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authorBen Widawsky <ben@bwidawsk.net>2013-01-18 12:30:32 -0800
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-01-20 13:11:11 +0100
commit9c61a32d31a55c8c6e590d83ae5645e14fde09f2 (patch)
tree3e0b76fa2c8b3a598b80e546821f659fae2530e2 /drivers/char
parenta81cc00c11ab6816fbcb7dd99a60b50e71765d25 (diff)
downloadop-kernel-dev-9c61a32d31a55c8c6e590d83ae5645e14fde09f2.zip
op-kernel-dev-9c61a32d31a55c8c6e590d83ae5645e14fde09f2.tar.gz
drm/i915: Remove scratch page from shared
We already had a mapping in both (minus the phys_addr in AGP). Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com> Signed-off-by: Ben Widawsky <ben@bwidawsk.net> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/agp/intel-gtt.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index 12c3102..7fcee5c 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;
} intel_private;
@@ -297,9 +298,9 @@ 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;
@@ -546,7 +547,7 @@ 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);
@@ -891,7 +892,7 @@ 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);
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