The panel-edp enables the eDP panel power during probe, get_modes and pre-enable. The eDP connect and disconnect interrupts for the eDP/DP controller are directly dependent on panel power. As eDP display can be assumed as always connected, the controller driver can skip the eDP connect and disconnect interrupts. Any disruption in the link status will be indicated via the IRQ_HPD interrupts. So, the eDP controller driver can just enable the IRQ_HPD and replug interrupts. The DP controller driver still needs to enable all the interrupts. Signed-off-by: Sankeerth Billakanti <quic_sbillaka@quicinc.com> Reviewed-by: Douglas Anderson <dianders@chromium.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Patchwork: https://patchwork.freedesktop.org/patch/483310/ Link: https://lore.kernel.org/r/1650887072-16652-3-git-send-email-quic_sbillaka@quicinc.com Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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