From: Tvrtko Ursulin <[email protected]> This will come useful in the following patch.
v2: * Handle mock ggtt. Signed-off-by: Tvrtko Ursulin <[email protected]> Reviewed-by: Rodrigo Vivi <[email protected]> --- drivers/gpu/drm/i915/i915_gem_gtt.c | 16 ++++++++++------ drivers/gpu/drm/i915/i915_gem_gtt.h | 1 + drivers/gpu/drm/i915/selftests/mock_gtt.c | 1 + 3 files changed, 12 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 8de22e725e55..ca852e860a16 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -1556,9 +1556,11 @@ static int gen8_preallocate_top_level_pdp(struct i915_ppgtt *ppgtt) return -ENOMEM; } -static void ppgtt_init(struct drm_i915_private *i915, - struct i915_ppgtt *ppgtt) +static void ppgtt_init(struct i915_ppgtt *ppgtt, struct intel_gt *gt) { + struct drm_i915_private *i915 = gt->i915; + + ppgtt->vm.gt = gt; ppgtt->vm.i915 = i915; ppgtt->vm.dma = &i915->drm.pdev->dev; ppgtt->vm.total = BIT_ULL(INTEL_INFO(i915)->ppgtt_size); @@ -1587,7 +1589,7 @@ static struct i915_ppgtt *gen8_ppgtt_create(struct drm_i915_private *i915) if (!ppgtt) return ERR_PTR(-ENOMEM); - ppgtt_init(i915, ppgtt); + ppgtt_init(ppgtt, &i915->gt); /* * From bdw, there is hw support for read-only pages in the PPGTT. @@ -2141,7 +2143,7 @@ static struct i915_ppgtt *gen6_ppgtt_create(struct drm_i915_private *i915) if (!ppgtt) return ERR_PTR(-ENOMEM); - ppgtt_init(i915, &ppgtt->base); + ppgtt_init(&ppgtt->base, &i915->gt); ppgtt->base.vm.allocate_va_range = gen6_alloc_va_range; ppgtt->base.vm.clear_range = gen6_ppgtt_clear_range; @@ -3496,10 +3498,12 @@ static int i915_gmch_probe(struct i915_ggtt *ggtt) return 0; } -static int ggtt_probe_hw(struct i915_ggtt *ggtt, struct drm_i915_private *i915) +static int ggtt_probe_hw(struct i915_ggtt *ggtt, struct intel_gt *gt) { + struct drm_i915_private *i915 = gt->i915; int ret; + ggtt->vm.gt = gt; ggtt->vm.i915 = i915; ggtt->vm.dma = &i915->drm.pdev->dev; @@ -3545,7 +3549,7 @@ int i915_ggtt_probe_hw(struct drm_i915_private *i915) { int ret; - ret = ggtt_probe_hw(&i915->ggtt, i915); + ret = ggtt_probe_hw(&i915->ggtt, &i915->gt); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index ada48a27a053..0d053780b03e 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -283,6 +283,7 @@ struct i915_address_space { struct kref ref; struct drm_mm mm; + struct intel_gt *gt; struct drm_i915_private *i915; struct device *dma; /* Every address space belongs to a struct file - except for the global diff --git a/drivers/gpu/drm/i915/selftests/mock_gtt.c b/drivers/gpu/drm/i915/selftests/mock_gtt.c index f625c307a406..215372f75eec 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gtt.c +++ b/drivers/gpu/drm/i915/selftests/mock_gtt.c @@ -98,6 +98,7 @@ void mock_init_ggtt(struct drm_i915_private *i915, struct i915_ggtt *ggtt) { memset(ggtt, 0, sizeof(*ggtt)); + ggtt->vm.gt = &i915->gt; ggtt->vm.i915 = i915; ggtt->vm.is_ggtt = true; -- 2.20.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
