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-rw-r--r--drivers/gpu/drm/i915/i915_drv.h2
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.c8
-rw-r--r--drivers/gpu/drm/i915/i915_pci.c18
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.c2
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.h6
-rw-r--r--drivers/gpu/drm/i915/selftests/huge_pages.c3
6 files changed, 22 insertions, 17 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index dccb6006aabf..4864a35ddaca 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2452,7 +2452,7 @@ static inline unsigned int i915_sg_segment_size(void)
#define HAS_EXECLISTS(dev_priv) HAS_LOGICAL_RING_CONTEXTS(dev_priv)
-#define INTEL_PPGTT(dev_priv) (INTEL_INFO(dev_priv)->ppgtt)
+#define INTEL_PPGTT(dev_priv) (INTEL_INFO(dev_priv)->ppgtt_type)
#define HAS_PPGTT(dev_priv) \
(INTEL_PPGTT(dev_priv) != INTEL_PPGTT_NONE)
#define HAS_FULL_PPGTT(dev_priv) \
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index dac08d9c3fab..845d0ed5755b 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1538,10 +1538,7 @@ static struct i915_hw_ppgtt *gen8_ppgtt_create(struct drm_i915_private *i915)
ppgtt->vm.i915 = i915;
ppgtt->vm.dma = &i915->drm.pdev->dev;
-
- ppgtt->vm.total = HAS_FULL_48BIT_PPGTT(i915) ?
- 1ULL << 48 :
- 1ULL << 32;
+ ppgtt->vm.total = BIT_ULL(INTEL_INFO(i915)->ppgtt_size);
/* From bdw, there is support for read-only pages in the PPGTT. */
ppgtt->vm.has_read_only = true;
@@ -1991,8 +1988,7 @@ static struct i915_hw_ppgtt *gen6_ppgtt_create(struct drm_i915_private *i915)
ppgtt->base.vm.i915 = i915;
ppgtt->base.vm.dma = &i915->drm.pdev->dev;
-
- ppgtt->base.vm.total = I915_PDES * GEN6_PTES * I915_GTT_PAGE_SIZE;
+ ppgtt->base.vm.total = BIT_ULL(INTEL_INFO(i915)->ppgtt_size);
i915_address_space_init(&ppgtt->base.vm, VM_CLASS_PPGTT);
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 3cf697e8f1fa..a13ac0f3e528 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -349,7 +349,8 @@ static const struct intel_device_info intel_ironlake_m_info = {
.has_llc = 1, \
.has_rc6 = 1, \
.has_rc6p = 1, \
- .ppgtt = INTEL_PPGTT_ALIASING, \
+ .ppgtt_type = INTEL_PPGTT_ALIASING, \
+ .ppgtt_size = 31, \
I9XX_PIPE_OFFSETS, \
I9XX_CURSOR_OFFSETS, \
GEN_DEFAULT_PAGE_SIZES
@@ -394,7 +395,8 @@ static const struct intel_device_info intel_sandybridge_m_gt2_info = {
.has_llc = 1, \
.has_rc6 = 1, \
.has_rc6p = 1, \
- .ppgtt = INTEL_PPGTT_FULL, \
+ .ppgtt_type = INTEL_PPGTT_FULL, \
+ .ppgtt_size = 31, \
IVB_PIPE_OFFSETS, \
IVB_CURSOR_OFFSETS, \
GEN_DEFAULT_PAGE_SIZES
@@ -447,7 +449,8 @@ static const struct intel_device_info intel_valleyview_info = {
.has_rc6 = 1,
.display.has_gmch = 1,
.display.has_hotplug = 1,
- .ppgtt = INTEL_PPGTT_FULL,
+ .ppgtt_type = INTEL_PPGTT_FULL,
+ .ppgtt_size = 31,
.has_snoop = true,
.has_coherent_ggtt = false,
.engine_mask = BIT(RCS0) | BIT(VCS0) | BIT(BCS0),
@@ -495,7 +498,8 @@ static const struct intel_device_info intel_haswell_gt3_info = {
.page_sizes = I915_GTT_PAGE_SIZE_4K | \
I915_GTT_PAGE_SIZE_2M, \
.has_logical_ring_contexts = 1, \
- .ppgtt = INTEL_PPGTT_FULL_4LVL, \
+ .ppgtt_type = INTEL_PPGTT_FULL_4LVL, \
+ .ppgtt_size = 48, \
.has_64bit_reloc = 1, \
.has_reset_engine = 1
@@ -540,7 +544,8 @@ static const struct intel_device_info intel_cherryview_info = {
.has_rc6 = 1,
.has_logical_ring_contexts = 1,
.display.has_gmch = 1,
- .ppgtt = INTEL_PPGTT_FULL,
+ .ppgtt_type = INTEL_PPGTT_FULL,
+ .ppgtt_size = 32,
.has_reset_engine = 1,
.has_snoop = true,
.has_coherent_ggtt = false,
@@ -616,7 +621,8 @@ static const struct intel_device_info intel_skylake_gt4_info = {
.has_logical_ring_contexts = 1, \
.has_logical_ring_preemption = 1, \
.has_guc = 1, \
- .ppgtt = INTEL_PPGTT_FULL_4LVL, \
+ .ppgtt_type = INTEL_PPGTT_FULL_4LVL, \
+ .ppgtt_size = 48, \
.has_reset_engine = 1, \
.has_snoop = true, \
.has_coherent_ggtt = false, \
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index aac19b1c419c..eddf83807957 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -844,7 +844,7 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
if (IS_GEN(dev_priv, 6) && intel_vtd_active()) {
DRM_INFO("Disabling ppGTT for VT-d support\n");
- info->ppgtt = INTEL_PPGTT_NONE;
+ info->ppgtt_type = INTEL_PPGTT_NONE;
}
/* Initialize command stream timestamp frequency */
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index 047d10bdd455..b57b34c96b3d 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -76,7 +76,7 @@ enum intel_platform {
INTEL_MAX_PLATFORMS
};
-enum intel_ppgtt {
+enum intel_ppgtt_type {
INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING,
INTEL_PPGTT_FULL = I915_GEM_PPGTT_FULL,
@@ -162,7 +162,9 @@ struct intel_device_info {
enum intel_platform platform;
u32 platform_mask;
- enum intel_ppgtt ppgtt;
+ enum intel_ppgtt_type ppgtt_type;
+ unsigned int ppgtt_size; /* log2, e.g. 31/32/48 bits */
+
unsigned int page_sizes; /* page sizes supported by the HW */
u32 display_mmio_offset;
diff --git a/drivers/gpu/drm/i915/selftests/huge_pages.c b/drivers/gpu/drm/i915/selftests/huge_pages.c
index 1e66cff985f8..e8b3f417a122 100644
--- a/drivers/gpu/drm/i915/selftests/huge_pages.c
+++ b/drivers/gpu/drm/i915/selftests/huge_pages.c
@@ -1709,7 +1709,8 @@ int i915_gem_huge_page_mock_selftests(void)
return -ENOMEM;
/* Pretend to be a device which supports the 48b PPGTT */
- mkwrite_device_info(dev_priv)->ppgtt = INTEL_PPGTT_FULL_4LVL;
+ mkwrite_device_info(dev_priv)->ppgtt_type = INTEL_PPGTT_FULL_4LVL;
+ mkwrite_device_info(dev_priv)->ppgtt_size = 48;
mutex_lock(&dev_priv->drm.struct_mutex);
ppgtt = i915_ppgtt_create(dev_priv, ERR_PTR(-ENODEV));