From: Kuogee Hsieh <khsieh@codeaurora.org> To: dri-devel@lists.freedesktop.org, robdclark@gmail.com, sean@poorly.run, swboyd@chromium.org Cc: Kuogee Hsieh <khsieh@codeaurora.org>, abhinavk@codeaurora.org, aravindh@codeaurora.org, airlied@linux.ie, daniel@ffwll.ch, bjorn.andersson@linaro.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/7] drm/msm/dp: use dp_ctrl_off_link_stream during PHY compliance test run Date: Tue, 13 Jul 2021 08:54:01 -0700 [thread overview] Message-ID: <1626191647-13901-2-git-send-email-khsieh@codeaurora.org> (raw) In-Reply-To: <1626191647-13901-1-git-send-email-khsieh@codeaurora.org> DP cable should always connect to DPU during the entire PHY compliance testing run. Since DP PHY compliance test is executed at irq_hpd event context, dp_ctrl_off_link_stream() should be used instead of dp_ctrl_off(). dp_ctrl_off() is used for unplug event which is triggered when DP cable is dis connected. Changes in V2: -- add fixes statement Fixes: f21c8a276c2d ("drm/msm/dp: handle irq_hpd with sink_count = 0 correctly") Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org> --- drivers/gpu/drm/msm/dp/dp_ctrl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index caf71fa..27fb0f0 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -1530,7 +1530,7 @@ static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl) * running. Add the global reset just before disabling the * link clocks and core clocks. */ - ret = dp_ctrl_off(&ctrl->dp_ctrl); + ret = dp_ctrl_off_link_stream(&ctrl->dp_ctrl); if (ret) { DRM_ERROR("failed to disable DP controller\n"); return ret; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
WARNING: multiple messages have this Message-ID (diff)
From: Kuogee Hsieh <khsieh@codeaurora.org> To: dri-devel@lists.freedesktop.org, robdclark@gmail.com, sean@poorly.run, swboyd@chromium.org Cc: airlied@linux.ie, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, abhinavk@codeaurora.org, bjorn.andersson@linaro.org, Kuogee Hsieh <khsieh@codeaurora.org>, aravindh@codeaurora.org, freedreno@lists.freedesktop.org Subject: [PATCH v2 1/7] drm/msm/dp: use dp_ctrl_off_link_stream during PHY compliance test run Date: Tue, 13 Jul 2021 08:54:01 -0700 [thread overview] Message-ID: <1626191647-13901-2-git-send-email-khsieh@codeaurora.org> (raw) In-Reply-To: <1626191647-13901-1-git-send-email-khsieh@codeaurora.org> DP cable should always connect to DPU during the entire PHY compliance testing run. Since DP PHY compliance test is executed at irq_hpd event context, dp_ctrl_off_link_stream() should be used instead of dp_ctrl_off(). dp_ctrl_off() is used for unplug event which is triggered when DP cable is dis connected. Changes in V2: -- add fixes statement Fixes: f21c8a276c2d ("drm/msm/dp: handle irq_hpd with sink_count = 0 correctly") Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org> --- drivers/gpu/drm/msm/dp/dp_ctrl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index caf71fa..27fb0f0 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -1530,7 +1530,7 @@ static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl) * running. Add the global reset just before disabling the * link clocks and core clocks. */ - ret = dp_ctrl_off(&ctrl->dp_ctrl); + ret = dp_ctrl_off_link_stream(&ctrl->dp_ctrl); if (ret) { DRM_ERROR("failed to disable DP controller\n"); return ret; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2021-07-13 15:54 UTC|newest] Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-13 15:54 [PATCH v2 0/7] add fixes to pass DP Link Layer compliance test cases Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh [this message] 2021-07-13 15:54 ` [PATCH v2 1/7] drm/msm/dp: use dp_ctrl_off_link_stream during PHY compliance test run Kuogee Hsieh 2021-07-22 19:01 ` Stephen Boyd 2021-07-22 19:01 ` Stephen Boyd 2021-07-13 15:54 ` [PATCH v2 2/7] drm/msm/dp: reduce link rate if failed at link training 1 Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh 2021-07-22 19:05 ` Stephen Boyd 2021-07-22 19:05 ` Stephen Boyd 2021-07-13 15:54 ` [PATCH v2 3/7] drm/msm/dp: reset aux controller after dp_aux_cmd_fifo_tx() failed Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh 2021-07-22 19:08 ` Stephen Boyd 2021-07-22 19:08 ` Stephen Boyd 2021-07-13 15:54 ` [PATCH v2 4/7] drm/msm/dp: replug event is converted into an unplug followed by an plug events Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh 2021-07-22 19:24 ` Stephen Boyd 2021-07-22 19:24 ` Stephen Boyd 2021-07-13 15:54 ` [PATCH v2 5/7] drm/msm/dp: return correct edid checksum after corrupted edid checksum read Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh 2021-07-22 19:23 ` Stephen Boyd 2021-07-22 19:23 ` Stephen Boyd 2021-07-29 16:17 ` khsieh 2021-07-29 16:17 ` khsieh 2021-07-13 15:54 ` [PATCH v2 6/7] drm/msm/dp: do not end dp link training until video is ready Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh 2021-07-22 19:15 ` Stephen Boyd 2021-07-22 19:15 ` Stephen Boyd 2021-07-13 15:54 ` [PATCH v2 7/7] drm/msm/dp: retrain link when loss of symbol lock detected Kuogee Hsieh 2021-07-13 15:54 ` Kuogee Hsieh 2021-07-22 19:14 ` Stephen Boyd 2021-07-22 19:14 ` Stephen Boyd
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