Re: [Intel-gfx] [RFC PATCH 2/2] drm/i915/gen7: Clear all EU/L3 residual contexts

2020-01-14 Thread Chris Wilson
Quoting Akeem G Abodunrin (2020-01-14 14:51:36) > From: Prathap Kumar Valsan > > On gen7 and gen7.5 devices, there could be leftover data residuals in > EU/L3 from the retiring context. This patch introduces workaround to clear > that residual contexts, by submitting a batch buffer with dedicated

[Intel-gfx] [RFC PATCH 2/2] drm/i915/gen7: Clear all EU/L3 residual contexts

2020-01-14 Thread Akeem G Abodunrin
From: Prathap Kumar Valsan On gen7 and gen7.5 devices, there could be leftover data residuals in EU/L3 from the retiring context. This patch introduces workaround to clear that residual contexts, by submitting a batch buffer with dedicated HW context to the GPU with ring allocation for each conte