From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from canpmsgout05.his.huawei.com (canpmsgout05.his.huawei.com [113.46.200.220]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 80D76223DC1 for ; Wed, 5 Nov 2025 07:48:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=113.46.200.220 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762328896; cv=none; b=S9kQalLPa7ebqm3rU71d97kKzn8MmtvSI9PGOIybznBY62eeFzARqiAO1LuI9ohSX+IwyLI5jqByFR5N1MPPbkbVefVnx1d9rwTwst4LGx0t84nZKxMjJH7yf450Y1engilIWKyZpgwQM25TLU9nFFHTIok9Moxsxqu379F9GLE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762328896; c=relaxed/simple; bh=yZ+LZGEzWDj1hbaIelgMVwQsX9OTqCs36J9oxxaOHe8=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=NIAsJRAUgZ691PVGWbzDR23wmIARtk7DPZQ7ajH1+kVLvE7ni1EHU2X3FA0+jaX9N/ecwh8w7lA2YKe/RuIediC3BBgcq1+bF5bqF36b/SHNgqcJb8zECsOkEZ3w8+vHX+NMQWBTA0UdUVqHxhX/k8oF9xGTE+O3xVg5WNzTIFk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b=VzMNRaSZ; arc=none smtp.client-ip=113.46.200.220 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b="VzMNRaSZ" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=FSvxpard0HoYpObyaKRQSED2eQFZNpC67juTQyAXQP4=; b=VzMNRaSZAK1+UZeC/FOn/pnT0pHf9SMW9Wr920WcLgu4W2dBHnDVyJEURP30T0VAyN1hsipP+ 0ZhLfYAf49ypWYKSpIeCxSHfMxTmzNsZ4kXFMBtetmbhy3ryNbqahoCG6L5F8hIkFngwx4MTLqi rQpHyDDj4GR2CAvGL6BCJe8= Received: from mail.maildlp.com (unknown [172.19.163.174]) by canpmsgout05.his.huawei.com (SkyGuard) with ESMTPS id 4d1cpD3pwKz12LDq; Wed, 5 Nov 2025 15:46:28 +0800 (CST) Received: from dggemv706-chm.china.huawei.com (unknown [10.3.19.33]) by mail.maildlp.com (Postfix) with ESMTPS id 195401400CD; Wed, 5 Nov 2025 15:48:04 +0800 (CST) Received: from kwepemq100007.china.huawei.com (7.202.195.175) by dggemv706-chm.china.huawei.com (10.3.19.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Wed, 5 Nov 2025 15:48:03 +0800 Received: from [10.159.166.136] (10.159.166.136) by kwepemq100007.china.huawei.com (7.202.195.175) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Wed, 5 Nov 2025 15:48:03 +0800 Message-ID: <43a4d870-bb0e-4fdb-acac-6b564b4ea542@huawei.com> Date: Wed, 5 Nov 2025 15:48:01 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v9 drm-dp 0/4] Fix hibmc driver bugs To: , , , , , , , , CC: , , , , , , , , References: <20251017095907.2060834-1-shiyongbang@huawei.com> From: Yongbang Shi In-Reply-To: <20251017095907.2060834-1-shiyongbang@huawei.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: kwepems200002.china.huawei.com (7.221.188.68) To kwepemq100007.china.huawei.com (7.202.195.175) Gently ping. Thanks, Baihan. > From: Baihan Li > > There are some bugfix for hibmc-drm driver. > --- > ChangeLog: > v8 -> v9: > - refactor the hibmc_dp_check_hpd_status(), and add some checks > in dp_encoder_enable. > v7 -> v8: > - fix build errors reported by kernel test robot > Closes: https://lore.kernel.org/oe-kbuild-all/202509241625.o4mNleVb-lkp@intel.com/ > v6 -> v7: > - add the check about branch devices, suggested by Dmitry Baryshkov. > v5 -> v6: > - use HPD status in DP detect_ctx(), suggested by Dmitry Baryshkov. > 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. > > drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h | 4 + > .../gpu/drm/hisilicon/hibmc/dp/dp_config.h | 2 + > drivers/gpu/drm/hisilicon/hibmc/dp/dp_hw.c | 40 +++++++++- > drivers/gpu/drm/hisilicon/hibmc/dp/dp_hw.h | 8 ++ > drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h | 3 + > .../gpu/drm/hisilicon/hibmc/hibmc_drm_dp.c | 77 ++++++++++++++++++- > 6 files changed, 128 insertions(+), 6 deletions(-) >