[PATCH v3 16/23] amdkfd: Add packet manager module

From: Ben Goz The packet manager module builds PM4 packets for the sole use of the CP scheduler. Those packets are used by the HIQ to submit runlists to the CP. v3: remove include of cik_mqds.h v3: Change lower_32/upper_32 calls to use linux macros v3: use new gart allocation functions v3: add

[PATCH v3 16/23] amdkfd: Add packet manager module

From: Ben Goz ben@amd.com The packet manager module builds PM4 packets for the sole use of the CP scheduler. Those packets are used by the HIQ to submit runlists to the CP. v3: remove include of cik_mqds.h v3: Change lower_32/upper_32 calls to use linux macros v3: use new gart allocation