UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/i915: Plumb drm_device through page tables operations 

The next patch in the series will require it for alloc_pt_single.

v2: Rebased after s/page_tables/page_table/.

Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Michel Thierry 2015-02-24 16:22:37 +00:00 committed by Daniel Vetter
parent 06fda602db
commit 06dc68d680
1 changed files with 16 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
drivers/gpu/drm/i915/i915_gem_gtt.c
View File

@ -142,7 +142,6 @@ static int sanitize_enable_ppgtt(struct drm_device *dev, int enable_ppgtt)
return has_aliasing_ppgtt ? 1 : 0;
}
static void ppgtt_bind_vma(struct i915_vma *vma,
enum i915_cache_level cache_level,
u32 flags);
@ -279,7 +278,7 @@ static gen6_gtt_pte_t iris_pte_encode(dma_addr_t addr,
return pte;
}
static void unmap_and_free_pt(struct i915_page_table_entry *pt)
static void unmap_and_free_pt(struct i915_page_table_entry *pt, struct drm_device *dev)
{
if (WARN_ON(!pt->page))
return;
@ -287,7 +286,7 @@ static void unmap_and_free_pt(struct i915_page_table_entry *pt)
kfree(pt);
}
static struct i915_page_table_entry *alloc_pt_single(void)
static struct i915_page_table_entry *alloc_pt_single(struct drm_device *dev)
{
struct i915_page_table_entry *pt;
@ -317,7 +316,9 @@ static struct i915_page_table_entry *alloc_pt_single(void)
*
* Return: 0 if allocation succeeded.
*/
static int alloc_pt_range(struct i915_page_directory_entry *pd, uint16_t pde, size_t count)
static int alloc_pt_range(struct i915_page_directory_entry *pd, uint16_t pde, size_t count,
struct drm_device *dev)
{
int i, ret;
@ -326,7 +327,7 @@ static int alloc_pt_range(struct i915_page_directory_entry *pd, uint16_t pde, si
return -EINVAL;
for (i = pde; i < pde + count; i++) {
struct i915_page_table_entry *pt = alloc_pt_single();
struct i915_page_table_entry *pt = alloc_pt_single(dev);
if (IS_ERR(pt)) {
ret = PTR_ERR(pt);
@ -342,7 +343,7 @@ static int alloc_pt_range(struct i915_page_directory_entry *pd, uint16_t pde, si
err_out:
while (i-- > pde)
unmap_and_free_pt(pd->page_table[i]);
unmap_and_free_pt(pd->page_table[i], dev);
return ret;
}
@ -521,7 +522,7 @@ static void gen8_ppgtt_insert_entries(struct i915_address_space *vm,
}
}
static void gen8_free_page_tables(struct i915_page_directory_entry *pd)
static void gen8_free_page_tables(struct i915_page_directory_entry *pd, struct drm_device *dev)
{
int i;
@ -532,7 +533,7 @@ static void gen8_free_page_tables(struct i915_page_directory_entry *pd)
if (WARN_ON(!pd->page_table[i]))
continue;
unmap_and_free_pt(pd->page_table[i]);
unmap_and_free_pt(pd->page_table[i], dev);
pd->page_table[i] = NULL;
}
}
@ -545,7 +546,7 @@ static void gen8_ppgtt_free(struct i915_hw_ppgtt *ppgtt)
if (WARN_ON(!ppgtt->pdp.page_directory[i]))
continue;
gen8_free_page_tables(ppgtt->pdp.page_directory[i]);
gen8_free_page_tables(ppgtt->pdp.page_directory[i], ppgtt->base.dev);
unmap_and_free_pd(ppgtt->pdp.page_directory[i]);
}
}
@ -597,7 +598,7 @@ static int gen8_ppgtt_allocate_page_tables(struct i915_hw_ppgtt *ppgtt)
for (i = 0; i < ppgtt->num_pd_pages; i++) {
ret = alloc_pt_range(ppgtt->pdp.page_directory[i],
0, GEN8_PDES_PER_PAGE);
0, GEN8_PDES_PER_PAGE, ppgtt->base.dev);
if (ret)
goto unwind_out;
}
@ -606,7 +607,7 @@ static int gen8_ppgtt_allocate_page_tables(struct i915_hw_ppgtt *ppgtt)
unwind_out:
while (i--)
gen8_free_page_tables(ppgtt->pdp.page_directory[i]);
gen8_free_page_tables(ppgtt->pdp.page_directory[i], ppgtt->base.dev);
return -ENOMEM;
}
@ -1087,7 +1088,7 @@ static void gen6_ppgtt_free(struct i915_hw_ppgtt *ppgtt)
int i;
for (i = 0; i < ppgtt->num_pd_entries; i++)
unmap_and_free_pt(ppgtt->pd.page_table[i]);
unmap_and_free_pt(ppgtt->pd.page_table[i], ppgtt->base.dev);
unmap_and_free_pd(&ppgtt->pd);
}
@ -1152,7 +1153,9 @@ static int gen6_ppgtt_alloc(struct i915_hw_ppgtt *ppgtt)
if (ret)
return ret;
ret = alloc_pt_range(&ppgtt->pd, 0, ppgtt->num_pd_entries);
ret = alloc_pt_range(&ppgtt->pd, 0, ppgtt->num_pd_entries,
ppgtt->base.dev);
if (ret) {
drm_mm_remove_node(&ppgtt->node);
return ret;