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Qualcomm Prepares IFPC Feature For Adreno X1-85 GPU With The Snapdragon X Laptops

This past week Qualcomm sent out a set of 17 patches for the MSM DRM kernel graphics driver for enabling support for the Inter Frame Power Collapse (IFPC) feature with the X1-85 GPU found in the current Snapdragon X laptops.

This past week Qualcomm sent out a set of 17 patches for the MSM DRM kernel graphics driver for enabling support for the Inter Frame Power Collapse (IFPC) feature with the X1-85 GPU found in the current Snapdragon X laptops. IFPC is reported to provide significant power savings to help with battery life and reducing thermal load. Since the KMD is unaware of these transitions, it must perform a handshake with the hardware (eg: fenced_write, OOB signaling etc) before accessing registers in the GX power domain.

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