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[2001:14ba:a0db:1f00::8a5]) by smtp.gmail.com with ESMTPSA id z18-20020a2e9b92000000b002ada45ce1fbsm1104368lji.128.2023.05.11.09.02.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 May 2023 09:02:47 -0700 (PDT) Message-ID: <89938fdd-d0d0-b0c1-7717-4a2bc00236f5@linaro.org> Date: Thu, 11 May 2023 19:02:46 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [PATCH v1 0/2] enable HDP plugin/unplugged interrupts to hpd_enable/disable Content-Language: en-GB To: Kuogee Hsieh , dri-devel@lists.freedesktop.org, robdclark@gmail.com, sean@poorly.run, swboyd@chromium.org, dianders@chromium.org, vkoul@kernel.org, daniel@ffwll.ch, airlied@gmail.com, agross@kernel.org, andersson@kernel.org Cc: quic_abhinavk@quicinc.com, quic_jesszhan@quicinc.com, quic_sbillaka@quicinc.com, marijn.suijten@somainline.org, freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <1683750665-8764-1-git-send-email-quic_khsieh@quicinc.com> From: Dmitry Baryshkov In-Reply-To: <1683750665-8764-1-git-send-email-quic_khsieh@quicinc.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/05/2023 23:31, Kuogee Hsieh wrote: > There is bug report on exteranl DP display does not work. > This patch add below two patches to fix the problem. > 1) enable HDP plugin/unplugged interrupts to hpd_enable/disable > 2) add mutex to protect internal_hpd against race condition between different threads > > > Kuogee Hsieh (2): > drm/msm/dp: enable HDP plugin/unplugged interrupts to > hpd_enable/disable > drm/msm/dp: add mutex to protect internal_hpd against race condition > between different threads > > drivers/gpu/drm/msm/dp/dp_display.c | 37 +++++++++++++++++++++++-------------- > 1 file changed, 23 insertions(+), 14 deletions(-) > BTW: Kuogee, what happened to the patchset promised at [1] ? In the reply, [2], I asked you to remove DP_HPD_INIT_SETUP completely, and then you went silent. [1] https://lore.kernel.org/dri-devel/4c733721-855a-85fd-82a9-9af0f80fc02e@quicinc.com/ [2] https://lore.kernel.org/dri-devel/358262c3-e501-3c7f-7502-f0323cdcc634@linaro.org/ -- With best wishes Dmitry