On Thu, Jan 21, 2016 at 04:07:22PM +0000, Arun Siluvery wrote: > On 21/01/2016 15:17, Chris Wilson wrote: > >On Thu, Jan 21, 2016 at 02:00:39PM +0000, Arun Siluvery wrote: > >>Resending all patches as told by Daniel because I didn't use correct > >>message-id while replying updated version of Patch1 before which means > >>patchwork won't pickup and we won't have CI results. Previous updates > >>regarding Patch1 are available at https://patchwork.freedesktop.org/patch/70527/ > >> > >>Some of the WA patches are now reviewed so I added r-b tags for them. > >> > >>Reviewed: 1, 2, 3, 5, 6 > >>Updated: 4 (to address review comment) > >>To be reviewed: 4, 7, 8 > >> > >>Arun Siluvery (8): > >> drm/i915/gen9: Add framework to whitelist specific GPU registers > >> drm/i915/gen9: Add GEN8_CS_CHICKEN1 to HW whitelist > >> drm/i915/gen9: Add HDC_CHICKEN1 to HW whitelist > >> drm/i915/bxt: Add GEN9_CS_DEBUG_MODE1 to HW whitelist > >> drm/i915/bxt: Add GEN8_L3SQCREG4 to HW whitelist > >> drm/i915/skl: Add GEN8_L3SQCREG4 to HW whitelist > >> drm/i915/skl: Enable Per context Preemption granularity control > >> drm/i915/gen9: Add WaOCLCoherentLineFlush > > > >With bland changelogs, it is impossible to assess the severity of the > >issues being addressed. How many of these do we need to apply to kernel > >release to address potential user impact? Which do backporters need? > >Are they critical stability fixes or power tuning or enabling for future > >features? > >-Chris > > > All of these changes are required for Preemption so they affect Gen9 > only. The whitelist changes are really to support for preemption WA > that are going to be part of UMD. The WA data is sketchy and for > some of them hsd links are not available so I don't really know the > details. Are you happy with adding "Required for future enabling of pre-emptive command execution" to each? It just helps clarify the purpose of the patch, and as I said helps answer the question of "do I need to backport this to stable kernels". -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
