[Intel-gfx] [PATCH] drm/i915: Add DPCD quirk for AUO PSR2 panel
kbuild test robot
lkp at intel.com
Wed Dec 11 00:47:27 UTC 2019
Hi Gaurav,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-tip/drm-tip linus/master v5.5-rc1 next-20191210]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url: https://github.com/0day-ci/linux/commits/Gaurav-K-Singh/drm-i915-Add-DPCD-quirk-for-AUO-PSR2-panel/20191211-064743
base: git://anongit.freedesktop.org/drm-intel for-linux-next
reproduce: make htmldocs
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
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include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'quotactl' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'quota_on' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_free_mnt_opts' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_eat_lsm_opts' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_kern_mount' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_show_options' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'sb_add_mnt_opt' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'd_instantiate' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'getprocattr' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'setprocattr' not described in 'security_list_options'
include/linux/lsm_hooks.h:1822: warning: Function parameter or member 'locked_down' not described in 'security_list_options'
fs/posix_acl.c:647: warning: Function parameter or member 'inode' not described in 'posix_acl_update_mode'
fs/posix_acl.c:647: warning: Function parameter or member 'mode_p' not described in 'posix_acl_update_mode'
fs/posix_acl.c:647: warning: Function parameter or member 'acl' not described in 'posix_acl_update_mode'
include/linux/regulator/machine.h:196: warning: Function parameter or member 'max_uV_step' not described in 'regulation_constraints'
include/linux/regulator/driver.h:223: warning: Function parameter or member 'resume' not described in 'regulator_ops'
include/linux/spi/spi.h:190: warning: Function parameter or member 'driver_override' not described in 'spi_device'
drivers/usb/typec/bus.c:1: warning: 'typec_altmode_register_driver' not found
drivers/usb/typec/bus.c:1: warning: 'typec_altmode_unregister_driver' not found
drivers/usb/typec/class.c:1: warning: 'typec_altmode_register_notifier' not found
drivers/usb/typec/class.c:1: warning: 'typec_altmode_unregister_notifier' not found
include/linux/w1.h:277: warning: Function parameter or member 'of_match_table' not described in 'w1_family'
drivers/gpio/gpiolib-of.c:92: warning: Excess function parameter 'dev' description in 'of_gpio_need_valid_mask'
include/linux/i2c.h:337: warning: Function parameter or member 'init_irq' not described in 'i2c_client'
kernel/dma/coherent.c:1: warning: no structured comments found
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include/net/sock.h:2455: warning: Excess function parameter 'sk' description in 'DECLARE_STATIC_KEY_FALSE'
include/net/sock.h:2455: warning: Excess function parameter 'skb' description in 'DECLARE_STATIC_KEY_FALSE'
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include/linux/netdevice.h:2063: warning: Function parameter or member 'xdp_prog' not described in 'net_device'
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include/linux/netdevice.h:2063: warning: Function parameter or member 'nf_hooks_ingress' not described in 'net_device'
include/linux/netdevice.h:2063: warning: Function parameter or member '____cacheline_aligned_in_smp' not described in 'net_device'
include/linux/netdevice.h:2063: warning: Function parameter or member 'qdisc_hash' not described in 'net_device'
include/linux/netdevice.h:2063: warning: Function parameter or member 'xps_cpus_map' not described in 'net_device'
include/linux/netdevice.h:2063: 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'
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include/linux/rculist.h:374: warning: Excess function parameter 'cond' description in 'list_for_each_entry_rcu'
include/linux/rculist.h:651: warning: Excess function parameter 'cond' description in 'hlist_for_each_entry_rcu'
mm/util.c:1: warning: 'get_user_pages_fast' not found
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c:1: warning: no structured comments found
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c:1: warning: no structured comments found
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h:254: warning: Function parameter or member 'hdcp_workqueue' not described in 'amdgpu_display_manager'
include/drm/drm_modeset_helper_vtables.h:1052: warning: Function parameter or member 'prepare_writeback_job' not described in 'drm_connector_helper_funcs'
include/drm/drm_modeset_helper_vtables.h:1052: warning: Function parameter or member 'cleanup_writeback_job' not described in 'drm_connector_helper_funcs'
include/drm/drm_dp_helper.h:1525: warning: Incorrect use of kernel-doc format: * @DP_DPCD_QUIRK_SYNCHRONIZATION_LATENCY
>> include/drm/drm_dp_helper.h:1533: warning: Enum value 'DP_DPCD_QUIRK_SYNCHRONIZATION_LATENCY' not described in enum 'drm_dp_quirk'
include/net/cfg80211.h:1185: warning: Function parameter or member 'txpwr' not described in 'station_parameters'
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include/linux/regulator/driver.h:284: WARNING: Unknown target name: "regulator_regmap_x_voltage".
