linux-kernel - [PATCH v5 drm-dp 0/4] Fix hibmc driver bugs

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Message-ID: <20250826021744.3237574-1-shiyongbang@huawei.com>
Date: Tue, 26 Aug 2025 10:17:40 +0800
From: Yongbang Shi <shiyongbang@...wei.com>
To: <xinliang.liu@...aro.org>, <tiantao6@...ilicon.com>,
	<maarten.lankhorst@...ux.intel.com>, <mripard@...nel.org>,
	<tzimmermann@...e.de>, <airlied@...il.com>, <daniel@...ll.ch>,
	<kong.kongxinwei@...ilicon.com>, <dmitry.baryshkov@....qualcomm.com>
CC: <liangjian010@...wei.com>, <chenjianmin@...wei.com>,
	<fengsheng5@...wei.com>, <shiyongbang@...wei.com>, <libaihan@...wei.com>,
	<shenjian15@...wei.com>, <shaojijie@...wei.com>,
	<dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v5 drm-dp 0/4] Fix hibmc driver bugs

From: Baihan Li <libaihan@...wei.com>

There are some bugfix for hibmc-drm driver.
---
ChangeLog:
v4 -> v5:
  - Because some of patches are applied, this series only contains the rest of them.
  - fix the commit and DP detect_ctx(), suggested by Dmitry Baryshkov.
  - fix bugfix commit ID, suggested by Dmitry Baryshkov.
  - remove the 08/11 patch, I'll add in next series.
  - combined 9 and 11 patch together, suggested by Dmitry Baryshkov.
v3 -> v4:
  - remove link training process in hibmc_dp_detect(), suggested by Dmitry Baryshkov.
  - remove if (dev->registered), suggested by Dmitry Baryshkov.
  - remove non-related changes, suggested by Dmitry Baryshkov.
  - Remove the clock check, suggested by Dmitry Baryshkov.
  - ( I'll add them in next series after redesigning this part)
  - add KVM edid in commit message, suggested by Dmitry Baryshkov.
  - fix magic values, suggested by Dmitry Baryshkov.
  - fix the commit subjects, suggested by Dmitry Baryshkov.
v2 -> v3:
  - fix hibmc_connector_get_modes() and hibmc_vdac_detect() to realize BMC KVM, suggested by Dmitry Baryshkov.
  - fix the issue commit ID, suggested by Dmitry Baryshkov.
  - split into 2 commits, suggested by Dmitry Baryshkov.
  - add more comments in commit log, suggested by Dmitry Baryshkov.
---

Baihan Li (4):
  drm/hisilicon/hibmc: fix dp probabilistical detect errors after HPD
    irq
  drm/hisilicon/hibmc: add dp mode valid check
  drm/hisilicon/hibmc: fix no showing problem with loading hibmc
    manually
  drm/hisilicon/hibmc: Adding reset colorbar cfg in dp init.

 .../gpu/drm/hisilicon/hibmc/dp/dp_config.h    |  2 ++
 drivers/gpu/drm/hisilicon/hibmc/dp/dp_hw.c    | 19 ++++++++++--
 drivers/gpu/drm/hisilicon/hibmc/dp/dp_hw.h    |  2 ++
 .../gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c    | 31 ++++++++++++++++++-
 4 files changed, 51 insertions(+), 3 deletions(-)

-- 
2.33.0