4370c77 Ville Syrjälä        2017-07-12 @3175  	struct drm_dp_mst_topology_state *mst_state;
a4370c77 Ville Syrjälä        2017-07-12  3176  
ad7f8a1f Dave Airlie          2014-06-05  3177  	mutex_init(&mgr->lock);
ad7f8a1f Dave Airlie          2014-06-05  3178  	mutex_init(&mgr->qlock);
ad7f8a1f Dave Airlie          2014-06-05  3179  	mutex_init(&mgr->payload_lock);
6b8eeca6 Dave Airlie          2015-06-15  3180  	mutex_init(&mgr->destroy_connector_lock);
ad7f8a1f Dave Airlie          2014-06-05  3181  	INIT_LIST_HEAD(&mgr->tx_msg_downq);
6b8eeca6 Dave Airlie          2015-06-15  3182  	INIT_LIST_HEAD(&mgr->destroy_connector_list);
ad7f8a1f Dave Airlie          2014-06-05  3183  	INIT_WORK(&mgr->work, drm_dp_mst_link_probe_work);
ad7f8a1f Dave Airlie          2014-06-05  3184  	INIT_WORK(&mgr->tx_work, drm_dp_tx_work);
6b8eeca6 Dave Airlie          2015-06-15  3185  	INIT_WORK(&mgr->destroy_connector_work, drm_dp_destroy_connector_work);
ad7f8a1f Dave Airlie          2014-06-05  3186  	init_waitqueue_head(&mgr->tx_waitq);
ad7f8a1f Dave Airlie          2014-06-05  3187  	mgr->dev = dev;
ad7f8a1f Dave Airlie          2014-06-05  3188  	mgr->aux = aux;
ad7f8a1f Dave Airlie          2014-06-05  3189  	mgr->max_dpcd_transaction_bytes = max_dpcd_transaction_bytes;
ad7f8a1f Dave Airlie          2014-06-05  3190  	mgr->max_payloads = max_payloads;
41ea4701 Lyude Paul           2018-08-27  3191  	mgr->conn_base_id = connector->base.id;
4d6a10da Imre Deak            2016-01-29  3192  	if (max_payloads + 1 > sizeof(mgr->payload_mask) * 8 ||
4d6a10da Imre Deak            2016-01-29  3193  	    max_payloads + 1 > sizeof(mgr->vcpi_mask) * 8)
4d6a10da Imre Deak            2016-01-29  3194  		return -EINVAL;
ad7f8a1f Dave Airlie          2014-06-05  3195  	mgr->payloads = kcalloc(max_payloads, sizeof(struct drm_dp_payload), GFP_KERNEL);
ad7f8a1f Dave Airlie          2014-06-05  3196  	if (!mgr->payloads)
ad7f8a1f Dave Airlie          2014-06-05  3197  		return -ENOMEM;
ad7f8a1f Dave Airlie          2014-06-05  3198  	mgr->proposed_vcpis = kcalloc(max_payloads, sizeof(struct drm_dp_vcpi *), GFP_KERNEL);
ad7f8a1f Dave Airlie          2014-06-05  3199  	if (!mgr->proposed_vcpis)
ad7f8a1f Dave Airlie          2014-06-05  3200  		return -ENOMEM;
ad7f8a1f Dave Airlie          2014-06-05  3201  	set_bit(0, &mgr->payload_mask);
441388a8 Imre Deak            2016-01-29  3202  	if (test_calc_pbn_mode() < 0)
441388a8 Imre Deak            2016-01-29  3203  		DRM_ERROR("MST PBN self-test failed\n");
441388a8 Imre Deak            2016-01-29  3204  
a4370c77 Ville Syrjälä        2017-07-12  3205  	mst_state = kzalloc(sizeof(*mst_state), GFP_KERNEL);
a4370c77 Ville Syrjälä        2017-07-12  3206  	if (mst_state == NULL)
3f3353b7 Pandiyan, Dhinakaran 2017-04-20  3207  		return -ENOMEM;
a4370c77 Ville Syrjälä        2017-07-12  3208  
a4370c77 Ville Syrjälä        2017-07-12  3209  	mst_state->mgr = mgr;
3f3353b7 Pandiyan, Dhinakaran 2017-04-20  3210  
3f3353b7 Pandiyan, Dhinakaran 2017-04-20  3211  	/* max. time slots - one slot for MTP header */
a4370c77 Ville Syrjälä        2017-07-12  3212  	mst_state->avail_slots = 63;
a4370c77 Ville Syrjälä        2017-07-12  3213  
a4370c77 Ville Syrjälä        2017-07-12  3214  	drm_atomic_private_obj_init(&mgr->base,
a4370c77 Ville Syrjälä        2017-07-12  3215  				    &mst_state->base,
a4370c77 Ville Syrjälä        2017-07-12  3216  				    &mst_state_funcs);
3f3353b7 Pandiyan, Dhinakaran 2017-04-20  3217  
ad7f8a1f Dave Airlie          2014-06-05  3218  	return 0;
ad7f8a1f Dave Airlie          2014-06-05  3219  }
ad7f8a1f Dave Airlie          2014-06-05  3220  EXPORT_SYMBOL(drm_dp_mst_topology_mgr_init);
ad7f8a1f Dave Airlie          2014-06-05  3221  

:::::: The code at line 3175 was first introduced by commit
:::::: a4370c777406c2810e37fafd166ccddecdb2a60c drm/atomic: Make private objs proper objects

:::::: TO: Ville Syrjälä <ville.syrjala at linux.intel.com>
:::::: CC: Ville Syrjälä <ville.syrjala at linux.intel.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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