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vim +1533 include/drm/drm_dp_helper.h
118b90f3f18e73 Jani Nikula 2017-05-18 1490
118b90f3f18e73 Jani Nikula 2017-05-18 1491 int drm_dp_read_desc(struct drm_dp_aux *aux, struct drm_dp_desc *desc,
118b90f3f18e73 Jani Nikula 2017-05-18 1492 bool is_branch);
118b90f3f18e73 Jani Nikula 2017-05-18 1493
76fa998acd86b6 Jani Nikula 2017-05-18 1494 /**
76fa998acd86b6 Jani Nikula 2017-05-18 1495 * enum drm_dp_quirk - Display Port sink/branch device specific quirks
76fa998acd86b6 Jani Nikula 2017-05-18 1496 *
76fa998acd86b6 Jani Nikula 2017-05-18 1497 * Display Port sink and branch devices in the wild have a variety of bugs, try
76fa998acd86b6 Jani Nikula 2017-05-18 1498 * to collect them here. The quirks are shared, but it's up to the drivers to
76fa998acd86b6 Jani Nikula 2017-05-18 1499 * implement workarounds for them.
76fa998acd86b6 Jani Nikula 2017-05-18 1500 */
76fa998acd86b6 Jani Nikula 2017-05-18 1501 enum drm_dp_quirk {
76fa998acd86b6 Jani Nikula 2017-05-18 1502 /**
53ca2edcf033f3 Lee, Shawn C 2018-09-11 1503 * @DP_DPCD_QUIRK_CONSTANT_N:
76fa998acd86b6 Jani Nikula 2017-05-18 1504 *
76fa998acd86b6 Jani Nikula 2017-05-18 1505 * The device requires main link attributes Mvid and Nvid to be limited
53ca2edcf033f3 Lee, Shawn C 2018-09-11 1506 * to 16 bits. So will give a constant value (0x8000) for compatability.
76fa998acd86b6 Jani Nikula 2017-05-18 1507 */
53ca2edcf033f3 Lee, Shawn C 2018-09-11 1508 DP_DPCD_QUIRK_CONSTANT_N,
7c5c641a930ed0 José Roberto de Souza 2018-12-03 1509 /**
ed17b555303c74 José Roberto de Souza 2018-12-05 1510 * @DP_DPCD_QUIRK_NO_PSR:
7c5c641a930ed0 José Roberto de Souza 2018-12-03 1511 *
7c5c641a930ed0 José Roberto de Souza 2018-12-03 1512 * The device does not support PSR even if reports that it supports or
7c5c641a930ed0 José Roberto de Souza 2018-12-03 1513 * driver still need to implement proper handling for such device.
7c5c641a930ed0 José Roberto de Souza 2018-12-03 1514 */
7c5c641a930ed0 José Roberto de Souza 2018-12-03 1515 DP_DPCD_QUIRK_NO_PSR,
7974033e527a5d Ville Syrjälä 2019-05-28 1516 /**
7974033e527a5d Ville Syrjälä 2019-05-28 1517 * @DP_DPCD_QUIRK_NO_SINK_COUNT:
7974033e527a5d Ville Syrjälä 2019-05-28 1518 *
7974033e527a5d Ville Syrjälä 2019-05-28 1519 * The device does not set SINK_COUNT to a non-zero value.
7974033e527a5d Ville Syrjälä 2019-05-28 1520 * The driver should ignore SINK_COUNT during detection.
7974033e527a5d Ville Syrjälä 2019-05-28 1521 */
7974033e527a5d Ville Syrjälä 2019-05-28 1522 DP_DPCD_QUIRK_NO_SINK_COUNT,
8c57c0a07182ad Gaurav K Singh 2019-12-10 1523 /**
8c57c0a07182ad Gaurav K Singh 2019-12-10 1524 * @DP_DPCD_QUIRK_SYNCHRONIZATION_LATENCY
8c57c0a07182ad Gaurav K Singh 2019-12-10 @1525 *
8c57c0a07182ad Gaurav K Singh 2019-12-10 1526 * The Helios AUO PSR2 panel requires more number of frames on PSR exit,
8c57c0a07182ad Gaurav K Singh 2019-12-10 1527 * to synchronize to the Source device-provided timing. Currently DPCD
8c57c0a07182ad Gaurav K Singh 2019-12-10 1528 * 0x2009 offset in TCON has the value of 0. Increasing this value to 8
8c57c0a07182ad Gaurav K Singh 2019-12-10 1529 * till this gets fixed in TCON of the panel.
8c57c0a07182ad Gaurav K Singh 2019-12-10 1530 */
8c57c0a07182ad Gaurav K Singh 2019-12-10 1531 DP_DPCD_QUIRK_SYNCHRONIZATION_LATENCY,
76fa998acd86b6 Jani Nikula 2017-05-18 1532 };
76fa998acd86b6 Jani Nikula 2017-05-18 @1533
:::::: The code at line 1533 was first introduced by commit
:::::: 76fa998acd86b6b40d0217e12af39c2406bdcd2b drm/dp: start a DPCD based DP sink/branch device quirk database
:::::: TO: Jani Nikula <jani.nikula at intel.com>
:::::: CC: Jani Nikula <jani.nikula at intel.com>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation
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