[PATCH 1/2] drm/radeon: Assign VMID to PASID for IH in non-HWS mode

2015-01-06 Thread Oded Gabbay
On 01/05/2015 08:41 PM, Alex Deucher wrote: > On Mon, Jan 5, 2015 at 8:52 AM, Oded Gabbay wrote: >> From: Ben Goz >> >> This patch fixes a bug in kgd_set_pasid_vmid_mapping(), where the function >> only updated the ATC registers (IOMMU) with the new VMID <--> PASID mapping, >> but didn't update

[PATCH 1/2] drm/radeon: Assign VMID to PASID for IH in non-HWS mode

2015-01-05 Thread Oded Gabbay
From: Ben Goz This patch fixes a bug in kgd_set_pasid_vmid_mapping(), where the function only updated the ATC registers (IOMMU) with the new VMID <--> PASID mapping, but didn't update the IH (Interrupt) registers. The bug only occurs when using non-HWS mode. In HWS mode, the CP automatically doe

[PATCH 1/2] drm/radeon: Assign VMID to PASID for IH in non-HWS mode

2015-01-05 Thread Alex Deucher
On Mon, Jan 5, 2015 at 8:52 AM, Oded Gabbay wrote: > From: Ben Goz > > This patch fixes a bug in kgd_set_pasid_vmid_mapping(), where the function > only updated the ATC registers (IOMMU) with the new VMID <--> PASID mapping, > but didn't update the IH (Interrupt) registers. > > The bug only occur