From: Yongxing Mou <yongxing.mou@oss.qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: Rob Clark <robin.clark@oss.qualcomm.com>,
Dmitry Baryshkov <lumag@kernel.org>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Sean Paul <sean@poorly.run>,
Marijn Suijten <marijn.suijten@somainline.org>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Jessica Zhang <jesszhan0024@gmail.com>,
linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org,
Abhinav Kumar <quic_abhinavk@quicinc.com>
Subject: Re: [PATCH v4 28/39] drm/msm/dp: Mark the SST bridge disconnected when mst is active
Date: Mon, 15 Jun 2026 16:47:16 +0800 [thread overview]
Message-ID: <df14ba01-7f60-4d4f-b3f2-b74c9db98c97@oss.qualcomm.com> (raw)
In-Reply-To: <ge2bgx7rn4vcyptf4cd7hnodnycrg7gdjceqq5zdncmdmmnjlu@2cuu3lcotxeb>
On 4/12/2026 8:11 AM, Dmitry Baryshkov wrote:
> On Fri, Apr 10, 2026 at 05:34:03PM +0800, Yongxing Mou wrote:
>> From: Abhinav Kumar <quic_abhinavk@quicinc.com>
>>
>> The bridge detect function is only applicable for SST. In MST mode,
>> connector detection is handled by MST bridges. This patch skips
>> detection for the SST bridge when MST is active.
>
> "This patch"
>
Sorry, I missed that earlier. I’ve fixed it in this version.
>>
>> Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
>> Signed-off-by: Yongxing Mou <yongxing.mou@oss.qualcomm.com>
>> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
>> ---
>> drivers/gpu/drm/msm/dp/dp_display.c | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>
next prev parent reply other threads:[~2026-06-15 8:47 UTC|newest]
Thread overview: 128+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-10 9:33 [PATCH v4 00/39] drm/msm/dp: Add MST support for MSM chipsets Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 01/39] drm/msm/dp: remove cached drm_edid from panel Yongxing Mou
2026-04-10 13:52 ` Dmitry Baryshkov
2026-05-19 7:27 ` Yongxing Mou
2026-05-20 9:22 ` Dmitry Baryshkov
2026-05-20 10:09 ` Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 02/39] drm/msm/dp: drop deprecated .mode_set() and use .atomic_enable Yongxing Mou
2026-04-11 17:23 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 03/39] drm/msm/dp: break up dp_display_enable into two parts Yongxing Mou
2026-04-11 17:33 ` Dmitry Baryshkov
2026-04-12 0:20 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 04/39] drm/msm/dp: re-arrange dp_display_disable() into functional parts Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 05/39] drm/msm/dp: splite msm_dp_ctrl_config_ctrl() into link parts and stream parts Yongxing Mou
2026-04-11 17:34 ` Dmitry Baryshkov
2026-05-19 7:46 ` Yongxing Mou
2026-05-20 9:23 ` Dmitry Baryshkov
2026-05-20 10:16 ` Yongxing Mou
2026-05-20 10:20 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 06/39] drm/msm/dp: extract MISC1_MISC0 configuration into a separate function Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 07/39] drm/msm/dp: split link setup from source params Yongxing Mou
2026-04-11 17:36 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 08/39] drm/msm/dp: allow dp_ctrl stream APIs to use any panel passed to it Yongxing Mou
2026-04-11 17:38 ` Dmitry Baryshkov
2026-05-19 7:52 ` Yongxing Mou
2026-05-20 9:24 ` Dmitry Baryshkov
2026-05-20 10:31 ` Yongxing Mou
2026-05-20 12:36 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 09/39] drm/msm/dp: move the pixel clock control to its own API Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 10/39] drm/msm/dp: split dp_ctrl_off() into stream and link parts Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 11/39] drm/msm/dp: make bridge helpers use dp_display to allow re-use Yongxing Mou
2026-04-11 17:41 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 12/39] drm/msm/dp: separate dp_display_prepare() into its own API Yongxing Mou
2026-04-11 17:42 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 13/39] drm/msm/dp: introduce stream_id for each DP panel Yongxing Mou
2026-04-11 17:55 ` Dmitry Baryshkov
2026-05-19 8:26 ` Yongxing Mou
2026-05-20 9:27 ` Dmitry Baryshkov
2026-04-11 18:04 ` Dmitry Baryshkov
2026-05-20 8:54 ` Yongxing Mou
2026-04-12 0:04 ` Dmitry Baryshkov
2026-05-20 8:54 ` Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 14/39] drm/msm/dp: introduce max_streams for DP controller MST support Yongxing Mou
2026-04-11 17:59 ` Dmitry Baryshkov
2026-05-21 11:34 ` Yongxing Mou
2026-05-21 12:07 ` Dmitry Baryshkov
2026-05-22 7:58 ` Yongxing Mou
2026-05-25 8:16 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 15/39] drm/msm/dp: Add support for programming p1/p2/p3 register blocks Yongxing Mou
2026-04-11 18:07 ` Dmitry Baryshkov
2026-05-21 11:50 ` Yongxing Mou
