drm/amd/display: fixed integer types and null check locations

From Sohaib Nadeem
71783d1ff65204d69207fd156d4b2eb1d3882375 in linux-6.6.y/6.6.19
0484e05d048b66d01d1f3c1d2306010bb57d8738 in mainline l

drm/amd/display: fixed integer types and null check locations

From Sohaib Nadeem
71783d1ff65204d69207fd156d4b2eb1d3882375 in linux-6.6.y/6.6.19
0484e05d048b66d01d1f3c1d2306010bb57d8738 in mainline linux

show more ...

drm/amd/display: Request usb4 bw for mst streams

From Peichen Huang
622c827544ef300899a757f5b1d61554c2c3abcc in linux-6.6.y/6.6.19
5f3bce13266e6fe2f7a46f94d8bc94d5274e276b in mainline linux

update drm to linux 6.6.12

Thanks to the OpenBSD Foundation for sponsoring this work.