Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-26 Thread Akhil P Oommen
On Fri, Sep 13, 2024 at 12:51:31PM -0700, Rob Clark wrote: > From: Rob Clark > > The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some > devices (x1-85, possibly others), it seems to pass that barrier while > there are still things in the event completion FIFO waiting to be > written

Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-24 Thread Rob Clark
On Wed, Sep 18, 2024 at 9:51 AM Connor Abbott wrote: > > On Fri, Sep 13, 2024 at 8:51 PM Rob Clark wrote: > > > > From: Rob Clark > > > > The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some > > devices (x1-85, possibly others), it seems to pass that barrier while > > there are sti

Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-18 Thread Connor Abbott
On Fri, Sep 13, 2024 at 8:51 PM Rob Clark wrote: > > From: Rob Clark > > The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some > devices (x1-85, possibly others), it seems to pass that barrier while > there are still things in the event completion FIFO waiting to be > written back to

Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-17 Thread Rob Clark
On Tue, Sep 17, 2024 at 4:37 PM Konrad Dybcio wrote: > > On 17.09.2024 5:30 PM, Rob Clark wrote: > > On Tue, Sep 17, 2024 at 6:47 AM Konrad Dybcio > > wrote: > >> > >> On 13.09.2024 9:51 PM, Rob Clark wrote: > >>> From: Rob Clark > >>> > >>> The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle

Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-17 Thread Konrad Dybcio
On 17.09.2024 5:30 PM, Rob Clark wrote: > On Tue, Sep 17, 2024 at 6:47 AM Konrad Dybcio wrote: >> >> On 13.09.2024 9:51 PM, Rob Clark wrote: >>> From: Rob Clark >>> >>> The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some >>> devices (x1-85, possibly others), it seems to pass that b

Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-17 Thread Rob Clark
On Tue, Sep 17, 2024 at 6:47 AM Konrad Dybcio wrote: > > On 13.09.2024 9:51 PM, Rob Clark wrote: > > From: Rob Clark > > > > The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some > > devices (x1-85, possibly others), it seems to pass that barrier while > > there are still things in t

Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-17 Thread Akhil P Oommen
On Tue, Sep 17, 2024 at 03:47:09PM +0200, Konrad Dybcio wrote: > On 13.09.2024 9:51 PM, Rob Clark wrote: > > From: Rob Clark > > > > The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some > > devices (x1-85, possibly others), it seems to pass that barrier while > > there are still thi

Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

2024-09-17 Thread Konrad Dybcio
On 13.09.2024 9:51 PM, Rob Clark wrote: > From: Rob Clark > > The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some > devices (x1-85, possibly others), it seems to pass that barrier while > there are still things in the event completion FIFO waiting to be > written back to memory. C