2026-05-21 12:20 ` Dmitry Baryshkov
2026-05-22 7:51 ` Yongxing Mou
2026-05-25 8:19 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 16/39] drm/msm/dp: use stream_id to change offsets in dp_catalog Yongxing Mou
2026-04-11 18:12 ` Dmitry Baryshkov
2026-05-25 8:06 ` Yongxing Mou
2026-05-25 8:21 ` Dmitry Baryshkov
2026-05-25 12:13 ` Yongxing Mou
2026-05-25 13:31 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 17/39] drm/msm/dp: Add catalog support for 3rd/4th stream MST Yongxing Mou
2026-04-11 18:24 ` Dmitry Baryshkov
2026-05-25 8:06 ` Yongxing Mou
2026-05-25 8:25 ` Dmitry Baryshkov
2026-05-25 12:01 ` Yongxing Mou
2026-05-25 13:32 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 18/39] drm/msm/dp: add support to send ACT packets for MST Yongxing Mou
2026-04-11 18:57 ` Dmitry Baryshkov
2026-06-15 8:21 ` Yongxing Mou
2026-06-16 0:41 ` Dmitry Baryshkov
2026-06-16 9:36 ` Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 19/39] drm/msm/dp: Add support to enable MST in mainlink control Yongxing Mou
2026-04-11 18:59 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 20/39] drm/msm/dp: no need to update tu calculation for mst Yongxing Mou
2026-04-11 19:00 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 21/39] drm/msm/dp: Add support for MST channel slot allocation Yongxing Mou
2026-04-11 23:58 ` Dmitry Baryshkov
2026-04-10 9:33 ` [PATCH v4 22/39] drm/msm/dp: Add support for sending VCPF packets in DP controller Yongxing Mou
2026-04-11 19:24 ` Dmitry Baryshkov
2026-06-15 8:35 ` Yongxing Mou
2026-06-16 0:44 ` Dmitry Baryshkov
2026-06-16 9:23 ` Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 23/39] drm/msm/dp: Always program MST_FIFO_CONSTANT_FILL for MST use cases Yongxing Mou
2026-04-10 9:33 ` [PATCH v4 24/39] drm/msm/dp: simplify link and clock disable sequence Yongxing Mou
2026-04-12 0:00 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 25/39] drm/msm/dp: pass panel to display enable/disable helpers Yongxing Mou
2026-04-12 0:05 ` Dmitry Baryshkov
2026-05-28 10:13 ` Yongxing Mou
2026-04-10 9:34 ` [PATCH v4 26/39] drm/msm/dp: abstract out the dp_display stream helpers to accept a panel Yongxing Mou
2026-04-12 0:07 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 27/39] drm/msm/dp: replace power_on with active_stream_cnt for dp_display Yongxing Mou
2026-04-12 0:11 ` Dmitry Baryshkov
2026-06-15 8:45 ` Yongxing Mou
2026-04-10 9:34 ` [PATCH v4 28/39] drm/msm/dp: Mark the SST bridge disconnected when mst is active Yongxing Mou
2026-04-12 0:11 ` Dmitry Baryshkov
2026-06-15 8:47 ` Yongxing Mou [this message]
2026-04-10 9:34 ` [PATCH v4 29/39] drm/msm/dp: add an API to initialize MST on sink side Yongxing Mou
2026-04-12 0:15 ` Dmitry Baryshkov
2026-06-15 9:02 ` Yongxing Mou
2026-06-16 0:45 ` Dmitry Baryshkov
2026-06-16 9:44 ` Yongxing Mou
2026-04-10 9:34 ` [PATCH v4 30/39] drm/msm/dp: add dp_display_get_panel() to initialize DP panel Yongxing Mou
2026-04-12 0:17 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 31/39] drm/msm/dp: add prepared to manage link-level operations Yongxing Mou
2026-04-12 0:19 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 32/39] drm/msm/dpu: initialize encoders per stream for DP MST Yongxing Mou
2026-04-11 19:31 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 33/39] drm/msm/dp: initialize dp_mst module for each DP MST controller Yongxing Mou
2026-04-11 23:36 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 34/39] drm/msm/dp: add dp_mst_drm to manage DP MST bridge operations Yongxing Mou
2026-04-11 23:51 ` Dmitry Baryshkov
2026-05-18 12:00 ` Yongxing Mou
2026-04-10 9:34 ` [PATCH v4 35/39] drm/msm/dp: wire MST helpers into atomic check and commit paths Yongxing Mou
2026-04-11 23:55 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 36/39] drm/msm/dp: add connector abstraction for DP MST Yongxing Mou
2026-04-11 23:30 ` Dmitry Baryshkov
2026-04-10 9:34 ` [PATCH v4 37/39] drm/msm/dp: add HPD callback for dp MST Yongxing Mou
2026-04-11 22:00 ` Dmitry Baryshkov
2026-06-15 10:05 ` Yongxing Mou
2026-06-16 0:50 ` Dmitry Baryshkov
2026-06-16 9:51 ` Yongxing Mou
2026-04-10 9:34 ` [PATCH v4 38/39] drm/msm/dpu: use msm_dp_get_mst_intf_id() to get the intf id Yongxing Mou
2026-04-10 9:34 ` [PATCH v4 39/39] drm/msm/dp: Add MST stream support for supported DP controllers Yongxing Mou
2026-04-10 10:23 ` Konrad Dybcio
2026-04-11 19:26 ` Dmitry Baryshkov
2026-04-10 13:53 ` [PATCH v4 00/39] drm/msm/dp: Add MST support for MSM chipsets Dmitry Baryshkov
2026-04-12 0:34 ` Dmitry Baryshkov
2026-05-22 8:07 ` Yongxing Mou
2026-05-25 8:26 ` Dmitry Baryshkov
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