Re: [PATCH 1/7] accel/ivpu: Force snooping for MMU writes

2024-01-26 Thread Jeffrey Hugo
On 1/26/2024 5:27 AM, Jacek Lawrynowicz wrote: From: "Wachowski, Karol" Set AW_SNOOP_OVERRIDE bit in VPU_37/40XX_HOST_IF_TCU_PTW_OVERRIDES to force snooping for MMU write accesses (setting event queue events). MMU event queue buffer is the only buffer written by MMU and mapped as write-back wh

[PATCH 1/7] accel/ivpu: Force snooping for MMU writes

2024-01-26 Thread Jacek Lawrynowicz
From: "Wachowski, Karol" Set AW_SNOOP_OVERRIDE bit in VPU_37/40XX_HOST_IF_TCU_PTW_OVERRIDES to force snooping for MMU write accesses (setting event queue events). MMU event queue buffer is the only buffer written by MMU and mapped as write-back which break cache coherency. Force write transactio