We already had a mapping in both (minus the phys_addr in AGP).
Reviewed-by: Rodrigo Vivi <rodrigo.v...@gmail.com>
Signed-off-by: Ben Widawsky <b...@bwidawsk.net>
---
drivers/char/agp/intel-gtt.c | 9 +++++----
drivers/gpu/drm/i915/i915_drv.h | 2 ++
drivers/gpu/drm/i915/i915_gem_gtt.c | 16 ++++++++--------
include/drm/intel-gtt.h | 3 ---
4 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index f54ddc0..773ce8b 100644
--- a/drivers/char/agp/intel-gtt.c
+++ b/drivers/char/agp/intel-gtt.c
@@ -75,6 +75,7 @@ static struct _intel_private {
struct resource ifp_resource;
int resource_valid;
struct page *scratch_page;
+ phys_addr_t scratch_page_dma;
int refcount;
/* Size of memory reserved for graphics by the BIOS */
unsigned int stolen_size;
@@ -307,9 +308,9 @@ static int intel_gtt_setup_scratch_page(void)
if (pci_dma_mapping_error(intel_private.pcidev, dma_addr))
return -EINVAL;
- intel_private.base.scratch_page_dma = dma_addr;
+ intel_private.scratch_page_dma = dma_addr;
} else
- intel_private.base.scratch_page_dma = page_to_phys(page);
+ intel_private.scratch_page_dma = page_to_phys(page);
intel_private.scratch_page = page;
@@ -556,7 +557,7 @@ static unsigned int intel_gtt_mappable_entries(void)
static void intel_gtt_teardown_scratch_page(void)
{
set_pages_wb(intel_private.scratch_page, 1);
- pci_unmap_page(intel_private.pcidev,
intel_private.base.scratch_page_dma,
+ pci_unmap_page(intel_private.pcidev, intel_private.scratch_page_dma,
PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
put_page(intel_private.scratch_page);
__free_page(intel_private.scratch_page);
@@ -900,7 +901,7 @@ void intel_gtt_clear_range(unsigned int first_entry,
unsigned int num_entries)
unsigned int i;
for (i = first_entry; i < (first_entry + num_entries); i++) {
-
intel_private.driver->write_entry(intel_private.base.scratch_page_dma,
+
intel_private.driver->write_entry(intel_private.scratch_page_dma,
i, 0);
}
readl(intel_private.gtt+i-1);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2083e91..091eef9 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -389,6 +389,8 @@ struct i915_gtt {
void __iomem *gsm;
bool do_idle_maps;
+ dma_addr_t scratch_page_dma;
+ struct page *scratch_page;
};
#define gtt_total_entries(gtt) ((gtt).total >> PAGE_SHIFT)
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c
b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 38af3c4..33e7bbc 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -158,7 +158,7 @@ int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
ppgtt->pt_dma_addr[i] = pt_addr;
}
- ppgtt->scratch_page_dma_addr = dev_priv->mm.gtt->scratch_page_dma;
+ ppgtt->scratch_page_dma_addr = dev_priv->gtt.scratch_page_dma;
i915_ppgtt_clear_range(ppgtt, 0,
ppgtt->num_pd_entries*I915_PPGTT_PT_ENTRIES);
@@ -388,7 +388,7 @@ static void i915_ggtt_clear_range(struct drm_device *dev,
first_entry, num_entries, max_entries))
num_entries = max_entries;
- scratch_pte = pte_encode(dev, dev_priv->mm.gtt->scratch_page_dma,
I915_CACHE_LLC);
+ scratch_pte = pte_encode(dev, dev_priv->gtt.scratch_page_dma,
I915_CACHE_LLC);
for (i = 0; i < num_entries; i++)
iowrite32(scratch_pte, >t_base[i]);
readl(gtt_base);
@@ -653,8 +653,8 @@ static int setup_scratch_page(struct drm_device *dev)
#else
dma_addr = page_to_phys(page);
#endif
- dev_priv->mm.gtt->scratch_page = page;
- dev_priv->mm.gtt->scratch_page_dma = dma_addr;
+ dev_priv->gtt.scratch_page = page;
+ dev_priv->gtt.scratch_page_dma = dma_addr;
return 0;
}
@@ -662,11 +662,11 @@ static int setup_scratch_page(struct drm_device *dev)
static void teardown_scratch_page(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- set_pages_wb(dev_priv->mm.gtt->scratch_page, 1);
- pci_unmap_page(dev->pdev, dev_priv->mm.gtt->scratch_page_dma,
+ set_pages_wb(dev_priv->gtt.scratch_page, 1);
+ pci_unmap_page(dev->pdev, dev_priv->gtt.scratch_page_dma,
PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
- put_page(dev_priv->mm.gtt->scratch_page);
- __free_page(dev_priv->mm.gtt->scratch_page);
+ put_page(dev_priv->gtt.scratch_page);
+ __free_page(dev_priv->gtt.scratch_page);
}
static inline unsigned int gen6_get_total_gtt_size(u16 snb_gmch_ctl)
diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h
index db2785e..ae55605 100644
--- a/include/drm/intel-gtt.h
+++ b/include/drm/intel-gtt.h
@@ -4,9 +4,6 @@
#define _DRM_INTEL_GTT_H
struct intel_gtt {
- /* Share the scratch page dma with ppgtts. */
- dma_addr_t scratch_page_dma;
- struct page *scratch_page;
} *intel_gtt_get(void);
int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
--
1.8.1.1
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