Re: [PATCH v2] drm/i915/guc: Use context hints for GT freq

2024-03-04 Thread Rodrigo Vivi
On Wed, Feb 28, 2024 at 11:58:06AM -0800, Belgaumkar, Vinay wrote: > > On 2/28/2024 4:54 AM, Tvrtko Ursulin wrote: > > > > On 27/02/2024 23:51, Vinay Belgaumkar wrote: > > > Allow user to provide a low latency context hint. When set, KMD > > > sends a hint to GuC which results in special

Re: [PATCH v2] drm/i915/guc: Use context hints for GT freq

2024-02-28 Thread Belgaumkar, Vinay
On 2/28/2024 4:54 AM, Tvrtko Ursulin wrote: On 27/02/2024 23:51, Vinay Belgaumkar wrote: Allow user to provide a low latency context hint. When set, KMD sends a hint to GuC which results in special handling for this context. SLPC will ramp the GT frequency aggressively every time it switches

Re: [PATCH v2] drm/i915/guc: Use context hints for GT freq

2024-02-28 Thread Tvrtko Ursulin
On 27/02/2024 23:51, Vinay Belgaumkar wrote: Allow user to provide a low latency context hint. When set, KMD sends a hint to GuC which results in special handling for this context. SLPC will ramp the GT frequency aggressively every time it switches to this context. The down freq threshold will

[PATCH v2] drm/i915/guc: Use context hints for GT freq

2024-02-27 Thread Vinay Belgaumkar
Allow user to provide a low latency context hint. When set, KMD sends a hint to GuC which results in special handling for this context. SLPC will ramp the GT frequency aggressively every time it switches to this context. The down freq threshold will also be lower so GuC will ramp down the GT freq