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...r > >>> mix or merge a "regular" mapping with a single page mapping. > >>> > >>> drm_gpuvm has support for a flags field in drm_gpuva objects. This is > >>> normally managed by drivers directly. We can introduce a > >>> DRM_GPUVA_SINGLE_PAGE flag to handle this. However, to make it work, > >>> sm_map and friends need to know ahead of time whether the new mapping is > >>> a single page mapping or not. Therefore, we need to add an argument to > >>> these functions so drivers can provide the flags to b...

...> > mix or merge a "regular" mapping with a single page mapping. > > > > > > > > drm_gpuvm has support for a flags field in drm_gpuva objects. This is > > > > normally managed by drivers directly. We can introduce a > > > > DRM_GPUVA_SINGLE_PAGE flag to handle this. However, to make it work, > > > > sm_map and friends need to know ahead of time whether the new mapping is > > > > a single page mapping or not. Therefore, we need to add an argument to > > > > these functions so drivers can provide the flag...

...simply to never > > > mix or merge a "regular" mapping with a single page mapping. > > > > > > drm_gpuvm has support for a flags field in drm_gpuva objects. This is > > > normally managed by drivers directly. We can introduce a > > > DRM_GPUVA_SINGLE_PAGE flag to handle this. However, to make it work, > > > sm_map and friends need to know ahead of time whether the new mapping is > > > a single page mapping or not. Therefore, we need to add an argument to > > > these functions so drivers can provide the flags to be filled...

...mappings. The rules are simply to never > > mix or merge a "regular" mapping with a single page mapping. > > > > drm_gpuvm has support for a flags field in drm_gpuva objects. This is > > normally managed by drivers directly. We can introduce a > > DRM_GPUVA_SINGLE_PAGE flag to handle this. However, to make it work, > > sm_map and friends need to know ahead of time whether the new mapping is > > a single page mapping or not. Therefore, we need to add an argument to > > these functions so drivers can provide the flags to be filled into > >...

...gs intersect with regular mappings. The rules are simply to never > mix or merge a "regular" mapping with a single page mapping. > > drm_gpuvm has support for a flags field in drm_gpuva objects. This is > normally managed by drivers directly. We can introduce a > DRM_GPUVA_SINGLE_PAGE flag to handle this. However, to make it work, > sm_map and friends need to know ahead of time whether the new mapping is > a single page mapping or not. Therefore, we need to add an argument to > these functions so drivers can provide the flags to be filled into > drm_gpuva.flags. &gt...