Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-12-05 Thread Akhil P Oommen
On 12/5/2024 3:20 AM, Rob Clark wrote: > On Wed, Dec 4, 2024 at 1:47 PM Rob Clark wrote: >> >> On Wed, Dec 4, 2024 at 11:04 AM Akhil P Oommen >> wrote: >>> >>> On 12/1/2024 10:06 PM, Rob Clark wrote: On Sat, Nov 30, 2024 at 12:30 PM Akhil P Oommen wrote: > > On 11/30/2024 7:01

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-12-04 Thread Rob Clark
On Wed, Dec 4, 2024 at 1:47 PM Rob Clark wrote: > > On Wed, Dec 4, 2024 at 11:04 AM Akhil P Oommen > wrote: > > > > On 12/1/2024 10:06 PM, Rob Clark wrote: > > > On Sat, Nov 30, 2024 at 12:30 PM Akhil P Oommen > > > wrote: > > >> > > >> On 11/30/2024 7:01 PM, Konrad Dybcio wrote: > > >>> On 25.

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-12-04 Thread Rob Clark
On Wed, Dec 4, 2024 at 11:04 AM Akhil P Oommen wrote: > > On 12/1/2024 10:06 PM, Rob Clark wrote: > > On Sat, Nov 30, 2024 at 12:30 PM Akhil P Oommen > > wrote: > >> > >> On 11/30/2024 7:01 PM, Konrad Dybcio wrote: > >>> On 25.11.2024 5:33 PM, Akhil P Oommen wrote: > There are a few chipsets

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-12-04 Thread Akhil P Oommen
On 12/1/2024 10:06 PM, Rob Clark wrote: > On Sat, Nov 30, 2024 at 12:30 PM Akhil P Oommen > wrote: >> >> On 11/30/2024 7:01 PM, Konrad Dybcio wrote: >>> On 25.11.2024 5:33 PM, Akhil P Oommen wrote: There are a few chipsets which don't have system cache a.k.a LLC. Currently, the assumptio

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-12-01 Thread Rob Clark
On Sat, Nov 30, 2024 at 12:30 PM Akhil P Oommen wrote: > > On 11/30/2024 7:01 PM, Konrad Dybcio wrote: > > On 25.11.2024 5:33 PM, Akhil P Oommen wrote: > >> There are a few chipsets which don't have system cache a.k.a LLC. > >> Currently, the assumption in the driver is that the system cache > >>

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-11-30 Thread Akhil P Oommen
On 11/30/2024 7:01 PM, Konrad Dybcio wrote: > On 25.11.2024 5:33 PM, Akhil P Oommen wrote: >> There are a few chipsets which don't have system cache a.k.a LLC. >> Currently, the assumption in the driver is that the system cache >> availability correlates with the presence of GMU or RPMH, which >> i

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-11-30 Thread Konrad Dybcio
On 25.11.2024 5:33 PM, Akhil P Oommen wrote: > There are a few chipsets which don't have system cache a.k.a LLC. > Currently, the assumption in the driver is that the system cache > availability correlates with the presence of GMU or RPMH, which > is not true. For instance, Snapdragon 6 Gen 1 has R

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-11-26 Thread Dmitry Baryshkov
On Tue, 26 Nov 2024 at 17:37, Akhil P Oommen wrote: > > On 11/25/2024 10:16 PM, Dmitry Baryshkov wrote: > > On Mon, Nov 25, 2024 at 10:03:00PM +0530, Akhil P Oommen wrote: > >> There are a few chipsets which don't have system cache a.k.a LLC. > >> Currently, the assumption in the driver is that th

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-11-26 Thread Akhil P Oommen
On 11/25/2024 10:16 PM, Dmitry Baryshkov wrote: > On Mon, Nov 25, 2024 at 10:03:00PM +0530, Akhil P Oommen wrote: >> There are a few chipsets which don't have system cache a.k.a LLC. >> Currently, the assumption in the driver is that the system cache >> availability correlates with the presence of

Re: [PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-11-25 Thread Dmitry Baryshkov
On Mon, Nov 25, 2024 at 10:03:00PM +0530, Akhil P Oommen wrote: > There are a few chipsets which don't have system cache a.k.a LLC. > Currently, the assumption in the driver is that the system cache > availability correlates with the presence of GMU or RPMH, which > is not true. For instance, Snapd

[PATCH v2 1/2] drm/msm/adreno: Introduce ADRENO_QUIRK_NO_SYSCACHE

2024-11-25 Thread Akhil P Oommen
There are a few chipsets which don't have system cache a.k.a LLC. Currently, the assumption in the driver is that the system cache availability correlates with the presence of GMU or RPMH, which is not true. For instance, Snapdragon 6 Gen 1 has RPMH and a GPU with a full blown GMU, but doesnot have