Re: [Intel-gfx] [PATCH v2] drm/i915: Fix wrong escape clock divisor init for GLK

2019-07-11 Thread Ville Syrjälä
On Thu, Jul 11, 2019 at 01:44:01PM +0300, Stanislav Lisovskiy wrote: > According to Bspec clock divisor registers in GeminiLake > should be initialized by shifting 1(<<) to amount of correspondent > divisor. While i915 was writing all this time that value as is. > > Surprisingly that it by acciden

[Intel-gfx] [PATCH v2] drm/i915: Fix wrong escape clock divisor init for GLK

2019-07-11 Thread Stanislav Lisovskiy
According to Bspec clock divisor registers in GeminiLake should be initialized by shifting 1(<<) to amount of correspondent divisor. While i915 was writing all this time that value as is. Surprisingly that it by accident worked, until we met some issues with Microtech Etab. v2: Added Fixes tag an