[PATCH v2 drm-dp 00/10] Fix hibmc driver bugs

[Yongbang Shi]

Gracious ping for this bugfix series, it's been posted a week!

> From: Baihan Li <libaihan at huawei.com>
>
> There are some bugfix for hibmc-drm driver.
> ---
> ChangeLog:
> v1 -> v2:
>    - use the hibmc_ddc_del() in hibmc_connector_destroy(), suggested by Dmitry Baryshkov.
>    - fix the tag, suggested by Dmitry Baryshkov.
>    - don't use the flag, and use more checks in detect_ctx(), suggested by Dmitry Baryshkov.
>    - delete if (dev->registered), suggested by Dmitry Baryshkov.
>    - add explanations in commit, suggested by Dmitry Baryshkov.
>    - delete if (!dp->is_connected) in hibmc_dp_mode_valid(), suggested by Dmitry Baryshkov.
>    - don't tie VGA and DP status, suggested by Dmitry Baryshkov.
>    - use crtc clone to let 2 connectors can display simultaneous
>    - separate the patch, suggested by Dmitry Baryshkov.
> ---
>
> Baihan Li (10):
>    drm/hisilicon/hibmc: fix the i2c device resource leak when vdac init
>      failed
>    drm/hisilicon/hibmc: fix dp probabilistical detect errors after HPD
>      irq
>    drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local
>    drm/hisilicon/hibmc: fix the hibmc loaded failed bug
>    drm/hisilicon/hibmc: fix rare monitors cannot display problem
>    drm/hisilicon/hibmc: add dp mode valid check
>    drm/hisilicon/hibmc: fix dp and vga cannot show together
>    drm/hisilicon/hibmc: fix no showing when no connectors connected
>    drm/hisilicon/hibmc: fix no showing problem with loading hibmc
>      manually
>    drm/hisilicon/hibmc: adapting modification for the former commit
>
>   drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h  |  4 +-
>   drivers/gpu/drm/hisilicon/hibmc/dp/dp_hw.c    | 48 +++++++++----
>   drivers/gpu/drm/hisilicon/hibmc/dp/dp_hw.h    |  8 +++
>   drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c  | 33 ++++++---
>   .../gpu/drm/hisilicon/hibmc/dp/dp_serdes.c    | 12 ----
>   .../gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c    | 70 +++++++++++++++++--
>   .../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c   | 22 +++---
>   .../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h   |  1 +
>   .../gpu/drm/hisilicon/hibmc/hibmc_drm_i2c.c   |  5 ++
>   .../gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c  | 12 ++--
>   10 files changed, 163 insertions(+), 52 deletions(-)
>