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From: Yongbang Shi <shiyongbang@huawei.com>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: <xinliang.liu@linaro.org>, <tiantao6@hisilicon.com>,
	<maarten.lankhorst@linux.intel.com>, <mripard@kernel.org>,
	<tzimmermann@suse.de>, <airlied@gmail.com>, <daniel@ffwll.ch>,
	<kong.kongxinwei@hisilicon.com>, <liangjian010@huawei.com>,
	<chenjianmin@huawei.com>, <lidongming5@huawei.com>,
	<libaihan@huawei.com>, <shenjian15@huawei.com>,
	<shaojijie@huawei.com>, <jani.nikula@linux.intel.com>,
	<dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>,
	<shiyongbang@huawei.com>
Subject: Re: [PATCH drm-dp 02/10] drm/hisilicon/hibmc: fix dp probabilistical detect errors after HPD irq
Date: Tue, 10 Jun 2025 21:26:41 +0800	[thread overview]
Message-ID: <5e27739f-2cb1-4010-88b9-8908404f60ae@huawei.com> (raw)
In-Reply-To: <a5658165-9e8a-49e6-b2ed-75b25c074b87@oss.qualcomm.com>

>>
>>
>>>> +        if ((dp->irq_status & HIBMC_DP_MASKED_SINK_HPD_UNPLUG_INT)) {
>>>> +            drm_dbg_dp(dev, "HPD OUT isr occur.");
>>>> +            hibmc_dp_reset_link(dp);
>>>> +            dp->hpd_status = 0;
>>>> +            if (dev->registered)
>>>> + drm_connector_helper_hpd_irq_event(&dp->connector);
>>>> +        } else {
>>>> +            drm_warn(dev, "HPD OUT occurs, irq status err: %u", 
>>>> dp- >irq_status);
>>> These should be ratelimited.
>>
>> Sorry, I didn't get it. Do you mean I need print the link rate here?
>>
>
> No, I was thinking about drm_err_ratelimited() in case something gets 
> stuck in the hw.
>
Okay, I will try to use it.



  reply	other threads:[~2025-06-10 13:26 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-30  9:54 [PATCH drm-dp 00/10] Fix hibmc driver bugs Yongbang Shi
2025-05-30  9:54 ` [PATCH drm-dp 01/10] drm/hisilicon/hibmc: fix the i2c device resource leak when vdac init failed Yongbang Shi
2025-06-08 11:20   ` Dmitry Baryshkov
2025-06-09 14:45     ` Yongbang Shi
2025-05-30  9:54 ` [PATCH drm-dp 02/10] drm/hisilicon/hibmc: fix dp probabilistical detect errors after HPD irq Yongbang Shi
2025-06-08 11:37   ` Dmitry Baryshkov
2025-06-09 14:47     ` Yongbang Shi
2025-06-09 14:49       ` Dmitry Baryshkov
2025-06-10 13:26         ` Yongbang Shi [this message]
2025-06-09 16:57       ` Dmitry Baryshkov
2025-05-30  9:54 ` [PATCH drm-dp 03/10] drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local Yongbang Shi
2025-06-08 11:43   ` Dmitry Baryshkov
2025-06-09 14:50     ` Yongbang Shi
2025-06-09 14:53       ` Dmitry Baryshkov
2025-06-10 13:28         ` Yongbang Shi
2025-06-16  9:27         ` Zenghui Yu
2025-05-30  9:54 ` [PATCH drm-dp 04/10] drm/hisilicon/hibmc: fix the hibmc loaded failed bug Yongbang Shi
     [not found]   ` <b0587eda-df65-4abc-b2af-c5dcb717c8b6@163.com>
2025-06-06  8:20     ` Yongbang Shi
2025-05-30  9:54 ` [PATCH drm-dp 05/10] drm/hisilicon/hibmc: fix rare monitors cannot display problem Yongbang Shi
2025-06-08 12:36   ` Dmitry Baryshkov
2025-06-09 14:56     ` Yongbang Shi
2025-06-09 18:53       ` Dmitry Baryshkov
2025-05-30  9:54 ` [PATCH drm-dp 06/10] drm/hisilicon/hibmc: add dp mode valid check Yongbang Shi
2025-06-08 12:39   ` Dmitry Baryshkov
2025-06-09 14:57     ` Yongbang Shi
2025-05-30  9:54 ` [PATCH drm-dp 07/10] drm/hisilicon/hibmc: add dp encoder modeset Yongbang Shi
2025-06-08 12:41   ` Dmitry Baryshkov
2025-06-10 13:30     ` Yongbang Shi
2025-05-30  9:54 ` [PATCH drm-dp 08/10] drm/hisilicon/hibmc: fix DP no showing after HPD with VGA connected Yongbang Shi
2025-06-08 12:44   ` Dmitry Baryshkov
2025-06-10 13:31     ` Yongbang Shi
2025-06-10 14:03     ` Yongbang Shi
2025-05-30  9:54 ` [PATCH drm-dp 09/10] drm/hisilicon/hibmc: fix HPD no showing with VGA para of GRUB Yongbang Shi
2025-06-08 12:47   ` Dmitry Baryshkov
2025-06-11 12:54     ` Yongbang Shi
2025-05-30  9:54 ` [PATCH drm-dp 10/10] drm/hisilicon/hibmc: fix no showing problem with loading hibmc manually Yongbang Shi
2025-06-08 12:54   ` Dmitry Baryshkov
2025-06-11 12:52     ` Yongbang Shi

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