diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 051eab33e4c7b13260994ebb884cc44a5394c4bc..fcd77b27514dfdb738334024c2b1201732af6dc3 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -10,6 +10,7 @@ config DRM_I915 # the shmem_readpage() which depends upon tmpfs select SHMEM select TMPFS + select STOP_MACHINE select DRM_KMS_HELPER select DRM_PANEL select DRM_MIPI_DSI diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 016739eefd45a33ac57538016cff9d077f6fe951..4d357e18e5d12cdd2ea1ef684586187d7e6a76e4 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -24,6 +24,7 @@ */ #include +#include #include #include #include "i915_drv.h" @@ -2533,6 +2534,26 @@ static int ggtt_bind_vma(struct i915_vma *vma, return 0; } +struct ggtt_bind_vma__cb { + struct i915_vma *vma; + enum i915_cache_level cache_level; + u32 flags; +}; + +static int ggtt_bind_vma__cb(void *_arg) +{ + struct ggtt_bind_vma__cb *arg = _arg; + return ggtt_bind_vma(arg->vma, arg->cache_level, arg->flags); +} + +static int ggtt_bind_vma__BKL(struct i915_vma *vma, + enum i915_cache_level cache_level, + u32 flags) +{ + struct ggtt_bind_vma__cb arg = { vma, cache_level, flags }; + return stop_machine(ggtt_bind_vma__cb, &arg, NULL); +} + static int aliasing_gtt_bind_vma(struct i915_vma *vma, enum i915_cache_level cache_level, u32 flags) @@ -3000,6 +3021,9 @@ static int gen8_gmch_probe(struct drm_device *dev, dev_priv->gtt.base.bind_vma = ggtt_bind_vma; dev_priv->gtt.base.unbind_vma = ggtt_unbind_vma; + if (IS_CHERRYVIEW(dev)) + dev_priv->gtt.base.bind_vma = ggtt_bind_vma__BKL; + return ret; }